77SE 77AS B- DECAY (38.79 H) 1983DA24,1971AR24 ENSDF 202011
77SE H TYP=FUL$AUT=BALRAJ SINGH$CIT=ENSDF$CUT=30-SEP-2020$
77SE H TYP=FUL$AUT=BALRAJ SINGH, NINEL NICA$CIT=NDS 113, 1115 (2012)$
77SE2 H CUT=30-Mar-2012$
77SE c 1983Da24, 1971Ar24 (also 1968Ar09): measured E|g, I|g, |g|g-coin
77SE c The decay scheme is based on |g|g data of 1971Ar24
77SE c Others:
77SE c 1981Ni04: measured half-life of {+77}As decay and deduced chemical
77SE2c effect on decay constant.
77SE c 1979ChZQ: measured E|g, I|g, |g|g-coin
77SE c 1964Mu10: measured E|g, I|g, |g|g-coin
77SE c 1955Sc36: production of {+77}As source in {+81}Br(|g,|a) reaction,
77SE2c and measurement of half-life
77SE c 1955Bi96: measured E|g, I|g
77SE c 1953Re12, 1953Sa46, 1951Ca04, 1951Je01: measured |b{+-}, |b|g-coin,
77SE2c E|g, |g|g-coin:
77SE c Total decay energy of 683 keV {I2} deduced (by RADLIST code) from
77SE2c proposed decay scheme is in perfect agreement with the expected value
77SE3c of 683 keV {I2}, indicating that decay scheme is well established
77SE cB IB$From %I|g(239|g+250|g)=2.0 {I3} and |g-ray intensity balance at each
77SE2cB level
77SE cG $The 167|g and 177|g reported by 1979ChZQ only have been
77SE2cG omitted. These lines were most likely due to scattering effects
77SE cG E,RI$From 1983Da24
77SE cG M$From ce data in {+76}Se(n,|g)
77SE cG MR$From the Adopted Gammas
77SE cL J,T$From the Adopted Levels
77AS P 0.0 3/2- 38.79 H 5 683.2 17
77AS cP J,T$From {+77}As Adopted Levels
77AS cP QP$From 2017Wa10
77SE N 0.0159 24 0.0159 24 1.0 1.0
77SE cN NR$From %I|g(239|g+250|g)=2.0 {I3}, an average of 2.5 {I5} (1955La14),
77SE2cN 1.4 {I4} (1953Re12), 2.3 {I5} (1953Ra18), 1.7 {I4} (1953Sa46).
77SE3cN Uncertainties on values from 1953Ra18 and 1953Sa46 are estimated by
77SExcN the evaluator
77SE PN 3
77SE L 0.0 1/2- STABLE
77SE B 97.0 3 5.713 5
77SES B EAV=228.8 7
77SE cB IB$ from absolute intensity of 239|g+250|g, and intensity balance at
77SE2cB each level
77SE cB E$684 {I9} is the weighted average of the measured end-point energies:
77SE2cB 700 keV {I7} (1951Ca04) and 679 keV {I4} (1951Je01).
77SE L 161.942 7 7/2+ 17.36 S 5 M
77SE2 L %IT=100
77SE B 0.092 16 8.4 1 1U
77SES B EAV=189.6 7
77SE G 161.932 10 9.2 5 E3 0.881
77SES G KC=0.735 11$LC=0.1251 18$MC=0.0195 3$NC=0.001413 20
77SE L 175.329 24 9/2+
77SE G 13.4 0.01 LT 0.10 1
77SE cG E$from level energy difference
77SE cG TI$from intensity balance
77SE L 239.012 6 3/2-
77SE B 1.6 2 6.8 1
77SES B EAV=138.3 7
77SE G 239.011 6 100 M1+E2 +0.152 4 0.01080
77SES G KC=0.00960 14$LC=0.001031 15$MC=0.0001607 23$NC=1.362E-5 20
77SE L 249.800 6 5/2-
77SE B 0.63 10 7.2 1 C
77SES B EAV=134.5 7
77SE cB (450|b)(250|g) reported (1953Re12,1953Sa46)
77SE G 87.854 5 12.7 7 E1 0.1165
77SES G KC=0.1037 15$LC=0.01101 16$MC=0.001698 24$NC=0.0001402 20
77SE G 249.805 8 24.8 10E2 0.0284
77SES G KC=0.0251 4$LC=0.00285 4$MC=0.000442 7$NC=3.62E-5 5
77SE L 301.169 14 5/2+
77SE B 0.013 2 8.7 1
77SES B EAV=116.2 7
77SE G 51.34 2 0.045 5 E1 0.570
77SES G KC=0.506 7$LC=0.0549 8$MC=0.00843 12$NC=0.000681 10
77SE G 62.2 4 0.005 LT[E1] 0.325 8
77SES G KC=0.289 7$LC=0.0310 8$MC=0.00477 12$NC=0.000389 10
77SE G 125.84 2 0.075 7 E2 0.354
77SES G KC=0.308 5$LC=0.0396 6$MC=0.00613 9$NC=0.000477 7
77SE G 139.243 15 0.62 4 M1+E2 0.75 3 0.114 4
77SES G KC=0.100 4$LC=0.0121 5$MC=0.00188 7$NC=0.000150 6
77SE cG MR$from ce data in {+76}Se(n,|g)
77SE L 439.493 12 5/2-
77SE B 0.0017 3 8.9 1
77SES B EAV=69.7 6
77SE G 200.47 2 0.067 7 M1+E2 +0.09 3 0.0165 4
77SES G KC=0.0146 4$LC=0.00158 4$MC=0.000245 6$NC=2.08E-5 5
77SE cG MR$from |g(|q) in {+74}Ge(|a,n|g)
77SE G 439.493 20 0.064 7 E2 0.00413 6
77SES G KC=0.00366 6$LC=0.000398 6$MC=6.19E-5 9$NC=5.18E-6 8
77SE L 520.653 7 3/2-
77SE B 0.63 10 5.8 1
77SES B EAV=44.5 6
77SE G 81.15 2 0.024 3
77SE G 270.850 12 0.52 3 M1+E2 -0.30 6 0.0087 5
77SES G KC=0.0077 4$LC=0.00083 5$MC=0.000129 8$NC=1.09E-5 6
77SE G 281.642 8 3.64 18 M1+E2 +0.12 4 0.0069916
77SES G KC=0.00622 15$LC=0.000664 16$MC=0.0001034 25$NC=8.79E-6
77SE G 520.654 15 35.1 14 M1+E2 +0.17 7 0.00160 4
77SES G KC=0.00143 3$LC=0.000150 3$MC=2.34E-5 5$NC=2.00E-6 4