ENTRY 21871 19831004 00002187100000001 SUBENT 21871001 19831004 00002187100100001 BIB 10 27 2187100100002 INSTITUTE (2GERMUN) 2187100100003 REFERENCE (J,ZP/A,312,81,83) 2187100100004 .EXPERIMENTAL PROCEDURE AND DATA REDUCTION 2187100100005 HAVE BEEN DESCRIBED IN PREVIOUS PAPERS, E.G. 2187100100006 (J,ZN/A,31,115,76) 2187100100007 (J,ZP/A,277,77,76) 2187100100008 AND 2187100100009 L.KOESTER, -NEUTRON SCATTERING LENGTHS AND 2187100100010 FUNDAMENTAL NEUTRON INTERACTIONS- 2187100100011 SPRINGER TRACTS IN MODERN PHYSICS,VOL.80,PP.1-55, 2187100100012 BERLIN, HEIDELBERG, NEW YORK, SPRINGER 1977. 2187100100013 AUTHOR (L.KOESTER, K.KNOPF, W.WASCHKOWSKI) 2187100100014 TITLE -.NEUTRON SCATTERING LENGHT OF LITHIUM AND BORON 2187100100015 AND THEIR ISOTOPES.- 2187100100016 FACILITY (REAC ) FRM RESEARCH REACTOR 2187100100017 INC-SOURCE (REAC ) 2187100100018 METHOD (CHRFL) CHRISTIANSEN FILTER. 2187100100019 MIXTURE OF PULVERIZED SOLID SUBSTANCES WITH 2187100100020 A LIQUID. THE SCATTERING LENGTH OF THE SOLID 2187100100021 IS DETERMINED BY MEASURING THE RATE OF THE 2187100100022 SMALL ANGLE SCATTERING OF SLOW NEUTRONS AS 2187100100023 FUNCTION OF THE KNOWN SCATTERING DENSITY OF 2187100100024 THE LIQUID PHASE. 2187100100025 STATUS .TEXT, MAIN REFERENCE 2187100100026 HISTORY (830903C) BN. 2187100100027 (831004E) 2187100100028 ERR-ANALYS .NO DETAILED ERROR ANALYSIS GIVEN 2187100100029 ENDBIB 27 0 2187100100030 NOCOMMON 0 0 2187100100031 ENDSUBENT 30 0 2187100199999 SUBENT 21871002 19831004 00002187100200001 BIB 4 11 2187100200002 REACTION (3-LI-6(N,THS)3-LI-6,BA/COH,AMP) 2187100200003 .THE COMPLEX SPIN STATE SCATTERING LENGTHS FOR THE 2187100200004 BOUND ATOM ARE 2187100200005 B(+)= 0.67+-0.14-I(0.08+-0.01) FM 2187100200006 B(-)= 4.67+-0.17-I(0.62+-0.02) FM 2187100200007 SAMPLE .15 DIFFERENT SAMPLES OF LITHIUM COMPOUNDS, 2187100200008 WITH DIFFERENT ABUNDANCES OF LI-6 (0.03 PERCENT, 2187100200009 0.3-0.7 PERCENT AND ABOUT 20 PERCENT) 2187100200010 STATUS .TEXT, MAIN REFERENCE 2187100200011 HISTORY (830903C) 2187100200012 (831004E) 2187100200013 ENDBIB 11 0 2187100200014 NOCOMMON 0 0 2187100200015 DATA 3 1 2187100200016 EN DATA DATA-ERR 2187100200017 MILLI-EV FERMI FERMI 2187100200018 5.1000E-01 2.0000E+00 1.0000E-01 2187100200019 ENDDATA 3 0 2187100200020 ENDSUBENT 19 0 2187100299999 SUBENT 21871003 19831004 00002187100300001 BIB 4 11 2187100300002 REACTION (3-LI-7(N,THS)3-LI-7,BA/COH,AMP) 2187100300003 .THE COMPLEX SPIN STATE SCATTERING LENGTH FOR THE 2187100300004 BOUND ATOM ARE 2187100300005 B(+)= -4.15+-0.06 FM 2187100300006 B(-)= 1.00+-0.08 FM 2187100300007 SAMPLE .15 DIFFERENT SAMPLES OF LITHIUM COMPOUNDS, 2187100300008 WITH DIFFERENT ABUNDANCES OF LI-6 (0.03 PERCENT, 2187100300009 0.3-0.7 PERCENT AND ABOUT 20 PERCENT) 2187100300010 STATUS .TEXT, MAIN REFERENCE 2187100300011 HISTORY (830903C) 2187100300012 (831004E) 2187100300013 ENDBIB 11 0 2187100300014 NOCOMMON 0 0 2187100300015 DATA 3 1 2187100300016 EN DATA DATA-ERR 2187100300017 MILLI-EV FERMI FERMI 2187100300018 5.1000E-01-2.2200E+00 2.0000E-02 2187100300019 ENDDATA 3 0 2187100300020 ENDSUBENT 19 0 2187100399999 SUBENT 21871004 19831004 00002187100400001 BIB 4 7 2187100400002 REACTION (3-LI-0(N,THS),BA/COH,AMP) 2187100400003 SAMPLE .15 DIFFERENT SAMPLES OF LITHIUM COMPOUNDS, 2187100400004 WITH DIFFERENT ABUNDANCES OF LI-6 (0.03 PERCENT, 2187100400005 0.3-0.7 PERCENT AND ABOUT 20 PERCENT) 2187100400006 STATUS .TEXT, MAIN REFERENCE 2187100400007 HISTORY (830903C) 2187100400008 (831004E) 2187100400009 ENDBIB 7 0 2187100400010 NOCOMMON 0 0 2187100400011 DATA 3 1 2187100400012 EN DATA DATA-ERR 2187100400013 MILLI-EV FERMI FERMI 2187100400014 5.1000E-01-1.9000E+00 3.0000E-02 2187100400015 ENDDATA 3 0 2187100400016 ENDSUBENT 15 0 2187100499999 SUBENT 21871005 19840206 00002187100500001 BIB 5 17 2187100500002 REACTION (3-LI-7(N,SCT)3-LI-7,,SIG) 2187100500003 .FREE SCATTERING CROSS SECTION 2187100500004 .SINCE THE SCATTERING CROSS SECTION OF LI-7 IS 2187100500005 INDEPENDENT OF NEUTRON ENERGY IN THE LOW EV REGION 2187100500006 A WEIGHTED MEAN WAS CALCULATED FROM THE CROSS 2187100500007 SECTIONS IN DIFFERENT COMPOUNDS FOR DIFFERENT 2187100500008 NEUTRON ENERGIES. 2187100500009 SAMPLE .15 DIFFERENT SAMPLES OF LITHIUM COMPOUNDS, 2187100500010 WITH DIFFERENT ABUNDANCES OF LI-6 (0.03 PERCENT, 2187100500011 0.3-0.7 PERCENT AND ABOUT 20 PERCENT) 2187100500012 METHOD .THE TOTAL LOW ENERGY NEUTRON CROSS SECTIONS FOR 2187100500013 THE LI COMPOUNDS WERE DETERMINED BY TRANSMISSION 2187100500014 MEASUREMENTS WITH NEUTRONS OF 0.51 MILLI-EV, 2187100500015 1.26 EV AND 5.19 EV. 2187100500016 STATUS .TEXT, MAIN REFERENCE 2187100500017 HISTORY (830903C) 2187100500018 (831004E) 2187100500019 ENDBIB 17 0 2187100500020 NOCOMMON 0 0 2187100500021 DATA 3 1 2187100500022 EN DATA DATA-ERR 2187100500023 EV B B 2187100500024 3.2200E+00 1.0700E+00 3.0000E-02 2187100500025 ENDDATA 3 0 2187100500026 ENDSUBENT 25 0 2187100599999 SUBENT 21871006 19831004 00002187100600001 BIB 4 10 2187100600002 REACTION (5-B-10(N,THS)5-B-10,BA/COH,AMP) 2187100600003 .THE COMPLEX SPIN STATE SCATTERING LENGTH FOR THE 2187100600004 BOUND ATOM ARE 2187100600005 B(+)= -4.2+-0.4 2187100600006 B(-)= 5.2+-0.4 2187100600007 SAMPLE .3 BORON SAMPLES WITH DIFFERENT ABUNDANCES 2187100600008 (0.8 PERCENT AND 20 PERCENT) 2187100600009 STATUS .TEXT, MAIN REFERENCE 2187100600010 HISTORY (830903C) 2187100600011 (831004E) 2187100600012 ENDBIB 10 0 2187100600013 NOCOMMON 0 0 2187100600014 DATA 3 1 2187100600015 EN DATA DATA-ERR 2187100600016 MILLI-EV FERMI FERMI 2187100600017 5.1000E-01-2.0000E-01 4.0000E-01 2187100600018 ENDDATA 3 0 2187100600019 ENDSUBENT 18 0 2187100699999 SUBENT 21871007 19831004 00002187100700001 BIB 4 10 2187100700002 REACTION (5-B-11(N,THS)5-B-11,BA/COH,AMP) 2187100700003 .THE COMPLEX SPIN STATE SCATTERING LENGTH FOR THE 2187100700004 BOUND ATOM ARE 2187100700005 B(+)= 5.6+-0.3 FM 2187100700006 B(-)= 8.3+-0.3 FM 2187100700007 SAMPLE .3 BORON SAMPLES WITH DIFFERENT ABUNDANCES 2187100700008 (0.8 PERCENT AND 20 PERCENT) 2187100700009 STATUS .TEXT, MAIN REFERENCE 2187100700010 HISTORY (830903C) 2187100700011 (831004E) 2187100700012 ENDBIB 10 0 2187100700013 NOCOMMON 0 0 2187100700014 DATA 3 1 2187100700015 EN DATA DATA-ERR 2187100700016 MILLI-EV FERMI FERMI 2187100700017 5.1000E-01 6.6500E+00 4.0000E-02 2187100700018 ENDDATA 3 0 2187100700019 ENDSUBENT 18 0 2187100799999 SUBENT 21871008 19831004 00002187100800001 BIB 4 6 2187100800002 REACTION (5-B-0(N,THS),BA/COH,AMP) 2187100800003 SAMPLE .3 BORON SAMPLES WITH DIFFERENT ABUNDANCES 2187100800004 (0.8 PERCENT AND 20 PERCENT) 2187100800005 STATUS .TEXT, MAIN REFERENCE 2187100800006 HISTORY (830903C) 2187100800007 (831004E) 2187100800008 ENDBIB 6 0 2187100800009 NOCOMMON 0 0 2187100800010 DATA 3 1 2187100800011 EN DATA DATA-ERR 2187100800012 MILLI-EV FERMI FERMI 2187100800013 5.1000E-01 5.3000E+00 4.0000E-02 2187100800014 ENDDATA 3 0 2187100800015 ENDSUBENT 14 0 2187100899999 ENDENTRY 8 0 2187199999999