ADOPTED LEVELS, GAMMAS for 144Xe

Author: A.A. Sonzogni |  Citation: Nucl. Data Sheets 93, 599 (2001) |  Cutoff date: 1-Dec-2000 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=6.40×103 keV 3S(n)= 4741 keV 7S(p)= 1.35×104 keV SYQ(α)= -2.94×103 keV 3
Reference: 2012WA38

References:
  A  248Cm SF decay 

General Comments:

Identification through genetic means; observed 144Ce activity in the decay of 235U(n,F) E=th (1976Ah01)

Measured isotope shift: 1989Bo03

Theory: 1995Ba45, 1994Ma02, 1992Na07, 1988So08

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

Q-value: ΔQ(β-)=318 keV

Q-value: ΔS(n)=388 keV

Q-value: ΔS(p)=511 keV

Q-value: ΔQ(α)=594 keV









E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)Final Levels
     0.0A 0+ 1.15 s 20 
% β- = 100
    
   252.6A (2+)     252.6
  100
     0.0
0+
   644.3A (4+)     391.7
  100
   252.6
(2+)
  1132.2A (6+)     487.9
  100
   644.3
(4+)
  1688.0A (8+)     555.8
  100
  1132.2
(6+)
  2302.7A (10+)     614.7
  100
  1688.0
(8+)

Jπ(level): From g.s. band systematics

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Band Transitions:

E(level)
(keV)
Jπ(level) T1/2(level)E(γ)I(γ)Final Levels
Band 1 - GS band
     0.0 0+ 1.15 s 20 
% β- = 100
    
   252.6 (2+)     252.6
  100
     0.0
0+
   644.3 (4+)     391.7
  100
   252.6
(2+)
  1132.2 (6+)     487.9
  100
   644.3
(4+)
  1688.0 (8+)     555.8
  100
  1132.2
(6+)
  2302.7 (10+)     614.7
  100
  1688.0
(8+)

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     0.00+ 1.15 s 20 
% β- = 100
E(level): GS band.
   252.6(2+)   E(level): GS band.
   644.3(4+)   E(level): GS band.
  1132.2(6+)   E(level): GS band.
  1688.0(8+)   E(level): GS band.
  2302.7(10+)   E(level): GS band.

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