41K 41AR B- DECAY (109.61 M) 1971JU04,1968WH03,1956SC9116NDS 201603
41K H TYP=FUL$AUT=C.D. Nesaraja, E.A. McCutchan$CIT=NDS 133, 1 (2016)$
41K 2 H CUT=30-Sep-2015$
41K c 1971Ju04: {+41}Ar activity from the {+40}Ar(d,p) reaction with
41K 2c E(d)=3-4 MeV. Measured E|g, I|g using Ge(Li) detector.
41K c 1968Wh03: {+41}Ar activity from irradiation of Ar gas in reactor.
41K 2c Precise measurement of E|g of 1293.6|g using Ge(Li) detector.
41K c 1956Sc91: {+41}Ar activity from irradiation of Ar gas in reactor.
41K 2c Measured E|g, I|g using NaI(Tl) scintillator and E|b, I|b using a
41K 3c 180|' and lens-type magnetic |b spectrometer.
41K c T{-1/2} and isotopic assignment: 2014Bh09, 1990Ab06, 1986Ru09,
41K 2c 1984Ke14, 1971Ju04, 1969Bo11, 1964Pa03, 1956Sc91, 1954An25, 1952Ka44,
41K 3c 1951Ha78, 1946Bl28, 1937Hu01, 1936Sn01.
41K c |b, shape factors: 2015Mo10, 1964Pa03, 1961Ka19, 1956Sc91, 1950Br29,
41K 2c 1946Bl28. 1972Ma72 (calculation of average E|b).
41K c |g: 2014Bh09, 1984Ke14, 1971Ju04, 1968Wh03 (also 1967Wh01), 1967Sm03,
41K 2c 1965Ma09, 1965Pr05, 1961Ka19, 1956Sc91, 1955Kl30
41K c ce: 1961Ka19
41K c |g|g/|g measurement: 1962Al11
41K c |b|g, |b|g(t): 1953En06, 1952El27, 1946Bl28
41K c |b|g(|q): 1960Bo02, 1966Dy02
41K c |b|g(circ pol,|q): 1972Lo18, 1969Lo05, 1967Be20, 1962Ch17, 1962Bl02,
41K 2c 1960Bl08, 1960Ma02, 1960Bl01. 1972De59 (theory)
41K c Fermi-matrix element and |b|g(circ pol) data compiled and analyzed:
41K 2c 1965Da03
41K c Analysis of first-forbidden unique transitions: 1985To18,
41K 2c 1972Ma72,1971To08
41K c Source calibration techniques: 1996Yo12
41K c Fermi matrix element versus size parameter calculations: 1992Ya06
41K cL E$From E|g.
41K cL J$From the Adopted Levels
41K cG E,RI$From 1971Ju04, except where noted.
41K cG M,MR$From the Adopted Levels
41K cG $I(|g|g)/I|g<6|*10{+-5} (1962Al11)
41K cB IB$From the yield of expected |g rays within 2 |s's, 1971Ju04 deduce
41K 2cB following upper limits for some of the other levels: <0.025 for 980
41K 3cB level, <0.0038 for 1560 level, <0.0040 for 1582 level, <0.0058 for
41K 4cB 1594 level, <0.0030 for 1698 level, <0.0054 for 2144 level and <0.012
41K 5cB for 2166 level
41K D CC$FROM BrIcc v2.3b (16-Dec-2014) 2008Ki07, "Frozen Orbitals" appr.
41AR P 0 7/2- 109.61 M 4 2492.0 3
41K N 0.9916 2 1.0 1.0
41K cN NR$from I|g(1293|g+1677|g)=99.22 {I2}, using %I|b(to g.s.)=0.78 {I2}
41K 2cN (1961Ka19)
41K PN 3
41K L 0 3/2+
41K B 0.78 2 9.726 12 1U
41K S B EAV=1076.76 15
41K cB IB$from 1961Ka19. Other: 0.88 (1956Sc91), 0.7 (1946Bl28)
41K cB E$others: 2489 {I3} (1964Pa03), 2485 {I10} (1961Ka19), 2480 {I40}
41K 2cB (1956Sc91), 2550 (1946Bl28)
41K cB $Unique first-forbidden shape (1956Sc91)
41K L 1293.64 4 7/2- 6.7 NS 5
41K cL T$from |b|g(t) (1952El27). Other: 6.6 ns (1953En06)
41K G 1293.64 4 100 M2+E3 +0.118 12 6.8E-59
41K S G KC=6.36E-5 9$LC=5.34E-6 8$MC=5.80E-7 9$NC=2.14E-8 3
41K cG E$from 1968Wh03. Others: 1293.76 {I14} (1967Wh01), 1294.35 {I30}
41K 2cG (1967Sm03)
41K cG CC$from 1961Ka19
41K B 99.16 2 5.0477 5
41K S B EAV=459.36 14
41K cB E$others: 1198.3 {I11} (1964Pa03), 1195 {I8} (1961Ka19), 1199 {I8}
41K 2cB (1956Sc91), 1245 {I5} (1950Br29)
41K cB $Allowed shape (1956Sc91,1961Ka19,1964Pa03)
41K L 1677.0 3 7/2+
41K G 1677.0 3 0.052 5 E2 1.88E-4
41K S G KC=2.33E-5 4$LC=1.95E-6 3$MC=2.12E-7 3$NC=7.81E-9 11
41K cG RI$other: 0.05 {I2} (1965Pr05)
41K B 0.052 5 7.68 5
41K S B EAV=294.03 18