ADOPTED LEVELS, GAMMAS for 140Pr

Author: N. Nica |  Citation: Nucl. Data Sheets 154, 1 (2018) |  Cutoff date: 20-Nov-2018 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-429 keV 7S(n)= 7941 keV 10S(p)= 5029 keV 9Q(α)= -1080 keV 50
Reference: 2017WA10

References:
  A  140Pr IT decay (3.05 μs)  B  140Nd ε decay
  C  130Te(14N,4nγ)  D  140Ce(p,n)
  E  140Ce(p,nγ)  F  141Pr(p,d) E=30 MeV
  G  141Pr(d,t) E=16 MeV  H  142Nd(p,3He) E=40 MeV
  I  142Nd(d,α)  J  143Nd(pol p,α) E=23.5 MeV

General Comments:

2006Ut01, 2006Ut02: measured σ=97 mb 8 for 141Pr(γ,n)140Pr

2001Sa27, 1997KaZT: measured σ for 141Pr(n,2n)140Pr E=13.4-14.9 MeV.

2008Br05, 2000Jo17, 1998JoZW, 1998Or04, 1997TeZZ, 1985Ni06, 1982Or08, 1980ZoZY, 1976Fo08, 1975Sc17, 1974Hu03, 1973GuZC, 1973GuZD, 1972GuZL, 1967Fu01: measured or analyzed data for Iα ΔJπ=0+ (Fermi 140Ce(p,n)140Pr (n spectra, p spectra, γ, γγ, differential σ type) transitions, ΓIAS, T1/2

1999Ab40, 1999Ab39: measured (γ,n) differential and integral effective σ and yields with γ source from 20 MeV electron bremsstrahlung; 2000Le02: same reaction with electron bremsstrahlung with electrons from pulsed laser.










E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
      0.0AB  EFGHIJ 1+ 3.39 m 1 
% ε = 100
     
     27.23 3 A   EFGHI  2+       27.23 3 
  100
(M1)
      0.0
1+
     29.51 18 A C E  HIJ 3+        
    127.8 3 A C E GHIJ 5+ 0.35 µs 2 
% IT = 100
    98.5 3 
  100
E2
     29.51
3+
    191.76 17     EFGHIJ 3+      162.2 3 
   164.4 3 
 
 
D+Q
D
     29.51
     27.23
3+
2+
    271.25 17     E GH J 2+      241.6 3 
   243.8 3 
   271.8 3 
 
 
 

D+Q

     29.51
     27.23
      0.0
3+
2+
1+
    287.08 16     EFGHIJ 3+       95.3 3 
   257.6 3 
   259.8 3 
   287.1 3 
 
 
 
 

D+Q


    191.76
     29.51
     27.23
      0.0
3+
3+
2+
1+
    330.9 3     EFGHIJ (4,5)+      139.2 3 
   301.4 5 
 
 


    191.76
     29.51
3+
3+
    390.9 3     E GHIJ (4,5)+      198.9 4 
   263.2 3 
 
 


    191.76
    127.8
3+
5+
    419.91 17     EFGHIJ 2+,3+      132.8 4 
   228.1 3 
   390.5 4 
   392.7 3 
   419.9 3 
 
 
 
 
 





    287.08
    191.76
     29.51
     27.23
      0.0
3+
3+
3+
2+
1+
    576.7 4     E GHIJ (4,5)+      384.9 4 
   547.2 4 
 
 


    191.76
     29.51
3+
3+
    604.3 3     E G I  (3)+      213.5 5 
   412.6 4 
   574.7 4 
 
 
 



    390.9
    191.76
     29.51
(4,5)+
3+
3+
    630 2       GH   1+,2+,3+        
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
    642 2       G IJ        
    670.2 5     E           640.7 6 
 

     29.51
3+
    763.7 5 A C  FGH   (7)- 3.05 µs 20 
% IT = 100
   635.9 3 
  100
(M2,E3)
    127.8
5+
    784.5 9   C   G IJ (8)-       20.7S
 
(M1)
    763.7
(7)-
    862.0 4     E GHIJ (4)-      471.2 4 
   670.2 5 
 
 


    390.9
    191.76
(4,5)+
3+
    885.2        I         
    888.0 4     E G  J      888.0 4 
 

      0.0
1+
    889 2       GH   (5)-        
    904.3 3     E G I  (2-)      633.3 4 
   904.1 4 
 
 


    271.25
      0.0
2+
1+
    913.4 5     E           243.2 5 
 

    670.2

    967.0 5     E G         939.7 6 
   967.0 6 
 
 


     27.23
      0.0
2+
1+
    983.2 6     E           652.4 8 
   955.8 7 
 
 


    330.9
     27.23
(4,5)+
2+
   1018 2       GH   3+,4+,5+        
   1024.5        I         
   1034.3 6     E G IJ 2-,3-      763.1 5 
 

    271.25
2+
   1036.2 9   C      J (8)      251.8
   272.5
 
 


    784.5
    763.7
(8)-
(7)-
   1053.7 4     E G  J (1+,2,3+)      140.3 4 
   449.2 5 
  1053.8 6 
 
 
 



    913.4
    604.3
      0.0

(3)+
1+
   1061.5 8     E G  J      730.6 7 
 

    330.9
(4,5)+
   1079        IJ        
   1133.2       HI         
   1147.4 4     E G    (2)-      876.4 5 
  1147.1 6 
 
 


    271.25
      0.0
2+
1+
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
   1183.2 4     E GH   (1,2,3)+      896.1 6 
  1155.9 7 
  1183.2 7 
 
 
 



    287.08
     27.23
      0.0
3+
2+
1+
   1204 2       GH J (5+)        
   1214.5 11   C     IJ (9)      178.3
   430.3
 
 


   1036.2
    784.5
(8)
(8)-
   1230 2       G IJ 5+        
   1293 2       GH   1+,2+,3+        
   1320       H   (5+,6+,7+)        
   1327.6        IJ        
   1335         J        
   1341.9        I         
   1370       H   4-        
   1378         J        
   1385         J        
   1405         J        
   1430       H   (1+,2+,3+)        
   1487.6 15   C      J      273.1
 

   1214.5
(9)
   1502         J        
   1525         J        
   1565         J        
   1586         J        
   1652         J        
   1672         J        
   1684         J        
   1718         J        
   1751         J        
   1761.7 12   C        (9+)      547.4
   977.0
 
 


   1214.5
    784.5
(9)
(8)-
   1768         J        
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
   1815.7 14   C        (10+)       53.9S
 

   1761.7
(9+)
   1825         J        
   1860       H   1+,2+,3+        
   1939         J        
   1960       H   4-,5-,6-        
   1973         J        
   1984         J        
   2020         J        
   2117         J        
   2196.9 14   C        (11+)      381.1
 

   1815.7
(10+)
   2221         J        
   2277         J        
   2281.6 12   C            1067.4
  1497.0
 
 


   1214.5
    784.5
(9)
(8)-
   2333         J        
   2349         J        
   2416         J        
   2446         J        
   2466         J        
   2476.6 14   C        (12)      195.1
   280.0
 
 


   2281.6
   2196.9

(11+)
   2491         J        
   2542         J        
   2570         J        
   2602         J        
   2632         J        
   2655         J        
   2748         J        
   2822         J        
   2859         J        
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
   2869.7 16   C             393.2
 

   2476.6
(12)
   2877.9 16   C        (13)      401.5
 

   2476.6
(12)
   2895         J        
   2929         J        
   2953         J        
   2990         J        
   3005         J        
   3018.7 15   C        (14)      140.8
   149.1
   542.0
 
 
 



   2877.9
   2869.7
   2476.6
(13)

(12)
   3117.9 16   C        (15)       99.5
   240.1
 
 


   3018.7
   2877.9
(14)
(13)
   3246.8 16   C            1049.8
 

   2196.9
(11+)
   3587.9 15   C             341.0
  1111.4
  1390.8
 
 
 



   3246.8
   2476.6
   2196.9

(12)
(11+)
   3627.2 18   C            1430.3
 

   2196.9
(11+)
   3630.9 16   C            1154.1
 

   2476.6
(12)
   3734.4 16   C             103.2
   616.8
   715.7
 
 
 



   3630.9
   3117.9
   3018.7

(15)
(14)
   3788.2 16   C             157.4
   200.1
 
 


   3630.9
   3587.9


   3865.5 18   C             846.8
 

   3018.7
(14)
   3912.2 19   C             177.8
 

   3734.4

   4030.8 17   C             242.5
   296.5
 
 


   3788.2
   3734.4


   4035.0 19   C             917.1
 

   3117.9
(15)
   4078.6 19   C        (17)      960.7
 

   3117.9
(15)
   4396.7 20   C             365.9
 

   4030.8

E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
   4549.7 21   C             471.1
 

   4078.6
(17)
   4718.0 22   C             321.3
 

   4396.7

   6500   D              
  11037   D              
  12100   D              

E(level): From least-squares fit of γ’s to levels (GTOL)

Jπ(level): From L and (2J+1) rule for σ’s ((p,d), (d,t), (p,3He)), except where noted otherwise

M(γ): From γ(θ) in (p,nγ), except where noted

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Additional Gamma Data:













E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityConversion
Coefficient
Additional Data
     27.23 2+       27.23 3 (M1)8.71α=8.71, α(L)=6.88 10, α(M)=1.450 21, α(N)=0.324 5, α(O)=0.0520 8, α(P)=0.00378 6
    127.8 5+ 0.35 µs 2 
% IT = 100
    98.5 3 E22.24B(E2)(W.u.)=1.25 8, α=2.24, α(K)=1.266 21, α(L)=0.758 15, α(M)=0.171 4, α(N)=0.0369 8, α(O)=0.00515 10, α(P)=6.59E-5 11
    763.7 (7)- 3.05 µs 20 
% IT = 100
   635.9 3 (M2,E3)0.0211α=0.0211 60, α(K)=0.0175 54, α(L)=0.0028 5, α(M)=0.00061 10, α(N)=0.000136 22, α(O)=2.1×10-5 4, α(P)=1.37E-6 48
    784.5 (8)-       20.7(M1)19.7α=19.7, α(L)=15.53 22, α(M)=3.27 5, α(N)=0.731 11, α(O)=0.1173 17, α(P)=0.00853 12

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     27.232+   Jπ(level): L(p,3He)=2 for 27.2 level and d γ to 1+, along with L(d,t)=0+2 for 191.8 level and ΔJ=1 for the γ to 27.2 level and ΔJ=0 for γ to 29.5 level, uniquely establish Jπ=2+, 3+, and 3+ for the 27.2, 29.5, and 191.8 levels, respectively.
     29.513+   Jπ(level): L(p,3He)=2 for 27.2 level and d γ to 1+, along with L(d,t)=0+2 for 191.8 level and ΔJ=1 for the γ to 27.2 level and ΔJ=0 for γ to 29.5 level, uniquely establish Jπ=2+, 3+, and 3+ for the 27.2, 29.5, and 191.8 levels, respectively.
    191.763+   Jπ(level): L(p,3He)=2 for 27.2 level and d γ to 1+, along with L(d,t)=0+2 for 191.8 level and ΔJ=1 for the γ to 27.2 level and ΔJ=0 for γ to 29.5 level, uniquely establish Jπ=2+, 3+, and 3+ for the 27.2, 29.5, and 191.8 levels, respectively.
    763.7(7)- 3.05 µs 20 
% IT = 100
Jπ(level): Assignment of (7-) and (8-) for 764.0 keV and 784.7 keV levels from (14N,4nγ) (2005Yu06), based on deduced (fast) 20.7γ (M1) in between these levels, and non-observed (slow) 656.9γ (E3) from 784.7 keV level to 127.8 keV level; inverted as compared to 141Pr(d,t) (1974Hu03), which considered these assignments very likely based on DWBA analysis, but finally preferred the inverted assignment based on 2J+1 rule.
    784.5(8)-   Jπ(level): Assignment of (7-) and (8-) for 764.0 keV and 784.7 keV levels from (14N,4nγ) (2005Yu06), based on deduced (fast) 20.7γ (M1) in between these levels, and non-observed (slow) 656.9γ (E3) from 784.7 keV level to 127.8 keV level; inverted as compared to 141Pr(d,t) (1974Hu03), which considered these assignments very likely based on DWBA analysis, but finally preferred the inverted assignment based on 2J+1 rule.
   1036.2(8)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   1204(5+)   XREF: J(1208).
   1214.5(9)   XREF: J(1217).
Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   1487.6   XREF: J(1484).
   1761.7(9+)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   1815.7(10+)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   2196.9(11+)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   2476.6(12)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   2877.9(13)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   3018.7(14)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   3117.9(15)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).
   4078.6(17)   Jπ(level): From experimental asymmetries in (14N,4nγ) (2005Yu05).

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Additional Gamma Comments:

E(level)E(gamma)Comments
     27.23     27.23M(γ): observation of 27γ (not completely converted) (1976Fo08) suggest E1 or M1, shell model favor similar parity for the lowest levels of 140Pr
    127.8     98.5M(γ): d,E2 from comparison with RUL; E2 or E2(+M1) from I(K| x ray)/Iγ in IT decay
    191.76    162.2M(γ): ΔJ=0 ((p,nγ), 1974Hu03)
    164.4M(γ): ΔJ=1 ((p,nγ), 1974Hu03)
    271.25    243.8M(γ): ΔJ=0 ((p,nγ), 1974Hu03)
    287.08    257.6M(γ): ΔJ=0 ((p,nγ), 1974Hu03)
    763.7    635.9M(γ): d,Q,E3 from comparison with RUL; E1,M2,E3 from different π’s for parent (764) and daughter (128) levels, from reaction L values and shell model; M2,E3 from independent parent-daughter J’s (ΔJ=2)
    784.5     20.7E(γ): γ below detection limit deduced from level scheme in 130Te(14N,4nγ) (2005Yu05)
M(γ): deduced in (14N,4nγ) (2005Yu05) based on (unobserved) transition in between (8-) and (7-) levels
   1815.7     53.9E(γ): γ below detection limit deduced from level scheme in 130Te(14N,4nγ) (2005Yu05)

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