ENTRY 41569 20140902 41654156900000001
SUBENT 41569001 20140902 41654156900100001
BIB 10 26 4156900100002
INSTITUTE (4RUSNIR) 4156900100003
REFERENCE (J,RAK,54,(4),352,2012) 4156900100004
(J,RDC,54,(4),383,2012) Engl.translation of J,RAK,54 4156900100005
#doi:10.1134/S1066362212040121 4156900100006
AUTHOR (R.A.Kuznetsov,P.S.Butkalyuk,V.A.Tarasov,A.Yu.Baranov, 4156900100007
I.L.Butkalyuk,E.G.Romanov,V.N.Kupriyanov,E.V.Kazakova) 4156900100008
TITLE Yields of activation products in Ra-226 irradiation in 4156900100009
the high-flux SM reactor. 4156900100010
FACILITY (REAC,4RUSNIR) SM-reactor. 4156900100011
INC-SOURCE (REAC) 4156900100012
INC-SPECT Thermal neutron flux 1.5E+15 1/cm**2/sec. 4156900100013
MCNP determined: thermal flux - 1.51E+15, 4156900100014
resonance neutrons 1.32E+14, fast neutrons - 1.34E+15. 4156900100015
Neutron gas temperature 493 K. 4156900100016
METHOD (ACTIV) 25 effective days irradiation in the neutron 4156900100017
trap of SM-reactor, 17 days cooling. 4156900100018
(CHSEP) Ra activation products were chemically 4156900100019
isolated. 4156900100020
(ASPEC) Alpha spectroscopy, 4156900100021
(GSPEC) gamma spectroscopy, 4156900100022
(MASSP) mass spectrometry 4156900100023
for yields determination. 4156900100024
SAMPLE 3.16 mg of Ra-226CO(3) contain 2.5 mg of Ra-226. 4156900100025
Placed in quartz capsule. 4156900100026
HISTORY (20130307C) M.M. 4156900100027
(20140901A) Ra-226 -> Ra-227 in REACTION. 4156900100028
ENDBIB 26 0 4156900100029
COMMON 1 3 4156900100030
KT-K 4156900100031
K 4156900100032
493. 4156900100033
ENDCOMMON 3 0 4156900100034
ENDSUBENT 33 0 4156900199999
SUBENT 41569002 20140902 41654156900200001
BIB 5 13 4156900200002
REACTION (88-RA-227(N,G)88-RA-228,,SIG,,SPA) 4156900200003
DECAY-DATA (88-RA-227,42.2MIN) 4156900200004
(88-RA-228,5.7YR) 4156900200005
ADD-RES Activities of major components in irradiated Ra target:4156900200006
Isotope Yield,Bq [mCi] 4156900200007
Ac-227 (1.9+-0.2)*10**8 [5.1+-0.5] 4156900200008
Th-228 (3.8+-0.26)*10**9 [103+-7] 4156900200009
Th-229 (1.4+-0.2)*10**5 [0.0039+-0.0006] 4156900200010
Th-230 (2.8+-0.2)*10**-3 [(7.63+-0.58)*10**-5] 4156900200011
Ra-228 (6.7+-1.1)*10**7 [1.8+-0.3] 4156900200012
STATUS (TABLE) Text of abstract in J,RAK,54,(4),352,2012 4156900200013
(PRELM) Preliminary data . 4156900200014
HISTORY (20140901A) Ra-226 -> Ra-227 in REACTION. 4156900200015
ENDBIB 13 0 4156900200016
NOCOMMON 0 0 4156900200017
DATA 1 1 4156900200018
DATA-APRX 4156900200019
B 4156900200020
1.5E+3 4156900200021
ENDDATA 3 0 4156900200022
ENDSUBENT 21 0 4156900299999
ENDENTRY 2 0 4156999999999