ENTRY 21566 20150803 22432156600000001 SUBENT 21566001 20150803 22432156600100001 BIB 13 28 2156600100002 REFERENCE (R,FRNC-TH-856,19781219) Thesis in French 2156600100003 TITLE Direct measurement of the spin dependent thermal 2156600100004 neutron absorption and scattering by 6Li 2156600100005 AUTHOR (M.Fourmond) 2156600100006 INSTITUTE (2FR PAR) Universite Paris-Sud (Orsay) 2156600100007 FACILITY (REAC,2FR SAC) Channel H2 of EL3 pile of CENS Saclay. 2156600100008 INC-SOURCE (POLNS,REAC)Polarized neutron source. Monochromatic 2156600100009 and polarized neutron beam obtained by Bragg 2156600100010 reflection on a Fe-Co-crystal using a (2,0,0) 2156600100011 reflection. The polarization is 0.995 +- 0.004. The 2156600100012 flux is 10**6 n/cm*cm*sec. A flipping magnet is used 2156600100013 with an efficiency of 99.1 +- 0.7 %. 2156600100014 SAMPLE Metallic Li at 43.5E-03 deg-Kelvin, 2.28 cm thick, 2156600100015 and Li-F, 1.15 cm thick, containing 7.52% 6Li. 2156600100016 METHOD (TRN) Transmission through metallic sample or Li-F 2156600100017 yields capture cross sections. NMR-techniques yield 2156600100018 scattering lengths (NMR - Nucl.Magn.Resonance). 2156600100019 PART-DET (N) Neutrons 2156600100020 ERR-ANALYS (DATA-ERR) No details given 2156600100021 CORRECTION Background 2156600100022 COMMENT Incoming neutron velocity = 3697. m/sec. 2156600100023 HISTORY (19800606C) G.C. 2156600100024 (20080321A) - 4 digits year, upper to lower cases, 2156600100025 REFERENCE corrected; N-SOURCE changed to INC-SOURCE; 2156600100026 POL-BM added under COMMON; STATUS in .001 deleted. 2156600100027 (20150803A) SD: Subent 4 deleted (data moved to 2156600100028 Subent 003.2; Subent 7 deleted (data moved to 2156600100029 Subent 006.2. 2156600100030 ENDBIB 28 0 2156600100031 COMMON 3 3 2156600100032 EN POL-BM POL-BM-ERR 2156600100033 EV NO-DIM NO-DIM 2156600100034 0.072 0.995 0.004 2156600100035 ENDCOMMON 3 0 2156600100036 ENDSUBENT 35 0 2156600199999 SUBENT 21566002 20080410 21952156600200001 BIB 3 15 2156600200002 REACTION (3-LI-6(N,G)3-LI-7,,SIG,,MSC,DERIV) 2156600200003 Weighted average of the transmission measurements with 2156600200004 the metallic sample and the Li-F sample. 2156600200005 The measured quantity is : 2156600200006 sigma(n-,g) - sigma(n+,g) 2156600200007 where n+ and n- are up- and down-spin incoming neutrons2156600200008 STATUS (TABLE ) Text in thesis 2156600200009 (DEP,21566003) up- and down-spin cross section 2156600200010 HISTORY (19800606C) G.C. 2156600200011 (19800612E) 2156600200012 (20080321A) - STATUS revised 2156600200013 - SF5 corrected (PAR deleted) 2156600200014 - SF8 corrected (MSC added) 2156600200015 - SF9 corrected (DERIV added) 2156600200016 - STATUS revised 2156600200017 ENDBIB 15 0 2156600200018 NOCOMMON 0 0 2156600200019 DATA 2 1 2156600200020 DATA DATA-ERR 2156600200021 B B 2156600200022 1.1700E+03 5.0000E+01 2156600200023 ENDDATA 3 0 2156600200024 ENDSUBENT 23 0 2156600299999 SUBENT 21566003 20150803 22432156600300001 BIB 5 11 2156600300002 REACTION 1(3-LI-6(N,ABS),,SIG,,MSC) x-section for up-spin beam 2156600300003 2(3-LI-6(N,ABS),,SIG,,MSC) x-section for down-spin beam 2156600300004 INC-SOURCE1Up-spin incoming neutrons 2156600300005 2Down-spin incoming neutrons 2156600300006 ASSUMED (ASSUM,3-LI-6(N,G)3-LI-7,,SIG) 2156600300007 STATUS (TABLE) Text in FRNC-TH-856 2156600300008 HISTORY (20080321A) - .003 and .004 are merged into .003. 2156600300009 Pointer 1 and 2 introduced; SF5 corrected (PAR deleted)2156600300010 INC-SOURCE added; STATUS revised. 2156600300011 (20150803A) SD: SF3=G -> SF3=ABS, SF4 deleted and 2156600300012 SF8=MSC added to REACTION code. 2156600300013 ENDBIB 11 0 2156600300014 NOCOMMON 0 0 2156600300015 DATA 5 1 2156600300016 ASSUM DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2156600300017 B B B B B 2156600300018 7.5500E+02 1.7000E+02 2.0000E+01 1.3400E+03 4.0000E+01 2156600300019 ENDDATA 3 0 2156600300020 ENDSUBENT 19 0 2156600399999 NOSUBENT 21566004 20150803 22432156600400001 SUBENT 21566005 20080410 21952156600500001 BIB 3 16 2156600500002 REACTION (3-LI-6(N,THS)3-LI-6,BA,AMP,,MSC,DERIV) 2156600500003 Difference of scattering lengths. 2156600500004 The measured quantity is 2156600500005 sl(n-) - sl(n+) 2156600500006 where n- and n+ are up- and down-spin incoming neutrons2156600500007 STATUS (TABLE) Text in thesis 2156600500008 (DEP,21566006) up- and down-spin scattering length 2156600500009 HISTORY (19800606C) G.C. 2156600500010 (19800612E) 2156600500011 (19801031A) Reaction strings corrected 2156600500012 (19801104E) 2156600500013 (20080321A) - STATUS revised 2156600500014 - SF5 corrected (PAR deleted) 2156600500015 - SF8 corrected (MSC added) 2156600500016 - SF9 corrected (DERIV added) 2156600500017 - STATUS revised 2156600500018 ENDBIB 16 0 2156600500019 NOCOMMON 0 0 2156600500020 DATA 2 1 2156600500021 DATA DATA-ERR 2156600500022 CM CM 2156600500023 3.8000E-13 5.0000E-14 2156600500024 ENDDATA 3 0 2156600500025 ENDSUBENT 24 0 2156600599999 SUBENT 21566006 20150803 22432156600600001 BIB 5 12 2156600600002 REACTION 1(3-LI-6(N,THS)3-LI-6,BA,AMP,,MSC) Data for up-spin beam2156600600003 2(3-LI-6(N,THS)3-LI-6,BA,AMP,,MSC) Data for down-spin 2156600600004 beam 2156600600005 INC-SOURCE1Up-spin incoming neutrons 2156600600006 2Down-spin incoming neutrons 2156600600007 ASSUMED (ASSUM,3-LI-6(N,SCT)3-LI-6,BA,AMP) 2156600600008 STATUS (TABLE) Text in FRNC-TH-856 2156600600009 HISTORY (19801031A) Reaction strings corrected 2156600600010 (20080321A) - .006 and .007 are merged into .006. 2156600600011 Pointer 1 and 2 introduced; SF5 corrected (PAR deleted)2156600600012 INC-SOURCE added; STATUS revised. 2156600600013 (20150803A) SD: SF8=MSC added to REACTION code. 2156600600014 ENDBIB 12 0 2156600600015 NOCOMMON 0 0 2156600600016 DATA 5 1 2156600600017 ASSUM DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2156600600018 CM CM CM CM CM 2156600600019 1.8000E-13 5.0000E-14 4.0000E-14 4.3000E-13 9.0000E-14 2156600600020 ENDDATA 3 0 2156600600021 ENDSUBENT 20 0 2156600699999 NOSUBENT 21566007 20150803 22432156600700001 ENDENTRY 7 0 2156699999999