ADOPTED LEVELS, GAMMAS for 8Li

Authors: D.R. Tilley, J.H. Kelley, J.L. Godwin, D.J Millener Et Al. |  Citation: Nucl. Physics A745, 155 (2004) |  Cutoff date: 31-Mar-2004 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=16004.13 keV 6S(n)= 2032.62 keV 5S(p)= 12416 keV 8Q(α)= -6.10×103 keV 10
Reference: 2012WA38

References:
  A  8He β- decay  B  6Li(t,p)
  C  7Li(n,γ) E=THERMAL  D  7Li(n,γ)
  E  7Li(n,n)  F  7Li(n,n’)
  G  7Li(p,π+)  H  7Li(d,p)
  I  9Be(p,2p)  J  9Be(d,3He)
  K  9Be(t,α)  L  9Be(7Li,8Be)
  M  10Be(p,3He)  N  11B(n,α)
  O  11B(7Li,10B)  P  12C(8Li,8Li’), NI(8Li,8Li’)
  Q  αγ(14N,8Li), 165Ho(14N,8Li) 

General Comments:

For additional states see reaction: 7Li(n,n) 1987Kn04

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








E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
M(γ)
      0.0ABCD  GHIJKL NO Q 2+ 839.9 ms 9 
% β- = 100
% β-α = 100
  
    980.80 10 ABCD  GHIJKL NOP  1+ 8.2 fs 23 
% IT = 100
   980.7
M1
   2255 3  B DE G IJKL    Q 3+ 32.3 keV 57 
% IT = 2.1×10-4 10
% n ≈ 100
  2255
M1
   3210A    F            1+ ≈ 1000 keV
% n = 100
  
   5400A   EF            1+ ≈ 650 keV
% n ≈ 100
  
      6.1E+3 1     E             (3) ≈ 1000 keV
% n ≈ 100
  
   6530 20  B  E G  JK       4+ 35 keV 15 
% n ≈ 100
  
      7.1E+3 1     E             ≈ 400 keV
% n ≈ 100
  
   9000?     F  I         ≈ 6000 keV
% n = ?
  
  ≈9670A                 1+ ≈ 1000 keV
% n = ?
% 3H = ?
  
  10822.2 55             M     0+ < 12 keV   

E(γ): From E(level) difference; recoil correction applied

Back to top

Back to top

Additional Gamma Data:











E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityAdditional Data
    980.80 1+ 8.2 fs 23 
% IT = 100
   980.7M1B(M1)(W.u.)=2.8 9
   2255 3+ 32.3 keV 57 
% IT = 2.1E-4 10
% n ≈ 100
  2255M1B(M1)(W.u.)=0.29 13

Back to top

Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
      0.02+ 839.9 ms 9 
% β- = 100
% β-α = 100
Q=+0.0327 6, μ=+1.653560 18, T=1
μ from (1989Ra17). Q from (1993Mi34).
E(level): μ from (1989Ra17). Q from (1993Mi34).
   54001+ ≈ 650 keV
% n ≈ 100
T=1
α Jπ=2+ level is suggested in 7Li(n,n’)(1972Pr03).
E(level): α Jπ=2+ level is suggested in 7Li(n,n’)(1972Pr03).
  10822.20+ < 12 keV T=2
Decay mode not specified.

Back to top