ENTRY 21367 19801104 00002136700000001 SUBENT 21367001 19801104 00002136700100001 BIB 14 39 2136700100002 INSTITUTE (2UK LON) 2136700100003 REFERENCE (J,PPS,71,305,58) 2136700100004 AUTHOR (T.C.GRIFFITH,A.P.BANFORD,M.Y.UPPAL,W.S.C.WILLIAMS) 2136700100005 TITLE -NEUTRON-PROTON SCATTERING IN THE ENERGY RANGE 70 TO 2136700100006 170 MEV.- 2136700100007 FACILITY (CYCLO,2UK HAR) SYNCHROCYCLOTRON. 2136700100008 INC-SOURCE (P-BE ) PROTRON BEAM FROM CYCLOTRON STRIKING A 2136700100009 BERYLLIUM TARGET, 0.25 IN. THICK. OUTCOMING NEUTRONS 2136700100010 FILTERED WITH 40 G/CM*CM POLYETHYLENE TO HAVE 2136700100011 RELATIVELY MORE HIGHER ENERGY NEUTRONS. 2136700100012 SAMPLE .POLYETHYLENE (PURE (C-H(2))N), SHEET OF 5 IN. LONG, 2136700100013 1.5 IN. WIDE AND 10.54+-0.01 MG/CM*CM THICK. 2136700100014 .CARBON TARGET PREPARED BY THE DRYING OUT OF AQUADAG, 2136700100015 DILUTED WITH WATER, IN A METAL MOULD, 13.62+-0.03 2136700100016 MG/CM*CM THICK, COMPOSITION 93.4 PERC. CARBON, 1 PERC 2136700100017 HYDROGEN, 5-6 PERC OXYGEN+NITROGEN. 2136700100018 METHOD (ASSOP) PROTON RECOIL PARTICLES MEASURED AT DIFFERENT 2136700100019 ANGLES. PROTON CROSS SECTIONS DETERMINED BY MAKING 2136700100020 THE DIFFERENCE BETWEEN A MEASUREMENT ON POLYETHYLENE 2136700100021 AND A MEASUREMENT ON CARBON. 2136700100022 DETECTOR (PLATE) PHOTOGRAPHIC EMULSIONS. COATED ON GLASS PLATES 2136700100023 OF 1.5 MM THICKNESS, 4 IN. LENGTH AND 3 IN. WIDTH, 60 2136700100024 MICRON THICK ILFORD C2 WITH A SUPERCOAT OF G5 2136700100025 EMULSION OF 25 MICRON THICKNESS. EXTRA PLASTICIZERS 2136700100026 WERE ADDED IN ORDER TO PREVENT DISTORTION. ALUMINIUM 2136700100027 ABSORBERS WERE USED IN FRONT OF THE DETECTORS TO MAKE 2136700100028 THE RECOILS TO BE STOPPED WITHIN THE FILMS. 2136700100029 MONITOR (1-H-1(N,EL)1-H-1,,DA,,SPA) AT 62.5 DEGREES. THIS 2136700100030 VALUE WAS CALCULATED USING THE DATA FOR THE REACTION 2136700100031 (1-H-1(N,EL)1-H-1,,DA) AT DIFFERENT ENERGIES, INTER- 2136700100032 POLATED FROM 5 REFERENCES, AND THE MEASURED SHAPE OF 2136700100033 THE INCOMING NEUTRON SPECTRUM. 2136700100034 STATUS (NDD ) DATA TAKEN FROM NEUDADA. 2136700100035 HISTORY (800219T) G.C. 2136700100036 (800222E) 2136700100037 CORRECTION .BACKGROUND FROM N-INDUCED STARS IN THE MATERIAL 2136700100038 AROUND THE CAMERAS AND FROM COSMIC RAY PARTICLES. 2136700100039 ALSO CORRECTIONS FOR ENERGY LOSS IN THE TARGET FILMS. 2136700100040 ERR-ANALYS .DETAILED ERROR ANALYSIS GIVEN. SEE TEXT. 2136700100041 ENDBIB 39 0 2136700100042 NOCOMMON 0 0 2136700100043 ENDSUBENT 42 0 2136700199999 SUBENT 21367002 19801104 00002136700200001 BIB 4 6 2136700200002 REACTION (1-H-1(N,EL)1-H-1,,DA,,SPA) 2136700200003 INC-SPECT DESCRIBED UNDER N-SOURCE, ENERGIES BETWEEN 2136700200004 120. AND 170.MEV CONSIDERED, EFFECTIVE ENERGY 137+- 2136700200005 5 MEV. 2136700200006 METHOD .DATA TAKEN AT 54. DEGR. RECOIL ANGLE. 2136700200007 STATUS (NDD ) DATA TAKEN FROM NEUDADA. 2136700200008 ENDBIB 6 0 2136700200009 COMMON 1 3 2136700200010 EN-DUMMY 2136700200011 MEV 2136700200012 1.3700E+02 2136700200013 ENDCOMMON 3 0 2136700200014 DATA 4 5 2136700200015 ANG-MIN ANG-MAX DATA DATA-ERR 2136700200016 ADEG ADEG MB/SR MB/SR 2136700200017 5.7500E+01 6.2500E+01 2.8500E+00 4.5000E-01 2136700200018 6.2500E+01 6.7500E+01 3.6300E+00 4.0000E-01 2136700200019 6.7500E+01 7.2500E+01 4.3500E+00 4.0000E-01 2136700200020 7.2500E+01 7.7500E+01 5.4100E+00 5.2000E-01 2136700200021 7.7500E+01 8.2500E+01 6.6500E+00 1.3000E+00 2136700200022 ENDDATA 7 0 2136700200023 ENDSUBENT 22 0 2136700299999 SUBENT 21367003 19801104 00002136700300001 BIB 4 5 2136700300002 REACTION (1-H-1(N,EL)1-H-1,,DA,,SPA) 2136700300003 INC-SPECT DESCRIBED UNDER N-SOURCE, ENERGIES SELECTED 2136700300004 BETWEEN 70. AND 120. MEV. EFFECTIVE ENERGY 96+-4 MEV. 2136700300005 METHOD .DATA TAKEN AT 54. DEGR. RECOIL ANGLE. 2136700300006 STATUS (NDD ) DATA TAKEN FROM NEUDADA. 2136700300007 ENDBIB 5 0 2136700300008 COMMON 1 3 2136700300009 EN-DUMMY 2136700300010 MEV 2136700300011 9.6000E+01 2136700300012 ENDCOMMON 3 0 2136700300013 DATA 4 4 2136700300014 ANG-MIN ANG-MAX DATA DATA-ERR 2136700300015 ADEG ADEG MB/SR MB/SR 2136700300016 5.7500E+01 6.2500E+01 5.2000E+00 8.5000E-01 2136700300017 6.2500E+01 6.7500E+01 6.0000E+00 7.5000E-01 2136700300018 6.7500E+01 7.2500E+01 7.6500E+00 7.0000E-01 2136700300019 7.2500E+01 7.7500E+01 9.0000E+00 1.3000E+00 2136700300020 ENDDATA 6 0 2136700300021 ENDSUBENT 20 0 2136700399999 SUBENT 21367004 19801104 00002136700400001 BIB 5 11 2136700400002 REACTION (1-H-1(N,EL)1-H-1,,DA,,SPA) 2136700400003 INC-SPECT DESCRIBED UNDER N-SOURCE. ENERGIES SELECTED 2136700400004 BETWEEN 100. AND 170. MEV. EFFECTIVE ENERGY 130+-5 2136700400005 MEV. 2136700400006 COMMENT .THE INDEPENDENT DATA AT 54. AND 44. RECOIL ANGLE 2136700400007 ARE IN GOOD AGREEMENT WITH EACH OTHER (CASE FLAG=3.0) 2136700400008 FLAG (1.) DATA TAKEN AT RECOIL ANGLE OF 44 DEGREES. 2136700400009 (2.) DATA TAKEN AT RECOIL ANGLE OF 54 DEGREES. 2136700400010 (3.) DATA TAKEN FROM MEASUREMENTS BOTH AT 44. AND 54. 2136700400011 DEGREES PROTON RECOIL ANGLE. 2136700400012 STATUS (NDD ) DATA TAKEN FROM NEUDADA. 2136700400013 ENDBIB 11 0 2136700400014 COMMON 1 3 2136700400015 EN-DUMMY 2136700400016 MEV 2136700400017 1.3000E+02 2136700400018 ENDCOMMON 3 0 2136700400019 DATA 5 7 2136700400020 ANG-MIN ANG-MAX DATA DATA-ERR FLAG 2136700400021 ADEG ADEG MB/SR MB/SR NO-DIM 2136700400022 4.7500E+01 5.2500E+01 2.6000E+00 7.0000E-01 1.0000E+00 2136700400023 5.2500E+01 5.7500E+01 2.8900E+00 5.1000E-01 1.0000E+00 2136700400024 5.7500E+01 6.2500E+01 2.9600E+00 3.4000E-01 3.0000E+00 2136700400025 6.2500E+01 6.7500E+01 3.8200E+00 3.2000E-01 3.0000E+00 2136700400026 6.7500E+01 7.2500E+01 4.5500E+00 3.7000E-01 2.0000E+00 2136700400027 7.2500E+01 7.7500E+01 5.5600E+00 4.5000E-01 2.0000E+00 2136700400028 7.7500E+01 8.2500E+01 6.4000E+00 9.0000E-01 2.0000E+00 2136700400029 ENDDATA 9 0 2136700400030 ENDSUBENT 29 0 2136700499999 ENDENTRY 4 0 2136799999999