id	sid	tid	token	lemma	pos
en-wikipedia-org-6541	1	1	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	1	2	cooling	cooling	NN
en-wikipedia-org-6541	1	3	-	-	:
en-wikipedia-org-6541	1	4	Wikipedia	wikipedia	JJ
en-wikipedia-org-6541	1	5	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	1	6	cooling	cool	VBG
en-wikipedia-org-6541	1	7	From	from	IN
en-wikipedia-org-6541	1	8	Wikipedia	Wikipedia	NNP
en-wikipedia-org-6541	1	9	,	,	,
en-wikipedia-org-6541	1	10	the	the	DT
en-wikipedia-org-6541	1	11	free	free	JJ
en-wikipedia-org-6541	1	12	encyclopedia	encyclopedia	NN
en-wikipedia-org-6541	1	13	Jump	Jump	NNP
en-wikipedia-org-6541	1	14	to	to	IN
en-wikipedia-org-6541	1	15	navigation	navigation	NN
en-wikipedia-org-6541	1	16	Jump	Jump	NNP
en-wikipedia-org-6541	1	17	to	to	TO
en-wikipedia-org-6541	1	18	search	search	VB
en-wikipedia-org-6541	1	19	Physical	physical	JJ
en-wikipedia-org-6541	1	20	principle	principle	NN
en-wikipedia-org-6541	1	21	of	of	IN
en-wikipedia-org-6541	1	22	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	1	23	cooling	cool	VBG
en-wikipedia-org-6541	1	24	:	:	:
en-wikipedia-org-6541	1	25	The	the	DT
en-wikipedia-org-6541	1	26	atoms	atom	NNS
en-wikipedia-org-6541	1	27	are	be	VBP
en-wikipedia-org-6541	1	28	running	run	VBG
en-wikipedia-org-6541	1	29	against	against	IN
en-wikipedia-org-6541	1	30	the	the	DT
en-wikipedia-org-6541	1	31	potential	potential	JJ
en-wikipedia-org-6541	1	32	energy	energy	NN
en-wikipedia-org-6541	1	33	,	,	,
en-wikipedia-org-6541	1	34	become	become	VBP
en-wikipedia-org-6541	1	35	excited	excited	JJ
en-wikipedia-org-6541	1	36	into	into	IN
en-wikipedia-org-6541	1	37	a	a	DT
en-wikipedia-org-6541	1	38	higher	high	JJR
en-wikipedia-org-6541	1	39	band	band	NN
en-wikipedia-org-6541	1	40	,	,	,
en-wikipedia-org-6541	1	41	fall	fall	VB
en-wikipedia-org-6541	1	42	back	back	RB
en-wikipedia-org-6541	1	43	into	into	IN
en-wikipedia-org-6541	1	44	a	a	DT
en-wikipedia-org-6541	1	45	low	low	JJ
en-wikipedia-org-6541	1	46	-	-	HYPH
en-wikipedia-org-6541	1	47	energy	energy	NN
en-wikipedia-org-6541	1	48	state	state	NN
en-wikipedia-org-6541	1	49	(	(	-LRB-
en-wikipedia-org-6541	1	50	i.e.	i.e.	FW
en-wikipedia-org-6541	2	1	from	from	IN
en-wikipedia-org-6541	2	2	the	the	DT
en-wikipedia-org-6541	2	3	rather	rather	RB
en-wikipedia-org-6541	2	4	high	high	JJ
en-wikipedia-org-6541	2	5	"	"	``
en-wikipedia-org-6541	2	6	blue	blue	JJ
en-wikipedia-org-6541	2	7	"	"	''
en-wikipedia-org-6541	2	8	state	state	NN
en-wikipedia-org-6541	2	9	upwards	upwards	RB
en-wikipedia-org-6541	2	10	,	,	,
en-wikipedia-org-6541	2	11	then	then	RB
en-wikipedia-org-6541	2	12	immediately	immediately	RB
en-wikipedia-org-6541	2	13	backwards	backwards	RB
en-wikipedia-org-6541	2	14	to	to	IN
en-wikipedia-org-6541	2	15	the	the	DT
en-wikipedia-org-6541	2	16	lower	low	JJR
en-wikipedia-org-6541	2	17	"	"	``
en-wikipedia-org-6541	2	18	red	red	JJ
en-wikipedia-org-6541	2	19	"	"	''
en-wikipedia-org-6541	2	20	state	state	NN
en-wikipedia-org-6541	2	21	)	)	-RRB-
en-wikipedia-org-6541	2	22	,	,	,
en-wikipedia-org-6541	2	23	always	always	RB
en-wikipedia-org-6541	2	24	on	on	IN
en-wikipedia-org-6541	2	25	the	the	DT
en-wikipedia-org-6541	2	26	left	left	JJ
en-wikipedia-org-6541	2	27	-	-	HYPH
en-wikipedia-org-6541	2	28	hand	hand	NN
en-wikipedia-org-6541	2	29	side	side	NN
en-wikipedia-org-6541	2	30	,	,	,
en-wikipedia-org-6541	2	31	from	from	IN
en-wikipedia-org-6541	2	32	which	which	WDT
en-wikipedia-org-6541	2	33	,	,	,
en-wikipedia-org-6541	2	34	after	after	IN
en-wikipedia-org-6541	2	35	one	one	CD
en-wikipedia-org-6541	2	36	and	and	CC
en-wikipedia-org-6541	2	37	a	a	DT
en-wikipedia-org-6541	2	38	half	half	NN
en-wikipedia-org-6541	2	39	of	of	IN
en-wikipedia-org-6541	2	40	the	the	DT
en-wikipedia-org-6541	2	41	"	"	``
en-wikipedia-org-6541	2	42	red	red	JJ
en-wikipedia-org-6541	2	43	"	"	''
en-wikipedia-org-6541	2	44	or	or	CC
en-wikipedia-org-6541	2	45	"	"	``
en-wikipedia-org-6541	2	46	blue	blue	JJ
en-wikipedia-org-6541	2	47	"	"	''
en-wikipedia-org-6541	2	48	period	period	NN
en-wikipedia-org-6541	2	49	,	,	,
en-wikipedia-org-6541	2	50	say	say	VBP
en-wikipedia-org-6541	2	51	,	,	,
en-wikipedia-org-6541	2	52	of	of	IN
en-wikipedia-org-6541	2	53	the	the	DT
en-wikipedia-org-6541	2	54	laser	laser	NN
en-wikipedia-org-6541	2	55	action	action	NN
en-wikipedia-org-6541	2	56	,	,	,
en-wikipedia-org-6541	2	57	they	-PRON-	PRP
en-wikipedia-org-6541	2	58	get	get	VBP
en-wikipedia-org-6541	2	59	excited	excited	JJ
en-wikipedia-org-6541	2	60	and	and	CC
en-wikipedia-org-6541	2	61	de	de	JJ
en-wikipedia-org-6541	2	62	-	-	JJ
en-wikipedia-org-6541	2	63	excited	excited	JJ
en-wikipedia-org-6541	2	64	again	again	RB
en-wikipedia-org-6541	2	65	,	,	,
en-wikipedia-org-6541	2	66	now	now	RB
en-wikipedia-org-6541	2	67	from	from	IN
en-wikipedia-org-6541	2	68	"	"	``
en-wikipedia-org-6541	2	69	red	red	JJ
en-wikipedia-org-6541	2	70	"	"	''
en-wikipedia-org-6541	2	71	to	to	IN
en-wikipedia-org-6541	2	72	"	"	``
en-wikipedia-org-6541	2	73	blue	blue	JJ
en-wikipedia-org-6541	2	74	"	"	''
en-wikipedia-org-6541	2	75	,	,	,
en-wikipedia-org-6541	2	76	on	on	IN
en-wikipedia-org-6541	2	77	the	the	DT
en-wikipedia-org-6541	2	78	r.h.s	r.h.s	NN
en-wikipedia-org-6541	2	79	.	.	.
en-wikipedia-org-6541	2	80	,	,	,
en-wikipedia-org-6541	2	81	etc	etc	FW
en-wikipedia-org-6541	2	82	.	.	.
en-wikipedia-org-6541	3	1	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	3	2	cooling	cool	VBG
en-wikipedia-org-6541	3	3	(	(	-LRB-
en-wikipedia-org-6541	3	4	sometimes	sometimes	RB
en-wikipedia-org-6541	3	5	called	call	VBN
en-wikipedia-org-6541	3	6	polarization	polarization	NN
en-wikipedia-org-6541	3	7	gradient	gradient	NN
en-wikipedia-org-6541	3	8	cooling	cooling	NN
en-wikipedia-org-6541	3	9	)	)	-RRB-
en-wikipedia-org-6541	3	10	is	be	VBZ
en-wikipedia-org-6541	3	11	a	a	DT
en-wikipedia-org-6541	3	12	type	type	NN
en-wikipedia-org-6541	3	13	of	of	IN
en-wikipedia-org-6541	3	14	laser	laser	NN
en-wikipedia-org-6541	3	15	cooling	cooling	NN
en-wikipedia-org-6541	3	16	of	of	IN
en-wikipedia-org-6541	3	17	atoms	atom	NNS
en-wikipedia-org-6541	3	18	used	use	VBN
en-wikipedia-org-6541	3	19	to	to	TO
en-wikipedia-org-6541	3	20	reach	reach	VB
en-wikipedia-org-6541	3	21	temperatures	temperature	NNS
en-wikipedia-org-6541	3	22	below	below	IN
en-wikipedia-org-6541	3	23	the	the	DT
en-wikipedia-org-6541	3	24	Doppler	Doppler	NNP
en-wikipedia-org-6541	3	25	cooling	cooling	NN
en-wikipedia-org-6541	3	26	limit	limit	NN
en-wikipedia-org-6541	3	27	.	.	.
en-wikipedia-org-6541	4	1	This	this	DT
en-wikipedia-org-6541	4	2	cooling	cooling	NN
en-wikipedia-org-6541	4	3	method	method	NN
en-wikipedia-org-6541	4	4	was	be	VBD
en-wikipedia-org-6541	4	5	first	first	RB
en-wikipedia-org-6541	4	6	proposed	propose	VBN
en-wikipedia-org-6541	4	7	by	by	IN
en-wikipedia-org-6541	4	8	Claude	Claude	NNP
en-wikipedia-org-6541	4	9	Cohen	Cohen	NNP
en-wikipedia-org-6541	4	10	-	-	HYPH
en-wikipedia-org-6541	4	11	Tannoudji	Tannoudji	NNP
en-wikipedia-org-6541	4	12	in	in	IN
en-wikipedia-org-6541	4	13	1989,[1	1989,[1	CD
en-wikipedia-org-6541	4	14	]	]	-RRB-
en-wikipedia-org-6541	4	15	motivated	motivate	VBN
en-wikipedia-org-6541	4	16	by	by	IN
en-wikipedia-org-6541	4	17	earlier	early	JJR
en-wikipedia-org-6541	4	18	experiments	experiment	NNS
en-wikipedia-org-6541	4	19	which	which	WDT
en-wikipedia-org-6541	4	20	observed	observe	VBD
en-wikipedia-org-6541	4	21	sodium	sodium	NN
en-wikipedia-org-6541	4	22	atoms	atom	NNS
en-wikipedia-org-6541	4	23	cooled	cool	VBN
en-wikipedia-org-6541	4	24	below	below	IN
en-wikipedia-org-6541	4	25	the	the	DT
en-wikipedia-org-6541	4	26	Doppler	Doppler	NNP
en-wikipedia-org-6541	4	27	limit	limit	NN
en-wikipedia-org-6541	4	28	in	in	IN
en-wikipedia-org-6541	4	29	an	an	DT
en-wikipedia-org-6541	4	30	optical	optical	JJ
en-wikipedia-org-6541	4	31	molasses	molasse	NNS
en-wikipedia-org-6541	4	32	.	.	.
en-wikipedia-org-6541	5	1	[	[	-LRB-
en-wikipedia-org-6541	5	2	2	2	LS
en-wikipedia-org-6541	5	3	]	]	-RRB-
en-wikipedia-org-6541	5	4	Cohen	Cohen	NNP
en-wikipedia-org-6541	5	5	-	-	HYPH
en-wikipedia-org-6541	5	6	Tannoudji	Tannoudji	NNP
en-wikipedia-org-6541	5	7	received	receive	VBD
en-wikipedia-org-6541	5	8	part	part	NN
en-wikipedia-org-6541	5	9	of	of	IN
en-wikipedia-org-6541	5	10	the	the	DT
en-wikipedia-org-6541	5	11	Nobel	Nobel	NNP
en-wikipedia-org-6541	5	12	Prize	Prize	NNP
en-wikipedia-org-6541	5	13	in	in	IN
en-wikipedia-org-6541	5	14	Physics	Physics	NNP
en-wikipedia-org-6541	5	15	in	in	IN
en-wikipedia-org-6541	5	16	1997	1997	CD
en-wikipedia-org-6541	5	17	for	for	IN
en-wikipedia-org-6541	5	18	his	-PRON-	PRP$
en-wikipedia-org-6541	5	19	work	work	NN
en-wikipedia-org-6541	5	20	.	.	.
en-wikipedia-org-6541	6	1	The	the	DT
en-wikipedia-org-6541	6	2	technique	technique	NN
en-wikipedia-org-6541	6	3	is	be	VBZ
en-wikipedia-org-6541	6	4	named	name	VBN
en-wikipedia-org-6541	6	5	after	after	IN
en-wikipedia-org-6541	6	6	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	6	7	,	,	,
en-wikipedia-org-6541	6	8	a	a	DT
en-wikipedia-org-6541	6	9	figure	figure	NN
en-wikipedia-org-6541	6	10	in	in	IN
en-wikipedia-org-6541	6	11	the	the	DT
en-wikipedia-org-6541	6	12	Greek	greek	JJ
en-wikipedia-org-6541	6	13	mythology	mythology	NN
en-wikipedia-org-6541	6	14	,	,	,
en-wikipedia-org-6541	6	15	who	who	WP
en-wikipedia-org-6541	6	16	was	be	VBD
en-wikipedia-org-6541	6	17	doomed	doom	VBN
en-wikipedia-org-6541	6	18	,	,	,
en-wikipedia-org-6541	6	19	for	for	IN
en-wikipedia-org-6541	6	20	all	all	DT
en-wikipedia-org-6541	6	21	eternity	eternity	NN
en-wikipedia-org-6541	6	22	,	,	,
en-wikipedia-org-6541	6	23	to	to	TO
en-wikipedia-org-6541	6	24	roll	roll	VB
en-wikipedia-org-6541	6	25	a	a	DT
en-wikipedia-org-6541	6	26	stone	stone	NN
en-wikipedia-org-6541	6	27	up	up	IN
en-wikipedia-org-6541	6	28	a	a	DT
en-wikipedia-org-6541	6	29	mountain	mountain	NN
en-wikipedia-org-6541	6	30	only	only	RB
en-wikipedia-org-6541	6	31	to	to	TO
en-wikipedia-org-6541	6	32	have	have	VB
en-wikipedia-org-6541	6	33	it	-PRON-	PRP
en-wikipedia-org-6541	6	34	roll	roll	VB
en-wikipedia-org-6541	6	35	down	down	RP
en-wikipedia-org-6541	6	36	again	again	RB
en-wikipedia-org-6541	6	37	whenever	whenever	WRB
en-wikipedia-org-6541	6	38	he	-PRON-	PRP
en-wikipedia-org-6541	6	39	got	get	VBD
en-wikipedia-org-6541	6	40	near	near	IN
en-wikipedia-org-6541	6	41	the	the	DT
en-wikipedia-org-6541	6	42	summit	summit	NN
en-wikipedia-org-6541	6	43	.	.	.
en-wikipedia-org-6541	7	1	Contents	content	NNS
en-wikipedia-org-6541	7	2	1	1	CD
en-wikipedia-org-6541	7	3	Method	method	NN
en-wikipedia-org-6541	7	4	1.1	1.1	CD
en-wikipedia-org-6541	7	5	Principal	Principal	NNP
en-wikipedia-org-6541	7	6	of	of	IN
en-wikipedia-org-6541	7	7	sisyphus	sisyphu	NNS
en-wikipedia-org-6541	7	8	cooling	cool	VBG
en-wikipedia-org-6541	7	9	1.2	1.2	CD
en-wikipedia-org-6541	7	10	Typical	typical	JJ
en-wikipedia-org-6541	7	11	optical	optical	JJ
en-wikipedia-org-6541	7	12	pumping	pumping	NN
en-wikipedia-org-6541	7	13	scheme	scheme	NN
en-wikipedia-org-6541	7	14	2	2	CD
en-wikipedia-org-6541	7	15	Limits	limit	NNS
en-wikipedia-org-6541	7	16	3	3	CD
en-wikipedia-org-6541	7	17	References	References	NNPS
en-wikipedia-org-6541	7	18	Method[edit	method[edit	NN
en-wikipedia-org-6541	7	19	]	]	-RRB-
en-wikipedia-org-6541	7	20	Sisyphus	sisyphus	NN
en-wikipedia-org-6541	7	21	cooling	cooling	NN
en-wikipedia-org-6541	7	22	can	can	MD
en-wikipedia-org-6541	7	23	be	be	VB
en-wikipedia-org-6541	7	24	achieved	achieve	VBN
en-wikipedia-org-6541	7	25	by	by	IN
en-wikipedia-org-6541	7	26	shining	shine	VBG
en-wikipedia-org-6541	7	27	two	two	CD
en-wikipedia-org-6541	7	28	counter	counter	RB
en-wikipedia-org-6541	7	29	-	-	JJ
en-wikipedia-org-6541	7	30	propagating	propagate	VBG
en-wikipedia-org-6541	7	31	laser	laser	NN
en-wikipedia-org-6541	7	32	beams	beam	NNS
en-wikipedia-org-6541	7	33	with	with	IN
en-wikipedia-org-6541	7	34	orthogonal	orthogonal	JJ
en-wikipedia-org-6541	7	35	polarization	polarization	NN
en-wikipedia-org-6541	7	36	onto	onto	IN
en-wikipedia-org-6541	7	37	an	an	DT
en-wikipedia-org-6541	7	38	atom	atom	JJ
en-wikipedia-org-6541	7	39	sample	sample	NN
en-wikipedia-org-6541	7	40	.	.	.
en-wikipedia-org-6541	8	1	Atoms	atom	NNS
en-wikipedia-org-6541	8	2	moving	move	VBG
en-wikipedia-org-6541	8	3	through	through	IN
en-wikipedia-org-6541	8	4	the	the	DT
en-wikipedia-org-6541	8	5	potential	potential	JJ
en-wikipedia-org-6541	8	6	landscape	landscape	NN
en-wikipedia-org-6541	8	7	along	along	IN
en-wikipedia-org-6541	8	8	the	the	DT
en-wikipedia-org-6541	8	9	direction	direction	NN
en-wikipedia-org-6541	8	10	of	of	IN
en-wikipedia-org-6541	8	11	the	the	DT
en-wikipedia-org-6541	8	12	standing	stand	VBG
en-wikipedia-org-6541	8	13	wave	wave	NN
en-wikipedia-org-6541	8	14	lose	lose	VB
en-wikipedia-org-6541	8	15	kinetic	kinetic	JJ
en-wikipedia-org-6541	8	16	energy	energy	NN
en-wikipedia-org-6541	8	17	as	as	IN
en-wikipedia-org-6541	8	18	they	-PRON-	PRP
en-wikipedia-org-6541	8	19	move	move	VBP
en-wikipedia-org-6541	8	20	to	to	IN
en-wikipedia-org-6541	8	21	a	a	DT
en-wikipedia-org-6541	8	22	potential	potential	JJ
en-wikipedia-org-6541	8	23	maximum	maximum	NN
en-wikipedia-org-6541	8	24	,	,	,
en-wikipedia-org-6541	8	25	at	at	IN
en-wikipedia-org-6541	8	26	which	which	WDT
en-wikipedia-org-6541	8	27	point	point	NN
en-wikipedia-org-6541	8	28	optical	optical	JJ
en-wikipedia-org-6541	8	29	pumping	pumping	NN
en-wikipedia-org-6541	8	30	moves	move	VBZ
en-wikipedia-org-6541	8	31	them	-PRON-	PRP
en-wikipedia-org-6541	8	32	back	back	RB
en-wikipedia-org-6541	8	33	to	to	IN
en-wikipedia-org-6541	8	34	a	a	DT
en-wikipedia-org-6541	8	35	lower	low	JJR
en-wikipedia-org-6541	8	36	energy	energy	NN
en-wikipedia-org-6541	8	37	state	state	NN
en-wikipedia-org-6541	8	38	,	,	,
en-wikipedia-org-6541	8	39	thus	thus	RB
en-wikipedia-org-6541	8	40	lowering	lower	VBG
en-wikipedia-org-6541	8	41	the	the	DT
en-wikipedia-org-6541	8	42	total	total	JJ
en-wikipedia-org-6541	8	43	energy	energy	NN
en-wikipedia-org-6541	8	44	of	of	IN
en-wikipedia-org-6541	8	45	the	the	DT
en-wikipedia-org-6541	8	46	atom	atom	NN
en-wikipedia-org-6541	8	47	.	.	.
en-wikipedia-org-6541	9	1	This	this	DT
en-wikipedia-org-6541	9	2	description	description	NN
en-wikipedia-org-6541	9	3	of	of	IN
en-wikipedia-org-6541	9	4	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	9	5	cooling	cool	VBG
en-wikipedia-org-6541	9	6	is	be	VBZ
en-wikipedia-org-6541	9	7	largely	largely	RB
en-wikipedia-org-6541	9	8	based	base	VBN
en-wikipedia-org-6541	9	9	on	on	IN
en-wikipedia-org-6541	9	10	Foot	Foot	NNP
en-wikipedia-org-6541	9	11	's	's	POS
en-wikipedia-org-6541	9	12	description	description	NN
en-wikipedia-org-6541	9	13	.	.	.
en-wikipedia-org-6541	10	1	[	[	-LRB-
en-wikipedia-org-6541	10	2	3	3	LS
en-wikipedia-org-6541	10	3	]	]	-RRB-
en-wikipedia-org-6541	10	4	Principal	principal	NN
en-wikipedia-org-6541	10	5	of	of	IN
en-wikipedia-org-6541	10	6	sisyphus	sisyphu	NNS
en-wikipedia-org-6541	10	7	cooling[edit	cooling[edit	LS
en-wikipedia-org-6541	10	8	]	]	-RRB-
en-wikipedia-org-6541	10	9	The	the	DT
en-wikipedia-org-6541	10	10	counter	counter	NN
en-wikipedia-org-6541	10	11	-	-	NN
en-wikipedia-org-6541	10	12	propagation	propagation	NN
en-wikipedia-org-6541	10	13	of	of	IN
en-wikipedia-org-6541	10	14	two	two	CD
en-wikipedia-org-6541	10	15	orthogonally	orthogonally	RB
en-wikipedia-org-6541	10	16	polarized	polarize	VBN
en-wikipedia-org-6541	10	17	lasers	laser	NNS
en-wikipedia-org-6541	10	18	,	,	,
en-wikipedia-org-6541	10	19	the	the	DT
en-wikipedia-org-6541	10	20	so	so	RB
en-wikipedia-org-6541	10	21	-	-	HYPH
en-wikipedia-org-6541	10	22	called	call	VBN
en-wikipedia-org-6541	10	23	"	"	``
en-wikipedia-org-6541	10	24	lin	lin	NNP
en-wikipedia-org-6541	10	25	perp	perp	NNP
en-wikipedia-org-6541	10	26	lin	lin	NNP
en-wikipedia-org-6541	10	27	"	"	''
en-wikipedia-org-6541	10	28	configuration	configuration	NN
en-wikipedia-org-6541	10	29	,	,	,
en-wikipedia-org-6541	10	30	generates	generate	VBZ
en-wikipedia-org-6541	10	31	a	a	DT
en-wikipedia-org-6541	10	32	standing	stand	VBG
en-wikipedia-org-6541	10	33	wave	wave	NN
en-wikipedia-org-6541	10	34	in	in	IN
en-wikipedia-org-6541	10	35	polarization	polarization	NN
en-wikipedia-org-6541	10	36	with	with	IN
en-wikipedia-org-6541	10	37	a	a	DT
en-wikipedia-org-6541	10	38	gradient	gradient	NN
en-wikipedia-org-6541	10	39	between	between	IN
en-wikipedia-org-6541	10	40	σ	σ	NNP
en-wikipedia-org-6541	10	41	−	−	NNP
en-wikipedia-org-6541	10	42	{	{	-LRB-
en-wikipedia-org-6541	10	43	\textstyle	\textstyle	CD
en-wikipedia-org-6541	10	44	\sigma	\sigma	CD
en-wikipedia-org-6541	10	45	-	-	HYPH
en-wikipedia-org-6541	10	46	}	}	-RRB-
en-wikipedia-org-6541	10	47	(	(	-LRB-
en-wikipedia-org-6541	10	48	left	left	JJ
en-wikipedia-org-6541	10	49	-	-	HYPH
en-wikipedia-org-6541	10	50	hand	hand	NN
en-wikipedia-org-6541	10	51	circularly	circularly	RB
en-wikipedia-org-6541	10	52	polarized	polarize	VBN
en-wikipedia-org-6541	10	53	light	light	NN
en-wikipedia-org-6541	10	54	)	)	-RRB-
en-wikipedia-org-6541	10	55	,	,	,
en-wikipedia-org-6541	10	56	linear	linear	JJ
en-wikipedia-org-6541	10	57	,	,	,
en-wikipedia-org-6541	10	58	and	and	CC
en-wikipedia-org-6541	10	59	σ	σ	NN
en-wikipedia-org-6541	10	60	+	+	SYM
en-wikipedia-org-6541	10	61	{	{	-LRB-
en-wikipedia-org-6541	10	62	\textstyle	\textstyle	CD
en-wikipedia-org-6541	10	63	\sigma	\sigma	CD
en-wikipedia-org-6541	10	64	+	+	SYM
en-wikipedia-org-6541	10	65	}	}	-RRB-
en-wikipedia-org-6541	10	66	(	(	-LRB-
en-wikipedia-org-6541	10	67	right	right	JJ
en-wikipedia-org-6541	10	68	-	-	HYPH
en-wikipedia-org-6541	10	69	hand	hand	NN
en-wikipedia-org-6541	10	70	circularly	circularly	RB
en-wikipedia-org-6541	10	71	polarized	polarize	VBD
en-wikipedia-org-6541	10	72	light	light	NN
en-wikipedia-org-6541	10	73	)	)	-RRB-
en-wikipedia-org-6541	10	74	along	along	IN
en-wikipedia-org-6541	10	75	the	the	DT
en-wikipedia-org-6541	10	76	standing	stand	VBG
en-wikipedia-org-6541	10	77	wave	wave	NN
en-wikipedia-org-6541	10	78	.	.	.
en-wikipedia-org-6541	11	1	Note	note	VB
en-wikipedia-org-6541	11	2	that	that	IN
en-wikipedia-org-6541	11	3	this	this	DT
en-wikipedia-org-6541	11	4	counter	counter	NN
en-wikipedia-org-6541	11	5	propagation	propagation	NN
en-wikipedia-org-6541	11	6	does	do	VBZ
en-wikipedia-org-6541	11	7	not	not	RB
en-wikipedia-org-6541	11	8	make	make	VB
en-wikipedia-org-6541	11	9	a	a	DT
en-wikipedia-org-6541	11	10	standing	stand	VBG
en-wikipedia-org-6541	11	11	wave	wave	NN
en-wikipedia-org-6541	11	12	in	in	IN
en-wikipedia-org-6541	11	13	intensity	intensity	NN
en-wikipedia-org-6541	11	14	,	,	,
en-wikipedia-org-6541	11	15	but	but	CC
en-wikipedia-org-6541	11	16	only	only	RB
en-wikipedia-org-6541	11	17	in	in	IN
en-wikipedia-org-6541	11	18	polarization	polarization	NN
en-wikipedia-org-6541	11	19	.	.	.
en-wikipedia-org-6541	12	1	This	this	DT
en-wikipedia-org-6541	12	2	gradient	gradient	NN
en-wikipedia-org-6541	12	3	occurs	occur	VBZ
en-wikipedia-org-6541	12	4	over	over	IN
en-wikipedia-org-6541	12	5	a	a	DT
en-wikipedia-org-6541	12	6	length	length	NN
en-wikipedia-org-6541	12	7	scale	scale	NN
en-wikipedia-org-6541	12	8	of	of	IN
en-wikipedia-org-6541	12	9	λ	λ	NN
en-wikipedia-org-6541	12	10	2	2	CD
en-wikipedia-org-6541	12	11	{	{	-LRB-
en-wikipedia-org-6541	12	12	\textstyle	\textstyle	CD
en-wikipedia-org-6541	12	13	{	{	-LRB-
en-wikipedia-org-6541	12	14	\frac	\frac	CD
en-wikipedia-org-6541	12	15	{	{	-LRB-
en-wikipedia-org-6541	12	16	\lambda	\lambda	CD
en-wikipedia-org-6541	12	17	}	}	-RRB-
en-wikipedia-org-6541	12	18	{	{	-LRB-
en-wikipedia-org-6541	12	19	2	2	CD
en-wikipedia-org-6541	12	20	}	}	-RRB-
en-wikipedia-org-6541	12	21	}	}	-RRB-
en-wikipedia-org-6541	12	22	}	}	-RRB-
en-wikipedia-org-6541	12	23	,	,	,
en-wikipedia-org-6541	12	24	and	and	CC
en-wikipedia-org-6541	12	25	then	then	RB
en-wikipedia-org-6541	12	26	repeats	repeat	VBZ
en-wikipedia-org-6541	12	27	,	,	,
en-wikipedia-org-6541	12	28	mirrored	mirror	VBN
en-wikipedia-org-6541	12	29	about	about	IN
en-wikipedia-org-6541	12	30	the	the	DT
en-wikipedia-org-6541	12	31	y	y	NNP
en-wikipedia-org-6541	12	32	-	-	HYPH
en-wikipedia-org-6541	12	33	z	z	NNP
en-wikipedia-org-6541	12	34	plane	plane	NN
en-wikipedia-org-6541	12	35	.	.	.
en-wikipedia-org-6541	13	1	At	at	IN
en-wikipedia-org-6541	13	2	positions	position	NNS
en-wikipedia-org-6541	13	3	where	where	WRB
en-wikipedia-org-6541	13	4	the	the	DT
en-wikipedia-org-6541	13	5	counter	counter	NN
en-wikipedia-org-6541	13	6	-	-	JJ
en-wikipedia-org-6541	13	7	propagating	propagate	VBG
en-wikipedia-org-6541	13	8	beams	beam	NNS
en-wikipedia-org-6541	13	9	have	have	VBP
en-wikipedia-org-6541	13	10	a	a	DT
en-wikipedia-org-6541	13	11	phase	phase	NN
en-wikipedia-org-6541	13	12	difference	difference	NN
en-wikipedia-org-6541	13	13	of	of	IN
en-wikipedia-org-6541	13	14	π	π	CD
en-wikipedia-org-6541	13	15	2	2	CD
en-wikipedia-org-6541	13	16	{	{	-LRB-
en-wikipedia-org-6541	13	17	\textstyle	\textstyle	CD
en-wikipedia-org-6541	13	18	{	{	-LRB-
en-wikipedia-org-6541	13	19	\frac	\frac	CD
en-wikipedia-org-6541	13	20	{	{	-LRB-
en-wikipedia-org-6541	13	21	\pi	\pi	NN
en-wikipedia-org-6541	13	22	}	}	-RRB-
en-wikipedia-org-6541	13	23	{	{	-LRB-
en-wikipedia-org-6541	13	24	2	2	CD
en-wikipedia-org-6541	13	25	}	}	-RRB-
en-wikipedia-org-6541	13	26	}	}	-RRB-
en-wikipedia-org-6541	13	27	}	}	-RRB-
en-wikipedia-org-6541	13	28	,	,	,
en-wikipedia-org-6541	13	29	the	the	DT
en-wikipedia-org-6541	13	30	polarization	polarization	NN
en-wikipedia-org-6541	13	31	is	be	VBZ
en-wikipedia-org-6541	13	32	circular	circular	JJ
en-wikipedia-org-6541	13	33	,	,	,
en-wikipedia-org-6541	13	34	and	and	CC
en-wikipedia-org-6541	13	35	where	where	WRB
en-wikipedia-org-6541	13	36	there	there	EX
en-wikipedia-org-6541	13	37	is	be	VBZ
en-wikipedia-org-6541	13	38	no	no	DT
en-wikipedia-org-6541	13	39	phase	phase	NN
en-wikipedia-org-6541	13	40	difference	difference	NN
en-wikipedia-org-6541	13	41	,	,	,
en-wikipedia-org-6541	13	42	the	the	DT
en-wikipedia-org-6541	13	43	polarization	polarization	NN
en-wikipedia-org-6541	13	44	is	be	VBZ
en-wikipedia-org-6541	13	45	linear	linear	JJ
en-wikipedia-org-6541	13	46	.	.	.
en-wikipedia-org-6541	14	1	In	in	IN
en-wikipedia-org-6541	14	2	the	the	DT
en-wikipedia-org-6541	14	3	intermediate	intermediate	JJ
en-wikipedia-org-6541	14	4	regions	region	NNS
en-wikipedia-org-6541	14	5	,	,	,
en-wikipedia-org-6541	14	6	there	there	EX
en-wikipedia-org-6541	14	7	is	be	VBZ
en-wikipedia-org-6541	14	8	a	a	DT
en-wikipedia-org-6541	14	9	gradient	gradient	JJ
en-wikipedia-org-6541	14	10	elipticity	elipticity	NN
en-wikipedia-org-6541	14	11	of	of	IN
en-wikipedia-org-6541	14	12	the	the	DT
en-wikipedia-org-6541	14	13	superposed	superpose	VBN
en-wikipedia-org-6541	14	14	fields	field	NNS
en-wikipedia-org-6541	14	15	.	.	.
en-wikipedia-org-6541	15	1	Consider	consider	VB
en-wikipedia-org-6541	15	2	,	,	,
en-wikipedia-org-6541	15	3	for	for	IN
en-wikipedia-org-6541	15	4	example	example	NN
en-wikipedia-org-6541	15	5	,	,	,
en-wikipedia-org-6541	15	6	an	an	DT
en-wikipedia-org-6541	15	7	atom	atom	NN
en-wikipedia-org-6541	15	8	with	with	IN
en-wikipedia-org-6541	15	9	ground	ground	NN
en-wikipedia-org-6541	15	10	state	state	NN
en-wikipedia-org-6541	15	11	angular	angular	JJ
en-wikipedia-org-6541	15	12	momentum	momentum	NN
en-wikipedia-org-6541	15	13	J	J	NNP
en-wikipedia-org-6541	15	14	=	=	SYM
en-wikipedia-org-6541	15	15	1	1	CD
en-wikipedia-org-6541	15	16	2	2	CD
en-wikipedia-org-6541	15	17	{	{	-LRB-
en-wikipedia-org-6541	15	18	\textstyle	\textstyle	CD
en-wikipedia-org-6541	15	19	J={\frac	J={\frac	NNS
en-wikipedia-org-6541	15	20	{	{	-LRB-
en-wikipedia-org-6541	15	21	1}{2	1}{2	NNP
en-wikipedia-org-6541	15	22	}	}	-RRB-
en-wikipedia-org-6541	15	23	}	}	-RRB-
en-wikipedia-org-6541	15	24	}	}	-RRB-
en-wikipedia-org-6541	15	25	and	and	CC
en-wikipedia-org-6541	15	26	excited	excited	JJ
en-wikipedia-org-6541	15	27	state	state	NN
en-wikipedia-org-6541	15	28	angular	angular	JJ
en-wikipedia-org-6541	15	29	momentum	momentum	NN
en-wikipedia-org-6541	15	30	J	J	NNP
en-wikipedia-org-6541	15	31	′	′	NNP
en-wikipedia-org-6541	15	32	=	=	SYM
en-wikipedia-org-6541	15	33	3	3	CD
en-wikipedia-org-6541	15	34	2	2	CD
en-wikipedia-org-6541	15	35	{	{	-LRB-
en-wikipedia-org-6541	15	36	\textstyle	\textstyle	CD
en-wikipedia-org-6541	15	37	J'={\frac	J'={\frac	NNP
en-wikipedia-org-6541	15	38	{	{	-LRB-
en-wikipedia-org-6541	15	39	3}{2	3}{2	NNP
en-wikipedia-org-6541	15	40	}	}	-RRB-
en-wikipedia-org-6541	15	41	}	}	-RRB-
en-wikipedia-org-6541	15	42	}	}	-RRB-
en-wikipedia-org-6541	15	43	.	.	.
en-wikipedia-org-6541	16	1	The	the	DT
en-wikipedia-org-6541	16	2	M	M	NNP
en-wikipedia-org-6541	16	3	J	J	NNP
en-wikipedia-org-6541	16	4	{	{	-LRB-
en-wikipedia-org-6541	16	5	\textstyle	\textstyle	CD
en-wikipedia-org-6541	16	6	M_{J	m_{j	NN
en-wikipedia-org-6541	16	7	}	}	-RRB-
en-wikipedia-org-6541	16	8	}	}	-RRB-
en-wikipedia-org-6541	16	9	sublevels	sublevel	NNS
en-wikipedia-org-6541	16	10	for	for	IN
en-wikipedia-org-6541	16	11	the	the	DT
en-wikipedia-org-6541	16	12	ground	ground	NN
en-wikipedia-org-6541	16	13	state	state	NN
en-wikipedia-org-6541	16	14	are	be	VBP
en-wikipedia-org-6541	16	15	M	M	NNP
en-wikipedia-org-6541	16	16	J	J	NNP
en-wikipedia-org-6541	16	17	=	=	SYM
en-wikipedia-org-6541	16	18	−	−	NNP
en-wikipedia-org-6541	16	19	1	1	CD
en-wikipedia-org-6541	16	20	2	2	CD
en-wikipedia-org-6541	16	21	,	,	,
en-wikipedia-org-6541	16	22	+	+	CC
en-wikipedia-org-6541	16	23	1	1	CD
en-wikipedia-org-6541	16	24	2	2	CD
en-wikipedia-org-6541	16	25	{	{	-LRB-
en-wikipedia-org-6541	16	26	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	16	27	M_{J}=-{\frac	m_{j}=-{\frac	NN
en-wikipedia-org-6541	16	28	{	{	-LRB-
en-wikipedia-org-6541	16	29	1}{2}},+{\frac	1}{2}},+{\frac	CD
en-wikipedia-org-6541	16	30	{	{	-LRB-
en-wikipedia-org-6541	16	31	1}{2	1}{2	NNP
en-wikipedia-org-6541	16	32	}	}	-RRB-
en-wikipedia-org-6541	16	33	}	}	-RRB-
en-wikipedia-org-6541	16	34	}	}	-RRB-
en-wikipedia-org-6541	16	35	and	and	CC
en-wikipedia-org-6541	16	36	the	the	DT
en-wikipedia-org-6541	16	37	M	M	NNP
en-wikipedia-org-6541	16	38	J	J	NNP
en-wikipedia-org-6541	16	39	′	′	CD
en-wikipedia-org-6541	16	40	{	{	-LRB-
en-wikipedia-org-6541	16	41	\textstyle	\textstyle	CD
en-wikipedia-org-6541	16	42	M_{J	m_{j	NN
en-wikipedia-org-6541	16	43	'	'	''
en-wikipedia-org-6541	16	44	}	}	-RRB-
en-wikipedia-org-6541	16	45	}	}	-RRB-
en-wikipedia-org-6541	16	46	levels	level	NNS
en-wikipedia-org-6541	16	47	for	for	IN
en-wikipedia-org-6541	16	48	the	the	DT
en-wikipedia-org-6541	16	49	excited	excited	JJ
en-wikipedia-org-6541	16	50	state	state	NN
en-wikipedia-org-6541	16	51	are	be	VBP
en-wikipedia-org-6541	16	52	M	M	NNP
en-wikipedia-org-6541	16	53	J	J	NNP
en-wikipedia-org-6541	16	54	′	′	ADD
en-wikipedia-org-6541	16	55	=	=	SYM
en-wikipedia-org-6541	16	56	−	−	NNP
en-wikipedia-org-6541	16	57	3	3	CD
en-wikipedia-org-6541	16	58	2	2	CD
en-wikipedia-org-6541	16	59	,	,	,
en-wikipedia-org-6541	16	60	−	−	NNP
en-wikipedia-org-6541	16	61	1	1	CD
en-wikipedia-org-6541	16	62	2	2	CD
en-wikipedia-org-6541	16	63	,	,	,
en-wikipedia-org-6541	16	64	+	+	CC
en-wikipedia-org-6541	16	65	1	1	CD
en-wikipedia-org-6541	16	66	2	2	CD
en-wikipedia-org-6541	16	67	,	,	,
en-wikipedia-org-6541	16	68	+	+	CC
en-wikipedia-org-6541	16	69	3	3	CD
en-wikipedia-org-6541	16	70	2	2	CD
en-wikipedia-org-6541	16	71	{	{	-LRB-
en-wikipedia-org-6541	16	72	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	16	73	M_{J'}=-{\frac	M_{J'}=-{\frac	NNP
en-wikipedia-org-6541	16	74	{	{	-LRB-
en-wikipedia-org-6541	16	75	3}{2}},-{\frac	3}{2}},-{\frac	CD
en-wikipedia-org-6541	16	76	{	{	-LRB-
en-wikipedia-org-6541	16	77	1}{2}},+{\frac	1}{2}},+{\frac	CD
en-wikipedia-org-6541	16	78	{	{	-LRB-
en-wikipedia-org-6541	16	79	1}{2}},+{\frac	1}{2}},+{\frac	CD
en-wikipedia-org-6541	16	80	{	{	-LRB-
en-wikipedia-org-6541	16	81	3}{2	3}{2	NNP
en-wikipedia-org-6541	16	82	}	}	-RRB-
en-wikipedia-org-6541	16	83	}	}	-RRB-
en-wikipedia-org-6541	16	84	}	}	-RRB-
en-wikipedia-org-6541	16	85	In	in	IN
en-wikipedia-org-6541	16	86	the	the	DT
en-wikipedia-org-6541	16	87	field	field	NN
en-wikipedia-org-6541	16	88	-	-	HYPH
en-wikipedia-org-6541	16	89	free	free	JJ
en-wikipedia-org-6541	16	90	case	case	NN
en-wikipedia-org-6541	16	91	,	,	,
en-wikipedia-org-6541	16	92	all	all	DT
en-wikipedia-org-6541	16	93	of	of	IN
en-wikipedia-org-6541	16	94	these	these	DT
en-wikipedia-org-6541	16	95	energy	energy	NN
en-wikipedia-org-6541	16	96	levels	level	NNS
en-wikipedia-org-6541	16	97	for	for	IN
en-wikipedia-org-6541	16	98	each	each	DT
en-wikipedia-org-6541	16	99	J	J	NNP
en-wikipedia-org-6541	16	100	value	value	NN
en-wikipedia-org-6541	16	101	are	be	VBP
en-wikipedia-org-6541	16	102	degenerate	degenerate	JJ
en-wikipedia-org-6541	16	103	,	,	,
en-wikipedia-org-6541	16	104	but	but	CC
en-wikipedia-org-6541	16	105	in	in	IN
en-wikipedia-org-6541	16	106	the	the	DT
en-wikipedia-org-6541	16	107	presence	presence	NN
en-wikipedia-org-6541	16	108	of	of	IN
en-wikipedia-org-6541	16	109	a	a	DT
en-wikipedia-org-6541	16	110	circularly	circularly	RB
en-wikipedia-org-6541	16	111	polarized	polarize	VBN
en-wikipedia-org-6541	16	112	light	light	JJ
en-wikipedia-org-6541	16	113	field	field	NN
en-wikipedia-org-6541	16	114	,	,	,
en-wikipedia-org-6541	16	115	the	the	DT
en-wikipedia-org-6541	16	116	Autler	Autler	NNP
en-wikipedia-org-6541	16	117	-	-	HYPH
en-wikipedia-org-6541	16	118	Townes	Townes	NNP
en-wikipedia-org-6541	16	119	effect	effect	NN
en-wikipedia-org-6541	16	120	,	,	,
en-wikipedia-org-6541	16	121	(	(	-LRB-
en-wikipedia-org-6541	16	122	AC	AC	NNP
en-wikipedia-org-6541	16	123	Stark	Stark	NNP
en-wikipedia-org-6541	16	124	shift	shift	NN
en-wikipedia-org-6541	16	125	or	or	CC
en-wikipedia-org-6541	16	126	light	light	JJ
en-wikipedia-org-6541	16	127	shift	shift	NN
en-wikipedia-org-6541	16	128	)	)	-RRB-
en-wikipedia-org-6541	16	129	,	,	,
en-wikipedia-org-6541	16	130	lifts	lift	VBZ
en-wikipedia-org-6541	16	131	this	this	DT
en-wikipedia-org-6541	16	132	degeneracy	degeneracy	NN
en-wikipedia-org-6541	16	133	.	.	.
en-wikipedia-org-6541	17	1	The	the	DT
en-wikipedia-org-6541	17	2	extent	extent	NN
en-wikipedia-org-6541	17	3	and	and	CC
en-wikipedia-org-6541	17	4	direction	direction	NN
en-wikipedia-org-6541	17	5	of	of	IN
en-wikipedia-org-6541	17	6	this	this	DT
en-wikipedia-org-6541	17	7	lifted	lift	VBN
en-wikipedia-org-6541	17	8	degeneracy	degeneracy	NN
en-wikipedia-org-6541	17	9	is	be	VBZ
en-wikipedia-org-6541	17	10	dependent	dependent	JJ
en-wikipedia-org-6541	17	11	on	on	IN
en-wikipedia-org-6541	17	12	the	the	DT
en-wikipedia-org-6541	17	13	polarization	polarization	NN
en-wikipedia-org-6541	17	14	of	of	IN
en-wikipedia-org-6541	17	15	the	the	DT
en-wikipedia-org-6541	17	16	light	light	NN
en-wikipedia-org-6541	17	17	.	.	.
en-wikipedia-org-6541	18	1	It	-PRON-	PRP
en-wikipedia-org-6541	18	2	is	be	VBZ
en-wikipedia-org-6541	18	3	this	this	DT
en-wikipedia-org-6541	18	4	polarization	polarization	NN
en-wikipedia-org-6541	18	5	dependence	dependence	NN
en-wikipedia-org-6541	18	6	that	that	WDT
en-wikipedia-org-6541	18	7	is	be	VBZ
en-wikipedia-org-6541	18	8	leveraged	leveraged	JJ
en-wikipedia-org-6541	18	9	to	to	TO
en-wikipedia-org-6541	18	10	apply	apply	VB
en-wikipedia-org-6541	18	11	a	a	DT
en-wikipedia-org-6541	18	12	spatially	spatially	RB
en-wikipedia-org-6541	18	13	-	-	HYPH
en-wikipedia-org-6541	18	14	dependent	dependent	JJ
en-wikipedia-org-6541	18	15	slowing	slowing	JJ
en-wikipedia-org-6541	18	16	force	force	NN
en-wikipedia-org-6541	18	17	to	to	IN
en-wikipedia-org-6541	18	18	the	the	DT
en-wikipedia-org-6541	18	19	atom	atom	NN
en-wikipedia-org-6541	18	20	.	.	.
en-wikipedia-org-6541	19	1	Typical	typical	JJ
en-wikipedia-org-6541	19	2	optical	optical	JJ
en-wikipedia-org-6541	19	3	pumping	pumping	NN
en-wikipedia-org-6541	19	4	scheme[edit	scheme[edit	NN
en-wikipedia-org-6541	19	5	]	]	-RRB-
en-wikipedia-org-6541	19	6	In	in	IN
en-wikipedia-org-6541	19	7	order	order	NN
en-wikipedia-org-6541	19	8	to	to	TO
en-wikipedia-org-6541	19	9	have	have	VB
en-wikipedia-org-6541	19	10	a	a	DT
en-wikipedia-org-6541	19	11	cooling	cool	VBG
en-wikipedia-org-6541	19	12	effect	effect	NN
en-wikipedia-org-6541	19	13	,	,	,
en-wikipedia-org-6541	19	14	there	there	EX
en-wikipedia-org-6541	19	15	must	must	MD
en-wikipedia-org-6541	19	16	be	be	VB
en-wikipedia-org-6541	19	17	some	some	DT
en-wikipedia-org-6541	19	18	dissipation	dissipation	NN
en-wikipedia-org-6541	19	19	of	of	IN
en-wikipedia-org-6541	19	20	energy	energy	NN
en-wikipedia-org-6541	19	21	.	.	.
en-wikipedia-org-6541	20	1	Selection	selection	NN
en-wikipedia-org-6541	20	2	rules	rule	NNS
en-wikipedia-org-6541	20	3	for	for	IN
en-wikipedia-org-6541	20	4	dipole	dipole	JJ
en-wikipedia-org-6541	20	5	transitions	transition	NNS
en-wikipedia-org-6541	20	6	dictate	dictate	VBP
en-wikipedia-org-6541	20	7	that	that	IN
en-wikipedia-org-6541	20	8	for	for	IN
en-wikipedia-org-6541	20	9	this	this	DT
en-wikipedia-org-6541	20	10	example	example	NN
en-wikipedia-org-6541	20	11	,	,	,
en-wikipedia-org-6541	20	12	Δ	Δ	NNP
en-wikipedia-org-6541	20	13	J	J	NNP
en-wikipedia-org-6541	20	14	=	=	SYM
en-wikipedia-org-6541	20	15	−	−	NNP
en-wikipedia-org-6541	20	16	1	1	CD
en-wikipedia-org-6541	20	17	,	,	,
en-wikipedia-org-6541	20	18	+	+	CC
en-wikipedia-org-6541	20	19	1	1	CD
en-wikipedia-org-6541	20	20	{	{	-LRB-
en-wikipedia-org-6541	20	21	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	20	22	\Delta	\Delta	NNP
en-wikipedia-org-6541	20	23	J=-1,+1	J=-1,+1	NNP
en-wikipedia-org-6541	20	24	}	}	-RRB-
en-wikipedia-org-6541	20	25	and	and	CC
en-wikipedia-org-6541	20	26	Δ	Δ	NNP
en-wikipedia-org-6541	20	27	M	M	NNP
en-wikipedia-org-6541	20	28	J	J	NNP
en-wikipedia-org-6541	20	29	=	=	SYM
en-wikipedia-org-6541	20	30	0	0	NFP
en-wikipedia-org-6541	20	31	,	,	,
en-wikipedia-org-6541	20	32	−	−	NNP
en-wikipedia-org-6541	20	33	1	1	CD
en-wikipedia-org-6541	20	34	,	,	,
en-wikipedia-org-6541	20	35	+	+	CC
en-wikipedia-org-6541	20	36	1	1	CD
en-wikipedia-org-6541	20	37	{	{	-LRB-
en-wikipedia-org-6541	20	38	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	20	39	\Delta	\Delta	NNP
en-wikipedia-org-6541	20	40	M_{J}=0,-1,+1	M_{J}=0,-1,+1	NNP
en-wikipedia-org-6541	20	41	}	}	-RRB-
en-wikipedia-org-6541	20	42	with	with	IN
en-wikipedia-org-6541	20	43	relative	relative	JJ
en-wikipedia-org-6541	20	44	intensities	intensity	NNS
en-wikipedia-org-6541	20	45	given	give	VBN
en-wikipedia-org-6541	20	46	by	by	IN
en-wikipedia-org-6541	20	47	the	the	DT
en-wikipedia-org-6541	20	48	square	square	NN
en-wikipedia-org-6541	20	49	of	of	IN
en-wikipedia-org-6541	20	50	the	the	DT
en-wikipedia-org-6541	20	51	Clebsch	Clebsch	NNP
en-wikipedia-org-6541	20	52	-	-	HYPH
en-wikipedia-org-6541	20	53	Gordan	Gordan	NNP
en-wikipedia-org-6541	20	54	coefficients	coefficient	NNS
en-wikipedia-org-6541	20	55	.	.	.
en-wikipedia-org-6541	21	1	Suppose	suppose	VB
en-wikipedia-org-6541	21	2	we	-PRON-	PRP
en-wikipedia-org-6541	21	3	start	start	VBP
en-wikipedia-org-6541	21	4	with	with	IN
en-wikipedia-org-6541	21	5	a	a	DT
en-wikipedia-org-6541	21	6	single	single	JJ
en-wikipedia-org-6541	21	7	atom	atom	NN
en-wikipedia-org-6541	21	8	in	in	IN
en-wikipedia-org-6541	21	9	the	the	DT
en-wikipedia-org-6541	21	10	ground	ground	NN
en-wikipedia-org-6541	21	11	state	state	NN
en-wikipedia-org-6541	21	12	,	,	,
en-wikipedia-org-6541	21	13	J	J	NNP
en-wikipedia-org-6541	21	14	=	=	SYM
en-wikipedia-org-6541	21	15	1	1	CD
en-wikipedia-org-6541	21	16	2	2	CD
en-wikipedia-org-6541	21	17	{	{	-LRB-
en-wikipedia-org-6541	21	18	\textstyle	\textstyle	CD
en-wikipedia-org-6541	21	19	J={\frac	J={\frac	NNS
en-wikipedia-org-6541	21	20	{	{	-LRB-
en-wikipedia-org-6541	21	21	1}{2	1}{2	NNP
en-wikipedia-org-6541	21	22	}	}	-RRB-
en-wikipedia-org-6541	21	23	}	}	-RRB-
en-wikipedia-org-6541	21	24	}	}	-RRB-
en-wikipedia-org-6541	21	25	,	,	,
en-wikipedia-org-6541	21	26	in	in	IN
en-wikipedia-org-6541	21	27	the	the	DT
en-wikipedia-org-6541	21	28	M	M	NNP
en-wikipedia-org-6541	21	29	J	J	NNP
en-wikipedia-org-6541	21	30	=	=	SYM
en-wikipedia-org-6541	21	31	1	1	CD
en-wikipedia-org-6541	21	32	2	2	CD
en-wikipedia-org-6541	21	33	{	{	-LRB-
en-wikipedia-org-6541	21	34	\textstyle	\textstyle	CD
en-wikipedia-org-6541	21	35	M_{J}={\frac	M_{J}={\frac	NNP
en-wikipedia-org-6541	21	36	{	{	-LRB-
en-wikipedia-org-6541	21	37	1}{2	1}{2	NNP
en-wikipedia-org-6541	21	38	}	}	-RRB-
en-wikipedia-org-6541	21	39	}	}	-RRB-
en-wikipedia-org-6541	21	40	}	}	-RRB-
en-wikipedia-org-6541	21	41	state	state	NN
en-wikipedia-org-6541	21	42	at	at	IN
en-wikipedia-org-6541	21	43	z=0	z=0	NNS
en-wikipedia-org-6541	21	44	with	with	IN
en-wikipedia-org-6541	21	45	velocity	velocity	NN
en-wikipedia-org-6541	21	46	in	in	IN
en-wikipedia-org-6541	21	47	the	the	DT
en-wikipedia-org-6541	21	48	+	+	SYM
en-wikipedia-org-6541	21	49	z	z	NN
en-wikipedia-org-6541	21	50	direction	direction	NN
en-wikipedia-org-6541	21	51	.	.	.
en-wikipedia-org-6541	22	1	The	the	DT
en-wikipedia-org-6541	22	2	atom	atom	NN
en-wikipedia-org-6541	22	3	is	be	VBZ
en-wikipedia-org-6541	22	4	now	now	RB
en-wikipedia-org-6541	22	5	pumped	pump	VBN
en-wikipedia-org-6541	22	6	to	to	IN
en-wikipedia-org-6541	22	7	the	the	DT
en-wikipedia-org-6541	22	8	M	M	NNP
en-wikipedia-org-6541	22	9	J	J	NNP
en-wikipedia-org-6541	22	10	′	′	NNP
en-wikipedia-org-6541	22	11	=	=	SYM
en-wikipedia-org-6541	22	12	−	−	NNP
en-wikipedia-org-6541	22	13	1	1	CD
en-wikipedia-org-6541	22	14	2	2	CD
en-wikipedia-org-6541	22	15	{	{	-LRB-
en-wikipedia-org-6541	22	16	\textstyle	\textstyle	CD
en-wikipedia-org-6541	22	17	M_{J'}=-{\frac	M_{J'}=-{\frac	NNP
en-wikipedia-org-6541	22	18	{	{	-LRB-
en-wikipedia-org-6541	22	19	1}{2	1}{2	NNP
en-wikipedia-org-6541	22	20	}	}	-RRB-
en-wikipedia-org-6541	22	21	}	}	-RRB-
en-wikipedia-org-6541	22	22	}	}	-RRB-
en-wikipedia-org-6541	22	23	excited	excite	VBN
en-wikipedia-org-6541	22	24	state	state	NN
en-wikipedia-org-6541	22	25	,	,	,
en-wikipedia-org-6541	22	26	where	where	WRB
en-wikipedia-org-6541	22	27	it	-PRON-	PRP
en-wikipedia-org-6541	22	28	spontaneously	spontaneously	RB
en-wikipedia-org-6541	22	29	emits	emit	VBZ
en-wikipedia-org-6541	22	30	a	a	DT
en-wikipedia-org-6541	22	31	photon	photon	NN
en-wikipedia-org-6541	22	32	and	and	CC
en-wikipedia-org-6541	22	33	decays	decay	NNS
en-wikipedia-org-6541	22	34	to	to	IN
en-wikipedia-org-6541	22	35	the	the	DT
en-wikipedia-org-6541	22	36	M	M	NNP
en-wikipedia-org-6541	22	37	J	J	NNP
en-wikipedia-org-6541	22	38	=	=	SYM
en-wikipedia-org-6541	22	39	−	−	NNP
en-wikipedia-org-6541	22	40	1	1	CD
en-wikipedia-org-6541	22	41	2	2	CD
en-wikipedia-org-6541	22	42	{	{	-LRB-
en-wikipedia-org-6541	22	43	\textstyle	\textstyle	CD
en-wikipedia-org-6541	22	44	M_{J}=-{\frac	M_{J}=-{\frac	NNS
en-wikipedia-org-6541	22	45	{	{	-LRB-
en-wikipedia-org-6541	22	46	1}{2	1}{2	NNP
en-wikipedia-org-6541	22	47	}	}	-RRB-
en-wikipedia-org-6541	22	48	}	}	-RRB-
en-wikipedia-org-6541	22	49	}	}	-RRB-
en-wikipedia-org-6541	22	50	ground	ground	NN
en-wikipedia-org-6541	22	51	state	state	NN
en-wikipedia-org-6541	22	52	.	.	.
en-wikipedia-org-6541	23	1	The	the	DT
en-wikipedia-org-6541	23	2	key	key	JJ
en-wikipedia-org-6541	23	3	concept	concept	NN
en-wikipedia-org-6541	23	4	is	be	VBZ
en-wikipedia-org-6541	23	5	that	that	IN
en-wikipedia-org-6541	23	6	in	in	IN
en-wikipedia-org-6541	23	7	the	the	DT
en-wikipedia-org-6541	23	8	presence	presence	NN
en-wikipedia-org-6541	23	9	of	of	IN
en-wikipedia-org-6541	23	10	σ	σ	NNP
en-wikipedia-org-6541	23	11	−	−	NNP
en-wikipedia-org-6541	23	12	{	{	-LRB-
en-wikipedia-org-6541	23	13	\textstyle	\textstyle	CD
en-wikipedia-org-6541	23	14	\sigma	\sigma	CD
en-wikipedia-org-6541	23	15	-	-	HYPH
en-wikipedia-org-6541	23	16	}	}	-RRB-
en-wikipedia-org-6541	23	17	light	light	NN
en-wikipedia-org-6541	23	18	,	,	,
en-wikipedia-org-6541	23	19	the	the	DT
en-wikipedia-org-6541	23	20	AC	AC	NNP
en-wikipedia-org-6541	23	21	stark	stark	JJ
en-wikipedia-org-6541	23	22	shift	shift	NN
en-wikipedia-org-6541	23	23	lowers	lower	VBZ
en-wikipedia-org-6541	23	24	the	the	DT
en-wikipedia-org-6541	23	25	M	M	NNP
en-wikipedia-org-6541	23	26	J	J	NNP
en-wikipedia-org-6541	23	27	=	=	SYM
en-wikipedia-org-6541	23	28	−	−	NNP
en-wikipedia-org-6541	23	29	1	1	CD
en-wikipedia-org-6541	23	30	2	2	CD
en-wikipedia-org-6541	23	31	{	{	-LRB-
en-wikipedia-org-6541	23	32	\textstyle	\textstyle	CD
en-wikipedia-org-6541	23	33	M_{J}=-{\frac	M_{J}=-{\frac	NNS
en-wikipedia-org-6541	23	34	{	{	-LRB-
en-wikipedia-org-6541	23	35	1}{2	1}{2	NNP
en-wikipedia-org-6541	23	36	}	}	-RRB-
en-wikipedia-org-6541	23	37	}	}	-RRB-
en-wikipedia-org-6541	23	38	}	}	-RRB-
en-wikipedia-org-6541	23	39	further	far	RBR
en-wikipedia-org-6541	23	40	in	in	IN
en-wikipedia-org-6541	23	41	energy	energy	NN
en-wikipedia-org-6541	23	42	than	than	IN
en-wikipedia-org-6541	23	43	the	the	DT
en-wikipedia-org-6541	23	44	M	M	NNP
en-wikipedia-org-6541	23	45	J	J	NNP
en-wikipedia-org-6541	23	46	=	=	NN
en-wikipedia-org-6541	23	47	+	+	CC
en-wikipedia-org-6541	23	48	1	1	CD
en-wikipedia-org-6541	23	49	2	2	CD
en-wikipedia-org-6541	23	50	{	{	-LRB-
en-wikipedia-org-6541	23	51	\textstyle	\textstyle	CD
en-wikipedia-org-6541	23	52	M_{J}=+{\frac	M_{J}=+{\frac	.
en-wikipedia-org-6541	23	53	{	{	-LRB-
en-wikipedia-org-6541	23	54	1}{2	1}{2	NNP
en-wikipedia-org-6541	23	55	}	}	-RRB-
en-wikipedia-org-6541	23	56	}	}	-RRB-
en-wikipedia-org-6541	23	57	}	}	-RRB-
en-wikipedia-org-6541	23	58	state	state	NN
en-wikipedia-org-6541	23	59	.	.	.
en-wikipedia-org-6541	24	1	In	in	IN
en-wikipedia-org-6541	24	2	going	go	VBG
en-wikipedia-org-6541	24	3	from	from	IN
en-wikipedia-org-6541	24	4	the	the	DT
en-wikipedia-org-6541	24	5	M	M	NNP
en-wikipedia-org-6541	24	6	J	J	NNP
en-wikipedia-org-6541	24	7	=	=	NN
en-wikipedia-org-6541	24	8	+	+	CC
en-wikipedia-org-6541	24	9	1	1	CD
en-wikipedia-org-6541	24	10	2	2	CD
en-wikipedia-org-6541	24	11	{	{	-LRB-
en-wikipedia-org-6541	24	12	\textstyle	\textstyle	CD
en-wikipedia-org-6541	24	13	M_{J}=+{\frac	M_{J}=+{\frac	.
en-wikipedia-org-6541	24	14	{	{	-LRB-
en-wikipedia-org-6541	24	15	1}{2	1}{2	NNP
en-wikipedia-org-6541	24	16	}	}	-RRB-
en-wikipedia-org-6541	24	17	}	}	-RRB-
en-wikipedia-org-6541	24	18	}	}	-RRB-
en-wikipedia-org-6541	24	19	to	to	IN
en-wikipedia-org-6541	24	20	the	the	DT
en-wikipedia-org-6541	24	21	M	M	NNP
en-wikipedia-org-6541	24	22	J	J	NNP
en-wikipedia-org-6541	24	23	=	=	SYM
en-wikipedia-org-6541	24	24	−	−	NNP
en-wikipedia-org-6541	24	25	1	1	CD
en-wikipedia-org-6541	24	26	2	2	CD
en-wikipedia-org-6541	24	27	{	{	-LRB-
en-wikipedia-org-6541	24	28	\textstyle	\textstyle	CD
en-wikipedia-org-6541	24	29	M_{J}=-{\frac	M_{J}=-{\frac	NNS
en-wikipedia-org-6541	24	30	{	{	-LRB-
en-wikipedia-org-6541	24	31	1}{2	1}{2	NNP
en-wikipedia-org-6541	24	32	}	}	-RRB-
en-wikipedia-org-6541	24	33	}	}	-RRB-
en-wikipedia-org-6541	24	34	}	}	-RRB-
en-wikipedia-org-6541	24	35	state	state	NN
en-wikipedia-org-6541	24	36	via	via	IN
en-wikipedia-org-6541	24	37	the	the	DT
en-wikipedia-org-6541	24	38	,	,	,
en-wikipedia-org-6541	24	39	the	the	DT
en-wikipedia-org-6541	24	40	atom	atom	NN
en-wikipedia-org-6541	24	41	has	have	VBZ
en-wikipedia-org-6541	24	42	indeed	indeed	RB
en-wikipedia-org-6541	24	43	lost	lose	VBN
en-wikipedia-org-6541	24	44	U	u	NN
en-wikipedia-org-6541	24	45	0	0	CD
en-wikipedia-org-6541	24	46	{	{	-LRB-
en-wikipedia-org-6541	24	47	\textstyle	\textstyle	CD
en-wikipedia-org-6541	24	48	U_{0	U_{0	NNP
en-wikipedia-org-6541	24	49	}	}	-RRB-
en-wikipedia-org-6541	24	50	}	}	-RRB-
en-wikipedia-org-6541	24	51	in	in	IN
en-wikipedia-org-6541	24	52	energy	energy	NN
en-wikipedia-org-6541	24	53	,	,	,
en-wikipedia-org-6541	24	54	where	where	WRB
en-wikipedia-org-6541	24	55	U	u	NN
en-wikipedia-org-6541	24	56	0	0	CD
en-wikipedia-org-6541	24	57	=	=	SYM
en-wikipedia-org-6541	24	58	E	e	NN
en-wikipedia-org-6541	24	59	M	M	NNP
en-wikipedia-org-6541	24	60	J	J	NNP
en-wikipedia-org-6541	24	61	=	=	NN
en-wikipedia-org-6541	24	62	+	+	CC
en-wikipedia-org-6541	24	63	1	1	CD
en-wikipedia-org-6541	24	64	2	2	CD
en-wikipedia-org-6541	24	65	−	−	NNP
en-wikipedia-org-6541	24	66	E	E	NNP
en-wikipedia-org-6541	24	67	M	M	NNP
en-wikipedia-org-6541	24	68	J	J	NNP
en-wikipedia-org-6541	24	69	=	=	SYM
en-wikipedia-org-6541	24	70	−	−	NNP
en-wikipedia-org-6541	24	71	1	1	CD
en-wikipedia-org-6541	24	72	2	2	CD
en-wikipedia-org-6541	24	73	{	{	-LRB-
en-wikipedia-org-6541	24	74	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	24	75	U_{0}=E_{M_{J}=+{\frac	u_{0}=e_{m_{j}=+{\frac	NN
en-wikipedia-org-6541	24	76	{	{	-LRB-
en-wikipedia-org-6541	24	77	1}{2}}}-E_{M_{J}=-{\frac	1}{2}}}-E_{M_{J}=-{\frac	NNS
en-wikipedia-org-6541	24	78	{	{	-LRB-
en-wikipedia-org-6541	24	79	1}{2	1}{2	NNP
en-wikipedia-org-6541	24	80	}	}	-RRB-
en-wikipedia-org-6541	24	81	}	}	-RRB-
en-wikipedia-org-6541	24	82	}	}	-RRB-
en-wikipedia-org-6541	24	83	}	}	-RRB-
en-wikipedia-org-6541	24	84	approximately	approximately	RB
en-wikipedia-org-6541	24	85	equal	equal	JJ
en-wikipedia-org-6541	24	86	to	to	IN
en-wikipedia-org-6541	24	87	the	the	DT
en-wikipedia-org-6541	24	88	AC	AC	NNP
en-wikipedia-org-6541	24	89	Stark	Stark	NNP
en-wikipedia-org-6541	24	90	shift	shift	NN
en-wikipedia-org-6541	24	91	U	U	NNP
en-wikipedia-org-6541	24	92	0	0	CD
en-wikipedia-org-6541	24	93	≃	≃	NNS
en-wikipedia-org-6541	24	94	ℏ	ℏ	NN
en-wikipedia-org-6541	24	95	Ω	Ω	NNP
en-wikipedia-org-6541	24	96	2	2	CD
en-wikipedia-org-6541	24	97	4	4	CD
en-wikipedia-org-6541	24	98	δ	δ	NN
en-wikipedia-org-6541	24	99	{	{	-LRB-
en-wikipedia-org-6541	24	100	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	24	101	U_{0}\simeq	U_{0}\simeq	NNP
en-wikipedia-org-6541	24	102	{	{	-LRB-
en-wikipedia-org-6541	24	103	\frac	\frac	CD
en-wikipedia-org-6541	24	104	{	{	-LRB-
en-wikipedia-org-6541	24	105	\hbar	\hbar	NNP
en-wikipedia-org-6541	24	106	\Omega	\Omega	NNP
en-wikipedia-org-6541	24	107	^{2}}{4\delta	^{2}}{4\delta	NN
en-wikipedia-org-6541	24	108	}	}	-RRB-
en-wikipedia-org-6541	24	109	}	}	-RRB-
en-wikipedia-org-6541	24	110	}	}	-RRB-
en-wikipedia-org-6541	24	111	where	where	WRB
en-wikipedia-org-6541	24	112	omega	omega	NN
en-wikipedia-org-6541	24	113	is	be	VBZ
en-wikipedia-org-6541	24	114	the	the	DT
en-wikipedia-org-6541	24	115	Rabi	Rabi	NNP
en-wikipedia-org-6541	24	116	frequency	frequency	NN
en-wikipedia-org-6541	24	117	and	and	CC
en-wikipedia-org-6541	24	118	delta	delta	NN
en-wikipedia-org-6541	24	119	is	be	VBZ
en-wikipedia-org-6541	24	120	the	the	DT
en-wikipedia-org-6541	24	121	detuning	detuning	NN
en-wikipedia-org-6541	24	122	.	.	.
en-wikipedia-org-6541	25	1	At	at	IN
en-wikipedia-org-6541	25	2	this	this	DT
en-wikipedia-org-6541	25	3	point	point	NN
en-wikipedia-org-6541	25	4	,	,	,
en-wikipedia-org-6541	25	5	the	the	DT
en-wikipedia-org-6541	25	6	atom	atom	NN
en-wikipedia-org-6541	25	7	is	be	VBZ
en-wikipedia-org-6541	25	8	moving	move	VBG
en-wikipedia-org-6541	25	9	in	in	IN
en-wikipedia-org-6541	25	10	the	the	DT
en-wikipedia-org-6541	25	11	+	+	SYM
en-wikipedia-org-6541	25	12	z	z	NN
en-wikipedia-org-6541	25	13	direction	direction	NN
en-wikipedia-org-6541	25	14	with	with	IN
en-wikipedia-org-6541	25	15	some	some	DT
en-wikipedia-org-6541	25	16	velocity	velocity	NN
en-wikipedia-org-6541	25	17	,	,	,
en-wikipedia-org-6541	25	18	and	and	CC
en-wikipedia-org-6541	25	19	eventually	eventually	RB
en-wikipedia-org-6541	25	20	moves	move	VBZ
en-wikipedia-org-6541	25	21	into	into	IN
en-wikipedia-org-6541	25	22	a	a	DT
en-wikipedia-org-6541	25	23	region	region	NN
en-wikipedia-org-6541	25	24	with	with	IN
en-wikipedia-org-6541	25	25	σ	σ	NN
en-wikipedia-org-6541	25	26	+	+	CC
en-wikipedia-org-6541	25	27	{	{	-LRB-
en-wikipedia-org-6541	25	28	\textstyle	\textstyle	CD
en-wikipedia-org-6541	25	29	\sigma	\sigma	CD
en-wikipedia-org-6541	25	30	+	+	CC
en-wikipedia-org-6541	25	31	}	}	-RRB-
en-wikipedia-org-6541	25	32	light	light	NN
en-wikipedia-org-6541	25	33	.	.	.
en-wikipedia-org-6541	26	1	The	the	DT
en-wikipedia-org-6541	26	2	atom	atom	NN
en-wikipedia-org-6541	26	3	,	,	,
en-wikipedia-org-6541	26	4	still	still	RB
en-wikipedia-org-6541	26	5	in	in	IN
en-wikipedia-org-6541	26	6	its	-PRON-	PRP$
en-wikipedia-org-6541	26	7	M	M	NNP
en-wikipedia-org-6541	26	8	J	J	NNP
en-wikipedia-org-6541	26	9	=	=	SYM
en-wikipedia-org-6541	26	10	−	−	NNP
en-wikipedia-org-6541	26	11	1	1	CD
en-wikipedia-org-6541	26	12	2	2	CD
en-wikipedia-org-6541	26	13	{	{	-LRB-
en-wikipedia-org-6541	26	14	\textstyle	\textstyle	CD
en-wikipedia-org-6541	26	15	M_{J}=-{\frac	M_{J}=-{\frac	NNS
en-wikipedia-org-6541	26	16	{	{	-LRB-
en-wikipedia-org-6541	26	17	1}{2	1}{2	NNP
en-wikipedia-org-6541	26	18	}	}	-RRB-
en-wikipedia-org-6541	26	19	}	}	-RRB-
en-wikipedia-org-6541	26	20	}	}	-RRB-
en-wikipedia-org-6541	26	21	state	state	NN
en-wikipedia-org-6541	26	22	that	that	IN
en-wikipedia-org-6541	26	23	it	-PRON-	PRP
en-wikipedia-org-6541	26	24	was	be	VBD
en-wikipedia-org-6541	26	25	pumped	pump	VBN
en-wikipedia-org-6541	26	26	into	into	IN
en-wikipedia-org-6541	26	27	,	,	,
en-wikipedia-org-6541	26	28	now	now	RB
en-wikipedia-org-6541	26	29	experiences	experience	VBZ
en-wikipedia-org-6541	26	30	the	the	DT
en-wikipedia-org-6541	26	31	opposite	opposite	JJ
en-wikipedia-org-6541	26	32	AC	AC	NNP
en-wikipedia-org-6541	26	33	Stark	Stark	NNP
en-wikipedia-org-6541	26	34	shift	shift	NN
en-wikipedia-org-6541	26	35	as	as	IN
en-wikipedia-org-6541	26	36	it	-PRON-	PRP
en-wikipedia-org-6541	26	37	did	do	VBD
en-wikipedia-org-6541	26	38	in	in	IN
en-wikipedia-org-6541	26	39	σ	σ	NN
en-wikipedia-org-6541	26	40	{	{	-LRB-
en-wikipedia-org-6541	26	41	\textstyle	\textstyle	CD
en-wikipedia-org-6541	26	42	\sigma	\sigma	CD
en-wikipedia-org-6541	26	43	}	}	-RRB-
en-wikipedia-org-6541	26	44	-	-	HYPH
en-wikipedia-org-6541	26	45	light	light	NN
en-wikipedia-org-6541	26	46	,	,	,
en-wikipedia-org-6541	26	47	and	and	CC
en-wikipedia-org-6541	26	48	the	the	DT
en-wikipedia-org-6541	26	49	M	M	NNP
en-wikipedia-org-6541	26	50	J	J	NNP
en-wikipedia-org-6541	26	51	=	=	SYM
en-wikipedia-org-6541	26	52	1	1	CD
en-wikipedia-org-6541	26	53	2	2	CD
en-wikipedia-org-6541	26	54	{	{	-LRB-
en-wikipedia-org-6541	26	55	\textstyle	\textstyle	CD
en-wikipedia-org-6541	26	56	M_{J}={\frac	M_{J}={\frac	NNP
en-wikipedia-org-6541	26	57	{	{	-LRB-
en-wikipedia-org-6541	26	58	1}{2	1}{2	NNP
en-wikipedia-org-6541	26	59	}	}	-RRB-
en-wikipedia-org-6541	26	60	}	}	-RRB-
en-wikipedia-org-6541	26	61	}	}	-RRB-
en-wikipedia-org-6541	26	62	state	state	NN
en-wikipedia-org-6541	26	63	is	be	VBZ
en-wikipedia-org-6541	26	64	now	now	RB
en-wikipedia-org-6541	26	65	lower	low	JJR
en-wikipedia-org-6541	26	66	in	in	IN
en-wikipedia-org-6541	26	67	energy	energy	NN
en-wikipedia-org-6541	26	68	than	than	IN
en-wikipedia-org-6541	26	69	the	the	DT
en-wikipedia-org-6541	26	70	M	M	NNP
en-wikipedia-org-6541	26	71	J	J	NNP
en-wikipedia-org-6541	26	72	=	=	SYM
en-wikipedia-org-6541	26	73	−	−	NNP
en-wikipedia-org-6541	26	74	1	1	CD
en-wikipedia-org-6541	26	75	2	2	CD
en-wikipedia-org-6541	26	76	{	{	-LRB-
en-wikipedia-org-6541	26	77	\textstyle	\textstyle	CD
en-wikipedia-org-6541	26	78	M_{J}=-{\frac	M_{J}=-{\frac	NNS
en-wikipedia-org-6541	26	79	{	{	-LRB-
en-wikipedia-org-6541	26	80	1}{2	1}{2	NNP
en-wikipedia-org-6541	26	81	}	}	-RRB-
en-wikipedia-org-6541	26	82	}	}	-RRB-
en-wikipedia-org-6541	26	83	}	}	-RRB-
en-wikipedia-org-6541	26	84	state	state	NN
en-wikipedia-org-6541	26	85	.	.	.
en-wikipedia-org-6541	27	1	The	the	DT
en-wikipedia-org-6541	27	2	atom	atom	NN
en-wikipedia-org-6541	27	3	is	be	VBZ
en-wikipedia-org-6541	27	4	pumped	pump	VBN
en-wikipedia-org-6541	27	5	to	to	IN
en-wikipedia-org-6541	27	6	the	the	DT
en-wikipedia-org-6541	27	7	M	M	NNP
en-wikipedia-org-6541	27	8	J	J	NNP
en-wikipedia-org-6541	27	9	′	′	NNP
en-wikipedia-org-6541	27	10	=	=	SYM
en-wikipedia-org-6541	27	11	1	1	CD
en-wikipedia-org-6541	27	12	2	2	CD
en-wikipedia-org-6541	27	13	{	{	-LRB-
en-wikipedia-org-6541	27	14	\textstyle	\textstyle	CD
en-wikipedia-org-6541	27	15	M_{J'}={\frac	m_{j'}={\frac	NN
en-wikipedia-org-6541	27	16	{	{	-LRB-
en-wikipedia-org-6541	27	17	1}{2	1}{2	NNP
en-wikipedia-org-6541	27	18	}	}	-RRB-
en-wikipedia-org-6541	27	19	}	}	-RRB-
en-wikipedia-org-6541	27	20	}	}	-RRB-
en-wikipedia-org-6541	27	21	excited	excite	VBN
en-wikipedia-org-6541	27	22	state	state	NN
en-wikipedia-org-6541	27	23	,	,	,
en-wikipedia-org-6541	27	24	where	where	WRB
en-wikipedia-org-6541	27	25	it	-PRON-	PRP
en-wikipedia-org-6541	27	26	spontaneously	spontaneously	RB
en-wikipedia-org-6541	27	27	emits	emit	VBZ
en-wikipedia-org-6541	27	28	a	a	DT
en-wikipedia-org-6541	27	29	photon	photon	NN
en-wikipedia-org-6541	27	30	and	and	CC
en-wikipedia-org-6541	27	31	decays	decay	NNS
en-wikipedia-org-6541	27	32	to	to	IN
en-wikipedia-org-6541	27	33	the	the	DT
en-wikipedia-org-6541	27	34	M	M	NNP
en-wikipedia-org-6541	27	35	J	J	NNP
en-wikipedia-org-6541	27	36	=	=	NN
en-wikipedia-org-6541	27	37	+	+	CC
en-wikipedia-org-6541	27	38	1	1	CD
en-wikipedia-org-6541	27	39	2	2	CD
en-wikipedia-org-6541	27	40	{	{	-LRB-
en-wikipedia-org-6541	27	41	\textstyle	\textstyle	CD
en-wikipedia-org-6541	27	42	M_{J}=+{\frac	M_{J}=+{\frac	.
en-wikipedia-org-6541	27	43	{	{	-LRB-
en-wikipedia-org-6541	27	44	1}{2	1}{2	NNP
en-wikipedia-org-6541	27	45	}	}	-RRB-
en-wikipedia-org-6541	27	46	}	}	-RRB-
en-wikipedia-org-6541	27	47	}	}	-RRB-
en-wikipedia-org-6541	27	48	state	state	NN
en-wikipedia-org-6541	27	49	.	.	.
en-wikipedia-org-6541	28	1	As	as	IN
en-wikipedia-org-6541	28	2	before	before	RB
en-wikipedia-org-6541	28	3	,	,	,
en-wikipedia-org-6541	28	4	this	this	DT
en-wikipedia-org-6541	28	5	energy	energy	NN
en-wikipedia-org-6541	28	6	level	level	NN
en-wikipedia-org-6541	28	7	has	have	VBZ
en-wikipedia-org-6541	28	8	been	be	VBN
en-wikipedia-org-6541	28	9	lowered	lower	VBN
en-wikipedia-org-6541	28	10	by	by	IN
en-wikipedia-org-6541	28	11	the	the	DT
en-wikipedia-org-6541	28	12	AC	AC	NNP
en-wikipedia-org-6541	28	13	Stark	Stark	NNP
en-wikipedia-org-6541	28	14	shift	shift	NN
en-wikipedia-org-6541	28	15	,	,	,
en-wikipedia-org-6541	28	16	and	and	CC
en-wikipedia-org-6541	28	17	the	the	DT
en-wikipedia-org-6541	28	18	atom	atom	NN
en-wikipedia-org-6541	28	19	loses	lose	VBZ
en-wikipedia-org-6541	28	20	another	another	DT
en-wikipedia-org-6541	28	21	U	u	NN
en-wikipedia-org-6541	28	22	0	0	CD
en-wikipedia-org-6541	28	23	{	{	-LRB-
en-wikipedia-org-6541	28	24	\textstyle	\textstyle	CD
en-wikipedia-org-6541	28	25	U_{0	U_{0	NNP
en-wikipedia-org-6541	28	26	}	}	-RRB-
en-wikipedia-org-6541	28	27	}	}	-RRB-
en-wikipedia-org-6541	28	28	of	of	IN
en-wikipedia-org-6541	28	29	energy	energy	NN
en-wikipedia-org-6541	28	30	.	.	.
en-wikipedia-org-6541	29	1	Repeated	repeat	VBN
en-wikipedia-org-6541	29	2	cycles	cycle	NNS
en-wikipedia-org-6541	29	3	of	of	IN
en-wikipedia-org-6541	29	4	this	this	DT
en-wikipedia-org-6541	29	5	nature	nature	NN
en-wikipedia-org-6541	29	6	convert	convert	VBP
en-wikipedia-org-6541	29	7	kinetic	kinetic	JJ
en-wikipedia-org-6541	29	8	energy	energy	NN
en-wikipedia-org-6541	29	9	to	to	IN
en-wikipedia-org-6541	29	10	potential	potential	JJ
en-wikipedia-org-6541	29	11	energy	energy	NN
en-wikipedia-org-6541	29	12	,	,	,
en-wikipedia-org-6541	29	13	and	and	CC
en-wikipedia-org-6541	29	14	this	this	DT
en-wikipedia-org-6541	29	15	potential	potential	JJ
en-wikipedia-org-6541	29	16	energy	energy	NN
en-wikipedia-org-6541	29	17	is	be	VBZ
en-wikipedia-org-6541	29	18	lost	lose	VBN
en-wikipedia-org-6541	29	19	via	via	IN
en-wikipedia-org-6541	29	20	the	the	DT
en-wikipedia-org-6541	29	21	photon	photon	NN
en-wikipedia-org-6541	29	22	emitted	emit	VBD
en-wikipedia-org-6541	29	23	during	during	IN
en-wikipedia-org-6541	29	24	optical	optical	JJ
en-wikipedia-org-6541	29	25	pumping	pumping	NN
en-wikipedia-org-6541	29	26	.	.	.
en-wikipedia-org-6541	30	1	Limits[edit	Limits[edit	``
en-wikipedia-org-6541	30	2	]	]	-RRB-
en-wikipedia-org-6541	30	3	The	the	DT
en-wikipedia-org-6541	30	4	fundamental	fundamental	JJ
en-wikipedia-org-6541	30	5	lower	low	JJR
en-wikipedia-org-6541	30	6	limit	limit	NN
en-wikipedia-org-6541	30	7	of	of	IN
en-wikipedia-org-6541	30	8	Sisyphus	Sisyphus	NNP
en-wikipedia-org-6541	30	9	cooling	cool	VBG
en-wikipedia-org-6541	30	10	is	be	VBZ
en-wikipedia-org-6541	30	11	the	the	DT
en-wikipedia-org-6541	30	12	recoil	recoil	NN
en-wikipedia-org-6541	30	13	temperature	temperature	NN
en-wikipedia-org-6541	30	14	,	,	,
en-wikipedia-org-6541	30	15	T	t	NN
en-wikipedia-org-6541	30	16	r	r	NN
en-wikipedia-org-6541	30	17	{	{	-LRB-
en-wikipedia-org-6541	30	18	\textstyle	\textstyle	CD
en-wikipedia-org-6541	30	19	T_{r	T_{r	NNP
en-wikipedia-org-6541	30	20	}	}	-RRB-
en-wikipedia-org-6541	30	21	}	}	-RRB-
en-wikipedia-org-6541	30	22	,	,	,
en-wikipedia-org-6541	30	23	set	set	VBN
en-wikipedia-org-6541	30	24	by	by	IN
en-wikipedia-org-6541	30	25	the	the	DT
en-wikipedia-org-6541	30	26	energy	energy	NN
en-wikipedia-org-6541	30	27	of	of	IN
en-wikipedia-org-6541	30	28	the	the	DT
en-wikipedia-org-6541	30	29	photon	photon	NN
en-wikipedia-org-6541	30	30	emitted	emit	VBD
en-wikipedia-org-6541	30	31	in	in	IN
en-wikipedia-org-6541	30	32	the	the	DT
en-wikipedia-org-6541	30	33	decay	decay	NN
en-wikipedia-org-6541	30	34	from	from	IN
en-wikipedia-org-6541	30	35	the	the	DT
en-wikipedia-org-6541	30	36	J	J	NNP
en-wikipedia-org-6541	30	37	'	'	''
en-wikipedia-org-6541	30	38	to	to	IN
en-wikipedia-org-6541	30	39	J	J	NNP
en-wikipedia-org-6541	30	40	state	state	NN
en-wikipedia-org-6541	30	41	.	.	.
en-wikipedia-org-6541	31	1	This	this	DT
en-wikipedia-org-6541	31	2	limit	limit	NN
en-wikipedia-org-6541	31	3	is	be	VBZ
en-wikipedia-org-6541	31	4	k	k	NNP
en-wikipedia-org-6541	31	5	b	b	NNP
en-wikipedia-org-6541	31	6	T	T	NNP
en-wikipedia-org-6541	31	7	r	r	NN
en-wikipedia-org-6541	31	8	=	=	SYM
en-wikipedia-org-6541	31	9	h	h	NN
en-wikipedia-org-6541	31	10	M	m	NN
en-wikipedia-org-6541	31	11	λ	λ	NN
en-wikipedia-org-6541	31	12	2	2	CD
en-wikipedia-org-6541	31	13	{	{	-LRB-
en-wikipedia-org-6541	31	14	\displaystyle	\displaystyle	CD
en-wikipedia-org-6541	31	15	k_{b}T_{r}={\frac	k_{b}t_{r}={\frac	NN
en-wikipedia-org-6541	31	16	{	{	-LRB-
en-wikipedia-org-6541	31	17	h}{M\lambda	h}{m\lambda	UH
en-wikipedia-org-6541	31	18	^{2	^{2	NFP
en-wikipedia-org-6541	31	19	}	}	-RRB-
en-wikipedia-org-6541	31	20	}	}	-RRB-
en-wikipedia-org-6541	31	21	}	}	-RRB-
en-wikipedia-org-6541	31	22	}	}	-RRB-
en-wikipedia-org-6541	31	23	though	though	IN
en-wikipedia-org-6541	31	24	practically	practically	RB
en-wikipedia-org-6541	31	25	the	the	DT
en-wikipedia-org-6541	31	26	limit	limit	NN
en-wikipedia-org-6541	31	27	is	be	VBZ
en-wikipedia-org-6541	31	28	a	a	DT
en-wikipedia-org-6541	31	29	few	few	JJ
en-wikipedia-org-6541	31	30	times	time	NNS
en-wikipedia-org-6541	31	31	this	this	DT
en-wikipedia-org-6541	31	32	value	value	NN
en-wikipedia-org-6541	31	33	because	because	IN
en-wikipedia-org-6541	31	34	of	of	IN
en-wikipedia-org-6541	31	35	the	the	DT
en-wikipedia-org-6541	31	36	extreme	extreme	JJ
en-wikipedia-org-6541	31	37	sensitivity	sensitivity	NN
en-wikipedia-org-6541	31	38	to	to	IN
en-wikipedia-org-6541	31	39	external	external	JJ
en-wikipedia-org-6541	31	40	magnetic	magnetic	JJ
en-wikipedia-org-6541	31	41	fields	field	NNS
en-wikipedia-org-6541	31	42	in	in	IN
en-wikipedia-org-6541	31	43	this	this	DT
en-wikipedia-org-6541	31	44	cooling	cool	VBG
en-wikipedia-org-6541	31	45	scheme	scheme	NN
en-wikipedia-org-6541	31	46	.	.	.
en-wikipedia-org-6541	32	1	Atoms	atom	NNS
en-wikipedia-org-6541	32	2	typically	typically	RB
en-wikipedia-org-6541	32	3	reach	reach	VBP
en-wikipedia-org-6541	32	4	temperatures	temperature	NNS
en-wikipedia-org-6541	32	5	on	on	IN
en-wikipedia-org-6541	32	6	the	the	DT
en-wikipedia-org-6541	32	7	order	order	NN
en-wikipedia-org-6541	32	8	of	of	IN
en-wikipedia-org-6541	32	9	μ	μ	NN
en-wikipedia-org-6541	32	10	K	k	NN
en-wikipedia-org-6541	32	11	{	{	-LRB-
en-wikipedia-org-6541	32	12	\textstyle	\textstyle	CD
en-wikipedia-org-6541	32	13	\mu	\mu	JJ
en-wikipedia-org-6541	32	14	K	k	NN
en-wikipedia-org-6541	32	15	}	}	-RRB-
en-wikipedia-org-6541	32	16	,	,	,
en-wikipedia-org-6541	32	17	as	as	IN
en-wikipedia-org-6541	32	18	compared	compare	VBN
en-wikipedia-org-6541	32	19	to	to	IN
en-wikipedia-org-6541	32	20	the	the	DT
en-wikipedia-org-6541	32	21	doppler	doppler	NN
en-wikipedia-org-6541	32	22	limit	limit	NN
en-wikipedia-org-6541	32	23	T	T	NNP
en-wikipedia-org-6541	32	24	D	d	NN
en-wikipedia-org-6541	32	25	≃	≃	CD
en-wikipedia-org-6541	32	26	250	250	CD
en-wikipedia-org-6541	32	27	μ	μ	NN
en-wikipedia-org-6541	32	28	K	k	NN
en-wikipedia-org-6541	32	29	{	{	-LRB-
en-wikipedia-org-6541	32	30	\textstyle	\textstyle	CD
en-wikipedia-org-6541	32	31	T_{D}\simeq	t_{d}\simeq	CD
en-wikipedia-org-6541	32	32	250\mu	250\mu	CD
en-wikipedia-org-6541	32	33	K	k	NN
en-wikipedia-org-6541	32	34	}	}	-RRB-
en-wikipedia-org-6541	32	35	.	.	.
en-wikipedia-org-6541	33	1	References[edit	references[edit	LS
en-wikipedia-org-6541	33	2	]	]	-RRB-
en-wikipedia-org-6541	33	3	^	^	NN
en-wikipedia-org-6541	33	4	Dalibard	Dalibard	NNP
en-wikipedia-org-6541	33	5	,	,	,
en-wikipedia-org-6541	33	6	J.	J.	NNP
en-wikipedia-org-6541	33	7	;	;	:
en-wikipedia-org-6541	33	8	Cohen	Cohen	NNP
en-wikipedia-org-6541	33	9	-	-	HYPH
en-wikipedia-org-6541	33	10	Tannoudji	Tannoudji	NNP
en-wikipedia-org-6541	33	11	,	,	,
en-wikipedia-org-6541	33	12	C.	C.	NNP
en-wikipedia-org-6541	33	13	(	(	-LRB-
en-wikipedia-org-6541	33	14	1989	1989	CD
en-wikipedia-org-6541	33	15	)	)	-RRB-
en-wikipedia-org-6541	33	16	.	.	.
en-wikipedia-org-6541	34	1	"	"	``
en-wikipedia-org-6541	34	2	Laser	laser	NN
en-wikipedia-org-6541	34	3	cooling	cool	VBG
en-wikipedia-org-6541	34	4	below	below	IN
en-wikipedia-org-6541	34	5	the	the	DT
en-wikipedia-org-6541	34	6	Doppler	Doppler	NNP
en-wikipedia-org-6541	34	7	limit	limit	NN
en-wikipedia-org-6541	34	8	by	by	IN
en-wikipedia-org-6541	34	9	polarization	polarization	NN
en-wikipedia-org-6541	34	10	gradients	gradient	NNS
en-wikipedia-org-6541	34	11	:	:	:
en-wikipedia-org-6541	34	12	simple	simple	JJ
en-wikipedia-org-6541	34	13	theoretical	theoretical	JJ
en-wikipedia-org-6541	34	14	models	model	NNS
en-wikipedia-org-6541	34	15	"	"	''
en-wikipedia-org-6541	34	16	.	.	.
en-wikipedia-org-6541	35	1	Journal	Journal	NNP
en-wikipedia-org-6541	35	2	of	of	IN
en-wikipedia-org-6541	35	3	the	the	DT
en-wikipedia-org-6541	35	4	Optical	Optical	NNP
en-wikipedia-org-6541	35	5	Society	Society	NNP
en-wikipedia-org-6541	35	6	of	of	IN
en-wikipedia-org-6541	35	7	America	America	NNP
en-wikipedia-org-6541	35	8	B.	B.	NNP
en-wikipedia-org-6541	36	1	6	6	CD
en-wikipedia-org-6541	36	2	(	(	-LRB-
en-wikipedia-org-6541	36	3	11	11	CD
en-wikipedia-org-6541	36	4	)	)	-RRB-
en-wikipedia-org-6541	36	5	:	:	:
en-wikipedia-org-6541	36	6	2023	2023	CD
en-wikipedia-org-6541	36	7	.	.	.
en-wikipedia-org-6541	36	8	doi:10.1364	doi:10.1364	NNP
en-wikipedia-org-6541	36	9	/	/	SYM
en-wikipedia-org-6541	36	10	josab.6.002023	josab.6.002023	NNP
en-wikipedia-org-6541	36	11	.	.	.
en-wikipedia-org-6541	37	1	^	^	NNP
en-wikipedia-org-6541	37	2	Lett	Lett	NNP
en-wikipedia-org-6541	37	3	,	,	,
en-wikipedia-org-6541	37	4	Paul	Paul	NNP
en-wikipedia-org-6541	37	5	D.	D.	NNP
en-wikipedia-org-6541	37	6	;	;	:
en-wikipedia-org-6541	37	7	Watts	Watts	NNP
en-wikipedia-org-6541	37	8	,	,	,
en-wikipedia-org-6541	37	9	Richard	Richard	NNP
en-wikipedia-org-6541	37	10	N.	N.	NNP
en-wikipedia-org-6541	37	11	;	;	:
en-wikipedia-org-6541	37	12	Westbrook	Westbrook	NNP
en-wikipedia-org-6541	37	13	,	,	,
en-wikipedia-org-6541	37	14	Christoph	Christoph	NNP
en-wikipedia-org-6541	37	15	I.	i.	NN
en-wikipedia-org-6541	37	16	;	;	:
en-wikipedia-org-6541	37	17	Phillips	Phillips	NNP
en-wikipedia-org-6541	37	18	,	,	,
en-wikipedia-org-6541	37	19	William	William	NNP
en-wikipedia-org-6541	37	20	D.	D.	NNP
en-wikipedia-org-6541	37	21	;	;	:
en-wikipedia-org-6541	37	22	Gould	Gould	NNP
en-wikipedia-org-6541	37	23	,	,	,
en-wikipedia-org-6541	37	24	Phillip	Phillip	NNP
en-wikipedia-org-6541	37	25	L.	L.	NNP
en-wikipedia-org-6541	37	26	;	;	:
en-wikipedia-org-6541	37	27	Metcalf	Metcalf	NNP
en-wikipedia-org-6541	37	28	,	,	,
en-wikipedia-org-6541	37	29	Harold	Harold	NNP
en-wikipedia-org-6541	37	30	J.	J.	NNP
en-wikipedia-org-6541	38	1	(	(	-LRB-
en-wikipedia-org-6541	38	2	1988	1988	CD
en-wikipedia-org-6541	38	3	)	)	-RRB-
en-wikipedia-org-6541	38	4	.	.	.
en-wikipedia-org-6541	39	1	"	"	``
en-wikipedia-org-6541	39	2	Observation	observation	NN
en-wikipedia-org-6541	39	3	of	of	IN
en-wikipedia-org-6541	39	4	atoms	atom	NNS
en-wikipedia-org-6541	39	5	laser	laser	NN
en-wikipedia-org-6541	39	6	cooled	cool	VBD
en-wikipedia-org-6541	39	7	below	below	IN
en-wikipedia-org-6541	39	8	the	the	DT
en-wikipedia-org-6541	39	9	Doppler	Doppler	NNP
en-wikipedia-org-6541	39	10	limit	limit	NN
en-wikipedia-org-6541	39	11	"	"	''
en-wikipedia-org-6541	39	12	.	.	.
en-wikipedia-org-6541	40	1	Phys	phys	NN
en-wikipedia-org-6541	40	2	.	.	.
en-wikipedia-org-6541	41	1	Rev.	Rev.	NNP
en-wikipedia-org-6541	42	1	Lett	Lett	NNP
en-wikipedia-org-6541	42	2	.	.	.
en-wikipedia-org-6541	43	1	61	61	CD
en-wikipedia-org-6541	43	2	(	(	-LRB-
en-wikipedia-org-6541	43	3	2	2	CD
en-wikipedia-org-6541	43	4	)	)	-RRB-
en-wikipedia-org-6541	43	5	:	:	:
en-wikipedia-org-6541	43	6	169–172	169–172	CD
en-wikipedia-org-6541	43	7	.	.	.
en-wikipedia-org-6541	44	1	doi:10.1103	doi:10.1103	NNP
en-wikipedia-org-6541	44	2	/	/	SYM
en-wikipedia-org-6541	44	3	PhysRevLett.61.169	physrevlett.61.169	CD
en-wikipedia-org-6541	44	4	.	.	.
en-wikipedia-org-6541	45	1	PMID	PMID	NNP
en-wikipedia-org-6541	45	2	 	  	_SP
en-wikipedia-org-6541	45	3	10039050	10039050	CD
en-wikipedia-org-6541	45	4	.	.	.
en-wikipedia-org-6541	46	1	^	^	NNP
en-wikipedia-org-6541	46	2	Foot	Foot	NNP
en-wikipedia-org-6541	46	3	,	,	,
en-wikipedia-org-6541	46	4	C.J.	C.J.	NNP
en-wikipedia-org-6541	47	1	(	(	-LRB-
en-wikipedia-org-6541	47	2	2005	2005	CD
en-wikipedia-org-6541	47	3	)	)	-RRB-
en-wikipedia-org-6541	47	4	.	.	.
en-wikipedia-org-6541	48	1	Atomic	Atomic	NNP
en-wikipedia-org-6541	48	2	Physics	Physics	NNP
en-wikipedia-org-6541	48	3	.	.	.
en-wikipedia-org-6541	49	1	Oxford	Oxford	NNP
en-wikipedia-org-6541	49	2	University	University	NNP
en-wikipedia-org-6541	49	3	Press	Press	NNP
en-wikipedia-org-6541	49	4	.	.	.
en-wikipedia-org-6541	50	1	Section	section	NN
en-wikipedia-org-6541	50	2	9.6	9.6	CD
en-wikipedia-org-6541	50	3	.	.	.
en-wikipedia-org-6541	51	1	ISBN	ISBN	NNP
en-wikipedia-org-6541	51	2	 	  	_SP
en-wikipedia-org-6541	51	3	9780198506966	9780198506966	CD
en-wikipedia-org-6541	51	4	.	.	.
en-wikipedia-org-6541	52	1	Metcalf	metcalf	JJ
en-wikipedia-org-6541	52	2	,	,	,
en-wikipedia-org-6541	52	3	Harold	Harold	NNP
en-wikipedia-org-6541	52	4	J.	J.	NNP
en-wikipedia-org-6541	52	5	;	;	:
en-wikipedia-org-6541	52	6	van	van	NNP
en-wikipedia-org-6541	52	7	der	der	NNP
en-wikipedia-org-6541	52	8	Straten	Straten	NNP
en-wikipedia-org-6541	52	9	,	,	,
en-wikipedia-org-6541	52	10	Peter	Peter	NNP
en-wikipedia-org-6541	52	11	(	(	-LRB-
en-wikipedia-org-6541	52	12	1999	1999	CD
en-wikipedia-org-6541	52	13	)	)	-RRB-
en-wikipedia-org-6541	52	14	.	.	.
en-wikipedia-org-6541	53	1	Laser	Laser	NNP
en-wikipedia-org-6541	53	2	Cooling	Cooling	NNP
en-wikipedia-org-6541	53	3	and	and	CC
en-wikipedia-org-6541	53	4	Trapping	Trapping	NNP
en-wikipedia-org-6541	53	5	.	.	.
en-wikipedia-org-6541	54	1	Springer	Springer	NNP
en-wikipedia-org-6541	54	2	.	.	.
en-wikipedia-org-6541	55	1	Section	section	NN
en-wikipedia-org-6541	55	2	8.8	8.8	CD
en-wikipedia-org-6541	55	3	.	.	.
en-wikipedia-org-6541	56	1	ISBN	ISBN	NNP
en-wikipedia-org-6541	56	2	 	  	_SP
en-wikipedia-org-6541	56	3	9780387987286	9780387987286	CD
en-wikipedia-org-6541	56	4	.	.	.
en-wikipedia-org-6541	57	1	This	this	DT
en-wikipedia-org-6541	57	2	atomic	atomic	JJ
en-wikipedia-org-6541	57	3	,	,	,
en-wikipedia-org-6541	57	4	molecular	molecular	JJ
en-wikipedia-org-6541	57	5	,	,	,
en-wikipedia-org-6541	57	6	and	and	CC
en-wikipedia-org-6541	57	7	optical	optical	JJ
en-wikipedia-org-6541	57	8	physics	physics	NN
en-wikipedia-org-6541	57	9	–	–	:
en-wikipedia-org-6541	57	10	related	relate	VBN
en-wikipedia-org-6541	57	11	article	article	NN
en-wikipedia-org-6541	57	12	is	be	VBZ
en-wikipedia-org-6541	57	13	a	a	DT
en-wikipedia-org-6541	57	14	stub	stub	NN
en-wikipedia-org-6541	57	15	.	.	.
en-wikipedia-org-6541	58	1	You	-PRON-	PRP
en-wikipedia-org-6541	58	2	can	can	MD
en-wikipedia-org-6541	58	3	help	help	VB
en-wikipedia-org-6541	58	4	Wikipedia	Wikipedia	NNP
en-wikipedia-org-6541	58	5	by	by	IN
en-wikipedia-org-6541	58	6	expanding	expand	VBG
en-wikipedia-org-6541	58	7	it	-PRON-	PRP
en-wikipedia-org-6541	58	8	.	.	.
en-wikipedia-org-6541	59	1	v	v	NNP
en-wikipedia-org-6541	59	2	t	t	NNP
en-wikipedia-org-6541	59	3	e	e	NNP
en-wikipedia-org-6541	59	4	Retrieved	retrieve	VBN
en-wikipedia-org-6541	59	5	from	from	IN
en-wikipedia-org-6541	59	6	"	"	``
en-wikipedia-org-6541	59	7	https://en.wikipedia.org/w/index.php?title=Sisyphus_cooling&oldid=999236908	https://en.wikipedia.org/w/index.php?title=Sisyphus_cooling&oldid=999236908	NNP
en-wikipedia-org-6541	59	8	"	"	''
en-wikipedia-org-6541	59	9	Categories	category	NNS
en-wikipedia-org-6541	59	10	:	:	:
en-wikipedia-org-6541	59	11	Nuclear	nuclear	JJ
en-wikipedia-org-6541	59	12	physics	physics	NN
en-wikipedia-org-6541	59	13	Cooling	cooling	NN
en-wikipedia-org-6541	59	14	technology	technology	NN
en-wikipedia-org-6541	59	15	Atomic	Atomic	NNP
en-wikipedia-org-6541	59	16	,	,	,
en-wikipedia-org-6541	59	17	molecular	molecular	JJ
en-wikipedia-org-6541	59	18	,	,	,
en-wikipedia-org-6541	59	19	and	and	CC
en-wikipedia-org-6541	59	20	optical	optical	JJ
en-wikipedia-org-6541	59	21	physics	physics	NN
en-wikipedia-org-6541	59	22	stubs	stub	NNS
en-wikipedia-org-6541	59	23	Hidden	hide	VBN
en-wikipedia-org-6541	59	24	categories	category	NNS
en-wikipedia-org-6541	59	25	:	:	:
en-wikipedia-org-6541	59	26	All	all	DT
en-wikipedia-org-6541	59	27	stub	stub	NN
en-wikipedia-org-6541	59	28	articles	article	NNS
en-wikipedia-org-6541	59	29	Navigation	Navigation	NNP
en-wikipedia-org-6541	59	30	menu	menu	NN
en-wikipedia-org-6541	59	31	Personal	personal	JJ
en-wikipedia-org-6541	59	32	tools	tool	NNS
en-wikipedia-org-6541	59	33	Not	not	RB
en-wikipedia-org-6541	59	34	logged	log	VBN
en-wikipedia-org-6541	59	35	in	in	IN
en-wikipedia-org-6541	59	36	Talk	Talk	NNP
en-wikipedia-org-6541	59	37	Contributions	Contributions	NNP
en-wikipedia-org-6541	59	38	Create	Create	NNP
en-wikipedia-org-6541	59	39	account	account	NN
en-wikipedia-org-6541	59	40	Log	Log	NNP
en-wikipedia-org-6541	59	41	in	in	IN
en-wikipedia-org-6541	59	42	Namespaces	Namespaces	NNP
en-wikipedia-org-6541	59	43	Article	Article	NNP
en-wikipedia-org-6541	59	44	Talk	talk	NN
en-wikipedia-org-6541	59	45	Variants	variant	VBZ
en-wikipedia-org-6541	59	46	Views	view	NNS
en-wikipedia-org-6541	59	47	Read	read	VBP
en-wikipedia-org-6541	59	48	Edit	edit	NN
en-wikipedia-org-6541	59	49	View	View	NNP
en-wikipedia-org-6541	59	50	history	history	NN
en-wikipedia-org-6541	59	51	More	More	JJR
en-wikipedia-org-6541	59	52	Search	Search	NNP
en-wikipedia-org-6541	59	53	Navigation	Navigation	NNP
en-wikipedia-org-6541	59	54	Main	Main	NNP
en-wikipedia-org-6541	59	55	page	page	NN
en-wikipedia-org-6541	59	56	Contents	content	VBZ
en-wikipedia-org-6541	59	57	Current	current	JJ
en-wikipedia-org-6541	59	58	events	event	NNS
en-wikipedia-org-6541	59	59	Random	random	JJ
en-wikipedia-org-6541	59	60	article	article	NN
en-wikipedia-org-6541	59	61	About	about	IN
en-wikipedia-org-6541	59	62	Wikipedia	Wikipedia	NNP
en-wikipedia-org-6541	59	63	Contact	Contact	NNP
en-wikipedia-org-6541	59	64	us	-PRON-	PRP
en-wikipedia-org-6541	59	65	Donate	Donate	NNP
en-wikipedia-org-6541	59	66	Contribute	contribute	NN
en-wikipedia-org-6541	59	67	Help	help	NN
en-wikipedia-org-6541	59	68	Learn	learn	VB
en-wikipedia-org-6541	59	69	to	to	TO
en-wikipedia-org-6541	59	70	edit	edit	VB
en-wikipedia-org-6541	59	71	Community	community	NN
en-wikipedia-org-6541	59	72	portal	portal	JJ
en-wikipedia-org-6541	59	73	Recent	recent	JJ
en-wikipedia-org-6541	59	74	changes	change	NNS
en-wikipedia-org-6541	59	75	Upload	upload	JJ
en-wikipedia-org-6541	59	76	file	file	NN
en-wikipedia-org-6541	59	77	Tools	tool	NNS
en-wikipedia-org-6541	59	78	What	what	WP
en-wikipedia-org-6541	59	79	links	link	NNS
en-wikipedia-org-6541	59	80	here	here	RB
en-wikipedia-org-6541	59	81	Related	relate	VBN
en-wikipedia-org-6541	59	82	changes	change	VBZ
en-wikipedia-org-6541	59	83	Upload	upload	JJ
en-wikipedia-org-6541	59	84	file	file	VBP
en-wikipedia-org-6541	59	85	Special	special	JJ
en-wikipedia-org-6541	59	86	pages	page	NNS
en-wikipedia-org-6541	59	87	Permanent	permanent	JJ
en-wikipedia-org-6541	59	88	link	link	NN
en-wikipedia-org-6541	59	89	Page	Page	NNP
en-wikipedia-org-6541	59	90	information	information	NN
en-wikipedia-org-6541	59	91	Cite	cite	VB
en-wikipedia-org-6541	59	92	this	this	DT
en-wikipedia-org-6541	59	93	page	page	NN
en-wikipedia-org-6541	59	94	Wikidata	wikidata	NN
en-wikipedia-org-6541	59	95	item	item	NN
en-wikipedia-org-6541	59	96	Print	print	NN
en-wikipedia-org-6541	59	97	/	/	SYM
en-wikipedia-org-6541	59	98	export	export	NN
en-wikipedia-org-6541	59	99	Download	Download	NNP
en-wikipedia-org-6541	59	100	as	as	IN
en-wikipedia-org-6541	59	101	PDF	PDF	NNP
en-wikipedia-org-6541	59	102	Printable	Printable	NNP
en-wikipedia-org-6541	59	103	version	version	NN
en-wikipedia-org-6541	59	104	Languages	language	VBZ
en-wikipedia-org-6541	59	105	Deutsch	Deutsch	NNP
en-wikipedia-org-6541	59	106	فارسی	فارسی	JJ
en-wikipedia-org-6541	59	107	Русский	Русский	NNP
en-wikipedia-org-6541	59	108	Edit	Edit	NNP
en-wikipedia-org-6541	59	109	links	link	NNS
en-wikipedia-org-6541	59	110	This	this	DT
en-wikipedia-org-6541	59	111	page	page	NN
en-wikipedia-org-6541	59	112	was	be	VBD
en-wikipedia-org-6541	59	113	last	last	RB
en-wikipedia-org-6541	59	114	edited	edit	VBN
en-wikipedia-org-6541	59	115	on	on	IN
en-wikipedia-org-6541	59	116	9	9	CD
en-wikipedia-org-6541	59	117	January	January	NNP
en-wikipedia-org-6541	59	118	2021	2021	CD
en-wikipedia-org-6541	59	119	,	,	,
en-wikipedia-org-6541	59	120	at	at	IN
en-wikipedia-org-6541	59	121	04:26	04:26	CD
en-wikipedia-org-6541	59	122	 	  	_SP
en-wikipedia-org-6541	59	123	(	(	-LRB-
en-wikipedia-org-6541	59	124	UTC	UTC	NNP
en-wikipedia-org-6541	59	125	)	)	-RRB-
en-wikipedia-org-6541	59	126	.	.	.
en-wikipedia-org-6541	60	1	Text	text	NN
en-wikipedia-org-6541	60	2	is	be	VBZ
en-wikipedia-org-6541	60	3	available	available	JJ
en-wikipedia-org-6541	60	4	under	under	IN
en-wikipedia-org-6541	60	5	the	the	DT
en-wikipedia-org-6541	60	6	Creative	Creative	NNP
en-wikipedia-org-6541	60	7	Commons	Commons	NNP
en-wikipedia-org-6541	60	8	Attribution	Attribution	NNP
en-wikipedia-org-6541	60	9	-	-	HYPH
en-wikipedia-org-6541	60	10	ShareAlike	ShareAlike	NNP
en-wikipedia-org-6541	60	11	License	License	NNP
en-wikipedia-org-6541	60	12	;	;	,
en-wikipedia-org-6541	60	13	additional	additional	JJ
en-wikipedia-org-6541	60	14	terms	term	NNS
en-wikipedia-org-6541	60	15	may	may	MD
en-wikipedia-org-6541	60	16	apply	apply	VB
en-wikipedia-org-6541	60	17	.	.	.
en-wikipedia-org-6541	61	1	By	by	IN
en-wikipedia-org-6541	61	2	using	use	VBG
en-wikipedia-org-6541	61	3	this	this	DT
en-wikipedia-org-6541	61	4	site	site	NN
en-wikipedia-org-6541	61	5	,	,	,
en-wikipedia-org-6541	61	6	you	-PRON-	PRP
en-wikipedia-org-6541	61	7	agree	agree	VBP
en-wikipedia-org-6541	61	8	to	to	IN
en-wikipedia-org-6541	61	9	the	the	DT
en-wikipedia-org-6541	61	10	Terms	term	NNS
en-wikipedia-org-6541	61	11	of	of	IN
en-wikipedia-org-6541	61	12	Use	Use	NNP
en-wikipedia-org-6541	61	13	and	and	CC
en-wikipedia-org-6541	61	14	Privacy	Privacy	NNP
en-wikipedia-org-6541	61	15	Policy	Policy	NNP
en-wikipedia-org-6541	61	16	.	.	.
en-wikipedia-org-6541	62	1	Wikipedia	Wikipedia	NNP
en-wikipedia-org-6541	62	2	®	®	NNPS
en-wikipedia-org-6541	62	3	is	be	VBZ
en-wikipedia-org-6541	62	4	a	a	DT
en-wikipedia-org-6541	62	5	registered	registered	JJ
en-wikipedia-org-6541	62	6	trademark	trademark	NN
en-wikipedia-org-6541	62	7	of	of	IN
en-wikipedia-org-6541	62	8	the	the	DT
en-wikipedia-org-6541	62	9	Wikimedia	Wikimedia	NNP
en-wikipedia-org-6541	62	10	Foundation	Foundation	NNP
en-wikipedia-org-6541	62	11	,	,	,
en-wikipedia-org-6541	62	12	Inc.	Inc.	NNP
en-wikipedia-org-6541	62	13	,	,	,
en-wikipedia-org-6541	62	14	a	a	DT
en-wikipedia-org-6541	62	15	non	non	JJ
en-wikipedia-org-6541	62	16	-	-	JJ
en-wikipedia-org-6541	62	17	profit	profit	JJ
en-wikipedia-org-6541	62	18	organization	organization	NN
en-wikipedia-org-6541	62	19	.	.	.
en-wikipedia-org-6541	63	1	Privacy	privacy	NN
en-wikipedia-org-6541	63	2	policy	policy	NN
en-wikipedia-org-6541	63	3	About	about	IN
en-wikipedia-org-6541	63	4	Wikipedia	Wikipedia	NNP
en-wikipedia-org-6541	63	5	Disclaimers	Disclaimers	NNPS
en-wikipedia-org-6541	63	6	Contact	Contact	NNP
en-wikipedia-org-6541	63	7	Wikipedia	Wikipedia	NNP
en-wikipedia-org-6541	63	8	Mobile	Mobile	NNP
en-wikipedia-org-6541	63	9	view	view	NN
en-wikipedia-org-6541	63	10	Developers	Developers	NNP
en-wikipedia-org-6541	63	11	Statistics	Statistics	NNP
en-wikipedia-org-6541	63	12	Cookie	Cookie	NNP
en-wikipedia-org-6541	63	13	statement	statement	NN