ENTRY 20969 19791211 00002096900000001 SUBENT 20969001 19791211 00002096900100001 BIB 10 37 2096900100002 INSTITUTE (2ITYPAD) 2096900100003 (2ITYUBO) 2096900100004 REFERENCE (J,NP/A,181,177,7202) 2096900100005 (R,INFN/BE-70/2,7002) DESCRIBES THE EXPERIMENTAL 2096900100006 SET UP. 2096900100007 AUTHOR (L.DRIGO,C.MANDUCHI,G.MOSCHINI,M.T.RUSSO MANDUCHI, 2096900100008 G.TORNIELLI,G.ZANNONI) 2096900100009 TITLE -POLARIZATION AND DIFFERENTIAL CROSS SECTION FOR 2096900100010 NEUTRONS ELASTICALLY SCATTERED FROM C-12- 2096900100011 FACILITY (VDG ) 5.5 MEV VAN DER GRAAFF ACCELERATOR OF THE 2096900100012 LABORATORI NAZIONALI DI LEGNARO, USED IN 2096900100013 PULSED MODE. 2096900100014 INC-SOURCE (POLNS) POLARIZED NEUTRONS FROM EITHER- 2096900100015 (D-D ) DEUTERON-DEUTERIUM USING VARIOUS DEUTERON 2096900100016 ENERGIES TO OBTAIN NEUTRON ENERGIES BETWEEN 2096900100017 4.0 AND 5.2 MEV, WITH THE SAMPLE FIXED AT 2096900100018 40 DEGREES TO THE DEUTERON BEAM, OR- 2096900100019 (P-LI7) PROTON-LITHIUM-7 REACTION EMPLOYING VARIOUS 2096900100020 PROTON ENERGIES AND SAMPLE ANGLES TO GET 2096900100021 NEUTRON ENERGIES BETWEEN 1.9 AND 2.8 MEV. 2096900100022 METHOD (TOF ) TIME OF FLIGHT. 2096900100023 PULSE SHAPE DISCRIMINATION BY THE ZERO 2096900100024 CROSS-OVER METHOD USED TO SEPARATE PULSES 2096900100025 DUE TO GAMMAS AND NOISE. 2096900100026 DETECTOR (SCIN ) NE-213 LIQUID SCINTILLATOR FILLING 14 2096900100027 CYLINDERS, 4.2 CM DIAMETER, 15.8 CM LONG, 2096900100028 WITH LONGITUDINAL AXIS PERPENDICULAR TO THE 2096900100029 SCATTERING PLANE. DETECTORS ARE PLACED IN 2096900100030 SYMMETRICAL PAIRS RELATIVE TO THE PRIMARY 2096900100031 NEUTRON BEAM AND SET IN A WATER FILLED 2096900100032 CONTAINER WITH THE SAMPLE AT ITS CENTRE. 2096900100033 CONTAINER IS FREE TO ROTATE ABOUT N-SOURCE. 2096900100034 15-TH SCINTILLATOR PLACED AT 0 DEGREES TO 2096900100035 MONITOR THE NEUTRON FLUX. 2096900100036 STATUS .DATA FROM PUBLICATION. 2096900100037 HISTORY (790614C) 2096900100038 (790716E) 2096900100039 ENDBIB 37 0 2096900100040 NOCOMMON 0 0 2096900100041 ENDSUBENT 40 0 2096900199999 SUBENT 20969002 19790716 00002096900200001 BIB 6 15 2096900200002 REACTION (6-C-12(N,EL)6-C-12,,DA) 2096900200003 .ANGULAR DISTRIBUTION DUE TO POLARIZED NEUTRONS. 2096900200004 MISC-COL (MISC ) POLARIZATION OF INCIDENT NEUTRONS. 2096900200005 COMMENT .THE RELATIVE EFFICIENCY OF EACH DETECTOR TO THE 2096900200006 ONE AT 0 DEGREES WAS CORRECTED FOR THE CHANGE IN 2096900200007 NEUTRON ENERGY ON ELASTIC SCATTERING AS DESCRIBED 2096900200008 BY DRIGO ET AL., REPORT INFN/BE-70/2, (1970). 2096900200009 STATUS .TABLE 3. 2096900200010 CORRECTION .CORRECTION FOR NEUTRON FLUX ATTENUATION, MULTIPLE 2096900200011 SCATTERING AND FINITE ANGULAR RESOLUTION MADE 2096900200012 WITH MONTE-CARLO PROGRAM OF HOLMQVIST ET AL., 2096900200013 ARK.FYS.,34,(1967),481. 2096900200014 ERR-ANALYS .STATISTICAL ERRORS, UNCERTAINTIES IN EFFICIENCY 2096900200015 AND ERRORS IN THE MONTE-CARLO CORRECTIONS ARE 2096900200016 INCLUDED. 2096900200017 ENDBIB 15 0 2096900200018 COMMON 1 3 2096900200019 EN-RSL 2096900200020 MEV 2096900200021 8.0000E-02 2096900200022 ENDCOMMON 3 0 2096900200023 DATA 5 14 2096900200024 EN MISC COS-CM DATA DATA-ERR 2096900200025 MEV NO-DIM NO-DIM MB/SR MB/SR 2096900200026 4.7000E+00-1.3500E-01-9.2050E-01 1.2500E+02 1.4000E+01 2096900200027 4.7000E+00-1.3500E-01-7.4780E-01 6.3000E+01 7.0000E+00 2096900200028 4.7000E+00-1.3500E-01-4.8938E-01 8.4000E+01 7.0000E+00 2096900200029 4.7000E+00-1.3500E-01-8.3678E-02 7.1000E+01 6.0000E+00 2096900200030 4.7000E+00-1.3500E-01 3.5348E-01 9.5000E+01 1.4000E+01 2096900200031 4.7000E+00-1.3500E-01 6.6393E-01 1.3800E+02 9.0000E+00 2096900200032 4.7000E+00-1.3500E-01 8.9101E-01 2.9400E+02 2.3000E+01 2096900200033 5.2000E+00-1.2100E-01-9.2050E-01 8.3000E+01 2.2000E+01 2096900200034 5.2000E+00-1.2100E-01-7.4780E-01 5.1000E+01 1.1000E+01 2096900200035 5.2000E+00-1.2100E-01-4.8938E-01 6.4000E+01 6.0000E+00 2096900200036 5.2000E+00-1.2100E-01-8.3678E-02 6.5000E+01 5.0000E+00 2096900200037 5.2000E+00-1.2100E-01 3.5348E-01 6.9000E+01 7.0000E+00 2096900200038 5.2000E+00-1.2100E-01 6.6393E-01 9.3000E+01 7.0000E+00 2096900200039 5.2000E+00-1.2100E-01 8.9101E-01 1.6000E+02 8.0000E+00 2096900200040 ENDDATA 16 0 2096900200041 ENDSUBENT 40 0 2096900299999 SUBENT 20969003 19790716 00002096900300001 BIB 5 10 2096900300002 REACTION (6-C-12(N,EL)6-C-12,,POL/DA) 2096900300003 MISC-COL (MISC ) POLARIZATION OF INCIDENT NEUTRONS. 2096900300004 STATUS .TABLE 4. 2096900300005 CORRECTION .DATA CORRECTED FOR MULTIPLE SCATTERING AND FINITE 2096900300006 GEOMETRY USING THE MONTE-CARLO PROGRAM -MULTPOL- 2096900300007 OF ASPELUND AND GUSTAFSSON, NUCL.INSTR.METH,57, 2096900300008 (1967),197. 2096900300009 ERR-ANALYS .ERRORS ARE A QUADRATURE COMBINATION OF STATISTICS 2096900300010 AND MONTE-CARLO ERRORS. NO ACCOUNT TAKEN OF ERRORS 2096900300011 IN INITIAL NEUTRON POLARIZATION. 2096900300012 ENDBIB 10 0 2096900300013 NOCOMMON 0 0 2096900300014 DATA 6 49 2096900300015 EN EN-RSL MISC COS-CM DATA DATA-ERR 2096900300016 MEV MEV NO-DIM NO-DIM NO-DIM NO-DIM 2096900300017 1.9000E+00 8.5000E-02 4.1000E-01-9.2050E-01 2.7000E-01 1.2000E-012096900300018 1.9000E+00 8.5000E-02 4.1000E-01-7.4780E-01 4.5000E-01 5.0000E-022096900300019 1.9000E+00 8.5000E-02 4.1000E-01-4.8938E-01 4.8000E-01 5.0000E-022096900300020 1.9000E+00 8.5000E-02 4.1000E-01-8.3678E-02 2.3000E-01 4.0000E-022096900300021 1.9000E+00 8.5000E-02 4.1000E-01 3.5348E-01-1.2000E-01 3.0000E-022096900300022 1.9000E+00 8.5000E-02 4.1000E-01 6.6393E-01-2.6000E-01 3.0000E-022096900300023 1.9000E+00 8.5000E-02 4.1000E-01 8.9101E-01-2.3000E-01 2.0000E-022096900300024 2.4000E+00 8.5000E-02 3.7000E-01-9.2050E-01 4.9000E-01 2.3000E-012096900300025 2.4000E+00 8.5000E-02 3.7000E-01-7.4780E-01 8.0000E-01 8.0000E-022096900300026 2.4000E+00 8.5000E-02 3.7000E-01-4.8938E-01 8.8000E-01 5.0000E-022096900300027 2.4000E+00 8.5000E-02 3.7000E-01-8.3678E-02 3.9000E-01 7.0000E-022096900300028 2.4000E+00 8.5000E-02 3.7000E-01 3.5348E-01-7.3000E-01 4.0000E-022096900300029 2.4000E+00 8.5000E-02 3.7000E-01 6.6393E-01-8.4000E-01 4.0000E-022096900300030 2.4000E+00 8.5000E-02 3.7000E-01 8.9101E-01-6.3000E-01 3.0000E-022096900300031 2.8000E+00 8.5000E-02 3.1000E-01-9.2050E-01 3.5000E-01 9.0000E-022096900300032 2.8000E+00 8.5000E-02 3.1000E-01-7.4780E-01 6.0000E-01 3.0000E-022096900300033 2.8000E+00 8.5000E-02 3.1000E-01-4.8938E-01 8.2000E-01 3.0000E-022096900300034 2.8000E+00 8.5000E-02 3.1000E-01-8.3678E-02 4.0000E-01 6.0000E-022096900300035 2.8000E+00 8.5000E-02 3.1000E-01 3.5348E-01-9.9000E-01 7.0000E-022096900300036 2.8000E+00 8.5000E-02 3.1000E-01 6.6393E-01-9.3000E-01 2.0000E-022096900300037 2.8000E+00 8.5000E-02 3.1000E-01 8.9101E-01-6.8000E-01 3.0000E-022096900300038 4.0000E+00 8.0000E-02-1.3500E-01-9.2050E-01-2.9000E-01 1.1000E-012096900300039 4.0000E+00 8.0000E-02-1.3500E-01-7.4780E-01-6.7000E-01 7.0000E-022096900300040 4.0000E+00 8.0000E-02-1.3500E-01-4.8938E-01-9.3000E-01 8.0000E-022096900300041 4.0000E+00 8.0000E-02-1.3500E-01-8.3678E-02-3.1000E-01 9.0000E-022096900300042 4.0000E+00 8.0000E-02-1.3500E-01 3.5348E-01 8.8000E-01 1.0000E-012096900300043 4.0000E+00 8.0000E-02-1.3500E-01 6.6393E-01 1.1000E-01 7.0000E-022096900300044 4.0000E+00 8.0000E-02-1.3500E-01 8.9101E-01-2.0000E-02 4.0000E-022096900300045 4.4000E+00 8.0000E-02-1.3500E-01-9.2050E-01-5.5000E-01 2.7000E-012096900300046 4.4000E+00 8.0000E-02-1.3500E-01-7.4780E-01-6.1000E-01 1.5000E-012096900300047 4.4000E+00 8.0000E-02-1.3500E-01-4.8938E-01-2.7000E-01 1.0000E-012096900300048 4.4000E+00 8.0000E-02-1.3500E-01-8.3678E-02 7.8000E-01 8.0000E-022096900300049 4.4000E+00 8.0000E-02-1.3500E-01 3.5348E-01 7.1000E-01 8.0000E-022096900300050 4.4000E+00 8.0000E-02-1.3500E-01 6.6393E-01 1.9000E-01 6.0000E-022096900300051 4.4000E+00 8.0000E-02-1.3500E-01 8.9101E-01 3.0000E-02 4.0000E-022096900300052 4.7000E+00 8.0000E-02-1.3500E-01-9.2050E-01-5.9000E-01 3.3000E-012096900300053 4.7000E+00 8.0000E-02-1.3500E-01-7.4780E-01-5.1000E-01 2.6000E-012096900300054 4.7000E+00 8.0000E-02-1.3500E-01-4.8938E-01-2.4000E-01 1.6000E-012096900300055 4.7000E+00 8.0000E-02-1.3500E-01-8.3678E-02 4.0000E-01 1.6000E-012096900300056 4.7000E+00 8.0000E-02-1.3500E-01 3.5348E-01 8.9000E-01 1.3000E-012096900300057 4.7000E+00 8.0000E-02-1.3500E-01 6.6393E-01 4.3000E-01 1.0000E-012096900300058 4.7000E+00 8.0000E-02-1.3500E-01 8.9101E-01 1.4000E-01 7.0000E-022096900300059 5.2000E+00 8.0000E-02-1.2100E-01-9.2050E-01-6.3000E-01 5.9000E-012096900300060 5.2000E+00 8.0000E-02-1.2100E-01-7.4780E-01-7.9000E-01 3.3000E-012096900300061 5.2000E+00 8.0000E-02-1.2100E-01-4.8938E-01-3.4000E-01 2.6000E-012096900300062 5.2000E+00 8.0000E-02-1.2100E-01-8.3678E-02 4.7000E-01 2.1000E-012096900300063 5.2000E+00 8.0000E-02-1.2100E-01 3.5348E-01 9.9000E-01 2.0000E-012096900300064 5.2000E+00 8.0000E-02-1.2100E-01 6.6393E-01 5.4000E-01 2.1000E-012096900300065 5.2000E+00 8.0000E-02-1.2100E-01 8.9101E-01 1.3000E-01 1.6000E-012096900300066 ENDDATA 51 0 2096900300067 ENDSUBENT 66 0 2096900399999 ENDENTRY 3 0 2096999999999