Bário: Propriedades: Isótopos

Bário: Propriedades

Isótopos

Abund.
Nat. (%) Massa
Atómica Meia-
vida Modo de Dec.
/Energia (/MeV) En. da Part.
/Intensidade
(MeV/%) Seccão Ef.
Neut. Term.
(b) Spin
(h/2 pi) Mom. Dip.
Magnético
(nm) Mom. Quad.
Eléctrico
(b) En. dos Gamas
/Intensidade
(MeV/%)
¹¹⁷Ba 116.93864 1.8s ß⁺,C.E./ 9.1 3/2^-
¹¹⁹Ba 118.9308 5.4s ß⁺,C.E./ 7.8
¹²⁰Ba 119.92649 32s ß⁺,C.E./ 4.8 0⁺ rad. an.
0.051
0.182
¹²¹Ba 120.9247 30s ß⁺,C.E./ 6.7 5/2⁺ 0.66 nm 1.8 b rad. an.
¹²²Ba 121.92017 2m ß⁺,C.E./ 3.6 0⁺ rad. an.
¹²³Ba 122.91921 2.7m ß⁺,C.E./ 5.5 -0.68 nm 1.5 b rad. an.
0.0306
0.0927
0.1161
0.1235
¹²⁴Ba 123.91538 12m ß⁺,C.E./ 2.6 rad. an.
0.1695
0.1888
1.216
^125mBa 8m T.I.,C.E. 4.5
¹²⁵Ba 124.91464 3.5m ß⁺,C.E./ 4.6 3.4 1/2⁺ 0.18 nm rad. an.
0.055
0.0776
0.0854
0.1409
¹²⁶Ba 125.91126 1.65h ß⁺/ 1.6
C.E. 0⁺ Cs k x rays
0.2179
0.2336
0.2576
¹²⁷Ba 126.91113 12.9m ß⁺/ 3.4
C.E. 1/2⁺ 0.09 nm rad. an.
Cs k x rays
0.1148
0.1808
0.07 - 2.5
¹²⁸Ba 127.908237 2.43d C.E./ 0.46 0⁺ Cs k x rays
0.27344
^129mBa 2.17h C.E.,ß⁺ 7/2⁺ Cs k x rays
0.1769
0.1823
0.2023
1.4593
¹²⁹Ba 128.908642 2.2h ß⁺/ 2.43
C.E. 1.42 1/2⁺ -0.4 nm rad. an.
Cs k x rays
0.1291
0.2143
0.2208
¹³⁰Ba 0.106 % 129.906282 6.5 b 0⁺
^131mBa 14.6m T.I./ 0.187 9/2^- -0.87 nm 1.5 b Ba k x rays
0.1085
¹³¹Ba 130.906902 11.7d C.E./ 1.36 1/2⁺ 0.7081 nm Cs k x rays
0.12381
0.21608
0.49636
¹³²Ba 0.101 % 131.905042 5 b 0⁺
^133mBa 1.621d T.I./ 0.288 11/2^- -0.91 nm 0.9 b Ba k x rays
0.2761
¹³³Ba 132.905988 10.53a C.E./ 0.516 1/2⁺ 0.7717 nm Cs k x rays
0.08099
0.356
¹³⁴Ba 2.42 % 133.904486 0⁺
^135mBa 1.2d T.I./ 0.2682 11/2^- -1 nm 1 b Ba k x rays
0.2682
¹³⁵Ba 6.593 % 134.905665 5.8 b 3/2⁺ 0.838 nm 0.16 b
^136mBa 0.308s T.I./ 2.0305 7^- Ba k x rays
0.8185
1.0481
¹³⁶Ba 7.85 % 135.904553 0.45 b 0⁺
^137mBa 2.552m T.I./ 0.6617 11/2^- -0.99 nm 0.8 b Ba k x rays
0.66164
¹³⁷Ba 11.23 % 136.905812 5 b 3/2⁺ 0.9374 nm 0.245 b
¹³⁸Ba 71.7 % 137.905232 0.45 b 0⁺
¹³⁹Ba 138.908826 1.396h ß^-/ 2.314 2.14/ 27
2.27/ 72 5 b 7/2^- -0.97 nm -0.57 b 0.16585
1.2544
1.42033
¹⁴⁰Ba 139.910581 12.75d ß^-/ 1.05 0.48
1
1.02 1.6 b 0⁺ 0.16268
0.30485
0.53727
¹⁴¹Ba 140.914363 18.3m ß^-/ 3.25 2.59
2.73 3/2^- -0.34 nm 0.45 b 0.1903
0.277
0.3042
0.1 - 2.5
¹⁴²Ba 141.91636 10.7m ß^-/ 2.18 1
1.1 0⁺ 0.23152
0.25512
0.309
1.204
¹⁴³Ba 142.92048 14.3s ß^-/ 4.22 4.2 5/2⁺ 0.44 nm -0.88 b 0.1786
0.21148
0.7988
0.17 - 2.4
¹⁴⁴Ba 143.92284 11.4s ß^-/ 3.1 2.4
2.9 0⁺ La k x rays
0.10386
0.1566
0.1728
0.3882
0.43048
¹⁴⁵Ba 144.92696 4s ß^-/ 4.9 4.9 5/2^- -0.28 nm 1.22 b La k x rays
0.0918
0.09709
¹⁴⁶Ba 145.93012 2.2s ß^-/ 4.1 3.9 0⁺ 0.0644
0.2513
0.327
0.3329
0.3622
¹⁴⁷Ba 146.93423 0.892s ß^-/ 5.8 5.5
¹⁴⁸Ba 147.93719 0.64s ß^-,n/ 5.7
¹⁴⁹Ba 0.36s ß^-,n/ 7

	Abund. Nat. (%)	Massa Atómica	Meia- vida	Modo de Dec. /Energia (/MeV)	En. da Part. /Intensidade (MeV/%)	Seccão Ef. Neut. Term. (b)	Spin (h/2 pi)	Mom. Dip. Magnético (nm)	Mom. Quad. Eléctrico (b)	En. dos Gamas /Intensidade (MeV/%)
¹¹⁷Ba		116.93864	1.8s	ß⁺,C.E./ 9.1			3/2^-
¹¹⁹Ba		118.9308	5.4s	ß⁺,C.E./ 7.8
¹²⁰Ba		119.92649	32s	ß⁺,C.E./ 4.8			0⁺			rad. an. 0.051 0.182
¹²¹Ba		120.9247	30s	ß⁺,C.E./ 6.7			5/2⁺	0.66 nm	1.8 b	rad. an.
¹²²Ba		121.92017	2m	ß⁺,C.E./ 3.6			0⁺			rad. an.
¹²³Ba		122.91921	2.7m	ß⁺,C.E./ 5.5				-0.68 nm	1.5 b	rad. an. 0.0306 0.0927 0.1161 0.1235
¹²⁴Ba		123.91538	12m	ß⁺,C.E./ 2.6						rad. an. 0.1695 0.1888 1.216
^125mBa			8m	T.I.,C.E.	4.5
¹²⁵Ba		124.91464	3.5m	ß⁺,C.E./ 4.6	3.4		1/2⁺	0.18 nm		rad. an. 0.055 0.0776 0.0854 0.1409
¹²⁶Ba		125.91126	1.65h	ß⁺/ 1.6 C.E.			0⁺			Cs k x rays 0.2179 0.2336 0.2576
¹²⁷Ba		126.91113	12.9m	ß⁺/ 3.4 C.E.			1/2⁺	0.09 nm		rad. an. Cs k x rays 0.1148 0.1808 0.07 - 2.5
¹²⁸Ba		127.908237	2.43d	C.E./ 0.46			0⁺			Cs k x rays 0.27344
^129mBa			2.17h	C.E.,ß⁺			7/2⁺			Cs k x rays 0.1769 0.1823 0.2023 1.4593
¹²⁹Ba		128.908642	2.2h	ß⁺/ 2.43 C.E.	1.42		1/2⁺	-0.4 nm		rad. an. Cs k x rays 0.1291 0.2143 0.2208
¹³⁰Ba	0.106 %	129.906282				6.5 b	0⁺
^131mBa			14.6m	T.I./ 0.187			9/2^-	-0.87 nm	1.5 b	Ba k x rays 0.1085
¹³¹Ba		130.906902	11.7d	C.E./ 1.36			1/2⁺	0.7081 nm		Cs k x rays 0.12381 0.21608 0.49636
¹³²Ba	0.101 %	131.905042				5 b	0⁺
^133mBa			1.621d	T.I./ 0.288			11/2^-	-0.91 nm	0.9 b	Ba k x rays 0.2761
¹³³Ba		132.905988	10.53a	C.E./ 0.516			1/2⁺	0.7717 nm		Cs k x rays 0.08099 0.356
¹³⁴Ba	2.42 %	133.904486					0⁺
^135mBa			1.2d	T.I./ 0.2682			11/2^-	-1 nm	1 b	Ba k x rays 0.2682
¹³⁵Ba	6.593 %	134.905665				5.8 b	3/2⁺	0.838 nm	0.16 b
^136mBa			0.308s	T.I./ 2.0305			7^-			Ba k x rays 0.8185 1.0481
¹³⁶Ba	7.85 %	135.904553				0.45 b	0⁺
^137mBa			2.552m	T.I./ 0.6617			11/2^-	-0.99 nm	0.8 b	Ba k x rays 0.66164
¹³⁷Ba	11.23 %	136.905812				5 b	3/2⁺	0.9374 nm	0.245 b
¹³⁸Ba	71.7 %	137.905232				0.45 b	0⁺
¹³⁹Ba		138.908826	1.396h	ß^-/ 2.314	2.14/ 27 2.27/ 72	5 b	7/2^-	-0.97 nm	-0.57 b	0.16585 1.2544 1.42033
¹⁴⁰Ba		139.910581	12.75d	ß^-/ 1.05	0.48 1 1.02	1.6 b	0⁺			0.16268 0.30485 0.53727
¹⁴¹Ba		140.914363	18.3m	ß^-/ 3.25	2.59 2.73		3/2^-	-0.34 nm	0.45 b	0.1903 0.277 0.3042 0.1 - 2.5
¹⁴²Ba		141.91636	10.7m	ß^-/ 2.18	1 1.1		0⁺			0.23152 0.25512 0.309 1.204
¹⁴³Ba		142.92048	14.3s	ß^-/ 4.22	4.2		5/2⁺	0.44 nm	-0.88 b	0.1786 0.21148 0.7988 0.17 - 2.4
¹⁴⁴Ba		143.92284	11.4s	ß^-/ 3.1	2.4 2.9		0⁺			La k x rays 0.10386 0.1566 0.1728 0.3882 0.43048
¹⁴⁵Ba		144.92696	4s	ß^-/ 4.9	4.9		5/2^-	-0.28 nm	1.22 b	La k x rays 0.0918 0.09709
¹⁴⁶Ba		145.93012	2.2s	ß^-/ 4.1	3.9		0⁺			0.0644 0.2513 0.327 0.3329 0.3622
¹⁴⁷Ba		146.93423	0.892s	ß^-/ 5.8	5.5
¹⁴⁸Ba		147.93719	0.64s	ß^-,n/ 5.7
¹⁴⁹Ba			0.36s	ß^-,n/ 7