ENTRY 40493 20211227 42034049300000001 SUBENT 40493001 20211227 42034049300100001 BIB 12 33 4049300100002 INSTITUTE (4RUSKUR) 4049300100003 REFERENCE (R,YFI-27,4,1979) 4049300100004 (C,73KIEV,4,63,1973) Preliminary results on Fig. 4049300100005 No INDC(CCP) rep. for 73KIEV and YFI-27. 4049300100006 AUTHOR (M.V.Savin,Yu.A.Khokhlov,V.N.Ludin) 4049300100007 TITLE Average number of prompt neutrons 4049300100008 at the U-235 fission by the neutrons 4049300100009 in the energy interval 0.2 - 1.0 MeV 4049300100010 FACILITY (LINAC) 4049300100011 SAMPLE (92-U-235,ENR=0.90) U-235 content is 90.% 4049300100012 U-235 layers of 80 mm diameter on both sides of Al 4049300100013 backing of 0.2 mm thickness. 4049300100014 METHOD (TOF) Resolution 1 nsec/m. 4049300100015 4 series. ~10**5 fission counts statistics. 4049300100016 DETECTOR (FISCH) Multilayer U-235 ( 2 gram ) fission chamber. 4049300100017 Working gas - methane at 2.5 - 3 atm pressure. 4049300100018 FF detection efficiency 80%. 4049300100019 (STANK) Liquid scintillation detector for neutrons and 4049300100020 gammas detection. Placed at 35 m distance from sample. 4049300100021 Neutrons registration efficiency ~60.%. 4049300100022 MONITOR (98-CF-252(0,F),PR,NU) 4049300100023 STATUS (APRVD) Savin, 1982-10 4049300100024 (TABLE) 4049300100025 ERR-ANALYS (ERR-1) Error due to the detector efficiency 4049300100026 (ERR-T) Total uncertainty 4049300100027 HISTORY (19830222C) 4049300100028 (20211227A) M.M. Correction for current rules and 4049300100029 dictionaries. NO-DIM -> PRT/FIS. 4049300100030 MONIT-ERR=0. was deleted. 4049300100031 (N,F) -> (0,F) in MONITOR reaction. 4049300100032 YFI-27,4,1979 is not available for checking. 4049300100033 TABLE is added according to a comment in free text of 4049300100034 STATUS. 4049300100035 ENDBIB 33 0 4049300100036 COMMON 2 3 4049300100037 MONIT ERR-1 4049300100038 PRT/FIS PER-CENT 4049300100039 3.756 0.5 4049300100040 ENDCOMMON 3 0 4049300100041 ENDSUBENT 40 0 4049300199999 SUBENT 40493002 20211227 42034049300200001 BIB 3 8 4049300200002 REACTION (92-U-235(N,F),PR,NU) 4049300200003 REL-REF (A,20568002,M.Soleilhac+,C,70HELSINKI,2,145,1970) 4049300200004 Published as STI/PUB/259 by IAEA, 1970. 4049300200005 Agree in 0.2-0.7 MeV region, lower at > 0.7 MeV region.4049300200006 (A,40058004,M.V.Savin+,C,70HELSINKI,2,157,1970) 4049300200007 STATUS (TABLE) From Savin, 1982-10. 4049300200008 Prelim.data are on Fig.2 of 4049300200009 Conf.Proc.73KIEV,v.4,p.63,1973 4049300200010 ENDBIB 8 0 4049300200011 NOCOMMON 0 0 4049300200012 DATA 3 34 4049300200013 EN DATA ERR-T 4049300200014 MEV PRT/FIS PRT/FIS 4049300200015 0.198 2.469 0.027 4049300200016 0.212 2.435 0.026 4049300200017 0.235 2.422 0.026 4049300200018 0.262 2.392 0.026 4049300200019 0.282 2.468 0.027 4049300200020 0.305 2.475 0.027 4049300200021 0.332 2.404 0.026 4049300200022 0.363 2.486 0.027 4049300200023 0.385 2.471 0.027 4049300200024 0.399 2.468 0.027 4049300200025 0.414 2.494 0.027 4049300200026 0.430 2.520 0.027 4049300200027 0.447 2.442 0.026 4049300200028 0.465 2.412 0.026 4049300200029 0.484 2.454 0.026 4049300200030 0.504 2.418 0.026 4049300200031 0.525 2.492 0.027 4049300200032 0.557 2.511 0.030 4049300200033 0.579 2.513 0.032 4049300200034 0.606 2.494 0.031 4049300200035 0.620 2.475 0.031 4049300200036 0.634 2.490 0.031 4049300200037 0.649 2.486 0.031 4049300200038 0.673 2.476 0.031 4049300200039 0.706 2.476 0.031 4049300200040 0.733 2.469 0.031 4049300200041 0.771 2.477 0.031 4049300200042 0.791 2.474 0.031 4049300200043 0.823 2.501 0.031 4049300200044 0.856 2.477 0.031 4049300200045 0.880 2.479 0.031 4049300200046 0.917 2.484 0.031 4049300200047 0.957 2.520 0.032 4049300200048 0.985 2.484 0.031 4049300200049 ENDDATA 36 0 4049300200050 ENDSUBENT 49 0 4049300299999 ENDENTRY 2 0 4049399999999