ENTRY 40686 20231010 421540686 0 1 SUBENT 40686001 20231010 421540686 1 1 BIB 11 26 40686 1 2 TITLE Radiochemical determination of the Al27(n,alpha)Na24 40686 1 3 reaction cross section for a neutron energy of 14.6 40686 1 4 MeV 40686 1 5 AUTHOR (P.M.Aron,S.S.Bugorkov,K.A.Petrzhak,A.V.Sorokina) 40686 1 6 REFERENCE (J,SJA,16,450,1964) 40686 1 7 (J,AE,16,370,1964) Issue 4. 40686 1 8 INSTITUTE (4RUSRI) 40686 1 9 FACILITY (NGEN,4RUSRI) Low-voltage neutron generator. 40686 1 10 INC-SOURCE (D-T) Deuteron energy 124 keV. 40686 1 11 SAMPLE Aluminum disks of 8 mm diameter, surface density 40686 1 12 13 mg/cm2,placed at distance 54.6 or 27.8 mm parallel 40686 1 13 to tritium target. 40686 1 14 METHOD (ACTIV) Irradiation time 3-6 hr. 40686 1 15 (CHSEP) Chromatographic separation of Na-24,without use40686 1 16 of carrier, from Al samples irradiated. 40686 1 17 (ASSOP) The neutron flux was determined from the count 40686 1 18 of alpha-particles at angle 135 deg. 40686 1 19 DETECTOR (SOLST) Silicon detector for alpha-particles. 40686 1 20 Detection efficiency > 99.5 %. 40686 1 21 (PROPC) End-window counter for Na-24 activity 40686 1 22 measurement. 40686 1 23 PART-DET (A,B-) 40686 1 24 HISTORY (19840109T) Converted from ENTRY 80078 40686 1 25 (20231010U) BIB information was updated. 40686 1 26 Upper -> lower case correction. 40686 1 27 Dates were corrected for 4-digits year. 40686 1 28 ENDBIB 26 0 40686 1 29 NOCOMMON 0 0 40686 1 30 ENDSUBENT 29 0 40686 199999 SUBENT 40686002 20231010 421540686 2 1 BIB 3 3 40686 2 2 REACTION (13-AL-27(N,A)11-NA-24,,SIG) 40686 2 3 ERR-ANALYS (DATA-ERR) Root-mean-square value of uncertainty. 40686 2 4 STATUS (TABLE,,P.M.Aron,J,SJA,16,450,1964) Text on page 452. 40686 2 5 ENDBIB 3 0 40686 2 6 NOCOMMON 0 0 40686 2 7 DATA 4 1 40686 2 8 EN EN-ERR DATA DATA-ERR 40686 2 9 MEV MEV MB MB 40686 2 10 14.6 0.15 106. 2.3 40686 2 11 ENDDATA 3 0 40686 2 12 ENDSUBENT 11 0 40686 299999 ENDENTRY 2 0 4068699999999