ENSDF Decay Data in the MIRD
(Medical Internal Radiation Dose) Format
for 237Pu

94-PLUTONIUM-237 94-PLUTONIUM-237M
Additional Views or Possible Data Parent Information

94-PLUTONIUM-237

Halflife = 45.2 Days May-1995 (EC), Aug-1990 (alpha)
Decay Modes: alpha, EC
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

alpha 1 2.1010-07 5.098 1.0710-06
alpha recoil 2.1010-07 8.67610-02 1.8210-08
alpha 2 2.6910-06 5.154 1.3910-05
alpha recoil 2.6910-06 8.77210-02 2.3610-07
alpha 3 2.1110-05 5.259 1.1110-04
alpha recoil 2.1110-05 8.95010-02 1.8910-06
alpha 4 5.1210-06 5.302 2.7210-05
alpha recoil 5.1210-06 9.02310-02 4.6210-07
alpha 5 1.8310-05 5.334 9.7510-05
alpha recoil 1.8310-05 9.07810-02 1.6610-06
alpha 6 7.2210-06 5.356 3.8710-05
alpha recoil 7.2210-06 9.11510-02 6.5810-07
alpha 7 8.8210-07 5.498 4.8510-06
alpha recoil 8.8210-07 9.35710-02 8.2510-08
alpha 8 1.5110-06 5.560 8.4110-06
alpha recoil 1.5110-06 9.46310-02 1.4310-07
alpha 9 3.0710-06 5.610 1.7210-05
alpha recoil 3.0710-06 9.54810-02 2.9310-07
alpha 10 2.9810-06 5.650 1.6810-05
alpha recoil 2.9810-06 9.61610-02 2.8710-07
gamma 1 2.2110-03 2.63410-02 5.8310-05
ce-L, gamma 1 1.3310-02 3.91810-03 a 5.2010-05
ce-M, gamma 1 3.5410-03 2.06210-02 a 7.3010-05
ce-L, gamma 3 1.0310-01 1.07710-02 a 1.1110-03
ce-M, gamma 3 2.6110-02 2.74710-02 a 7.1610-04
ce-L, gamma 5 4.8810-03 2.10010-02 a 1.0210-04
ce-M, gamma 5 1.2910-03 3.77010-02 a 4.8710-05
gamma 7 3.2810-02 5.95410-02 1.9510-03
ce-L, gamma 7 2.7610-02 3.71110-02 a 1.0210-03
ce-M, gamma 7 7.4110-03 5.38210-02 a 3.9910-04
ce-N+, gamma 7 3.0810-03 5.80410-02 a 1.7910-04
Kalpha1 X-ray 2.0510-01 1.01110-01 2.0710-02
Kalpha2 X-ray 1.2910-01 9.70810-02 1.2510-02
Kbeta X-ray 1.0110-01 1.14010-01 * 1.1510-02
L X-ray 4.5710-01 1.39010-02 * 6.3610-03
Auger-K 1.2810-02 7.43010-02 * 9.5210-04
Auger-L 4.3710-01 1.01010-02 * 4.4210-03

Listed X, gamma, and gamma Radiations 5.3110-02
Omitted X, gamma, and gamma Radiations** 4.0310-05
Listed beta, ce, and Auger Radiations 9.0710-03
Omitted beta, ce, and Auger Radiations** 1.3510-07
Listed alpha Radiations 3.3710-04
Listed Radiations 6.2510-02
Omitted Radiations** 4.0410-05

*   Average Energy (MeV).
a   Maximum Energy (MeV) for subshell.
** Each omitted transition contributes <0.100% to Sumof y(i)E(i).


Uranium-233 Daughter, yield 4.2010-05, is radioactive.
Neptunium-237 Daughter is radioactive.







94-PLUTONIUM-237M

Halflife = 0.18 Seconds Oct-1997
E(excitation) = 0.1455 MeV
Decay Mode: IT
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

gamma 1 1.9010-02 1.45510-01 2.7710-03
ce-K, gamma 1 3.9610-03 2.37310-02 9.4010-05
ce-L, gamma 1 6.8710-01 1.22410-01 a 8.4110-02
ce-M, gamma 1 2.0810-01 1.39610-01 a 2.9010-02
ce-N+, gamma 1 8.2010-02 1.44010-01 a 1.1810-02
Kalpha1 X-ray 1.8110-03 1.03810-01 1.8810-04
Kalpha2 X-ray 1.1410-03 9.95510-02 1.1410-04
Kbeta X-ray 8.9610-04 1.17010-01 * 1.0510-04
L X-ray 3.6010-01 1.43010-02 * 5.1410-03
Auger-K 1.1310-04 7.60010-02 * 8.6110-06
Auger-L 3.3010-01 1.03010-02 * 3.4010-03

Listed X, gamma, and gamma Radiations 8.3210-03
Listed beta, ce, and Auger Radiations 1.2810-01
Listed Radiations 1.3710-01

*   Average Energy (MeV).
a   Maximum Energy (MeV) for subshell.


Plutonium-237 Daughter is radioactive.





This program and the accompanying data base have been produced by the National Nuclear Data Center located at the Brookhaven National Laboratory, Upton, N.Y., USA, with funding from the U.S. Department of Energy. Neither the BNL nor the USDOE make any warranty or assume any legal responsibility for the contents of the data base.
Generated by MIRD Fri May 19 8:38:49 2000

Additional Views or Possible Data for the Parent 237Pu
CSISRS Experimental neutron-induced reaction data in the Exchange Format (EXFOR)
237Pu CS List production cross section datasets
ENSDF Evaluated Nuclear Structure Data File
ENSDF All decay datasets for the parent. Isotope Explorer may be used as a helper to view these data on Win95/98/NT platforms. (18.0 kbytes)
Table Simple HTML tables of information contained in the decay datasets (Est. size: 15.5 kbytes.)
Drawing PostScript file of the decay schemes in the Nuclear Data Sheets style (Est. size: 63.8 kbytes.)
MIRD PostScript files of the tables and decay schemes in the MIRD format
NSR Nuclear Science References
NuDat Nuclear Data File
Wallet Ground and metastable state properties
Radiations Decay Radiations

Parent Decays Feeding 237Pu
Parent Mode
237Pu IT
237Am beta+/EC
241Cm alpha