ENSDF Decay Data in the MIRD
(Medical Internal Radiation Dose) Format
for 177Lu

71-LUTETIUM-177 71-LUTETIUM-177M
Additional Views or Possible Data Parent Information

71-LUTETIUM-177

Halflife = 6.73 Days May-1993
Decay Mode: beta-
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

beta- 1 1.2210-01 4.75010-02 * 5.8010-03
beta- 3 9.1010-02 1.11510-01 * 1.0110-02
beta- 4 7.8610-01 1.49210-01 * 1.1710-01
gamma 1 1.5410-03 7.16510-02 1.1010-04
gamma 2 6.4010-02 1.12910-01 7.2310-03
ce-K, gamma 2 5.2510-02 4.76010-02 2.5010-03
ce-L, gamma 2 7.0410-02 1.01710-01 a 7.1610-03
ce-M, gamma 2 1.7410-02 1.10310-01 a 1.9210-03
ce-N+, gamma 2 5.0010-03 1.12410-01 a 5.6210-04
gamma 3 4.8010-04 1.36710-01 6.5610-05
gamma 4 1.1010-01 2.08410-01 2.2910-02
ce-K, gamma 4 5.9410-03 1.43010-01 8.5010-04
ce-L, gamma 4 1.0010-03 1.97110-01 a 1.9710-04
gamma 5 2.1210-03 2.49710-01 5.2910-04
gamma 6 2.1910-03 3.21310-01 7.0410-04
Kalpha1 X-ray 2.8710-02 5.57910-02 1.6010-03
Kalpha2 X-ray 1.6410-02 5.46110-02 8.9610-04
Kbeta X-ray 1.2010-02 6.32010-02 * 7.6010-04
L X-ray 3.1710-02 7.90010-03 * 2.5010-04
Auger-L 9.0110-02 6.18010-03 * 5.5710-04

Listed X, gamma, and gamma Radiations 3.5110-02
Listed beta, ce, and Auger Radiations 1.4710-01
Omitted beta, ce, and Auger Radiations** 3.9410-04
Listed Radiations 1.8210-01
Omitted Radiations** 3.9410-04

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


Hafnium-177 Daughter is stable.





71-LUTETIUM-177M

Halflife = 160.4 Days May-1993
E(excitation) = 0.9702 MeV
Decay Modes: IT, beta-
Radiations


y(i)
(Bq-s)-1


E(i)
(MeV)


y(i)E(i)

ce-K, gamma 1 1.3810-02 5.25510-02 7.2710-04
ce-L, gamma 1 1.4210-01 1.05010-01 a 1.4910-02
ce-M, gamma 1 3.6910-02 1.13410-01 a 4.1910-03
ce-N+, gamma 1 1.0510-02 1.15410-01 a 1.2110-03
gamma 2 5.9110-02 1.21610-01 7.1910-03
ce-K, gamma 2 9.1110-02 5.83110-02 5.3110-03
ce-L, gamma 2 2.2710-02 1.10810-01 a 2.5110-03
ce-M, gamma 2 5.3210-03 1.19110-01 a 6.3410-04
gamma 3 3.5110-02 1.47210-01 5.1710-03
ce-K, gamma 3 3.1610-02 8.38510-02 2.6510-03
ce-L, gamma 3 6.9210-03 1.36310-01 a 9.4310-04
gamma 4 4.8110-02 1.71910-01 8.2610-03
ce-K, gamma 4 2.7410-02 1.08510-01 2.9810-03
ce-L, gamma 4 5.7210-03 1.61010-01 a 9.2110-04
gamma 5 8.4210-03 1.95610-01 1.6510-03
ce-K, gamma 5 3.6210-03 1.32210-01 4.7910-04
gamma 6 3.2810-02 2.18110-01 7.1610-03
ce-K, gamma 6 9.9410-03 1.54810-01 1.5410-03
ce-L, gamma 6 1.8010-03 2.07210-01 a 3.7310-04
gamma 7 3.4310-02 2.68810-01 9.2110-03
ce-K, gamma 7 2.5110-03 2.05510-01 5.1510-04
gamma 8 1.0510-01 3.19010-01 3.3410-02
ce-K, gamma 8 4.8010-03 2.55710-01 1.2310-03
ce-L, gamma 8 1.4610-03 3.08210-01 a 4.5110-04
gamma 9 3.1510-02 3.67410-01 1.1610-02
ce-K, gamma 9 9.9210-04 3.04110-01 3.0210-04
gamma 10 1.7410-01 4.13710-01 7.1910-02
ce-K, gamma 10 4.0310-03 3.50310-01 1.4110-03
ce-L, gamma 10 9.9710-04 4.02810-01 a 4.0210-04
Kalpha1 X-ray 9.0710-02 5.40710-02 4.9110-03
Kalpha2 X-ray 5.1710-02 5.29710-02 2.7410-03
Kbeta X-ray 3.7810-02 6.13010-02 * 2.3210-03
Auger-K 9.6010-03 4.35010-02 * 4.1810-04
Auger-L 2.5610-01 6.02010-03 * 1.5410-03
beta- 1 7.8610-01 4.05010-02 * 3.1810-02
gamma 6 1.2310-01 1.05410-01 1.3010-02
ce-K, gamma 6 3.3510-01 4.00110-02 1.3410-02
ce-L, gamma 6 7.2310-02 9.40910-02 a 6.8110-03
ce-M, gamma 6 1.6810-02 1.02810-01 a 1.7310-03
ce-N+, gamma 6 4.9510-03 1.04810-01 a 5.1910-04
gamma 7 2.0410-01 1.12910-01 2.3110-02
ce-K, gamma 7 1.6710-01 4.76010-02 7.9710-03
ce-L, gamma 7 2.2510-01 1.01710-01 a 2.2810-02
ce-M, gamma 7 5.5510-02 1.10310-01 a 6.1310-03
ce-N+, gamma 7 1.5910-02 1.12410-01 a 1.7910-03
gamma 9 1.5510-01 1.28510-01 2.0010-02
ce-K, gamma 9 2.3810-01 6.31510-02 1.5010-02
ce-L, gamma 9 4.7410-02 1.17210-01 a 5.5510-03
ce-M, gamma 9 1.0910-02 1.25910-01 a 1.3710-03
ce-N+, gamma 9 3.2310-03 1.28010-01 a 4.1310-04
gamma 10 1.4010-02 1.36710-01 1.9110-03
ce-K, gamma 10 7.8210-03 7.13710-02 5.5810-04
ce-L, gamma 10 6.3010-03 1.25510-01 a 7.9010-04
gamma 11 9.0910-03 1.45810-01 1.3310-03
gamma 12 1.6910-01 1.53310-01 2.5910-02
ce-K, gamma 12 1.6110-01 8.79310-02 1.4110-02
ce-L, gamma 12 2.8910-02 1.42010-01 a 4.1110-03
ce-M, gamma 12 6.6010-03 1.50710-01 a 9.9410-04
ce-N+, gamma 12 1.9510-03 1.52710-01 a 2.9710-04
gamma 14 1.2610-01 1.74410-01 2.2010-02
ce-K, gamma 14 8.3810-02 1.09010-01 9.1310-03
ce-L, gamma 14 1.4510-02 1.63110-01 a 2.3710-03
ce-M, gamma 14 3.2910-03 1.71810-01 a 5.6610-04
gamma 15 3.4310-02 1.77010-01 6.0710-03
ce-K, gamma 15 2.3210-03 1.11610-01 2.5910-04
gamma 17 1.3810-01 2.04110-01 2.8310-02
ce-K, gamma 17 5.9110-02 1.38810-01 8.2110-03
ce-L, gamma 17 9.9610-03 1.92810-01 a 1.9210-03
ce-M, gamma 17 2.2710-03 2.01510-01 a 4.5810-04
gamma 18 5.7710-01 2.08410-01 1.2010-01
ce-K, gamma 18 3.1110-02 1.43010-01 4.4510-03
ce-L, gamma 18 5.2510-03 1.97110-01 a 1.0310-03
gamma 19 6.5910-02 2.14410-01 1.4110-02
ce-K, gamma 19 2.4910-02 1.49110-01 3.7210-03
ce-L, gamma 19 4.0910-03 2.03210-01 a 8.3210-04
gamma 20 3.7010-01 2.28510-01 8.4510-02
ce-K, gamma 20 4.3310-02 1.63110-01 7.0610-03
ce-L, gamma 20 1.9910-02 2.17210-01 a 4.3310-03
ce-M, gamma 20 4.8410-03 2.25910-01 a 1.0910-03
ce-N+, gamma 20 1.3710-03 2.27910-01 a 3.1210-04
gamma 21 5.5810-02 2.33910-01 1.3010-02
ce-K, gamma 21 6.0810-03 1.68510-01 1.0210-03
ce-L, gamma 21 2.7410-03 2.22610-01 a 6.0910-04
gamma 23 6.1410-02 2.49710-01 1.5310-02
ce-K, gamma 23 5.6010-03 1.84310-01 1.0310-03
ce-L, gamma 23 2.3310-03 2.38410-01 a 5.5510-04
gamma 24 1.4110-01 2.81810-01 3.9910-02
ce-K, gamma 24 9.2710-03 2.16410-01 2.0110-03
ce-L, gamma 24 3.3710-03 2.70510-01 a 9.1110-04
gamma 25 4.0310-03 2.83410-01 1.1410-03
gamma 26 1.0210-02 2.91410-01 2.9710-03
gamma 27 8.2510-03 2.92510-01 2.4110-03
gamma 28 5.0810-02 2.96510-01 1.5010-02
ce-K, gamma 28 2.8910-03 2.31110-01 6.6910-04
ce-L, gamma 28 1.0010-03 2.85210-01 a 2.8510-04
gamma 29 1.8010-02 2.99110-01 5.3810-03
gamma 30 1.8210-02 3.05510-01 5.5610-03
gamma 31 1.2610-02 3.13710-01 3.9510-03
gamma 32 1.2010-02 3.21310-01 3.8710-03
gamma 33 1.8110-01 3.27710-01 5.9210-02
ce-K, gamma 33 7.8810-03 2.62310-01 2.0710-03
ce-L, gamma 33 2.4610-03 3.16410-01 a 7.7710-04
gamma 34 1.6910-02 3.41610-01 5.7610-03
gamma 35 2.9710-01 3.78510-01 1.1310-01
ce-K, gamma 35 8.9210-03 3.13210-01 2.7910-03
ce-L, gamma 35 2.4510-03 3.67210-01 a 9.0010-04
gamma 36 3.1310-02 3.85010-01 1.2110-02
gamma 37 2.1310-01 4.18510-01 8.9010-02
ce-K, gamma 37 4.9310-03 3.53210-01 1.7410-03
ce-L, gamma 37 1.2510-03 4.07310-01 a 5.1010-04
gamma 38 4.2810-03 4.26510-01 1.8210-03
gamma 39 2.3510-02 4.65810-01 1.0910-02
Kalpha1 X-ray 5.7910-01 5.57910-02 3.2310-02
Kalpha2 X-ray 3.3110-01 5.46110-02 1.8110-02
Kbeta X-ray 2.4210-01 6.32010-02 * 1.5310-02
L X-ray 3.8010-01 7.90010-03 * 3.0010-03
Auger-K 5.8910-02 4.48010-02 * 2.6410-03
Auger-L 1.08 6.18010-03 * 6.6810-03

Listed X, gamma, and gamma Radiations 9.9410-01
Omitted X, gamma, and gamma Radiations** 4.4510-03
Listed beta, ce, and Auger Radiations 2.5310-01
Omitted beta, ce, and Auger Radiations** 6.2610-03
Listed Radiations 1.25
Omitted Radiations** 1.0710-02

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


Lutetium-177 Daughter, yield 2.1710-01, is radioactive.
Hafnium-177 Daughter, yield 7.8310-01, is stable.







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 Thu May 18 8:40:47 2000

Additional Views or Possible Data for the Parent 177Lu
CSISRS Experimental neutron-induced reaction data in the Exchange Format (EXFOR)
177Lu CS List production cross section datasets
177mLu 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. (23.5 kbytes)
Table Simple HTML tables of information contained in the decay datasets (Est. size: 20.3 kbytes.)
Drawing PostScript file of the decay schemes in the Nuclear Data Sheets style (Est. size: 83.5 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 177Lu
Parent Mode
177Yb beta-
177Lu IT