List of levels for 129XE

Authors: Janos Timar and Zoltan Elekes, Balraj Singh | Citation: Nucl. Data Sheets 121, 143 (2014) | Cutoff date: 31-May-2014

E(level) (keV)	J^π(level)	T_1/2(level)	E(γ) (keV)	Multipolarity	Mixing Ratio	Conversion Coefficient	Additional Data
39.5774	3/2+	0.97 ns 2	39.578 4	M1+E2	-0.027 5	12.03	B(E2)(W.u.)=9 4, B(M1)(W.u.)=0.0281 7, α=12.03, α(K)=10.27 15, α(L)=1.408 23, α(M)=0.286 5, α(N)=0.0591 10, α(O)=0.00732 11
236.14	11/2-	8.88 d 2 % IT = 100	196.56 3	M4		20.3	B(M4)(W.u.)=1.777 25, α=20.3, α(K)=13.65 20, α(L)=5.23 8, α(M)=1.181 17, α(N)=0.242 4, α(O)=0.0268 4
318.1787	3/2+	67.5 ps 20	278.614 4	M1+E2	+0.8 +10-5	0.0509	B(E2)(W.u.)=17 +27-17, B(M1)(W.u.)=0.003 3, α=0.0509 16, α(K)=0.0429 7, α(L)=0.0063 9, α(M)=0.00130 18, α(N)=0.00027 4, α(O)=3.2E-5 3
318.1787	3/2+	67.5 ps 20	318.180 2	M1+E2	-1.1 +13-22	0.0348	B(E2)(W.u.)=23 +25-23, B(M1)(W.u.)=0.003 +4-3, α=0.0348 6, α(K)=0.0293 9, α(L)=0.0044 5, α(M)=0.00090 11, α(N)=0.000183 20, α(O)=2.19E-5 15
321.711	5/2+	44.0 ps 19	282.131 6	M1+E2	-0.7 +4-7	0.0489	B(E2)(W.u.)=(5.×10¹ 4), B(M1)(W.u.)=0.011 5, α=0.0489 13, α(K)=0.0414 7, α(L)=0.0060 7, α(M)=0.00122 15, α(N)=0.00025 3, α(O)=3.03E-5 25
321.711	5/2+	44.0 ps 19	321.700 25	E2		0.0335	B(E2)(W.u.)=21 4, α=0.0335, α(K)=0.0277 4, α(L)=0.00461 7, α(M)=0.000952 14, α(N)=0.000193 3, α(O)=2.24E-5 4
411.4959	1/2+	81 ps 26	89.79 8	[E2]		2.65	B(E2)(W.u.)=1.4 6, α=2.65, α(K)=1.675 24, α(L)=0.776 12, α(M)=0.1664 25, α(N)=0.0329 5, α(O)=0.00330 5
	1/2+	81 ps 26	93.329 3	[M1,E2]		1.7	B(M1)(W.u.)=0.0039 13, α=1.7 7, α(K)=1.2 4, α(L)=0.4 3, α(M)=0.08 6, α(N)=0.016 12, α(O)=0.0017 11
	1/2+	81 ps 26	371.918 2	M1+E2	+0.97 9	0.0224	B(E2)(W.u.)=6.7 23, B(M1)(W.u.)=0.0015 5, α=0.0224, α(K)=0.0190 3, α(L)=0.00269 4, α(M)=0.000549 9, α(N)=0.0001129 17, α(O)=1.368E-5 20
	1/2+	81 ps 26	411.490 2	M1		0.0181	B(M1)(W.u.)=0.0016 5, α=0.0181, α(K)=0.01563 22, α(L)=0.00199 3, α(M)=0.000402 6, α(N)=8.34×10^-5 12, α(O)=1.046E-5 15
442.20	(5/2+)		402.6 2	D(+Q)	0.0 +3-4
518.70	7/2+		196.9 5	M1(+E2)	-0.03 11	0.1248	α=0.1248 22, α(K)=0.1073 18, α(L)=0.0140 4, α(M)=0.00284 8, α(N)=0.000587 15, α(O)=7.34×10^-5 16
518.70	7/2+		479.1 2	E2		0.01012	α=0.01012, α(K)=0.00855 12, α(L)=0.001254 18, α(M)=0.000257 4, α(N)=5.25×10^-5 8, α(O)=6.28E-6 9
525.26	(5/2+)		485.7 2	(M1+E2)	-0.14 7	0.01192	α=0.01192 18, α(K)=0.01029 16, α(L)=0.001305 19, α(M)=0.000264 4, α(N)=5.47×10^-5 8, α(O)=6.86E-6 10
572.68	(5/2)+	2.0 ps 2	572.73 11	[E2]		0.00620	B(E2)(W.u.)=15.4 19, α=0.00620 9, α(K)=0.00528 8, α(L)=0.000741 11, α(M)=0.0001512 22, α(N)=3.10E-5 5, α(O)=3.75E-6 6
588.533	3/2+	≤ 65 ps	177.036 10	M1+E2	+0.44 13	0.179	B(E2)(W.u.)>5.9, B(M1)(W.u.)>0.0026, α=0.179 7, α(K)=0.151 5, α(L)=0.0227 21, α(M)=0.0047 5, α(N)=0.00095 9, α(O)=0.000114 9
	3/2+	≤ 65 ps	266.820 7	(M1+E2)		0.058	B(E2)(W.u.)>4.6, B(M1)(W.u.)>0.0005, α=0.058 3, α(K)=0.0488 13, α(L)=0.0076 15, α(M)=0.0016 3, α(N)=0.00032 6, α(O)=3.8E-5 6
	3/2+	≤ 65 ps	270.352 5	(M1+E2)		0.056	B(E2)(W.u.)>3.4, B(M1)(W.u.)>0.00037, α=0.056 3, α(K)=0.0470 12, α(L)=0.0073 14, α(M)=0.0015 3, α(N)=0.00030 6, α(O)=3.6E-5 5
	3/2+	≤ 65 ps	548.945 8	(M1+E2)		0.0079	B(E2)>1.6, B(M1)(W.u.)>0.00071, α=0.0079 10, α(K)=0.0068 9, α(L)=0.00090 7, α(M)=0.000183 13, α(N)=3.8E-5 3, α(O)=4.6E-6 5
	3/2+	≤ 65 ps	588.549 8	(M1+E2)		0.0066	B(E2)(W.u.)>0.2, B(M1)(W.u.)>0.0001, α=0.0066 9, α(K)=0.0057 8, α(L)=0.00075 7, α(M)=0.000152 13, α(N)=3.1E-5 3, α(O)=3.9E-6 4
665.43	7/2+		343.7 2	M1+E2	+3.1 +13-9	0.0273	α=0.0273, α(K)=0.0228 4, α(L)=0.00362 7, α(M)=0.000746 14, α(N)=0.000152 3, α(O)=1.78×10^-5 3
665.43	7/2+		347.3 2	E2		0.0263	α=0.0263, α(K)=0.0219 3, α(L)=0.00354 5, α(M)=0.000730 11, α(N)=0.0001485 21, α(O)=1.730×10^-5 25
771.17	(13/2-)		535.1 2	(M1+E2)	-0.5 +2-16	0.0090	α=0.0090 13, α(K)=0.0078 12, α(L)=0.00100 8, α(M)=0.000203 15, α(N)=4.2×10^-5 4, α(O)=5.2E-6 6
822.16	9/2+		303.5 2	M1+E2	-0.25 +9-10	0.0396	α=0.0396, α(K)=0.0340 5, α(L)=0.00445 9, α(M)=0.000903 19, α(N)=0.000187 4, α(O)=2.33×10^-5 4
822.16	9/2+		500.4 2	E2		0.00896	α=0.00896 13, α(K)=0.00758 11, α(L)=0.001100 16, α(M)=0.000225 4, α(N)=4.61×10^-5 7, α(O)=5.52E-6 8
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ) (keV)	Multipolarity	Mixing Ratio	Conversion Coefficient	Additional Data
1022.30	(7/2+)		580.1 2	(M1+E2)	-1.2 +9-7	0.0067	α=0.0067 9, α(K)=0.0058 8, α(L)=0.00077 7, α(M)=0.000156 13, α(N)=3.2×10^-5 3, α(O)=4.0E-6 5
1089.48	11/2+		570.8 2	E2		0.00626	α=0.00626 9, α(K)=0.00532 8, α(L)=0.000749 11, α(M)=0.0001527 22, α(N)=3.13×10^-5 5, α(O)=3.79E-6 6
1395.57	(15/2-)		624.4 2	(M1+E2)	-1.2 +7-5	0.0056	α=0.0056 6, α(K)=0.0048 6, α(L)=0.00063 5, α(M)=0.000128 10, α(N)=2.64×10^-5 20, α(O)=3.3E-6 3
1507.19	(17/2-)		683.9 2	(M1+E2)	-1.5 3
1972.3	(17/2-)		576.7 2	(M1+E2)	-2.6 +17-45	0.0063	α=0.0063 8, α(K)=0.0054 7, α(L)=0.00074 6, α(M)=0.000151 11, α(N)=3.11×10^-5 23, α(O)=3.8E-6 4
2180.0	(19/2-)		604.0 2	(M1+E2)	-0.14 +9-7	0.00698	α=0.00698 11, α(K)=0.00604 10, α(L)=0.000759 11, α(M)=0.0001534 23, α(N)=3.18×10^-5 5, α(O)=3.99E-6 6
2293.1	(21/2-)		717.1 2	(M1+E2)	-1.9 5

Measurements (NMR, hyperfine structure, radii, etc.) related to nuclear moments: 2013In03, 2007Ki06, 2005Wo04, 2003Sa20, 2002Ku15, 2001Br28, 2000Da33, 1999Da22, 1998Ja14, 1997To10, 1996Br22, 1996Ma27, 1994Da35, 1994Ge03, 1993Bo21, 1993Ga03, 1993Wa26, 1991Ze02, 1989Pl03, 1988Ge05, 1984Ab03, 1984It02, 1982Bi11, 1981Bo07, 1981Ge06, 1979Hu07, 1976Sc17, 1974VaYZ, 1972Pr02, 1969Le02, 1968Br12, 1964Pe06

¹²⁹Xe isotope was identified through mass spectrographic technique by Aston, Nature 106, 468 (1920)

Precise mass measurements: 2009Re03, 2006He29, 2005Sh38, 1990Me08

Q-value: S(2n)=16517 4, S(2p)=14992.3 15 (2012Wa38)

Q(β-)=-1197 keV 5	S(n)= 6907.1 keV 11	S(p)= 8246 keV 4	Q(α)= -2098.0 keV 15
Reference: 2012WA38

References:
A	¹²⁹I β^- decay (1.57×10⁷ Y)	B	¹²⁹Xe IT decay (8.88 d)
C	¹²⁹Cs ε decay (32.06 H)	D	¹²⁶Te(α,nγ)
E	¹²⁸Xe(n,γ),(n,n):Resonances	F	¹²⁹Xe(γ,γ’)
G	Coulomb Excitation

E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
0.0	A B C D F G	1/2+	STABLE
39.5774 19	A B C D G	3/2+	0.97 ns 2	39.578 4	100	M1+E2	0.0	1/2+
236.14 3	B D	11/2-	8.88 d 2 % IT = 100	196.56 3	100	M4	39.5774	3/2+
274.29 18	D	(9/2-)		38.1S	100		236.14	11/2-
318.1787 16	C D G	3/2+	67.5 ps 20	278.614 4 318.180 2	54 11 100 1	M1+E2 M1+E2	39.5774 0.0	3/2+ 1/2+
321.711 4	C D G	5/2+	44.0 ps 19	282.131 6 321.700 25	100 13 29 3	M1+E2 E2	39.5774 0.0	3/2+ 1/2+
411.4959 16	C D G	1/2+	81 ps 26	89.79 8 93.329 3 371.918 2 411.490 2	0.008 2 2.13 6 100.0 3 72.9 3	[E2] [M1,E2] M1+E2 M1	321.711 318.1787 39.5774 0.0	5/2+ 3/2+ 3/2+ 1/2+
442.20 14	D F	(5/2+)		402.6 2 442.2 3	100 10	D(+Q)	39.5774 0.0	3/2+ 1/2+
518.70 12	D G	7/2+		196.9 5 479.1 2	10 1 100 10	M1(+E2) E2	321.711 39.5774	5/2+ 3/2+
525.26 17	D	(5/2+)		485.7 2	100 10	(M1+E2)	39.5774	3/2+
572.68 3	C D G	(5/2)+	2.0 ps 2	250.9 2 254.5 2 533.10 4 572.73 11	4.9 12 2.5 12 100 3 16 1	[E2]	321.711 318.1787 39.5774 0.0	5/2+ 3/2+ 3/2+ 1/2+
588.533 3	C D G	3/2+	≤ 65 ps	177.036 10 266.820 7 270.352 5 548.945 8 588.549 8	7.9 1 8.0 1 5.9 8 100 1 17.7 4	M1+E2 (M1+E2) (M1+E2) (M1+E2) (M1+E2)	411.4959 321.711 318.1787 39.5774 0.0	1/2+ 5/2+ 3/2+ 3/2+ 1/2+
624.332 25	C			302.6 2 ? 585.0 2 ?	≤67 100		321.711 39.5774	5/2+ 3/2+
665.43 11	D G	7/2+		146.8 3 343.7 2 347.3 2 391.1 3	74 22 100 10	M1+E2 E2	518.70 321.711 318.1787 274.29	7/2+ 5/2+ 3/2+ (9/2-)
E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
692.96 18	D F	(1/2+:7/2+)		167.7 3 250.8 3 653.4 3			525.26 442.20 39.5774	(5/2+) (5/2+) 3/2+
771.17 15	D	(13/2-)		535.1 2	100	(M1+E2)	236.14	11/2-
822.16 10	D G	9/2+		156.7 2 249.5 2 303.5 2 500.4 2	2.1 7 21.8 21 100 10	M1+E2 E2	665.43 572.68 518.70 321.711	7/2+ (5/2)+ 7/2+ 5/2+
823.00 17	D G	(5/2+)		234.3 3 411.6 3 504.4 3		(M1+E2)	588.533 411.4959 318.1787	3/2+ 1/2+ 3/2+
823.29 16	D	(15/2-)		587.2 2	100	(Q)	236.14	11/2-
868.06 13	D G	7/2+		546.2 2 550.0 2	76.1 23 100 37	M1+E2 Q	321.711 318.1787	5/2+ 3/2+
904.318 8	C G	3/2+		492.78 4 582.60 11 586.11 4 864.740 8 904.31 6	35 3 3 2 40 4 100 3 26 2		411.4959 321.711 318.1787 39.5774 0.0	1/2+ 5/2+ 3/2+ 3/2+ 1/2+
908.63 20	D	(9/2,11/2,13/2-)		634.2 3 672.3 3			274.29 236.14	(9/2-) 11/2-
946.028 4	C G	1/2+,3/2+		321.700 25 ? 357.52 6 373.36 15 534.546 15 624.312 9 627.88 9 906.425 6 946.046 6	4 3 2.6 4 6 6 9.6 4 12.8 3 0.78 16 100.0 7 31.6 3		624.332 588.533 572.68 411.4959 321.711 318.1787 39.5774 0.0	3/2+ (5/2)+ 1/2+ 5/2+ 3/2+ 3/2+ 1/2+
985.7 4	D G			664.0 4	100		321.711	5/2+
E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
995.7 3	G	(1/2,3/2)		584.2 3	100		411.4959	1/2+
1022.30 25	D	(7/2+)		580.1 2	100	(M1+E2)	442.20	(5/2+)
1032.02 18	D	(13/2-)		757.8 3 795.9 3			274.29 236.14	(9/2-) 11/2-
1059.58 20	D G	(9/2+)		394.1 2 785.4 3		D+Q	665.43 274.29	7/2+ (9/2-)
1089.48 16	D G	11/2+		267.3 2 570.8 2	5.5 16 100 10	D E2	822.16 518.70	9/2+ 7/2+
1194.5 3	D			675.8 3	100		518.70	7/2+
1194.6 3	D	(9/2+)		621.9 3	100		572.68	(5/2)+
1197.11 21	D	(5/2,7/2,9/2+)		504.2 3 671.9 3 754.8 3			692.96 525.26 442.20	(1/2+:7/2+) (5/2+) (5/2+)
1229.9 3	D G	7/2+		711.2 3	100	M1	518.70	7/2+
1239.0 10	F	1/2,3/2		1239			0.0	1/2+
1241.2 3	D	(1/2,3/2,5/2+)		829.7 3	100		411.4959	1/2+
1336.12 23	D	(11/2+)		671.0 3 817.1 3			665.43 518.70	7/2+ 7/2+
1395.57 21	D	(15/2-)		624.4 2	100 10	(M1+E2)	771.17	(13/2-)
1414.27 19	D G	13/2(+)		324.8 3 592.1 2		Q	1089.48 822.16	11/2+ 9/2+
1430.28 22	D	(13/2,15/2,17/2-)		398.4 3 521.3 3 659.3 3			1032.02 908.63 771.17	(13/2-) (9/2,11/2,13/2-) (13/2-)
1497.1 3	D	(11/2+)		629.0 3	100		868.06	7/2+
1507.19 22	D	(17/2-)		683.9 2 736.0 3		(M1+E2)	823.29 771.17	(15/2-) (13/2-)
1539.4 3	D	(15/2,17/2,19/2-)		716.1 3	100		823.29	(15/2-)
1570.0 10	F	1/2,3/2		1570			0.0	1/2+
1576.0 3	D	(19/2-)		752.7 2	100		823.29	(15/2-)
E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
1748.7 4	D	(9/2:13/2+)		689.1 3	100		1059.58	(9/2+)
1755.3 4	D	(7/2:11/2+)		733.0 3	100		1022.30	(7/2+)
1762.28 22	D G	(15/2+)		348.0 3 672.8 2		(Q)	1414.27 1089.48	13/2(+) 11/2+
1816.06 21	D	(17/2-)		420.5 2 784.0 3 992.8 3			1395.57 1032.02 823.29	(15/2-) (13/2-) (15/2-)
1884.0 10	F	1/2,3/2		1884			0.0	1/2+
1888.5 4 ?	D	(9/2:13/2+)		694.0 3 ?	100		1194.5
1972.3 3	D	(17/2-)		576.7 2	100	(M1+E2)	1395.57	(15/2-)
2036.3 3	D	(13/2:17/2-)		1213.1 3 1265.1 3			823.29 771.17	(15/2-) (13/2-)
2048.2 4	D	(15/2+)		712.1 3	100		1336.12	(11/2+)
2064.7 3	D	(17/2+)		650.4 2	100	Q	1414.27	13/2(+)
2172.2 3	D	(15/2:19/2-)		1348.9 3	100		823.29	(15/2-)
2180.0 3	D	(19/2-)		604.0 2	100	(M1+E2)	1576.0	(19/2-)
2186.0 10	F	1/2,3/2		2186			0.0	1/2+
2289.0 10	F	1/2,3/2		2289			0.0	1/2+
2293.1 3	D	(21/2-)		717.1 2	100	(M1+E2)	1576.0	(19/2-)
2307.3 4	D			1110.2 3	100		1197.11	(5/2,7/2,9/2+)
2343.0 10	F	1/2,3/2		2343			0.0	1/2+
2355.0 10	F	1/2,3/2		2355			0.0	1/2+
2383.0 10	F	1/2,3/2		2383			0.0	1/2+
2394.0 10	F	1/2,3/2		2394			0.0	1/2+
2425.1 7	F	1/2,3/2		1983 2425	100 28 93		442.20 0.0	(5/2+) 1/2+
2433.5 4	D	(19/2+)		671.2 3	100		1762.28	(15/2+)
2446.3 3	D	(23/2-)		870.3 2	100		1576.0	(19/2-)
2499.0 10	F	1/2,3/2		2499			0.0	1/2+
2554.0 10	F	1/2,3/2		2554			0.0	1/2+
E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
2586.2 4	D	(19/2:23/2-)		406.2 2	100		2180.0	(19/2-)
2592.0 10	F	1/2,3/2		2592			0.0	1/2+
2674.0 10	F	1/2,3/2		2674			0.0	1/2+
2724.0 10	F	1/2,3/2		2724			0.0	1/2+
2744.0 7	F	1/2,3/2		2051 2744	100 3 26		692.96 0.0	(1/2+:7/2+) 1/2+
2767.0 10	F	1/2,3/2		2767			0.0	1/2+
2776.0 10	F	1/2,3/2		2776			0.0	1/2+
2793.0 10	F	1/2,3/2		2793			0.0	1/2+
2854.0 10	F	1/2,3/2		2854			0.0	1/2+
2917.0 10	F	1/2,3/2		2917			0.0	1/2+
2972.0 10	F	1/2,3/2		2972			0.0	1/2+
3015.0 10	F	1/2,3/2		3015			0.0	1/2+
3023.0 10	F	1/2,3/2		3023			0.0	1/2+
3215.0 10	F	1/2,3/2		3215			0.0	1/2+
3783.1 10	F	1/2,3/2		3783			0.0	1/2+
3805.1 10	F	1/2,3/2		3805			0.0	1/2+
3829.1 10	F	1/2,3/2		3829			0.0	1/2+
6907.1 14	E
6907.2 14	E
6907.3 14	E
6907.4 14	E
6907.5 14	E
6907.6 14	E
6907.7 14	E
6908.4 14	E
6908.4 14	E
6908.6 14	E
6909.2 14	E
6909.7 14	E
E(level) (keV)	XREF	J^π(level)	T_1/2(level)	E(γ) (keV)	I(γ)	M(γ)	Final Levels
6909.7 14	E
6910.4 14	E

E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 1 - νs_1/2 α=+1/2.
0.0	1/2+	STABLE
572.68 3	(5/2)+	2.0 ps 2	250.9 2 254.5 2 533.10 4 572.73 11	4.9 12 2.5 12 100 3 16 1	[E2]	321.711 318.1787 39.5774 0.0	5/2+ 3/2+ 3/2+ 1/2+
1194.6 3	(9/2+)		621.9 3	100		572.68	(5/2)+
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 2 - νd_3/2 α=+1/2.
321.711 4	5/2+	44.0 ps 19
822.16 10	9/2+		156.7 2 249.5 2 303.5 2 500.4 2	2.1 7 21.8 21 100 10	M1+E2 E2	665.43 572.68 518.70 321.711	7/2+ (5/2)+ 7/2+ 5/2+
1414.27 19	13/2(+)		324.8 3 592.1 2		Q	1089.48 822.16	11/2+ 9/2+
2064.7 3	(17/2+)		650.4 2	100	Q	1414.27	13/2(+)
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 3 - νd_3/2 α=-1/2.
39.5774 19	3/2+	0.97 ns 2
518.70 12	7/2+		196.9 5 479.1 2	10 1 100 10	M1(+E2) E2	321.711 39.5774	5/2+ 3/2+
1089.48 16	11/2+		267.3 2 570.8 2	5.5 16 100 10	D E2	822.16 518.70	9/2+ 7/2+
1762.28 22	(15/2+)		348.0 3 672.8 2		(Q)	1414.27 1089.48	13/2(+) 11/2+
2433.5 4	(19/2+)		671.2 3	100		1762.28	(15/2+)
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 4 - νg_7/2 α=-1/2.
665.43 11	7/2+
1336.12 23	(11/2+)		671.0 3 817.1 3			665.43 518.70	7/2+ 7/2+
2048.2 4	(15/2+)		712.1 3	100		1336.12	(11/2+)
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 5 - νh_11/2 α=-1/2.
236.14 3	11/2-	8.88 d 2 % IT = 100
823.29 16	(15/2-)		587.2 2	100	(Q)	236.14	11/2-
1576.0 3	(19/2-)		752.7 2	100		823.29	(15/2-)
2446.3 3	(23/2-)		870.3 2	100		1576.0	(19/2-)
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 6 - νh_11/2 α=+1/2.
274.29 18	(9/2-)
1032.02 18	(13/2-)		757.8 3 795.9 3			274.29 236.14	(9/2-) 11/2-
1816.06 21	(17/2-)		420.5 2 784.0 3 992.8 3			1395.57 1032.02 823.29	(15/2-) (13/2-) (15/2-)
E(level) (keV)	J^π(level)	T_1/2(level)	E(γ)	I(γ)	M(γ)	Final Levels
Band 7 - νd_5/2.
318.1787 16	3/2+	67.5 ps 20
868.06 13	7/2+		546.2 2 550.0 2	76.1 23 100 37	M1+E2 Q	321.711 318.1787	5/2+ 3/2+
1497.1 3	(11/2+)		629.0 3	100		868.06	7/2+

E(level)	J^π(level)	T_1/2(level)	Comments
0.0	1/2+	STABLE	μ=-0.7779763 84 (1968Br12,2014StZZ) Experimental search for atomic electric-dipole moment (EDM) using optical-detection nuclear spin maser technique (2014As03,2013In03). E(level): νs_1/2 α=+1/2.
39.5774	3/2+	0.97 ns 2	μ=+0.58 8 (1974VaYZ,2014StZZ), Q=-0.393 10 (1964Pe06,2001Ke15,2014StZZ) E(level): νd_3/2 α=-1/2.
236.14	11/2-	8.88 d 2 % IT = 100	μ=-0.891223 4 (1986Ki18,1974Si07,2014StZZ), Q=+0.63 2 (1990NeZY,2013StZZ,2014StZZ) E(level): νh_11/2 α=-1/2.
274.29	(9/2-)		E(level): νh_11/2 α=+1/2.
318.1787	3/2+	67.5 ps 20	E(level): νd_5/2.
321.711	5/2+	44.0 ps 19	E(level): νd_3/2 α=+1/2.
518.70	7/2+		E(level): νd_3/2 α=-1/2.
572.68	(5/2)+	2.0 ps 2	E(level): νs_1/2 α=+1/2.
665.43	7/2+		E(level): νg_7/2 α=-1/2.
822.16	9/2+		E(level): νd_3/2 α=+1/2.
823.29	(15/2-)		E(level): νh_11/2 α=-1/2.
868.06	7/2+		E(level): νd_5/2.
1032.02	(13/2-)		E(level): νh_11/2 α=+1/2.
1089.48	11/2+		E(level): νd_3/2 α=-1/2.
1194.6	(9/2+)		E(level): νs_1/2 α=+1/2.
1239.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
1336.12	(11/2+)		E(level): νg_7/2 α=-1/2.
1414.27	13/2(+)		E(level): νd_3/2 α=+1/2.
1497.1	(11/2+)		E(level): νd_5/2.
1570.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
1576.0	(19/2-)		E(level): νh_11/2 α=-1/2.
1762.28	(15/2+)		E(level): νd_3/2 α=-1/2.
1816.06	(17/2-)		E(level): νh_11/2 α=+1/2.
1884.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2048.2	(15/2+)		E(level): νg_7/2 α=-1/2.
E(level)	J^π(level)	T_1/2(level)	Comments
2064.7	(17/2+)		E(level): νd_3/2 α=+1/2.
2186.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2289.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2343.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2355.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2383.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2394.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2425.1	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2433.5	(19/2+)		E(level): νd_3/2 α=-1/2.
2446.3	(23/2-)		E(level): νh_11/2 α=-1/2.
2499.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2554.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2592.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2674.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2724.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2744.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2767.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2776.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2793.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2854.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2917.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
2972.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
3015.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
3023.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
3215.0	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
E(level)	J^π(level)	T_1/2(level)	Comments
3783.1	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
3805.1	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.
3829.1	1/2,3/2		J^π(level): From dipole excitation in ¹²⁹Xe(γ,γ’) from 1/2⁺ target.

E(level)	E(gamma)	Comments
236.14	196.56	M(γ): L subshell ratios in ¹²⁹Xe IT decay.
274.29	38.1	E(γ): γ not observed. Expected from odd Xe systematics. Eγ calculated from E(level) values
411.4959	93.329	M(γ): M1⁺E2 and δ=1.0 10 was assumed by the evaluators.
518.70	479.1	I(γ): from (1981He04).
588.533	266.820	M(γ): K/L in ¹²⁹Cs ε decay.. M1⁺E2 and δ=1.0 10 was assumed by the evaluators.
	270.352	M(γ): K/L in ¹²⁹Cs ε decay.. M1⁺E2 and δ=1.0 10 was assumed by the evaluators.
	548.945	M(γ): K/L in ¹²⁹Cs ε decay.. M1⁺E2 and δ=1.0 10 was assumed by the evaluators.
	588.549	M(γ): K/L in ¹²⁹Cs ε decay.. M1⁺E2 and δ=1.0 10 was assumed by the evaluators.