131SN 131IN B- DECAY (0.35 S) 2004Fo06,1984Fo03,1984Fo1906NDS 200612
131SN H TYP=FUL$AUT=YU. KHAZOV, I. MITROPOLSKY, A. RODIONOV$
131SN2 H CIT=NDS 107, 2715 (2006)$CUT=17-Jul-2006$
131SN C 131IN: %|B-decay>=99.982; %IT<=0.018; %|b{+-}n<=2.0 {I3}, see the
131SN2C comment for 131IN ADOPTED LEVELS dataset
131SN C See the 131IN B- DECAY (0.28 S) data set for experimental details. All
131SN2C data are from 2004Fo06, except as noted
131SN c Coincidences shown on the drawing are from 2004Fo06
131SN cL See footnote on states above 4 MeV in 0.28-s |b{+-} decay
131SN cL J,T From the adopted levels
131SN CB IB,LOGFT From net |g feeding of each level
131IN P 302 32(1/2-) 0.35 S 5 9177 18
131SN N 1.0 1.0 1.0
131SN PN 4
131SN cN NR$data are not sufficient for calculation of normalization, due to
131SN2cN the level scheme is incomplete.
131SN cN BR$%|b{+-}n|<2.0 {I3}, %IT|<0.018 (2003Au02), see the
131SN2CN comment for 131IN ADOPTED LEVELS dataset
131SN L 0.0 (3/2+) 56.0 S 5
131SN B 95 AP 5.1 AP
131SNS B EAV=4307 18
131SN L 331.7310 (1/2+)
131SN B 9192 26 3.5 6.5 C
131SNS B EAV=4151 18
131SN cB E from |b|g-coincidence (2004Fo06)
131SN cB IB,LOGFT 3.5 {I5}, 6.5 {I1} if
131SN2cB there are no unobserved gammas populating the 332 state
131SN G 331.72 10 3.6 9 [M1,E2] 0.023918 C
131SN cG RI$from 1984Fo19; 2004Fo06 assign an uncertainty of about 25%
131SN L 1654.5610 (5/2+)
131SN B 0.25 15 9.5 3 C1U
131SNS B EAV=3512 18
131SN cB IB from 2004Fo06
131SN G 1654.55 10 0.24 10
131SN CG $ Fraction of intensity following the ^p{-1/2} 131IN decay
131SN2CG (2004Fo06)
131SN L 3909.6 61/2,3/2
131SN B 0.04 7.4
131SNS B EAV=2459 18
131SN G 3577.8 6 0.04 1 C
131SN L 4429.6 51/2,3/2
131SN B 0.09 6.9
131SNS B EAV=2212 18
131SN G 4097.6 10 0.04 1 C
131SN G 4429.6 5 0.06 1
131SN L 4575.8 51/2,3/2
131SN B 0.05 7.1
131SNS B EAV=2143 18
131SN G 4242.5 12 0.02 1 C
131SN G 4576.0 5 0.05 1