ENTRY 20613 19840127 00002061300000001 SUBENT 20613001 19840127 00002061300100001 BIB 13 23 2061300100002 INSTITUTE (2GERMUN) 2061300100003 REFERENCE (J,ZP/A,277,77,7601) FINAL PUBLICATION 2061300100004 (J,ZN/A,31,115,7602) EXPERIMENTAL DETAILS FOR 2061300100005 TRANSMISSION MEASUREMENTS. 2061300100006 AUTHOR (L.KOESTER, K.KNOPF, W.WASCHKOWSKI) 2061300100007 TITLE -THE SCATTERING OF SLOW NEUTRONS BY PHOSPHORUS AND 2061300100008 NITROGEN-. 2061300100009 FACILITY .FRM RESEARCH REACTOR, MUNICH. 2061300100010 INC-SOURCE (REAC ) 2061300100011 SAMPLE .COMPOUNDS CONTAINING NITROGEN OR PHOSPHORUS. 2061300100012 METHOD .COHERENT SCATTERING AMPLITUDES MEASURED BY 2061300100013 CHRISTIANSEN FILTERS. FREE SCATTERING X-SECTIONS 2061300100014 DERIVED FROM TOTAL X-SECTION MEASUREMENTS BY 2061300100015 TRANSMISSION. INELASTIC X-SECTIONS MEASURED BY 2061300100016 TRANSMISSION. 2061300100017 MONITOR .ABSOLUTE FOR TRANSMISSION, ORGANIC LIQUIDS IN THE 2061300100018 CHRISTIANSEN FILTER. 2061300100019 STATUS .NUMERICAL VALUES IN TEXT. 2061300100020 HISTORY (760621C) 2061300100021 (761217E) 2061300100022 CORRECTION .DISCUSED IN SUB-COMMENTS. 2061300100023 ERR-ANALYS .ONE STANDARD DEVIATION QUOTED. DETAILS IN SUB- 2061300100024 COMMENTS. 2061300100025 ENDBIB 23 0 2061300100026 NOCOMMON 0 0 2061300100027 ENDSUBENT 26 0 2061300199999 SUBENT 20613002 19840127 00002061300200001 BIB 4 7 2061300200002 REACTION (7-N-0(N,THS),INC,SIG) 2061300200003 COMMENT .VALUE DERIVED FROM COMPARISON OF THE FREE SCATTERING 2061300200004 X-SECTION AND THE COHERENT SCATTERING LENGTH, BOTH 2061300200005 MEASUREMENTS REPORTED IN ZP/A,277,77,7601. 2061300200006 STATUS (DEP ) DEPENDENT ON SIGMA(FREE) AND COH.SCAT.LENGTH. 2061300200007 HISTORY (760622C) 2061300200008 (761217E) 2061300200009 ENDBIB 7 0 2061300200010 NOCOMMON 0 0 2061300200011 DATA 4 1 2061300200012 EN-MIN EN-MAX DATA DATA-ERR 2061300200013 MILLI-EV MILLI-EV B B 2061300200014 4.8000E-01 5.1900E+03 4.0000E-01 1.0000E-01 2061300200015 ENDDATA 3 0 2061300200016 ENDSUBENT 15 0 2061300299999 SUBENT 20613003 19840127 00002061300300001 BIB 13 29 2061300300002 REACTION (7-N-0(N,THS),FA,SIG) 2061300300003 INC-SPECT .CD FILTERED THERMAL NEUTRON SPECTRUM. 2061300300004 SAMPLE .99.635 PERCENT N-14, POWDERS OF SODIUM NITRATE AND 2061300300005 LEAD NITRATE. GASEOUS NITROGEN. 2061300300006 METHOD .TRANSMISSION. 2061300300007 DETECTOR .TH AND AG ACTIVITIES MEASURED WITH A CH4 BETA 2061300300008 PROPORTIONAL COUNTER. 2061300300009 MONITOR .ABSOLUTE. 2061300300010 PART-DET (N ) NEUTRONS DETECTED BY CONTINUOUSLY ROTATING 2061300300011 RESONANCE DETECTORS OF RHODIUM (1.257EV) OR SILVER 2061300300012 FOR 5.19EV. DETAILS OF METHOD IN ZN/A,31,115,7602. 2061300300013 COMMENT .THERE IS A DIFFERENCE OF 5 STANDARD DEVIATIONS 2061300300014 BETWEEN THE RESULTS FROM POWDERED AND GASEOUS 2061300300015 SAMPLES. THE MEAN VALUE IS IN GOOD AGREEMENT WITH 2061300300016 THE VALUE 9.96 +- 0.1 B FROM PR,76,1750,49. 2061300300017 FLAG (1.) POWDERED NITRATES 2061300300018 (2.) GASEOUS NITROGEN. 2061300300019 STATUS .NUMERICAL VALUES FROM TABLE 4, ZP/A,277,77,7601. 2061300300020 HISTORY (760622C) 2061300300021 (761217E) 2061300300022 CORRECTION .COMPENSATED FOR NON-RESONANT NEUTRON ACTIVATION. 2061300300023 RESULTS FROM POWDERED NITRATES ARE CORRECTED FOR 2061300300024 AND OXYGEN TOTAL X-SECTION OF 3.767 +- 0.007 B FROM 2061300300025 UNPUBLISHED THESIS (WASCHKOWSKI). 2061300300026 TOTAL X-SECTIONS FOR SODIUM AND LEAD NITRATES 2061300300027 CORRECTED FOR ABSORPTION X-SECTIONS FROM THIS 2061300300028 THESIS AND PRL,36,1021,7604 RESPECTIVELY. GASEOUS 2061300300029 NITROGEN ABSORPTION X-SECTION FROM BNL,325,VOL1,1974. 2061300300030 ERR-ANALYS .STANDARD DEVIATIONS. 2061300300031 ENDBIB 29 0 2061300300032 NOCOMMON 0 0 2061300300033 DATA 4 4 2061300300034 EN DATA DATA-ERR FLAG 2061300300035 EV B B NO-DIM 2061300300036 1.2600E+00 1.0190E+01 7.0000E-02 1.0000E+00 2061300300037 1.2600E+00 9.9100E+00 7.0000E-02 2.0000E+00 2061300300038 5.1900E+00 1.0140E+01 7.0000E-02 1.0000E+00 2061300300039 5.1900E+00 9.9000E+00 7.0000E-02 2.0000E+00 2061300300040 ENDDATA 6 0 2061300300041 ENDSUBENT 40 0 2061300399999 SUBENT 20613004 19840127 00002061300400001 BIB 10 25 2061300400002 REACTION (7-N-0(N,THS),COH,AMP) 2061300400003 AVERAGE OF VALUES FROM NITRATE AND 2061300400004 AMMONIUM RADICALS. BOUND NUCLEUS VALUE. 2061300400005 SAMPLE .ISOTOPIC PURITY 99.635 PERCENT N-14. POWDERED SALTS 2061300400006 CONTAINING NITROGEN. NITRATES OF SODIUM, POTASSIUM, 2061300400007 CESIUM, RUBIDIUM AND LEAD, AMMONIUM CHLORIDE AND 2061300400008 SULPHATE. 2061300400009 METHOD .EQUALISATION OF SCATTERING DENSITY OF POWDERS WITH 2061300400010 THAT OF MIXED LIQUIDS IN A CHRISTIANSEN FILTER. 2061300400011 DETECTOR .BF3. 2061300400012 MONITOR .ETHYLALCOHOL, P-XYLENE, TETRACHLOROETHANE, 2061300400013 DEUTERATED BENZENE AND DEUTERATED PROPANOL-(2). 2061300400014 REFERENCE VALUES FROM ZP/A,272,189,7503. 2061300400015 PART-DET (N ) NEUTRONS 2061300400016 STATUS .NUMERICAL VALUE IN TEXT, ZP/A,277,77,7601. 2061300400017 HISTORY (760622C) 2061300400018 (761217E) 2061300400019 CORRECTION .SCATTERING LENGTHS FOR THE NITRATE RADICAL ARE 2061300400020 CORRECTED FOR THE OXYGEN SCATTERING LENGTH OF 2061300400021 2.847+-0.001 FERMI FROM ZN/A,26,400,71. THE 2061300400022 AMMONIUM RADICAL VALUES ARE CORRECTED FOR A HYDROGEN 2061300400023 SCATTERING LENGTH OF -0.9352+-0.0003 FERMI. 2061300400024 A CORRECTION OF -0.01 FERMI IS MADE FOR ELECTRON 2061300400025 SCATTERING. 2061300400026 ERR-ANALYS .STANDARD DEVIATION. 2061300400027 ENDBIB 25 0 2061300400028 NOCOMMON 0 0 2061300400029 DATA 3 1 2061300400030 EN DATA DATA-ERR 2061300400031 MILLI-EV FERMI FERMI 2061300400032 4.8000E-01 9.3700E+00 2.0000E-02 2061300400033 ENDDATA 3 0 2061300400034 ENDSUBENT 33 0 2061300499999 SUBENT 20613005 19840127 00002061300500001 BIB 4 11 2061300500002 REACTION (15-P-31(N,THS)15-P-31,INC,SIG) 2061300500003 COMMENT .VALUE DERIVED FROM COMPARISON OF THE FREE SCATTERING 2061300500004 X-SECTION AND THE COHERENT SCATTERING LENGTH, BOTH 2061300500005 MEASUREMENTS REPORTED IN ZP/A,277,77,7601. THE 2061300500006 VALUE DISAGREES WITH THAT IN CHEMICAL APPLICATIONS 2061300500007 OF THERMAL NEUTRON SCATTERING,P.296,OUP 1973. 2061300500008 AUTHOR B.T.E.WILLIS. 2061300500009 STATUS (DEP ) DEPENDENT ON FREE SCATTERING X-SECTION AND 2061300500010 COHERENT SCATTERING LENGTH. 2061300500011 HISTORY (760622C) 2061300500012 (761217E) 2061300500013 ENDBIB 11 0 2061300500014 NOCOMMON 0 0 2061300500015 DATA 4 1 2061300500016 EN-MIN EN-MAX DATA DATA-ERR 2061300500017 MILLI-EV MILLI-EV B B 2061300500018 4.8000E-01 5.1900E+03 6.0000E-03 1.6000E-02 2061300500019 ENDDATA 3 0 2061300500020 ENDSUBENT 19 0 2061300599999 SUBENT 20613006 19840127 00002061300600001 BIB 12 20 2061300600002 REACTION (15-P-31(N,THS)15-P-31,FA,SIG) 2061300600003 INC-SPECT .CD FILTERED THERMAL NEUTRON SPECTRUM. 2061300600004 SAMPLE .POWDERED RED VITREOUS PHOSPHORUS. 2061300600005 METHOD .TRANSMISSION. 2061300600006 DETECTOR .RH AND AG ACTIVITIES MEASURED WITH A CH4 BETA 2061300600007 PROPORTIONAL COUNTER. 2061300600008 MONITOR .ABSOLUTE. 2061300600009 PART-DET (N ) NEUTRONS DETECTED BY CONTINUOUSLY ROTATING 2061300600010 RESONANCE DETECTORS OF RHODIUM (1.257EV) OR SILVER 2061300600011 FOR 5.19EV. DETAILS OF METHOD IN ZN/A,31,115,7602. 2061300600012 COMMENT .FREE SCATTERING X-SECTION DERIVED FROM TOTAL 2061300600013 X-SECTION BY SUBTRACTION OF THE ABSORPTION X-SECTION 2061300600014 FROM BNL,325,VOL1,1974. 2061300600015 VALUE USED TO DERIVE THE INCOHERENT X-SECTION. 2061300600016 STATUS .NUMERICAL VALUES IN TEXT, ZP/A,277,77,7601. 2061300600017 HISTORY (760622C) 2061300600018 (761217E) 2061300600019 CORRECTION .COMPENSATED FOR NON-RESONANT NEUTRON ACTIVATION. 2061300600020 ERR-ANALYS .ACCURACY LIMITED TO +-0.5 PERCENT BECAUSE OF 2061300600021 SAMPLE INHOMOGENEITIES AND IMPURITIES. 2061300600022 ENDBIB 20 0 2061300600023 NOCOMMON 0 0 2061300600024 DATA 3 2 2061300600025 EN DATA DATA-ERR 2061300600026 EV B B 2061300600027 1.2600E+00 3.1420E+00 1.6000E-02 2061300600028 5.1900E+00 3.1260E+00 1.1000E-02 2061300600029 ENDDATA 4 0 2061300600030 ENDSUBENT 29 0 2061300699999 SUBENT 20613007 19840127 00002061300700001 BIB 10 20 2061300700002 REACTION (15-P-31(N,THS)15-P-31,COH,AMP) 2061300700003 BOUND NUCLEUS. 2061300700004 SAMPLE .TWO POWDERS OF RED VITREOUS PHOSPHORUS WITH GRAIN 2061300700005 SIZES OF LESS THAN 60 MICRO-M AND OF BETWEEN 60 2061300700006 AND 1000 MICRO-M. PURITY 99.999 PERCENT. 2061300700007 METHOD .EQUALISATION OF SCATTERING DENSITIES OF PHOSPHORUS 2061300700008 POWDER AND MIXED LIQUIDS IN A CHRISTIANSEN FILTER. 2061300700009 DETECTOR .BF3. 2061300700010 MONITOR .ETHYLALCOHOL, P-XYLENE, TETRACHLOROETYLENE, 2061300700011 DEUTERATED BENZENE (99 PERCENT D), AND DEUTERATED 2061300700012 PROPANOL-(2) (99 PERCENT D). SCATTERING DENSITIES 2061300700013 FROM ZP/A 272,189,7503. 2061300700014 PART-DET (N ) NEUTRONS 2061300700015 STATUS .NUMERICAL VALUE IN TEXT, ZP/A,277,77,7601. 2061300700016 HISTORY (760621C) 2061300700017 (761217E) 2061300700018 CORRECTION .BOUND NUCLEAR SCATTERING LENGTH DERIVED FROM THE 2061300700019 ATOMIC VALUE BY SUBTRACTION OF THE NEUTRON-ELECTRON 2061300700020 CONTRIBUTION OF -0.02 FERMI. 2061300700021 ERR-ANALYS .STANDARD DEVIATION. 2061300700022 ENDBIB 20 0 2061300700023 NOCOMMON 0 0 2061300700024 DATA 3 1 2061300700025 EN DATA DATA-ERR 2061300700026 MILLI-EV FERMI FERMI 2061300700027 4.8000E-01 5.1500E+00 1.0000E-02 2061300700028 ENDDATA 3 0 2061300700029 ENDSUBENT 28 0 2061300799999 ENDENTRY 7 0 2061399999999