NuDat 2.6
  Levels and Gammas Search
Ground and excited states (energy, T1/2
spin/parity, decay modes), gamma rays
(energy, intensity, multipolarity, coinc.)
Nuclear Wallet Cards Search 
Latest Ground and isomeric
states properties
Decay Radiation Search
Radiation type, energy,
intensity and dose
following nuclear decay
Search and plot nuclear structure
and decay data interactively. More.
Color code Half-life Decay Mode Qβ- QEC Qβ+ Sn Sp Qα S2n S2p Q2β- Q2EC QECp Qβ-n
Qβ-2n BE/A (BE-LDM Fit)/A E1st ex. st. E2+ E3- E4+ E4+/E2+ β2 B(E2)42/B(E2)20 σ(n,γ) σ(n,F) 235U FY 239Pu FY 252Cf FY
Ground and isomeric state information for  
140
58
Ce
E(level) (MeV)Δ(MeV)T1/2 Abundance Decay Modes
0.00+ -88.0786STABLE 88.450% 51 
A list of levels and a level scheme are available
       
     
 
     
       
Tooltips
On
Off
Zoom
 1 
 2 
 3 
 4 
 5 
 6 
 7 
Uncertainty
NDS
Standard
Screen
Size
Narrow
Wide
Nucleus
Seconds
  > 10+15     10-01
  10+10     10-02
  10+07     10-03
  10+05     10-04
  10+04     10-05
  10+03     10-06
  10+02     10-07
  10+01     10-15
  10+00     < 10-15
  unknown

NNDC ENSDF NSR
Nuclear Wallet Cards

This site is better seen using the latest version of internet browsers.
Database Manager and Web Programming: Alejandro Sonzogni, NNDC, Brookhaven National Laboratory, sonzogni@bnl.gov
Data Source: National Nuclear Data Center, Brookhaven National Laboratory, based on ENSDF and the Nuclear Wallet Cards.