ADOPTED LEVELS, GAMMAS for 46Ca

Author: S. -c. Wu |  Citation: Nucl. Data Sheets 91, 1 (2000) |  Cutoff date: 15-Jul-2000 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-1377.9 keV 24S(n)= 10397.6 keV 23S(p)= 13811.7 keV 24Q(α)= -11141 keV 7
Reference: 2012WA38

References:
  A  46K β- decay: DATA SET #1  B  46K β- decay: DATA SET #2
  C  44Ca(t,p)  D  44Ca(t,pγ)
  E  44Ca(α,2He)  F  46Ca(E,E’)
  G  46Ca(p,p’)  H  46Ca(d,d’)
  I  Coulomb Excitation  J  48Ca(p,p2nγ)
  K  48Ca(p,t)  L  48Ca(α,α2nγ)
  M  48Ti(14C,16O) 

General Comments:

Isotope shifts: 1993Si20.

Q-value: Note: Current evaluation has used the following Q record










E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
       0.0ABCDEFGHIJKLM 0+ STABLE      
    1346.0 3 ABCDE GHIJKLM 2+ 3.6 ps 3    1346.0 3 
  100
[E2]
       0.0
0+
    2423.1 8   CD  G   K M 0+ > 4.5 ps   1077.5 20 
  100

    1346.0
2+
    2574.7 5 A C E G  JKLM 4+     1228.7 3 
  100

    1346.0
2+
    2973.9 6   C E G  JKL  6+ 10.4 ns 5     399.2 3 
  100
[E2]
    2574.7
4+
    3022.6 10 ABC   GH  K M 2+     1675 3 
  3020 3 ?
  100
   63 29 


    1346.0
       0.0
2+
0+
    3614.0 9 ABC   GH  K M 3-     2274 2 
  100

    1346.0
2+
    3638.9 12   C   G   K   2+        
    3859.7 13   C   G   K   4+        
    3952 2 ?      G              
    3988 3       G   K   (3-)        
    4184.5 15       G   K   5-        
    4261 2   C   G              
    4407.0 14       G   K   3-        
    4430.2 9   C   GH  K   2+        
    4489.4 12       G   K   (4+)        
    4728.8 18     E G   K   5-        
    4744.9 24   C   G       (4+)        
    4758 3           K   0+        
    4994.7 20   C   G   K   (4+)        
    5013.6 20       G              
    5051 3 AB    G   K   (4+)        
    5151.6 26       G   K   (4+)        
    5218 4       G   K          
    5251.5 28       G   K   4+        
    5317 3   C   G   K   0+        
    5379.6 24       G   K   (3-)        
    5392 4   C   G              
    5416.7 24       G   K          
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
    5436.7 24       G   K   4+        
    5474 4           K   (3-)        
    5536.7 23   C   G   K   (4+)        
    5600 4   C       K   0+        
    5628 10   C           0+        
    5638 3       G   K          
    5679      G              
    5690 4   C   G   K          
    5722 3       G   K          
    5781.6 27   C   G   K          
    5821 4           K          
    5850.9 27   C   G   K          
    5863.0 28       G   K   (6+)        
    5958 4   C       K   (2+)        
    5987 4           K   (6+)        
    6010 4       G   K          
    6036 4       G   K   (4+)        
    6047 15   C           (0+)        
    6077 5           K          
    6116 5           K   (2+)        
    6156 5           K          
    6201 5           K          
    6252 5           K   (4+)        
    6267 5   C       K   2+        
    6309 5           K          
    6372 15   C           2+        
    6555 15   C           (0+)        
    6626 15 A C           2+        
    6745 15   C                  
    6836 15   C                  
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
    6964 15   C                  
    7025 15   C           (2+)        
    7055 7     E     K   5-,6+        
    7098 15   C                  
    7168 15   C                  
    7233 15   C           (0+)        
    7267 15   C           (0+)        
    7311 15   C                  
    7380 15   C                  
    7438 15   C                  
    7490 6   C       K   (2+)        
    7503 15   C                  
    7667 14   C E         (2+,5-)        
    7738 15   C                  
   ≈7830          K   0+        
    7914 8   C                  
    8382 5   C E         7-        
    8770 50     E         7-        
    9070 50     E         5-        
    9680 50     E         5-,6+,8+        
   12660 50     E         6+,8+,7-        
   13020 40      F        1+ 0.022 fs 7       
   13130 50     E         6+,8+,7-        
   13895 30           K          
   14488 30           K   3-        
   14610 30           K          
   14795 30           K   5-        
   15279 30           K   3-        
   15847 30           K          
   16155 30           K   (0+)        
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
   16721 30           K   (2+)        
  ≈17295          K          

Jπ(level): From (t,p) and/or (p,t), unless otherwise specified.

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Additional Gamma Data:











E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityAdditional Data
    1346.0 2+ 3.6 ps 3    1346.0 3 [E2]B(E2)(W.u.)=3.63
    2973.9 6+ 10.4 ns 5     399.2 3 [E2]B(E2)(W.u.)=0.55

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
    1346.02+ 3.6 ps 3  E(level): From least-squares fit to γ data.
    2574.74+   E(level): From least-squares fit to γ data.
    2973.96+ 10.4 ns 5  E(level): From least-squares fit to γ data.
    3638.92+   E(level): Weighted average of values from (t,p), (p,p’), and (p,t).
    3859.74+   E(level): Weighted average of values from (t,p), (p,p’), and (p,t).
    3988(3-)   E(level): Weighted average of values from (p,p’) and (p,t).
    4184.55-   E(level): Weighted average of values from (p,p’) and (p,t).
    4407.03-   E(level): Weighted average of values from (p,p’) and (p,t).
    4489.4(4+)   E(level): Weighted average of values from (p,p’) and (p,t).
    4728.85-   E(level): Weighted average of values from (p,p’) and (p,t).
    4744.9(4+)   E(level): Weighted average of values from (t,p) and (p,p’).
    4994.7(4+)   E(level): Weighted average of values from (p,p’) and (p,t).
    5151.6(4+)   E(level): Weighted average of values from (p,p’) and (p,t).
    5251.54+   E(level): Weighted average of values from (p,p’) and (p,t).
    53170+   E(level): Weighted average of values from (t,p), (p,p’), and (p,t).
    5379.6(3-)   E(level): Weighted average of values from (p,p’) and (p,t).
    5392   E(level): Weighted average of values from (t,p) and (p,p’).
    5416.7   E(level): Weighted average of values from (p,p’) and (p,t).
    5436.74+   E(level): Weighted average of values from (p,p’) and (p,t).
    5536.7(4+)   E(level): Weighted average of values from (t,p), (p,p’), and (p,t).
    56000+   E(level): Weighted average of values from (t,p) and (p,t).
    5638   E(level): Weighted average of values from (p,p’) and (p,t).
    5722   E(level): Weighted average of values from (p,p’) and (p,t).
    5781.6   E(level): Weighted average of values from (t,p), (p,p’), and (p,t).
    5850.9   E(level): Weighted average of values from (t,p), (p,p’), and (p,t).
E(level)Jπ(level)T1/2(level)Comments
    5863.0(6+)   E(level): Weighted average of values from (p,p’) and (p,t).
    5958(2+)   E(level): Weighted average of values from (t,p) and (p,t).
    6010   E(level): Weighted average of values from (p,p’) and (p,t).
    6036(4+)   E(level): Weighted average of values from (p,p’) and (p,t).
    62672+   E(level): Weighted average of values from (t,p) and (p,t).
    70555-,6+   Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
    7490(2+)   E(level): Weighted average of values from (t,p) and (p,t).
    7667(2+,5-)   L=2 in (t,p) and L=5 in (α,2He).
Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
    7914   Possible doublet.
E(level): Possible doublet.
    83827-   Possible doublet.
E(level): Possible doublet.
Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
    87707-   Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
    90705-   Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
    96805-,6+,8+   Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
   126606+,8+,7-   Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
   130201+ 0.022 fs 7  Observed and Jπ assigned in 46Ca(e,e’).
   131306+,8+,7-   Jπ(level): Based on L-transfers in (α,2He), and a comparison of experimental cross sections with theoretical DWBA values.
   13895   E(level): Proposed t=4 analog state from (p,t).
   144883-   E(level): Proposed t=4 analog state from (p,t).
   14610   E(level): Proposed t=4 analog state from (p,t).
   147955-   E(level): Proposed t=4 analog state from (p,t).
   152793-   E(level): Proposed t=4 analog state from (p,t).
   15847   E(level): Proposed t=4 analog state from (p,t).
   16155(0+)   E(level): Proposed t=4 analog state from (p,t).
   16721(2+)   E(level): Proposed t=4 analog state from (p,t).
   17295   E(level): Proposed t=4 analog state from (p,t).

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Additional Gamma Comments:

E(level)E(gamma)Comments
    1346.0    1346.0E(γ): From (p,p2nγ).
M(γ): based on Jπ assignment.
    2423.1    1077.5E(γ): from (t,pγ).
    2574.7    1228.7E(γ): From (p,p2nγ).
    2973.9     399.2E(γ): From (p,p2nγ).
M(γ): based on J, T1/2, and decay modes in (p,p2nγ).
    3022.6    1675E(γ): From 46K β- decay set #1
I(γ): From 46K β- decay set #1
    3020E(γ): From 46K β- decay set #1
I(γ): From 46K β- decay set #1
    3614.0    2274E(γ): from 46K β- decay: data set #2; 2285 3 from 46K β- decay: data set #1 is inconsistent with 2268 separation of adopted levels.

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