ADOPTED LEVELS, GAMMAS for 22Mg

Author: M. Shamsuzzoha Basunia |  Citation: Nucl. Data Sheets 127, 69(2015) |  Cutoff date: 1-Apr-2015 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-18601 keV SYS(n)= 19385 keV 16S(p)= 5504.3 keV 4Q(α)= -8142.5 keV 5
Reference: 2012WA38

References:
  A  22Al ε decay  B  23Si εp decay
  C  1H(21Na,γ)  D  1H(21Na,p): RES
  E  12C(12C,2nγ)  F  12C(16O,6He)
  G  12C(22Mg,22Mg’)  H  12C(23Al,22MgG)
  I  18Ne(α,p)  J  20Ne(3He,n),(3He,nγ)
  K  24Mg(p,t)  L  24Mg(α,6He)
  M  25Mg(3He,6He) 








E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
      0.0ABC EF HIJK M 0+ 3.8755 s 12 
% ε = 100
     
   1247.02 3 ABC EF H JK M 2+ 2.0 ps 8    1246.98 3 
  100
E2
      0.0
0+
   3308.22 6 A C EF H JK M 4+ 200 fs 45    2061.09 5 
  100
E2
   1247.02
2+
   4402.0 3   C EF   JK M 2+ < 21 fs   1090 50 
  3154.7 3 
  4400 50 
    6 5 
  100 5 
    9 5 

(M1)
[E2]
   3308.22
   1247.02
      0.0
4+
2+
0+
   5035.4 5     EF   JK M 2+ < 0.07 ns   3788.0 5 
  5037 6 
  100 5 
   14 5 
(M1)
[E2]
   1247.02
      0.0
2+
0+
   5089.3 8     E     K M (1+)     3841.0 10 
  5089.9 12 
   55 9 
  100 10 


   1247.02
      0.0
2+
0+
   5293.11 16 A   E  H JK   (4+) 44 fs 15    1984.80 14 
  100
(M1+E2)
   3308.22
4+
   5296.0 4     E    J    (2-)      893.98 9 
  100
D
   4402.0
2+
   5318 4          J    (1,2,3) < 17 ns   4070 5 
  5317 6 
  100 21 
   43 21 


   1247.02
      0.0
2+
0+
   5452.4 4 A   E    JK   (3+) < 0.07 ns   2143.5 6 
  4205.4 5 
   29 5 
  100 7 

D
   3308.22
   1247.02
4+
2+
   5711.4 7   C EF   JK M 2+ 28 fs 10    4463.5 10 
  5711 1 
  100 3 
   15 3 
M1+E2
[E2]
   1247.02
      0.0
2+
0+
   5838 5   C      J    2+,3,4+ < 17 ns   2530 45 
  4590 5 
   25 19 
  100 19 


   3308.22
   1247.02
4+
2+
   5953.8 8   C      JK   0+        
   6043 3   C  F    KLM (0+)        
   6226.1 10 A C  F    K M (4+)        
   6242.7 11 ?  C  F      M     2934.3?
 

   3308.22
4+
   6254.23 21     E    JKL  6+     2945.8 2 
  100
Q
   3308.22
4+
   6313 5 A        JK   4+ < 17 ns      
   6325.6 10   CD      K M (1+) 13.6 keV 14    5077.9
  6324.6
 
 


   1247.02
      0.0
2+
0+
   6476 8 A                    
E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
   6578 7    D     JK   (1-) 12.8 keV 15       
   6608 2   CD F    KLM (2+) 17.9 keV 16    2205.9
  5360.3
 
 


   4402.0
   1247.02
2+
2+
   6724 8 A                    
   6766 12    D F   JKLM (3-) 105 keV 33       
   6865 8 A             (3+)        
   6876.0 12    D F    K M (1-)        
   6983 9          J    (3-)        
   7027 9           K   [3+]        
   7048 5 A         K   [4+]        
   7060 7           K          
   7079 8           K   [1-]        
   7132 8 A             (5+)        
   7218.3 10          JKLM 0+        
   7254 8 A  D          (1-)        
   7338 13    D      K   (2+)        
   7384 8    D F    K M (3-)        
   7573 8 A                    
   7599.5 29    D      KLM (2+)        
   7674 18    D F        (1-)        
   7741.1 2           K M        
   7810 40    D     J    (2-)        
   7928 3    D F   JKLM [2+]        
   8007.0 14 A  D      KL  [3-]        
   8062 16      F               
   8180.3 17    D F    KLM [2+]        
   8290 40 A        J           
   8398 8 A  D F    KLM [2+]        
   8519.3 21    D F   JKLM (3-)        
   8579 6 A  D      K M        
E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
   8657.5 17    D F    KL         
   8727   D          (2+)        
   8743 14           K   [4+]        
   8784.5 23      F    KLM [1-]        
   8827   D          (1-)        
   8933.1 29    D F    KL  [2+]        
   8991 7 A  D       L  (1-)        
   9080 7      F    KL         
   9157 4    D F    KL  (4+)        
   9248 20 ?     F               
   9318 12      F    K          
   9378 22 ?           L         
   9452 21 ?     F               
   9481 18      F    K   [3-]        
   9529 7 A    F    KL         
   9640 9      F     L         
   9712 21 A    F    K   [0+]        
   9751.6 27 A         KL  (2+,1+)        
   9859 5      F    KL  [0+]        
   9960 7 A    F     L         
  10084 13      F    KL  [2+]        
  10168 9      F    K   [3+]        
  10271.7 17      F    KL  [2+]        
  10418 8 A    F    KL  [4+]        
  10572 22      F  I            
  10665 11 A    F    KL  [3-]        
  10768 13      F  I KL  [2+]        
  10876 14      F  I K   [4+]        
  10901 17      F  I  L         
  11001 11      F  I KL  [0+]        
E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
  11122 17      F  I  L         
  11231 20 ?           L         
  11314 16 A         KL  [4+]        
  11410 8 A                    
  11499 17           K   [2+]        
  11594 12           KL         
  11748 17           KL  [0+]        
  11914 13           KL         
  12003 20 ?           L         
  12185 17           KL  [3-]        
  12474 26           K   [2+]        
  12665 17           K   [3-]        
  13014 37 A         K          
  14012 3 A     G              

E(level): From least squares fit to γ-ray energies for excited levels up to 5838 keV.

T1/2(level): From (3He,n),(3He,nγ), except otherwise noted. Γtot from (21Na,p) - additional data listed in the comments section.

M(γ): From γ-ray angular distribution measurements in (12C,2nγ), (3He,n),(3He,nγ) and RUL.

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Additional Gamma Data:













E(level)
(keV)		Jπ(level)T1/2(level)E(γ)
(keV)		MultipolarityMixing
Ratio		Additional Data
   1247.02 2+ 2.0 ps 8    1246.98 3 E2 B(E2)(W.u.)=26 11
   3308.22 4+ 200 fs 45    2061.09 5 E2 B(E2)(W.u.)=21 5
   4402.0 2+ < 21 fs   3154.7 3 (M1) B(M1)(W.u.)>0.029
2+ < 21 fs   4400 50 [E2] B(E2)(W.u.)>0.33
   5035.4 2+ < 0.07 ns   3788.0 5 (M1) B(M1)(W.u.)>5.1×10-6
2+ < 0.07 ns   5037 6 [E2] B(E2)(W.u.)>8.3E-5
   5711.4 2+ 28 fs 10    4463.5 10 M1+E2-0.17 10B(E2)(W.u.)=0.08 5, B(M1)(W.u.)=0.007 3
2+ 28 fs 10    5711 1 [E2] B(E2)(W.u.)=0.12 5

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
      0.00+ 3.8755 s 12 
% ε = 100
<r2>1/2=3.0691 fm 7 (stat) 86 (syst) (2012Yo01).
   5452.4(3+) < 0.07 ns XREF: J(5464).
   5711.42+ 28 fs 10  Γp/Γ<0.20 (2003Da36).
   5953.80+   XREF: J(5980).
   6043(0+)   Γp/Γ=0.97 3 (2003Da36).
   6242.7   XREF: F(6255).
   6254.236+   XREF: K(6226).
E(level): From (12C,2nγ).
   6325.6(1+) 13.6 keV 14  Γ: Other value - 16 keV 3 ((21Na,γ) - 2004Da17).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   6578(1-) 12.8 keV 15  Γp=11.9 keV 14 and Γp’=0.94 keV 11 ((21Na,p) - 2005Ru01).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   6608(2+) 17.9 keV 16  Γ: Other values: - 30 keV 7 ((21Na,γ) - 2004Da17). Γp=17.6 keV 15 and Γp’=0.3 keV 1 ((21Na,γ) - 2005Ru01); Γp=23 keV 7 ((21Na,p) - 2009He12).
E(level): Γ: Other values: - 30 keV 7 ((21Na,γ) - 2004Da17). Γp=17.6 keV 15 and Γp’=0.3 keV 1 ((21Na,γ) - 2005Ru01); Γp=23 keV 7 ((21Na,p) - 2009He12).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   6766(3-) 105 keV 33  Also Γp=94 keV 32 and Γp’=11.1 keV 8 (2005Ru01); Γp=64 keV 20 (2009He12).
E(level): Also Γp=94 keV 32 and Γp’=11.1 keV 8 (2005Ru01); Γp=64 keV 20 (2009He12).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   6865(3+)   Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   6876.0(1-)   Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7027[3+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   7048[4+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   7079[1-]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   7254(1-)   XREF: d(7270).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7338(2+)   Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7384(3-)   Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7599.5(2+)   XREF: d(7585).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7674(1-)   XREF: d(7654).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7741.1   XREF: M(7757).
   7810(2-)   XREF: d(7802).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   7928[2+]   XREF: d(7920).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   8007.0[3-]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
E(level)Jπ(level)T1/2(level)Comments
   8180.3[2+]   XREF: F(8203)L(8197)M(8229).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   8290   XREF: α(8339).
   8398[2+]   XREF: d(8353).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   8519.3(3-)   XREF: F(8547)J(8550)M(8487).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   8657.5   XREF: d(8677)F(8613)L(8644).
   8727(2+)   Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   8743[4+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   8784.5[1-]   XREF: F(8754).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   8827(1-)   Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   8933.1[2+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   8991(1-)   XREF: d(9050).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   9080   XREF: L(9029).
   9157(4+)   XREF: F(9172).
Jπ(level): From R-matrix analysis in 2014Zh05 (21Na,p).
   9481[3-]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   9529   XREF: α(9518).
   9712[0+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   9751.6(2+,1+)   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   9859[0+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
   9960   XREF: α(9965).
  10084[2+]   XREF: L(10128).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  10168[3+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  10271.7[2+]   XREF: F(10297).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  10418[4+]   XREF: L(10389).
Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  10665[3-]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  10768[2+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
E(level)Jπ(level)T1/2(level)Comments
  10876[4+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  11001[0+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  11314[4+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  11499[2+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  11748[0+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  12185[3-]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  12474[2+]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).
  12665[3-]   Jπ(level): Based on mirror analogy with 22Ne nucleus in 2009Ma68 (p,t).

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Additional Gamma Comments:

E(level)E(gamma)Comments
   1247.02   1246.98E(γ): From (12C,2nγ)
   3308.22   2061.09E(γ): From (12C,2nγ)
   4402.0   1090E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   3154.7E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   4400E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5035.4   3788.0E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5037E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5089.3   3841.0E(γ): From (12C,2nγ)
I(γ): From (12C,2nγ)
   5089.9E(γ): From (12C,2nγ)
I(γ): From (12C,2nγ)
   5293.11   1984.80E(γ): From (12C,2nγ)
   5296.0    893.98E(γ): Placement from (12C,2nγ). From (12C,2nγ)
   5318   4070E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5317E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5452.4   2143.5E(γ): From (12C,2nγ)
I(γ): From (12C,2nγ)
   4205.4E(γ): From (12C,2nγ)
I(γ): From (12C,2nγ)
   5711.4   4463.5E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5711E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   5838   2530E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   4590E(γ): From (3He,n),(3He,nγ)
I(γ): From (3He,n),(3He,nγ)
   6242.7   2934.3E(γ): From (21Na,γ). Evaluator lists this γ-ray as doubtful based on the existence of the level at 6242.7 keV 11. Please see comments for the depopulating level.
   6254.23   2945.8E(γ): From (12C,2nγ)
   6325.6   5077.9E(γ): Placement from (21Na,γ), calculated by evaluator from level energy difference, recoil energy subtracted.
   6324.6E(γ): Placement from (21Na,γ), calculated by evaluator from level energy difference, recoil energy subtracted.
   6608   2205.9E(γ): Placement from (21Na,γ), calculated by evaluator from level energy difference, recoil energy subtracted.
   5360.3E(γ): Placement from (21Na,γ), calculated by evaluator from level energy difference, recoil energy subtracted.

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