ENTRY 20596 19840126 00002059600000001 SUBENT 20596001 19840126 00002059600100001 BIB 16 28 2059600100002 INSTITUTE (2GERMUN) 2059600100003 REFERENCE (J,PL/B,36,208,7109) 2059600100004 (J,ZN/A,26,442,7103) METHOD, AND SI X-SECTION. 2059600100005 (J,ZN/A,29,1284,7406) FINAL ANALYSIS OF SOME DATA. 2059600100006 AUTHOR (W.DILG, L.KOESTER, W.NISTLER) 2059600100007 TITLE -THE NEUTRON-DEUTERON SCATTERING LENGTHS- 2059600100008 FACILITY .FRM RESEARCH REACTOR. 2059600100009 INC-SOURCE (REAC ) DETAILS IN ZN/A,26,442,7103. 2059600100010 INC-SPECT . 0.130 KEV NEUTRONS FROM COBALT RESONANCE. FWHM OF 2059600100011 12.5 PERCENT, MEASURED WITH LI-6 DETECTOR. DETAILS 2059600100012 IN ZN/A,26,442,7103. 2059600100013 SAMPLE .MATERIAL BETWEEN 1 MM QUARTZ WINDOWS. 2059600100014 METHOD .TRANSMISSION. 2059600100015 MONITOR .ABSOLUTE. 2059600100016 PART-DET (N ) NEUTRONS 2059600100017 COMMENT .REFERENCE ALSO INCLUDES REPORT OF A MEASUREMENT OF 2059600100018 DEUTERIUM AND HEAVY WATER SCATTERING AMPLITUDES, 2059600100019 BUT DATA AND ANALYSIS ARE BOTH SUPERSEDED BY A 2059600100020 MORE RECENT REPORT IN ZN/A,29,1284,7406) 2059600100021 STATUS .DATA IN TEXT. PL/B,36,208,7109. 2059600100022 HISTORY (760604A) 2059600100023 (761217E) 2059600100024 CORRECTION .BEAM ATTENUATION IN QUARTZ WINDOWS. BEAM ATTENUATION 2059600100025 IN AIR DURING SAMPLE-OUT MEASUREMENTS. DEAD-TIME 2059600100026 LOSSES. DETECTOR IN-SCATTERING. ISOTOPIC ABUNDANCE 2059600100027 OF O-18/O-16. X-SECTION FROM WATER CONTAMINATION. 2059600100028 ERR-ANALYS .ALL ERRORS QUOTED CORRESPOND TO 3-SIGMA STATISTICAL 2059600100029 AND ESTIMATED SYSTEMATIC UNCERTAINTIES. 2059600100030 ENDBIB 28 0 2059600100031 NOCOMMON 0 0 2059600100032 ENDSUBENT 31 0 2059600199999 SUBENT 20596002 19840126 00002059600200001 BIB 6 14 2059600200002 REACTION (1-H-2(N,THS)1-H-2,INC,SIG) 2059600200003 SAMPLE .99.79+-0.02 MOL PERCENT D2O. 2059600200004 ANALYSIS .VALUE DERIVED FROM DEUTERIUM FREE SCATTERING 2059600200005 X-SECTION (PL/B,36,208,7109) AND COHERENT 2059600200006 SCATTERING AMPLITUDE NOW COMPILED UNDER REFERENCE 2059600200007 ZN/A,29,1284,7406 2059600200008 COMMENT .DERIVED VALUES FOR THE QUARTET AND DOUBLET 2059600200009 NEUTRON-DEUTERIUM SCATTERING LENGTHS DIFFER FROM 2059600200010 VALUES IN PL/B,24,562,67. NEW VALUES A2=0.65+-0.04F 2059600200011 AND A4=6.35+-0.02F. 2059600200012 STATUS (DEP ) VALUE DEPENDENT ON DEUTERIUM FREE SCATTERING 2059600200013 X-SECTION AND COHERENT SCATTERING AMPLITUDE. 2059600200014 HISTORY (760604C) 2059600200015 (761217E) 2059600200016 ENDBIB 14 0 2059600200017 NOCOMMON 0 0 2059600200018 DATA 3 1 2059600200019 EN DATA DATA-ERR 2059600200020 KEV B B 2059600200021 1.3000E-01 2.0400E+00 3.0000E-02 2059600200022 ENDDATA 3 0 2059600200023 ENDSUBENT 22 0 2059600299999 SUBENT 20596003 19840126 00002059600300001 BIB 5 11 2059600300002 REACTION (1-H-2(N,THS)1-H-2,FA,SIG) 2059600300003 SAMPLE .99.79+-0.02 MOL PERCENT D2O 2059600300004 COMMENT .VALUE DERIVED FROM TOTAL X-SECTION FOR D2O 2059600300005 (PL/B,36,208,7109). AND FREE CROSS SECTION FOR 2059600300006 OXYGEN FROM TOTAL X-SECTION MEASUREMENTS ON SI 2059600300007 (ZN/A,26,442,7103) AND SIO2 (PL/B,36,208,7109). 2059600300008 MOLECULAR BINDING EFFECTS ARE NEGLIGIBLE AT 130EV. 2059600300009 STATUS (DEP ) VALUE DEPENDENT ON TOTAL X-SECTIONS FOR D2O 2059600300010 AND OXYGEN. 2059600300011 HISTORY (760604C) 2059600300012 (761217E) 2059600300013 ENDBIB 11 0 2059600300014 NOCOMMON 0 0 2059600300015 DATA 3 1 2059600300016 EN DATA DATA-ERR 2059600300017 KEV B B 2059600300018 1.3000E-01 3.3900E+00 1.2000E-02 2059600300019 ENDDATA 3 0 2059600300020 ENDSUBENT 19 0 2059600399999 SUBENT 20596004 19840126 00002059600400001 BIB 5 8 2059600400002 REACTION (1-H-D2O(N,TOT),,SIG) 2059600400003 SAMPLE .HEAVY WATER ENRICHED TO 99.79+-0.02 MOL PERCENT 2059600400004 D2O. ISOTOPIC ANALYSIS BY IR SPECTROSCOPY, 2059600400005 PYCNOMETRY, AND NMR. THREE SAMPLE 3-6 G/CM12. 2059600400006 STATUS .RESULT IN TEXT. PL/B,36,208,7109. 2059600400007 HISTORY (760604C) 2059600400008 (761217E) 2059600400009 ERR-ANALYS .ERROR MAINLY FROM H2O CORRECTION. 2059600400010 ENDBIB 8 0 2059600400011 NOCOMMON 0 0 2059600400012 DATA 3 1 2059600400013 EN DATA DATA-ERR 2059600400014 KEV B B 2059600400015 1.3000E-01 1.0540E+01 2.0000E-02 2059600400016 ENDDATA 3 0 2059600400017 ENDSUBENT 16 0 2059600499999 SUBENT 20596005 19840126 00002059600500001 BIB 5 9 2059600500002 REACTION (8-O-0(N,THS),FA,SIG) 2059600500003 MOLECULAR BINDING NEGLIGIBLE AT 130EV. 2059600500004 SAMPLE .OPTICAL QUARTZ GLASS INFRASIL I. 2059600500005 COMMENT .VALUE DERIVED FROM TOTAL X-SECTIONS OF SIO2 2059600500006 FROM PL/B,36,208,7109. AND SI FROM ZN/A,26,442,7103. 2059600500007 STATUS (DEP ) VALUE DEPENDENT ON TOTAL X-SECTIONS OF 2059600500008 SILICON AND QUARTZ. DATA IN TEXT PL/B,36,208,7109. 2059600500009 HISTORY (760604C) 2059600500010 (761217E) 2059600500011 ENDBIB 9 0 2059600500012 NOCOMMON 0 0 2059600500013 DATA 3 1 2059600500014 EN DATA DATA-ERR 2059600500015 KEV B B 2059600500016 1.3000E-01 3.7610E+00 7.0000E-03 2059600500017 ENDDATA 3 0 2059600500018 ENDSUBENT 17 0 2059600599999 SUBENT 20596006 19840126 00002059600600001 BIB 4 6 2059600600002 REACTION (14-SI-OXI(N,TOT),,SIG) 2059600600003 SAMPLE .OPTICAL QUARTZ GLASS INFRASIL I. PLATES OF 2059600600004 3-10 G/CM SQUARED WITH POLISHED SURFACES. 2059600600005 STATUS .VALUE IN TEXT. PL/B,36,208,7109. 2059600600006 HISTORY (760604C) 2059600600007 (761217E) 2059600600008 ENDBIB 6 0 2059600600009 NOCOMMON 0 0 2059600600010 DATA 3 1 2059600600011 EN DATA DATA-ERR 2059600600012 KEV B B 2059600600013 1.3000E-01 9.5660E+00 1.3000E-02 2059600600014 ENDDATA 3 0 2059600600015 ENDSUBENT 14 0 2059600699999 ENDENTRY 6 0 2059699999999