ENSDF Decay Data in the MIRD
(Medical Internal Radiation Dose) Format
for 154Eu

63-EUROPIUM-154 63-EUROPIUM-154M
Additional Views or Possible Data Parent Information

63-EUROPIUM-154

Halflife = 8.593 Years Dec-1998
Decay Modes: EC, beta-
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

beta- 3 2.8610-01 6.93010-02 * 1.9810-02
beta- 4 8.5110-03 8.74010-02 * 7.4410-04
beta- 6 1.6410-02 1.01410-01 * 1.6610-03
beta- 8 2.8710-03 1.29710-01 * 3.7210-04
beta- 10 3.6310-01 1.76210-01 * 6.4010-02
beta- 11 7.0710-03 2.25010-01 * 1.5910-03
beta- 12 2.9110-03 2.29510-01 * 6.6810-04
beta- 13 1.6810-01 2.76610-01 * 4.6510-02
beta- 14 3.5010-02 3.28110-01 * 1.1510-02
beta- 15 7.0010-03 4.01010-01 * 2.8110-03
beta- 16 1.9010-03 5.88010-01 * 1.1210-03
beta- 17 1.0010-01 6.95610-01 * 6.9610-02
gamma 3 4.0610-01 1.23110-01 4.9910-02
ce-K, gamma 3 2.6810-01 7.28310-02 1.9610-02
ce-L, gamma 3 1.6810-01 1.14710-01 a 1.9310-02
ce-M, gamma 3 3.9110-02 1.21210-01 a 4.7410-03
ce-N+, gamma 3 1.1010-02 1.22710-01 a 1.3510-03
gamma 20 6.9110-02 2.47910-01 1.7110-02
ce-K, gamma 20 5.6310-03 1.97710-01 1.1110-03
ce-L, gamma 20 1.5710-03 2.39610-01 a 3.7510-04
gamma 43 5.6210-03 4.44510-01 2.5010-03
gamma 55 2.6810-03 5.57610-01 1.5010-03
gamma 58 8.8910-03 5.82010-01 5.1710-03
gamma 59 4.9610-02 5.91810-01 2.9410-02
gamma 66 3.1810-03 6.25310-01 1.9910-03
gamma 74 1.7910-02 6.92410-01 1.2410-02
ce-K, gamma 74 7.3510-04 6.42210-01 4.7210-04
ce-L, gamma 74 1.0710-03 6.84010-01 a 7.3510-04
gamma 75 1.8810-03 7.15810-01 1.3510-03
gamma 76 2.0110-01 7.23310-01 1.4510-01
gamma 77 4.5410-02 7.56810-01 3.4410-02
gamma 82 5.1310-03 8.15510-01 4.1910-03
gamma 83 5.8810-03 8.45410-01 4.9710-03
gamma 84 2.4210-03 8.50610-01 2.0610-03
gamma 85 1.2210-01 8.73210-01 1.0710-01
ce-K, gamma 85 3.7910-04 8.23010-01 3.1210-04
gamma 87 5.1510-03 8.92810-01 4.6010-03
gamma 89 8.9310-03 9.04110-01 8.0710-03
gamma 93 1.0510-01 9.96310-01 1.0510-01
gamma 94 1.7910-01 1.005 1.8010-01
ce-K, gamma 94 4.1710-04 9.54510-01 3.9810-04
gamma 100 3.1810-03 1.129 3.5910-03
gamma 102 2.3610-03 1.141 2.6910-03
gamma 106 1.3310-03 1.242 1.6510-03
gamma 107 8.6410-03 1.246 1.0810-02
gamma 108 3.5010-01 1.274 4.4610-01
gamma 120 7.0010-03 1.494 1.0510-02
gamma 125 1.7910-02 1.596 2.8510-02
Kalpha1 X-ray 1.3210-01 4.30010-02 5.7010-03
Kalpha2 X-ray 7.3710-02 4.23110-02 3.1210-03
Kbeta X-ray 5.2910-02 4.87010-02 * 2.5810-03
Auger-K 1.8810-02 3.49010-02 * 6.5510-04
Auger-L 3.3610-01 4.84010-03 * 1.6210-03

Listed X, gamma, and gamma Radiations 1.23
Omitted X, gamma, and gamma Radiations** 1.5910-02
Listed beta, ce, and Auger Radiations 5.0610-02
Omitted beta, ce, and Auger Radiations** 1.7110-03
Listed Radiations 1.28
Omitted Radiations** 1.7610-02

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


Samarium-154 Daughter, yield 2.0010-04, is stable.
Gadolinium-154 Daughter, yield 1.00, is stable.







63-EUROPIUM-154M

Halflife = 46.0 Minutes Dec-1998
E(excitation) = 0.1453 MeV
Decay Mode: IT
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

gamma 1 4.2210-01 9.10010-04 3.8410-04
gamma 2 2.5910-02 7.10010-03 1.8410-04
gamma 3 1.18 8.60010-03 1.0210-02
gamma 4 1.3010-01 9.30010-03 1.2010-03
gamma 5 8.8810-03 2.75110-02 2.4410-04
ce-L, gamma 5 9.3210-02 1.94610-02 a 1.8110-03
ce-M, gamma 5 2.0210-02 2.57110-02 a 5.1810-04
gamma 6 1.0710-02 2.87810-02 3.0910-04
ce-L, gamma 6 1.2810-02 2.07310-02 a 2.6610-04
ce-M, gamma 6 2.7710-03 2.69810-02 a 7.4710-05
gamma 7 5.5510-02 3.17810-02 1.7610-03
ce-L, gamma 7 3.7510-01 2.37310-02 a 8.8910-03
ce-M, gamma 7 8.0810-02 2.99810-02 a 2.4210-03
ce-L, gamma 8 1.7110-01 2.45610-02 a 4.2010-03
ce-M, gamma 8 3.9910-02 3.08110-02 a 1.2310-03
gamma 9 1.2610-01 3.58010-02 4.5010-03
ce-L, gamma 9 7.0710-01 2.77510-02 a 1.9610-02
ce-M, gamma 9 1.5510-01 3.40010-02 a 5.2610-03
gamma 10 3.7010-01 6.81710-02 2.5210-02
ce-K, gamma 10 2.4610-01 1.96510-02 4.8410-03
ce-L, gamma 10 3.9010-02 6.01210-02 a 2.3410-03
ce-M, gamma 10 8.3210-03 6.63710-02 a 5.5310-04
ce-N+, gamma 10 2.2610-03 6.78110-02 a 1.5310-04
gamma 11 2.6610-01 1.00910-01 2.6910-02
ce-K, gamma 11 6.2610-02 5.23610-02 3.2810-03
ce-L, gamma 11 9.2710-03 9.28310-02 a 8.6110-04
ce-M, gamma 11 1.9710-03 9.90810-02 a 1.9510-04
Kalpha1 X-ray 1.4710-01 4.15410-02 6.1210-03
Kalpha2 X-ray 8.1610-02 4.09010-02 3.3410-03
Kbeta X-ray 5.8410-02 4.70010-02 * 2.7410-03
L X-ray 2.8210-01 5.85010-03 * 1.6510-03
Auger-K 2.1810-02 3.37010-02 * 7.3510-04
Auger-L 1.39 4.69010-03 * 6.5110-03

Listed X, gamma, and gamma Radiations 8.4710-02
Omitted X, gamma, and gamma Radiations** 2.6510-05
Listed beta, ce, and Auger Radiations 6.3810-02
Omitted beta, ce, and Auger Radiations** 5.6210-05
Listed Radiations 1.4810-01
Omitted Radiations** 8.2810-05

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


Europium-154 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 Wed May 17 9:28:57 2000

Additional Views or Possible Data for the Parent 154Eu
CSISRS Experimental neutron-induced reaction data in the Exchange Format (EXFOR)
154Eu 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. (66.5 kbytes)
Table Simple HTML tables of information contained in the decay datasets (Est. size: 57.5 kbytes. Est. time to generate: 6 seconds.)
Drawing PostScript file of the decay schemes in the Nuclear Data Sheets style (Est. size: 236.5 kbytes. Est. time to generate: 5 seconds.)
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 154Eu
Parent Mode
154Eu IT