ENSDF Decay Data in the MIRD
(Medical Internal Radiation Dose) Format
for 242Am

95-AMERICIUM-242 95-AMERICIUM-242M
Additional Views or Possible Data Parent Information

95-AMERICIUM-242

Halflife = 16.02 Hours Aug-1985
Decay Modes: EC, beta-
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

gamma 1 1.3810-04 4.45210-02 6.1610-06
Kalpha1 X-ray 5.7410-02 1.03810-01 5.9610-03
Kalpha2 X-ray 3.6310-02 9.95510-02 3.6110-03
Kbeta X-ray 2.8410-02 1.17010-01 * 3.3310-03
L X-ray 6.9910-02 1.43010-02 * 9.9910-04
Auger-K 3.6010-03 7.60010-02 * 2.7310-04
Auger-L 6.4210-02 1.03010-02 * 6.6110-04
beta- 1 3.8010-01 1.85210-01 * 7.0510-02
beta- 2 3.0610-01 1.99510-01 * 6.1010-02
gamma 1 3.8310-04 4.21310-02 1.6110-05

Listed X, gamma, and gamma Radiations 1.3910-02
Listed beta, ce, and Auger Radiations 1.3210-01
Listed Radiations 1.4610-01

*   Average Energy (MeV).


Plutonium-242 Daughter, yield 1.7310-01, is radioactive.
Curium-242 Daughter, yield 8.2710-01, is radioactive.







95-AMERICIUM-242M

Halflife = 141 Years Aug-1985 (IT), Aug-1988 (alpha)
E(excitation) = 0.0486 MeV
Decay Modes: alpha, IT
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

alpha 3 1.0110-05 5.062 5.1110-05
alpha recoil 1.0110-05 8.56610-02 8.6510-07
alpha 5 8.7210-06 5.087 4.4410-05
alpha recoil 8.7210-06 8.60710-02 7.5110-07
alpha 6 2.6710-04 5.142 1.3710-03
alpha recoil 2.6710-04 8.70010-02 2.3210-05
alpha 10 4.1210-03 5.207 2.1510-02
alpha recoil 4.1210-03 8.81010-02 3.6310-04
alpha 12 5.0510-06 5.246 2.6510-05
alpha recoil 5.0510-06 8.87610-02 4.4810-07
alpha 14 3.9510-05 5.271 2.0810-04
alpha recoil 3.9510-05 8.91810-02 3.5210-06
alpha 15 3.1710-05 5.313 1.6810-04
alpha recoil 3.1710-05 8.98910-02 2.8510-06
alpha 16 5.3710-05 5.365 2.8810-04
alpha recoil 5.3710-05 9.07810-02 4.8810-06
alpha 17 4.7710-05 5.408 2.5810-04
alpha recoil 4.7710-05 9.15010-02 4.3710-06
alpha 18 6.4310-06 5.456 3.5110-05
alpha recoil 6.4310-06 9.23210-02 5.9310-07
gamma 2 1.8810-03 4.93710-02 9.2910-05
gamma 1 9.9510-01 4.86310-02 4.8410-02

Listed X, gamma, and gamma Radiations 4.8510-02
Omitted X, gamma, and gamma Radiations** 1.7210-04
Listed alpha Radiations 2.3910-02
Omitted alpha Radiations** 3.5110-05
Listed Radiations 7.2410-02
Omitted Radiations** 2.0710-04

** Each omitted transition contributes <0.100% to Sumof y(i)E(i).


Neptunium-238 Daughter, yield 4.5910-03, is radioactive.
Americium-242 Daughter, yield 9.9510-01, 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 8:50:11 2000

Additional Views or Possible Data for the Parent 242Am
CSISRS Experimental neutron-induced reaction data in the Exchange Format (EXFOR)
242Am CS List production cross section datasets
242mAm 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. (15.3 kbytes)
Table Simple HTML tables of information contained in the decay datasets (Est. size: 13.2 kbytes.)
Drawing PostScript file of the decay schemes in the Nuclear Data Sheets style (Est. size: 54.3 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 242Am
Parent Mode
242Am IT