ADOPTED LEVELS, GAMMAS for 14C

Author: F. Ajzenberg-selove |  Citation: Nucl. Physics A523,1 (1991) |  Cutoff date: 1-JUL-1990 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=156.476 keV 4S(n)= 8176 keV S(p)= 20831.2 keV 11Q(α)= -12012.5 keV 1
Reference: 2012WA38

References:
  A  14B β- decay  B  13C(n,γ) E=THERMAL
  C  13C(n,γ) RES  D  9Be(6Li,p)
  E  9Be(7Li,d)  F  11B(α,p)
  G  11B(6Li,3He),11B(7Li,α)  H  12C(t,p)
  I  12C(α,2p)  J  13C(n,n’) RES
  K  13C(p,π+)  L  13C(d,p)
  M  13C(t,d)  N  13C(7Li,6Li)
  O  14C(γ,n) RES  P  14C(E,E’)
  Q  14C(π,π’)  R  14C(p,p’)
  S  14C(d,d’)  T  14C(α,α’)
  U  14C(14C,14C’)  V  14N(γ,π+)
  W  14N(π-,γ)  X  14N(n,p)
  Y  14N(d,2p)  Z  14N(t,3He)
  a  15N(γ,p)  b  15N(d,3He)
  c  16O(6Li,8B) 








E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
       0.0AB DEFGHIJKLMNOPQRSTUVWXYZabc 0+ 5700 y 30 
% β- = 100
     
    6093.8 2 AB DEFGH  KLMN PQ  T     Z b  1- < 7 fs    6092.4 2 
  100
[E1]
       0.0
0+
    6589.4 2 AB DEF H   LM                 0+ 3.0 ps 4      495.35 10 
   6587.7 2 
  100.0 1 
 
[E1]
[E0]
    6093.8
       0.0
1-
0+
    6728.2 13 A  DEFGHI KLMN PQRSTU    Z b  3- 66 ps 8      634.4 13 
   6726.5 13 
    3.7 13 
  100.1 13 
[E2]
[E3]
    6093.8
       0.0
1-
0+
    6902.6 2  B DE GH   LMN P              0- 25 fs 3      808.8 3 
  100
[M1]
    6093.8
1-
    7012 4    DEFGH  KLMN PQRS        bc 2+ 9.0 fs 14      918 4 
   7010 4 
    1.4 7 
  100.0 7 
[E1]
[E2]
    6093.8
       0.0
1-
0+
    7341 3 A  DE GH  KLMN P   T     Z b  2- 111 fs 42      613 3 
   1248 3 
   7339 3 
   70 7 
  100 7 
   34 7 
[M1]
[M1]
[M2]
    6728.2
    6093.8
       0.0
3-
1-
0+
    8317.9 8  B DEFGHIJKLM  PQ  T  W YZ  c 2+ 3.4 keV 7 
% IT = ?
% n = ?
     
    9746 7                            b  0+        
    9801 6    D FGH JKLM  P   T       b  3- 45 keV 12 
% IT = ?
% n = ?
     
   10425 5    D F H JKLM  P   T       b  2+ % n = 100
     
   10449 7    D FGH JK                b  GE 1 % n = 100
     
   10498 4    D  GH JKLM              b  (3-) 26 keV 8 
% n = 100
     
   10736 5    D FGHI KLM      T  W       4+ 20 keV 7       
   11306 15    D F   J    OP           b  1+ 46 keV 12 
% IT = 0.015 5
% n = 99.985 5
  11301 15 
  100
[M1]
       0.0
0+
   11395 8    D FGH   LM      T          1- 22 keV 7 
% n = 100
     
E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
   11500?         J                    1-,2- % n = 100
     
   11666 10    D FGHI KLM  PQRST       b  4- 20 keV 7       
   11730 9    D FGHI K                   (5-)        
     119E+2 3          J LM                 (1-) 950 keV 300 
% n = 100
     
   12583 10    D  GH J LM   Q  T       b  (2-,3-) 95 keV 15 
% n = 100
     
   12863 8    D  GH J LM  P              30 keV 10 
% n = 100
     
   12963 9    D  GH J LM      T          (3-) 30 keV 10 
% n = 100
     
     135E+2 1 ?          K                   < 200 keV      
   13700         J                    2- ≈ 1800 keV
% n = 100
     
     140.5E+2 10 ?          K                   < 200 keV      
   14667 20    D FG  J                    (4+) 57 keV 15 
% n = 100
     
   14868 20    D FGHI K                b  (6+,5-)        
   15200 23    D FG   K    PQ             4-        
   15370 30 ?   D                                 
   15440 40    D     J                    (3-) % n = 100
     
   16020 50 ?   D     J                    (4+) % n = 100
     
   16430 16    D FGH                             
   16570 40 ?   D                                 
   16715 30  B D F                        (1+) ≈ 200 keV
% IT = ?
% n = ?
     
   17300 30    D FG        PQRS           4-        
   17500? B                            (1+) ≈ 200 keV
% IT = ?
% n = ?
     
E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
   17950 40    D                                 
   18100 40    D                                 
   18500          K                          
   20400                       X             
   21400?     F                               
     221E+2 1                P              (2-)        
   23288 15      F    K                   ≈ 50 keV      
     244E+2 1                PQ             4- < 300 keV      
   24500          K     Q                    

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Additional Gamma Data:











E(level)
(keV)		Jπ(level)T1/2(level)E(γ)
(keV)		MultipolarityAdditional Data
    6093.8 1- < 7 fs    6092.4 2 [E1]B(E1)(W.u.)>7.3E-4
    6589.4 0+ 3.0 ps 4      495.35 10 [E1]B(E1)(W.u.)=0.0032 4
    6728.2 3- 66 ps 8      634.4 13 [E2]B(E2)(W.u.)=1.5 6
3- 66 ps 8     6726.5 13 [E3]B(E3)(W.u.)=2.4 3
    6902.6 0- 25 fs 3      808.8 3 [M1]B(M1)(W.u.)=1.6 2
    7012 2+ 9.0 fs 14      918 4 [E1]B(E1)(W.u.)=0.0023 12
2+ 9.0 fs 14     7010 4 [E2]B(E2)(W.u.)=1.8 3
    7341 2- 111 fs 42      613 3 [M1]B(M1)(W.u.)=0.29 10
2- 111 fs 42     1248 3 [M1]B(M1)(W.u.)=0.049 20
2- 111 fs 42     7339 3 [M2]B(M2)(W.u.)=0.38 15
   11306 1+ 46 keV 12 
% IT = 0.015 5
% n = 99.985 5
  11301 15 [M1]B(M1)(W.u.)=0.22 5

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
    97460+   E(level): Decay mode not specified.
   107364+ 20 keV 7  E(level): Decay mode not specified.
   11730(5-)   E(level): Decay mode not specified.
     135E+2 < 200 keV E(level): Decay mode not specified.
     140.5E+2 < 200 keV E(level): Decay mode not specified.
   14868(6+,5-)   E(level): Decay mode not specified.
   152004-   E(level): Decay mode not specified.
   15370   E(level): Decay mode not specified.
   16430   E(level): Decay mode not specified.
   16570   E(level): Decay mode not specified.
   17950   E(level): Decay mode not specified.
   18100   E(level): Decay mode not specified.
   18500   E(level): Decay mode not specified.
   20400   E(level): Decay mode not specified.
   21400   E(level): Decay mode not specified.
   23288 ≈ 50 keV E(level): Decay mode not specified.
   24500   E(level): Decay mode not specified.

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Additional Gamma Comments:

E(level)E(gamma)Comments

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