38AR 38CL B- DECAY (37.230 M) 1986WA22,1996MI05,1968VA0618NDS 201810
38AR H TYP=FUL$AUT=JUN CHEN$CIT=NDS 152, 1 (2018)$CUT=30-Sep-2017$
38AR c 1986Wa22: {+38}Cl source ions were from |b{+-} decay of {+38}S produced
38AR2c by bombardment of 81% enriched {+36}S by 3.1 MeV triton beam. |g rays
38AR3c were detected with a Compton suppression spectrometer (CSS) consisting
38AR4c of a NaI(Tl) annulus and an intrinsic coaxial Ge detector. Measured
38AR5c E|g, I|g. Deduced levels, J, |p, parent decay branching ratios.
38AR6c Comparisons with available data and shell-model calculations.
38AR c 1996Mi05: {+38}Cl source ions were produced by thermal neutron
38AR2c irradiation of a polyvinylidene chloride film at the Kyoto University
38AR3c Research Reactor. |b particles and |g rays were detected with a
38AR4c proportional counter and a HPGe detector, respectively, in
38AR5c 4|p|b|g coincidence. Measured E|b, I|b, E|g, I|g, |b|g-coin.
38AR6c Deduced levels, |b-decay branching ratios, absolute |g-emission
38AR7c probabilities. Comparisons with available data.
38AR c 1968Va06 (also a note about {+38}Cl decay in 1967Va03): {+38}Cl
38AR2c source ions were produced via {+37}Cl(d,p) with 5 MeV deuterons
38AR3c provided by the Van de Graaff at Natuurkundig Laboratorium impinged
38AR4c on natural NaCl or CoCl{-2} or Na{+37}Cl (89% enriched). |b particles
38AR5c were detected with a magnetic spectrometer equipped with a thin
38AR6c plastic scintillator and |g rays were detected with a Ge(Li) detector.
38AR7c Measured E|b, I|b, |b-spectrum shape, E|g, I|g. Deduced levels, decay
38AR8c branching ratios, log {Ift}.
38AR c 1988An03: {+35}Cl source ions were produced by thermal neutron
38AR2c irradiation of RbCl at the Strasbourg University Reactor.
38AR3c |g rays were detected by a NaI(Tl) detector and a Ge(Li) detector.
38AR4c Measured E|g, |g(t). Deduced levels, T{-1/2}. Comparisons with
38AR5c available data.
38AR c 2012Kr03: Sources of {+38}Cl were prepared by neutron irradiation of
38AR2c samples of NH{-4}Cl powder in the pneumatic transfer facility of the
38AR3c Oregon State University TRIGA reactor. |g rays were detected with two
38AR4c Ge spectrometers. Measured E|g, I|g.
38AR c 2000Ha08: measured |g spectra at the University of Michigan, the Japan
38AR2c Atomic Energy Research Institute and Nagoya University. Deduced
38AR3c relative intensity for 1642|g.
38AR c 2011Fi11: derived |g-emission probabilities for 1642|g and 2168|g
38AR2c and g.s. |b{+-} feeding from the measured k{-0}-factors (composite
38AR3c nuclear constants) in J. Radioanal. Chem. 60, 461 (1980).
38AR c 2004HaZW: measured total-absorption |g-ray spectrum. Deduced |b
38AR2c feedings. No details are available
38AR c 2003Su38: measured E|g, I|g. Deduced |g-ray emission probabilities.
38AR c 2001Ko07: measured |b spectrum using small HPGe detector
38AR c 1995Ke16, 1984Ke14: measured counting losses
38AR c 1989He11, 1986HeZY (thesis): measured E|b, I|b, shape factor
38AR c 1982De08: measured E|b, |b|g, |b-endpoint energy
38AR c 1973Sp06, 1973Ro32, 1972Vi11, 1971En01, 1969GuZV, 1967Vo07, 1965Ro16,
38AR2c 1964Ph02, 1964Ma05; 1967Vo07: measured E|g, I|g
38AR c 1972Em01, 1969St23, 1965KaZY (thesis): measured T{-1/2}
38AR c 1968He06: measured |b|g(circ pol), |b|g(|q)
38AR c 1954Kr53: measured |g|g(|q)
38AR c 1950La02: measured E|b, I|b, magnetic spectrometer
38AR c Others: 1964Gr34, 1963Wi11, 1962Mo21, 1958Ne10, 1950Co69, 1946Ho02,
38AR2c 1936Va01
38AR D PRODUCTION CROSS SECTION OF 38CL IN DIFFERENT REACTIONS:
38AR2D 2004De41, 2003Ya20, 2002Ya16, 2000Da06, 2000El08, 1999Na07, 1997Fo01,
38AR3D 1997Vo03, 1986Ar13, 1986Me05, 1984Ha10, 1983As05, 1983Va33, 1982Bo33,
38AR4D 1979Ya11.
38AR c Total decay energy deposit of 4919 keV {I26} calculated by RADLIST
38AR2c code is in agreement with the expected value of 4916.72 keV {I22}
38AR3c indicating the completeness of the decay scheme.
38AR cB IB$From |g-ray intensity imbalance at each level except for
38AR2cB ground state where noted otherwise. Values given in comments are those
38AR3cB from measurements of absolute |g-ray intensities (1996Mi05 and
38AR4cB 1973Sp06) and |b-spectrum with magnetic spectrometer (1968Va06 and
38AR5cB 1950La02); 2011Fi11 derive absolute |g-ray intensities and |b{+-}-decay
38AR6cB branches from available experimental k{-0}-factors.
38AR cG RI$Relative intensities normalized to I|g(2167|g)=100
38AR cG E(X),RI(X)$Energies are rounded values from Adopted Gammas and
38AR2cG intensity limit from 1986Wa22
38AR cG M,MR$From Adopted Gammas
38AR cL E$From a least-squares fit to |g-ray energies, unless otherwise noted.
38AR cL E(X)$Rounded values from Adopted Levels
38AR cL J$From Adopted Levels
38CL P 0 2- 37.230 M 14 4916.72 22
38CL cP J,T$From Adopted Levels of {+38}Cl
38CL dP T$Weighted average of 37.236 min {I9} (1988An03), 37.4 min {I2}
38CL2dP (1972Em01), 37.18 min {I7} (1969St23), 37.140 min {I35} (1965KaZY),
38CL3dP 37.0 min {I1} (1963Wi11), 37.12 min {I18} (1962Mo21), 37.29 min {I4}
38CL4dP (1950Co69); the same value is adopted in Adopted Levels of {+38}Cl.
38CL5dP Others: 1955Ma99, 1954Ma95, 38.5 min {I5} (1946Ho02), 1945Sl02,
38CL6dP 1940Cu01, 1937Hu01, 37.0 min {I3} (1936Va01)
38CL cP QP$from 2017Wa10
38AR N 0.440 6 1.00
38AR cN NR$From the sum of |g feedings to g.s.:
38AR2cN I|g(2167|g)+I|g(3810|g)=100-I|b{+-}(g.s.), with I|b{+-}(g.s.)=56.0 {I6}
38AR3cN (see comment for ground state |b feeding)
38AR PN 3
38AR L 0.0 0+
38AR B 56.0 6 9.235 5 1U
38ARS B EAV=2243.90
38AR cB E$4193 {I5} from 1968Va06, 4810 {I50} from 1950La02
38AR cB IB$weighted average of 55.2 {I6} (1996Mi05), 54.4 {I18} (1973Sp06),
38AR2cB 57.2 {I8} (2011Fi11) and 57.6 {I13} (1968Va06). Other: 53 (1950La02),
38AR L 2167.467 9 2+
38AR B 11.1 2 7.015 8
38ARS B EAV=1181.41
38AR cB E$2770 {I50} from 1950La02
38AR cB IB$values from different measurements: 11.4 {I5} (1996Mi05), 11.1 {I8}
38AR2cB (1968Va06), 10.6 {I5} (1973Sp06), 16 (1950La02)
38AR G 2167.400 9 100.0 E2
38AR2 G %IG=44.0 6
38AR cG E$weighted average of 2167.395 {I10} (2012Kr03), 2167.406 {I9}
38AR2cG (1986Wa22), 2167.41 {I12} (1973Sp06), 2167.5 {I5} (1972Vi11), 2167.6
38AR3cG {I4} (1971En01), 2167.60 {I16} (1968Va06). It should be noted that
38AR4cG another precise value of 2167.71 {I1} in 1988An03 is in disagreement
38AR5cG with values of most measurements including the other two most precise
38AR6cG measurements 2012Kr03 and 1986Wa22, and is therefore considered as an
38AR7cG outlier and excluded in the averaging. Other: 2167 {I2} (1973Ro32)
38AR cG RI$other values reported as absolute intensity: 44.8 {I3} (1996Mi05),
38AR2cG 44.86 {I14} (2003Su38), 43.0 {I8} (2011Fi11)
38AR L 3376.9 0+ X ?
38AR B 0.02 LT 9.6 GT 1U?
38ARS B EAV=639.07 10
38AR G 1209.4 0.045 LT E2 X ?
38AR2 G %IG<0.02
38AR L 3810.187 21 3-
38AR B 32.9 5 4.906 7
38ARS B EAV=420.107 97
38AR cB E$1110 {I10} from 1950La02
38AR cB IB$values from different measurements: 33.4 {I3} (1996Mi05), 31.3 {I6}
38AR2cB (1968Va06), 35.0 {I14} (1973Sp06), 31 (1950La02),
38AR G 1642.68 2 74.82 15 E1(+M2) +0.016 13
38AR2 G %IG=32.9 5
38AR cG E$weighted average of 1642.668 {I10} (2012Kr03), 1642.714 {I16}
38AR2cG (1986Wa22), 1642.42 {I15} (1973Sp06), 1642.4 {I2} (1972Vi11), 1642.2
38AR3cG {I3} (1971En01), and 1642.16 {I13} (1968Va06), with reduced |h{+2}=5.9.
38AR4cG It should be noted that the precise value of 1642.32 {I1} in 1988An03
38AR5cG is in disagreement with the other two most precise values of 2012Kr03
38AR6cG and 1986Wa22 and excluded in the averaging above. The average including
38AR7cG 1988An03 is 1642.53 {I7} with a large reduced |h{+2}=129. Other: 1642
38AR8cG {I2} (1973Ro32)
38AR cG RI$weighted average of 75.5 {I6} (2012Kr03), 74.2 {I2} (2011Fi11),
38AR2cG 74.96 {I11} (2000Ha08), 74.8 {I5} (1996Mi05), 74.7 {I19} (1986Wa22),
38AR3cG 76.8 {I7} (1973Sp06), 74 {I4} (1973Ro32), 73.4 {I18} (1972Vi11), 73.8
38AR4cG {I19} (1971En01), 73.8 {I9} (1968Va06). Other: 80.7 {I21} (1967Vo07).
38AR5cG Other values reported as absolute intensity:
38AR6cG 33.4 {I3} (1996Mi05), 33.33 {I11} (2003Su38), 31.9 {I6} (2011Fi11)
38AR cG $(1642|g)(2167|g)(|q): A{-2}=-0.024 {I37}, A{-4}=-0.094 {I42}
38AR2cG (1954Kr53) consistent with J(3810)=3 and pure dipole for 1642|g
38AR G 3810.01 7 0.059 4 [E3]
38AR2 G %IG=0.0259 18
38AR cG E$weighted average of 3810.03 {I7} (1988An03) and 3809.98 {I7}
38AR2cG (2012Kr03). Others: 3810 {I2} (1968Va06), 3806 {I3} (1973Ro32)
38AR cG RI$weighted average of 0.071 {I10} (2012Kr03), 0.062 {I4} (1996Mi05)
38AR2cG 0.055 {I7} (1973Ro32), 0.061 {I5} (1968Va06), and 0.055 {I4}
38AR3cG (1967Vo07). Other value reported as absolute intensity:
38AR4cG 0.000278 {I18} (1996Mi05)
38AR L 3936.5 2+ X ?
38AR B 0.007 LT 8.4 GT ?
38ARS B EAV=365.201 95
38AR G 3936.1 0.015 LT [E2] X ?
38AR2 G %IG<0.007
38AR L 4565.5 2+ X ?
38AR B 0.02 LT 6.3 GT ?
38ARS B EAV=111.914 80
38AR G 2398.1 0.045 LT X ?
38AR2 G %IG<0.02