ENTRY 41048 20020729 00004104800000001 SUBENT 41048001 20020729 00004104800100001 BIB 15 38 4104800100002 INSTITUTE (4RUSFEI,3HUNKOS) 4104800100003 REFERENCE (J,PR/C,39,(3),789,198903) DATA GRAPHS ARE GIVEN 4104800100004 AUTHOR (N.V.KORNILOV,A.B.KAGALENKO,V.YA.BARYBA,S.DAROCZY, 4104800100005 J.CSIKAI,Z.RAPP,ZS.SCHRAM) 4104800100006 TITLE MEASUREMENT OF THE AL-27(N,ALPHA)NA-24 REACTION CROSS-4104800100007 SECTION IN THE ENERGY REGION FROM 7.13 TO 9.1 MEV 4104800100008 FACILITY (VDGT,4RUSFEI) TANDEM EGP-10M ACCELERATOR 4104800100009 SAMPLE U-F4 ON ALUMINIUM BACKING, 0.133 MG/CM2 THICKNESS, 4104800100010 U-238 CONTENT IS 99.999 PERCENT 4104800100011 METHOD (ACTIV) 4104800100012 DETECTOR (FISCH,NAICR,GELI) 4104800100013 PART-DET (G,B,FF) 4104800100014 MONITOR (92-U-238(N,F),,SIG) 4104800100015 DECAY-DATA (11-NA-24,14.96HR,B-,1392.0,0.99920, 4104800100016 DG,1368.5,1.000, 4104800100017 DG,2753.9,0.999) 4104800100018 CORRECTION .CORRECTIONS FOR THE BACKGROUND NEUTRONS FROM THE (D,N)4104800100019 REACTIONS IS 0.9-2.2 PC, 4104800100020 .CORRECTIONS FOR THE BACKGROUND NEUTRONS FROM D(D,NP) 4104800100021 REACTIONS IS LESS THAN 0.3 PC 4104800100022 ERR-ANALYS (ERR-T) * TOTAL ERROR,THE STANDARD CROSS-SECTION UNCER-4104800100023 TAINTY OF U-238(N,F) IS NOT INCLUDED 4104800100024 (ERR-S) * MAXIMAL STAT. ERROR OF THE SIGMA-AL 4104800100025 (ERR-1) * STATISTICAL ERROR OF THE SIGMA-U 4104800100026 (ERR-2) * ERROR DUE TO THE NUMBER NUCLEI UNCERTAINTY 4104800100027 IN THE AL SAMPLES 4104800100028 (ERR-3) * ERROR DUE TO THE NUMBER NUCLEI UNCRTAINTY 4104800100029 IN THE U SAMPLES 4104800100030 (ERR-4) * ERROR DUE TO THE NEUTRON FLUX TRANSFER FROM 4104800100031 THE UF4 LAYER TO AL SAMPLES 4104800100032 (ERR-5) * ERROR DUE TO THE BETA-DETECTOR EFFICIENCY 4104800100033 (ERR-6) * SYSTEMATIC ERROR IN THE DETERMINATION OF THE 4104800100034 ABSOLUTE ACTIVITY OF AL SAMPLES 4104800100035 (ERR-7) * ERROR DUE TO THE EFFICIENCY OF FRAGMENTS 4104800100036 DETECTION 4104800100037 STATUS (APRVD) KORNILOV, 910611 4104800100038 HISTORY (19910611C) + + COMPILED AT THE CENTRE - CJD + + 4104800100039 (20020729A) DATE is corrected 4104800100040 ENDBIB 38 0 4104800100041 COMMON 8 6 4104800100042 ERR-S ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 4104800100043 ERR-6 ERR-7 4104800100044 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 4104800100045 PER-CENT PER-CENT 4104800100046 2.2 1. 0.1 1. 0.6 0.6 4104800100047 1.1 0.5 4104800100048 ENDCOMMON 6 0 4104800100049 ENDSUBENT 48 0 4104800199999 SUBENT 41048002 20020729 00004104800200001 BIB 4 9 4104800200002 REACTION 1((13-AL-27(N,A)11-NA-24,,SIG)/ 4104800200003 (92-U-238(N,F),,SIG)) 4104800200004 2(13-AL-27(N,A)11-NA-24,,SIG) 4104800200005 INC-SPECT ENERGY RESOLUTION OF THE NEUTRON BEAM IS GAUSSIAN 4104800200006 WITH THE WIDTH S1 = 81.48 - 3.68*EN 4104800200007 SAMPLE 1-ST SERIES OF MEASUREMENTS- 4104800200008 CHEMICAL PURITY OF THE AL SAMPLE IS 99.99 PERCENT 4104800200009 DIAMETER OF SAMPLE IS 19 MM 4104800200010 FLAG (1.) RE-MEASURED VALUE 4104800200011 ENDBIB 9 0 4104800200012 NOCOMMON 0 0 4104800200013 DATA 5 23 4104800200014 EN DATA 1DATA 2ERR-T 2FLAG 4104800200015 MEV NO-DIM MB MB NO-DIM 4104800200016 7.13 2.20E-02 20.7 1.1 4104800200017 7.22 2.45E-02 23.3 1.3 4104800200018 7.30 2.17E-02 20.8 1.1 4104800200019 7.37 2.22E-02 21.6 1.2 4104800200020 7.45 2.67E-02 26.2 1.4 4104800200021 7.54 3.06E-02 30.2 0.7 4104800200022 7.66 3.53E-02 34.9 0.8 4104800200023 7.69 3.34E-02 33.1 1.8 4104800200024 7.6901 3.24E-02 32.1 0.8 1. 4104800200025 7.78 3.37E-02 33.3 0.9 4104800200026 7.91 4.00E-02 39.6 1.0 4104800200027 7.96 4.40E-02 43.6 1.0 4104800200028 8.04 4.47E-02 44.3 1.1 4104800200029 8.12 4.46E-02 44.2 1.1 4104800200030 8.20 4.57E-02 45.3 1.0 4104800200031 8.28 4.82E-02 47.9 1.1 4104800200032 8.37 4.95E-02 49.1 1.2 4104800200033 8.45 5.44E-02 54.0 1.2 4104800200034 8.57 5.83E-02 58.0 1.5 4104800200035 8.71 6.33E-02 63.1 1.5 4104800200036 8.83 6.65E-02 66.2 1.7 4104800200037 8.97 6.50E-02 64.9 1.7 4104800200038 9.10 7.31E-02 72.9 2.0 4104800200039 ENDDATA 25 0 4104800200040 ENDSUBENT 39 0 4104800299999 SUBENT 41048003 20020729 00004104800300001 BIB 4 9 4104800300002 REACTION 1((13-AL-27(N,A)11-NA-24,,SIG)/ 4104800300003 (92-U-238(N,F),,SIG)) 4104800300004 2(13-AL-27(N,A)11-NA-24,,SIG) 4104800300005 INC-SPECT ENERGY RESOLUTION OF THE THE NEUTRON BEAM IS GUASSIAN 4104800300006 WITH THE WIDTH S1 = 37.44 + 0.085*EN 4104800300007 SAMPLE 2A SERIES OF MEASUREMENTS- 4104800300008 CHEMICAL PURITY OF THE AL SAMPLE IS 99.99 PERCENT 4104800300009 DIAMETER OF SAMPLE IS 19 MM 4104800300010 FLAG (1.) RE-MEASURED VALUE 4104800300011 ENDBIB 9 0 4104800300012 NOCOMMON 0 0 4104800300013 DATA 5 19 4104800300014 EN DATA 1DATA 2ERR-T 2FLAG 4104800300015 MEV NO-DIM MB MB NO-DIM 4104800300016 7.62 3.56E-02 35.1 0.9 4104800300017 7.70 3.25E-02 32.1 0.8 4104800300018 7.78 3.47E-02 34.1 0.9 4104800300019 7.87 3.48E-02 34.5 0.9 4104800300020 7.95 4.54E-02 45.0 1.1 4104800300021 8.04 4.51E-02 44.7 1.1 4104800300022 8.12 4.42E-02 43.8 1.2 4104800300023 8.21 4.60E-02 45.6 1.2 4104800300024 8.30 4.94E-02 49.1 1.4 4104800300025 8.38 5.06E-02 50.4 1.4 4104800300026 8.47 5.55E-02 55.2 1.6 4104800300027 8.55 6.01E-02 59.8 1.7 4104800300028 8.64 5.90E-02 58.8 1.6 4104800300029 8.73 6.61E-02 65.9 1.8 4104800300030 8.82 6.89E-02 68.7 2.0 4104800300031 8.91 6.69E-02 66.8 2.0 4104800300032 9.00 6.90E-02 68.9 2.1 4104800300033 9.09 7.47E-02 74.5 2.2 4104800300034 9.0901 7.47E-02 74.5 2.2 1. 4104800300035 ENDDATA 21 0 4104800300036 ENDSUBENT 35 0 4104800399999 SUBENT 41048004 20020729 00004104800400001 BIB 4 9 4104800400002 REACTION 1((13-AL-27(N,A)11-NA-24,,SIG)/ 4104800400003 (92-U-238(N,F),,SIG)) 4104800400004 2(13-AL-27(N,A)11-NA-24,,SIG) 4104800400005 INC-SPECT ENERGY RESOLUTION OF THE NEUTRON BEAM IS GAUSSIAN 4104800400006 WITH THE WIDTH S1 = 40.59 - 1.11*EN 4104800400007 SAMPLE 2B SERIES OF MEASUREMENTS- 4104800400008 CHEMICAL PURITY OF THE AL SAMPLE IS 99.99 PERCENT 4104800400009 DIAMETER OF SAMPLE IS 10 MM 4104800400010 FLAG (1.) RE-MEASURED VALUE 4104800400011 ENDBIB 9 0 4104800400012 NOCOMMON 0 0 4104800400013 DATA 5 19 4104800400014 EN DATA 1DATA 2ERR-T 2FLAG 4104800400015 MEV NO-DIM MB MB NO-DIM 4104800400016 7.63 3.84E-02 37.9 1.3 4104800400017 7.71 3.23E-02 31.9 1.0 4104800400018 7.79 3.64E-02 35.9 1.1 4104800400019 7.88 3.62E-02 35.9 1.1 4104800400020 7.96 4.71E-02 46.7 1.4 4104800400021 8.05 4.47E-02 44.4 1.1 4104800400022 8.13 4.46E-02 44.2 1.3 4104800400023 8.22 4.51E-02 44.8 1.5 4104800400024 8.31 5.00E-02 49.7 1.5 4104800400025 8.39 5.14E-02 51.1 1.4 4104800400026 8.48 5.91E-02 58.8 1.9 4104800400027 8.56 6.09E-02 60.6 1.9 4104800400028 8.65 5.88E-02 58.6 1.7 4104800400029 8.74 6.91E-02 68.9 1.9 4104800400030 8.83 7.10E-02 70.8 2.3 4104800400031 8.92 7.14E-02 71.2 2.2 4104800400032 9.01 7.09E-02 70.8 2.1 4104800400033 9.10 7.73E-02 77.0 2.4 4104800400034 9.1001 7.58E-02 75.6 2.3 1. 4104800400035 ENDDATA 21 0 4104800400036 ENDSUBENT 35 0 4104800499999 ENDENTRY 4 0 4104899999999