ENTRY 33154 20210424 32013315400000001 SUBENT 33154001 20210424 32013315400100001 BIB 14 63 3315400100002 TITLE Neutron radiative capture cross section for sodium 3315400100003 with covariance analysis 3315400100004 AUTHOR (A.Gandhi, A.Sharma, R.Pachuau, B.Lalremruata, M.Mehta,3315400100005 P.N.Patil, S.V.Suryanarayana, L.S.Danu, B.K.Nayak, 3315400100006 A.Kumar) 3315400100007 INSTITUTE (3INDBHU,3INDKUD,3INDTRM) 3315400100008 (3INDIND) Mizoram University, Tanhril, Aizwal 3315400100009 (3INDIND) Institute for Plasma Research, Gandhinagar 3315400100010 REFERENCE (J,EPJ/A,57,1,2021) 3315400100011 FACILITY (VDGT,3INDTRM) 6-MV Folded Tandem Ion Accelerator 3315400100012 SAMPLE A pure chemical compound Na2CO3 powder having 3315400100013 thickness 0.7 cm are used in the pellet form having a 3315400100014 circular shape of diameter 1 cm packed into the 3315400100015 polyethylene bag. 3315400100016 The In foil was used as a thin metal sheet of thickness3315400100017 0.05 cm wrapped in a pure aluminum foil. 3315400100018 DETECTOR (HPGE) The induced activity of the product nuclides 3315400100019 were measured using a pre-calibrated lead-shielded 3315400100020 185-cc high purity germanium detector having 30% 3315400100021 relative efficiency. 3315400100022 The energy resolution of the detector is 1.8 keV at 3315400100023 1.33 MeV gamma-ray energy. 3315400100024 METHOD (ACTIV) The neutron irradiation was generally 6 h 3315400100025 along, with an interval of 3 to 4 h as a cooling time 3315400100026 before counting the induced gamma-ray activity in the 3315400100027 sodium and the cooling time for the indium sample was 3315400100028 about 1 h long. 3315400100029 INC-SOURCE (P-LI7) Protons (Ep = 2.6, 4.0 and 5.0 MeV, 3315400100030 energy spread 0.02 MeV, beam current 90-100 nA) 3315400100031 bombarded on a natural 7Li metallic target. 3315400100032 The distance between the 7Li-target and the activation 3315400100033 sample was 10 mm. 3315400100034 CORRECTION Corrected for 3315400100035 -Low energy 7Li(p,n0)7Be neutron background, 3315400100036 -gamma-ray self-attenuation. 3315400100037 ERR-ANALYS (ERR-T) Total uncertainty 3315400100038 (MONIT-ERR,,,P) Standard cross section, In 3315400100039 (ERR-1,,,F) Time factor, Na 3315400100040 (ERR-2,,,F) Time factor, In 3315400100041 (ERR-3,,,F) Efficiency ratio 3315400100042 (ERR-4,,,F) Gamma-ray intensity, Na 3315400100043 (ERR-5,,,F) Gamma-ray intensity, In 3315400100044 (ERR-6,,,F) Isotopic abundance, In 3315400100045 (ERR-7,,,U) Number of atoms, Na 3315400100046 (ERR-8,,,U) Number of atoms, In 3315400100047 (ERR-9,,,U) Counts, Na 3315400100048 (ERR-10,,,U) Counts, In 3315400100049 (ERR-11,,,U) Low energy neutron background, Na 3315400100050 (ERR-12,,,U) Low energy neutron background, In 3315400100051 (ERR-13,,,F) Gamma-ray self attenuation, Na 3315400100052 (ERR-14,,,F) Gamma-ray self attenuation, In 3315400100053 COVARIANCE (XY,3,EN,MEV) 3315400100054 0.61 2.11 3.13 3315400100055 (Z,6,NO-DIM,COR:ERR-T) 3315400100056 1.0000 3315400100057 0.2622 1.0000 3315400100058 0.2619 0.2707 1.0000 3315400100059 (Z,6,NO-DIM,MONIT-ERR) 3315400100060 1.0000 3315400100061 0.2759 1.0000 3315400100062 0.2982 0.3390 1.0000 3315400100063 STATUS (TABLE) Table 12 of Eur. Phys. J. A 57 (2021) 1 3315400100064 HISTORY (20210424C) A.Gandhi 3315400100065 ENDBIB 63 0 3315400100066 NOCOMMON 0 0 3315400100067 ENDSUBENT 66 0 3315400199999 SUBENT 33154002 20210424 32013315400200001 BIB 4 4 3315400200002 REACTION (11-NA-23(N,G)11-NA-24,,SIG) 3315400200003 DECAY-DATA (11-NA-24,14.997HR,DG,1368.62,0.999936) 3315400200004 MONITOR (49-IN-115(N,INL)49-IN-115-M,,SIG) 3315400200005 DECAY-MON (49-IN-115-M,4.486HR,DG,336.24,0.459) 3315400200006 ENDBIB 4 0 3315400200007 COMMON 6 3 3315400200008 ERR-3 ERR-4 ERR-5 ERR-6 ERR-13 ERR-14 3315400200009 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3315400200010 4.3828 0.0015 0.2178 0.0522 0.2320 0.12693315400200011 ENDCOMMON 3 0 3315400200012 DATA 14 3 3315400200013 EN EN-RSL-HW DATA ERR-T ERR-1 ERR-2 3315400200014 ERR-7 ERR-8 ERR-9 ERR-10 ERR-11 ERR-12 3315400200015 MONIT MONIT-ERR 3315400200016 MEV MEV B PER-CENT PER-CENT PER-CENT 3315400200017 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3315400200018 B PER-CENT 3315400200019 0.61 0.01 0.000140 17.7 0.0038 0.02283315400200020 0.0208 0.0406 14.7612 8.1622 1.1196 0.02113315400200021 0.01303 3.3000 3315400200022 2.11 0.02 0.000218 17.1 0.0066 0.02153315400200023 0.0198 0.0545 15.8450 3.8760 0.0969 0.57883315400200024 0.29587 2.6329 3315400200025 3.13 0.02 0.000151 14.3 0.0020 0.02263315400200026 0.0206 0.0406 13.3333 1.3921 0.1684 0.47663315400200027 0.33842 2.3757 3315400200028 ENDDATA 15 0 3315400200029 ENDSUBENT 28 0 3315400299999 ENDENTRY 2 0 3315499999999