ENTRY 20213 20170425 2021300000001
SUBENT 20213001 20170425 20180124 2021300100001
BIB 11 29 2021300100002
INSTITUTE (2BLGMOL) 2021300100003
REFERENCE (J,NP/A,97,657,1967) Sm-147, Sm-149, Gd-157, Ta-181, 2021300100004
Re-185, Ir-191, Ir-193. 2021300100005
(S,ANL-6797,363,1963) Sm-147, Sm-149, Gd-157, Ir-193 2021300100006
(C,65ANTWERP,1,533(94),1965) Sm-147, Sm-149, Gd-157, 2021300100007
Ir-191, Ir-193, Re-185. abstract. 2021300100008
(R,EANDC-50-S,(1),(94),1965) Paper 94, idem, data. 2021300100009
(J,NP,82,331,196607) Sm-149, spin determination with 2021300100010
n-alpha reaction. Evidence for negative 2021300100011
energy resonance with spin = 3. 2021300100012
AUTHOR (F.Poortmans, H.Ceulemans) 2021300100013
TITLE Parameters of slow neutron resonances in Sm, Gd, Ta, 2021300100014
Re, and Ir isotopes 2021300100015
FACILITY (REAC,2BLGMOL) BR2-reactor, crystal spectrometer. 2021300100016
DETECTOR (BF3) BF-3 proportional counter. 2021300100017
METHOD (FNB) Be or Cu monochromator used 2021300100018
MONITOR (82-PB-0(N,EL)82-PB-0,,SIG) = 11.28 +- 0.06 barn, 2021300100019
for neutron energies above 0.5 eV (see REL-REF). 2021300100020
(23-V-0(N,EL)23-V-0,,SIG) = 4.87 +- 0.05 barn, 2021300100021
for neutron energies below 0.5 eV (see REL-REF).. 2021300100022
* Total cross section at resonance of Ir-191 and 2021300100023
Ir-193 measured by transmission. 2021300100024
MONIT-REF (11026030,L.A.Rayburn+,J,NP,61,381,1965) - Pb(n,el) 2021300100025
(20369003,H.Ceulemans+,C,70HELSINKI,1,461,1970) 2021300100026
COMMENT .BIB-section fortified by private communication. 2021300100027
HISTORY (19721005C) 2021300100028
(20170425U) SD:Updated to new date formats,lower case. 2021300100029
Syntax in ref. corrected. STATUS moved in 2021300100030
Subents 002-019. Small corrections in all Subents. 2021300100031
ENDBIB 29 0 2021300100032
NOCOMMON 0 0 2021300100033
ENDSUBENT 32 0 2021300199999
SUBENT 20213002 20170425 20180124 2021300200001
BIB 10 24 2021300200002
REACTION ((62-SM-147(N,EL),,WID)/ 2021300200003
(62-SM-147(N,TOT),,WID)) 2021300200004
INC-SPECT .Monochromatic beam obtained from Bragg-reflections on 2021300200005
Be(121) planes for the 3.4 eV resonance and on Be(222)2021300200006
planes for the 18.3 eV resonance. 2021300200007
SAMPLE .Natural samarium metal, thickness 2021300200008
(4.6+-0.1)*1.e-4 atoms/b, 3.4 eV resonance. 2021300200009
(9.2+-0.2)*1.E-5 atoms/b, 18 eV resonance. 2021300200010
.Scattering sample at right angle to neutron beam 2021300200011
(diameter 2 cm), surrounded by BF(3) counters (length 2021300200012
50 cm). 2021300200013
METHOD .Measured total cross-section and scattering 2021300200014
cross-section with identical experimental conditions. 2021300200015
ANALYSIS .Deduced ratio of neutron width to total width = 2021300200016
(elastic scattering cross-section - potential scatt.)/2021300200017
(total cross-section) at resonance. 2021300200018
COMMENT .Net counting rate obtained from difference between 2021300200019
sample in and sample out counting rates. 2021300200020
CORRECTION .Corrections for self-screening and absorption of 2021300200021
scattered neutrons in the sample. 2021300200022
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021300200023
variance of a series of measurements. 2021300200024
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300200025
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021300200026
ENDBIB 24 0 2021300200027
NOCOMMON 0 0 2021300200028
DATA 3 2 2021300200029
EN-RES DATA ERR-S 2021300200030
EV NO-DIM NO-DIM 2021300200031
3.4 0.0156 0.0016 2021300200032
18.3 0.52 0.04 2021300200033
ENDDATA 4 0 2021300200034
ENDSUBENT 33 0 2021300299999
SUBENT 20213003 20170425 20180124 2021300300001
BIB 9 26 2021300300002
REACTION (62-SM-147(N,0),,J) 2021300300003
INC-SPECT .Monochromatic beam obtained from Bragg-reflections on 2021300300004
Be(121) planes for the 3.4 eV resonance and on Be(222)2021300300005
planes for the 18.3 eV resonance. 2021300300006
SAMPLE .Natural samarium metal, thickness 2021300300007
(4.6+-0.1)*1.e-4 atoms/b, 3.4 eV resonance. 2021300300008
(9.2+-0.2)*1.E-5 atoms/b, 18 eV resonance. 2021300300009
.Scattering sample at right angle to neutron beam 2021300300010
(diameter 2 cm), surrounded by BF(3) counters (length 2021300300011
50 cm). 2021300300012
METHOD .Measured total cross-section and scattering 2021300300013
cross-section with identical experimental conditions. 2021300300014
ANALYSIS .Deduced ratio of neutron width to total width = 2021300300015
(elastic scattering cross-section - potential scatt.)/2021300300016
(Total cross-section) at resonance. 2021300300017
.The statistical weight factor G and So the resonance 2021300300018
spin are obtained from the determined ratio of 2021300300019
neutron width to total width and from the parameters 2021300300020
(weight factor)*(neutron width) and total width 2021300300021
taken from BNL-325, 1-st Suppl. 2021300300022
COMMENT .Net counting rate obtained from difference between 2021300300023
sample in and sample out counting rates. 2021300300024
CORRECTION .Corrections for self-screening and absorption of 2021300300025
scattered neutrons in the sample. 2021300300026
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300300027
HISTORY (20170425A) SD: ERR-ANALYS deleted. 2021300300028
ENDBIB 26 0 2021300300029
NOCOMMON 0 0 2021300300030
DATA 2 2 2021300300031
EN-RES DATA 2021300300032
EV NO-DIM 2021300300033
3.4 3. 2021300300034
18.3 4. 2021300300035
ENDDATA 4 0 2021300300036
ENDSUBENT 35 0 2021300399999
SUBENT 20213004 20170425 20180124 2021300400001
BIB 10 28 2021300400002
REACTION ((62-SM-149(N,EL),,WID)/ 2021300400003
(62-SM-149(N,TOT),,WID)) 2021300400004
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021300400005
Cu(111) planes for the 0.0976 eV resonance and on the 2021300400006
Be(101) planes for the 0.87 eV resonance, resolution 2021300400007
(FWHM) = 0.002 eV at 0.1 eV, = 0.045 eV at 1 eV. 2021300400008
SAMPLE .Natural samarium metal, thickness 2021300400009
2.72*1.E-5 atoms/b for 0.0976 eV resonance. 2021300400010
5.20*1.E-5 atoms/b for 0.87 eV resonance. 2021300400011
.Scattering sample at right angle to neutron beam 2021300400012
(diameter 2 cm), surrounded by BF(3) counters (length 2021300400013
50 cm). 2021300400014
METHOD .Measured total cross-section and scattering 2021300400015
cross-section with identical experimental conditions. 2021300400016
ANALYSIS .Deduced ratio of neutron width to total width = 2021300400017
(elastic scattering cross-section - potential scatt.)/2021300400018
(Total cross-section) at resonance. 2021300400019
COMMENT .Net counting rate obtained from difference between 2021300400020
sample in and sample out counting rates. 2021300400021
CORRECTION .Corrections for self-screening and absorption of 2021300400022
scattered neutrons in the sample. 2021300400023
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021300400024
variance of a series of measurements. 2021300400025
STATUS (TABLE) The ratio of n-width to total width of the 2021300400026
Sm-149 0.0976 eV resonance based on a recent 2021300400027
V(n,n)-standard received by private communication. 2021300400028
.BIB-section fortified by private communication. 2021300400029
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021300400030
ENDBIB 28 0 2021300400031
NOCOMMON 0 0 2021300400032
DATA 3 2 2021300400033
EN-RES DATA ERR-S 2021300400034
EV NO-DIM NO-DIM 2021300400035
0.0976 0.008 0.0003 2021300400036
0.87 0.0108 0.0008 2021300400037
ENDDATA 4 0 2021300400038
ENDSUBENT 37 0 2021300499999
SUBENT 20213005 20170425 20180124 2021300500001
BIB 10 28 2021300500002
REACTION (62-SM-149(N,0),,J) 2021300500003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021300500004
Cu(111) planes for the 0.0976 eV resonance and on the 2021300500005
Be(101) planes for the 0.87 eV resonance, resolution 2021300500006
(FWHM) = 0.002 eV at 0.1 eV, = 0.045 eV at 1 eV. 2021300500007
SAMPLE .Natural samarium metal, thickness 2021300500008
2.72*1.E-5 atoms/b for 0.0976 eV resonance. 2021300500009
5.20*1.E-5 atoms/b for 0.87 eV resonance. 2021300500010
.Scattering sample at right angle to neutron beam 2021300500011
(diameter 2 cm), surrounded by BF(3) counters (length 2021300500012
50 cm). 2021300500013
METHOD .Measured total cross-section and scattering 2021300500014
cross-section with identical experimental conditions. 2021300500015
ANALYSIS .Deduced ratio of neutron width to total width = 2021300500016
(elastic scattering cross-section - potential scatt.)/2021300500017
(Total cross-section) at resonance. 2021300500018
.The statistical weight factor G and So the resonance 2021300500019
spin are obtained from the determined ratio of 2021300500020
neutron width to total width and from the parameters 2021300500021
(weight factor)*(neutron width) and total width 2021300500022
taken from Phys. Rev. 109, 1219(1958). 2021300500023
COMMENT .Net counting rate obtained from difference between 2021300500024
sample in and sample out counting rates. 2021300500025
CORRECTION .Corrections for self-screening and absorption of 2021300500026
scattered neutrons in the sample. 2021300500027
REL-REF (R,11766002,H.Marshak+,J,PR,109,1219,1958) 2021300500028
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300500029
HISTORY (20170425A) SD: ERR-ANALYS deleted. REL-REF added. 2021300500030
ENDBIB 28 0 2021300500031
NOCOMMON 0 0 2021300500032
DATA 2 2 2021300500033
EN-RES DATA 2021300500034
EV NO-DIM 2021300500035
0.0976 4. 2021300500036
0.87 4. 2021300500037
ENDDATA 4 0 2021300500038
ENDSUBENT 37 0 2021300599999
SUBENT 20213006 20170425 20180124 2021300600001
BIB 10 22 2021300600002
REACTION ((64-GD-157(N,EL),,WID)/ 2021300600003
(64-GD-157(N,TOT),,WID)) 2021300600004
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021300600005
Be(222). 2021300600006
SAMPLE .Natural gadolinium metal, 2021300600007
thickness (3.24+-0.03)*1.E-4 atoms/b. 2021300600008
.Scattering sample at right angle to neutron beam 2021300600009
(diameter 2 cm), surrounded by BF(3) counters (length 2021300600010
50 cm). 2021300600011
METHOD .Measured total cross-section and scattering 2021300600012
cross-section with identical experimental conditions. 2021300600013
ANALYSIS .Deduced ratio of neutron width to total width = 2021300600014
(elastic scattering cross-section - potential scatt.)/2021300600015
(Total cross-section) at resonance. 2021300600016
COMMENT .Net counting rate obtained from difference between 2021300600017
sample in and sample out counting rates. 2021300600018
CORRECTION .Corrections for sel-fscreening and absorption of 2021300600019
scattered neutrons in the sample. 2021300600020
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021300600021
variance of a series of measurements. 2021300600022
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300600023
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021300600024
ENDBIB 22 0 2021300600025
NOCOMMON 0 0 2021300600026
DATA 3 1 2021300600027
EN-RES DATA ERR-S 2021300600028
EV NO-DIM NO-DIM 2021300600029
17.1 0.13 0.025 2021300600030
ENDDATA 3 0 2021300600031
ENDSUBENT 30 0 2021300699999
SUBENT 20213007 20170425 20180124 2021300700001
BIB 10 25 2021300700002
REACTION (64-GD-157(N,0),,J) 2021300700003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021300700004
Be(222). 2021300700005
SAMPLE .Natural gadolinium metal 2021300700006
thickness (3.24+-0.03)*1.E-4 atoms/b. 2021300700007
.Scattering sample at right angle to neutron beam 2021300700008
(diameter 2 cm), surrounded by BF(3) counters (length 2021300700009
50 cm). 2021300700010
METHOD .Measured total cross-section and scattering 2021300700011
cross-section with identical experimental conditions. 2021300700012
ANALYSIS .Deduced ratio of neutron width to total width = 2021300700013
(elastic scattering cross-section - potential scatt.)/2021300700014
(Total cross-section) at resonance. 2021300700015
.The statistical weight factor G and So the resonance 2021300700016
spin are obtained from the determined ratio of 2021300700017
neutron width to total width and from the parameters 2021300700018
(weight factor)*(neutron width) and total width 2021300700019
taken from BNL-325, 1-st suppl. 2021300700020
COMMENT .Net counting rate obtained from difference between 2021300700021
sample in and sample out counting rates. 2021300700022
CORRECTION .Corrections for self-screening and absorption of 2021300700023
scattered neutrons in the sample. 2021300700024
REL-REF (R,,D.J.Huges+,R,BNL-325,1957) Supplement Number 1. 2021300700025
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300700026
HISTORY (20170425A) SD: REL-REF added. 2021300700027
ENDBIB 25 0 2021300700028
NOCOMMON 0 0 2021300700029
DATA 2 1 2021300700030
EN-RES DATA 2021300700031
EV NO-DIM 2021300700032
17.1 2. 2021300700033
ENDDATA 3 0 2021300700034
ENDSUBENT 33 0 2021300799999
SUBENT 20213008 20170425 20180124 2021300800001
BIB 10 22 2021300800002
REACTION ((73-TA-181(N,EL),,WID)/ 2021300800003
(73-TA-181(N,TOT),,WID)) 2021300800004
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021300800005
Be(222). 2021300800006
SAMPLE .Natural tantalum metal, 2021300800007
thickness (1.03+-0.01)*1.E-3 atoms/b. 2021300800008
.Scattering sample at right angle to neutron beam 2021300800009
(diameter 2 cm), surrounded by BF(3) counters (length 2021300800010
50 cm). 2021300800011
METHOD .Measured total cross-section and scattering 2021300800012
cross-section with identical experimental conditions. 2021300800013
ANALYSIS .Deduced ratio of neutron width to total width = 2021300800014
(elastic scattering cross-section - potential scatt.)/2021300800015
(Total cross-section) at resonance. 2021300800016
COMMENT .Net counting rate obtained from difference between 2021300800017
sample in and sample out counting rates. 2021300800018
CORRECTION .Corrections for self-screening and absorption of 2021300800019
scattered neutrons in the sample. 2021300800020
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021300800021
variance of a series of measurements. 2021300800022
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300800023
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021300800024
ENDBIB 22 0 2021300800025
NOCOMMON 0 0 2021300800026
DATA 3 1 2021300800027
EN-RES DATA ERR-S 2021300800028
EV NO-DIM NO-DIM 2021300800029
24.1 0.11 0.014 2021300800030
ENDDATA 3 0 2021300800031
ENDSUBENT 30 0 2021300899999
SUBENT 20213009 20170425 20180124 2021300900001
BIB 10 28 2021300900002
REACTION (73-TA-181(N,0),,J) 2021300900003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021300900004
Be(222). 2021300900005
SAMPLE .Natural tantalum metal, 2021300900006
thickness (1.03+-0.01)*1.E-3 atoms/b. 2021300900007
.Scattering sample at right angle to neutron beam 2021300900008
(diameter 2 cm), surrounded by bf(3) counters (length 2021300900009
50 cm). 2021300900010
METHOD .Measured total cross-section and scattering 2021300900011
cross-section with identical experimental conditions. 2021300900012
ANALYSIS .Deduced ratio of neutron width to total width = 2021300900013
(elastic scattering cross-section - potential scatt.)/2021300900014
(Total cross-section) at resonance. 2021300900015
.The statistical weight factor G and So the resonance 2021300900016
spin are obtained from the determined ratio of 2021300900017
neutron width to total width and from the parameters 2021300900018
(weight factor)*(neutron width) and total width 2021300900019
taken from Phys. Rev. 120, 2214 (1960) 2021300900020
COMMENT .Net counting rate obtained from difference between 2021300900021
sample in and sample out counting rates. 2021300900022
CORRECTION .Corrections for self-screening and absorption of 2021300900023
scattered neutrons in the sample. 2021300900024
REL-REF (R,12178005,H.H.London,J,PR,100,1414,1955) 2021300900025
(R,,D.J.Huges+,R,BNL-325,1957) Supplement Number 1. 2021300900026
(R,11922008,H.H.Bolotin+,J,NP,42,676,1963) 2021300900027
(R,11948008,J.S.Desjardins+,J,PR,120,2214,1960) 2021300900028
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021300900029
HISTORY (20170425A) SD: ERR-ANALYS deleted. REL-REF added. 2021300900030
ENDBIB 28 0 2021300900031
NOCOMMON 0 0 2021300900032
DATA 2 1 2021300900033
EN-RES DATA 2021300900034
EV NO-DIM 2021300900035
24.1 3. 2021300900036
ENDDATA 3 0 2021300900037
ENDSUBENT 36 0 2021300999999
SUBENT 20213010 20170425 20180124 2021301000001
BIB 9 24 2021301000002
REACTION ((75-RE-185(N,EL),,WID)/ 2021301000003
(75-RE-185(N,TOT),,WID)) 2021301000004
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301000005
Be(121) planes. 2021301000006
SAMPLE .Natural rhenium metal, 2021301000007
thickness (2.21+-0.03)*1.E-4 atoms/b. 2021301000008
.Scattering sample at right angle to neutron beam 2021301000009
(diameter 2 cm), surrounded by BF(3) counters (length 2021301000010
50 cm). 2021301000011
METHOD .Measured total cross-section and scattering 2021301000012
cross-section with identical experimental 2021301000013
conditions. 2021301000014
ANALYSIS .The ratio of neutron width to total width is obtained 2021301000015
from the experimental ratios elastic scattering 2021301000016
cross-section to total cross-section at different 2021301000017
energies (resonance energy +- small energies). 2021301000018
.a nonresonant scattering cross-section = 10+-2.5 barns2021301000019
has been taken into account. 2021301000020
CORRECTION .Corrections for self-screening and absorption of 2021301000021
scattered neutrons in the sample. 2021301000022
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021301000023
variance of a series of measurements. 2021301000024
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021301000025
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021301000026
ENDBIB 24 0 2021301000027
NOCOMMON 0 0 2021301000028
DATA 3 1 2021301000029
EN-RES DATA ERR-S 2021301000030
EV NO-DIM NO-DIM 2021301000031
2.156 0.046 0.004 2021301000032
ENDDATA 3 0 2021301000033
ENDSUBENT 32 0 2021301099999
SUBENT 20213011 20170425 20180124 2021301100001
BIB 9 26 2021301100002
REACTION (75-RE-185(N,0),,J) 2021301100003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301100004
Be(121) planes. 2021301100005
SAMPLE .Natural rhenium metal, 2021301100006
thickness (2.21+-0.03)*1.E-4 atoms/b. 2021301100007
.Scattering sample at right angle to neutron beam 2021301100008
(diameter 2 cm), surrounded by BF(3) counters (length 2021301100009
50 cm). 2021301100010
METHOD .Measured total cross-section and scattering 2021301100011
cross-section with identical experimental 2021301100012
conditions. 2021301100013
ANALYSIS .The ratio of neutron width to total width is obtained 2021301100014
from the experimental ratios elastic scattering 2021301100015
cross-section to total cross-section at different 2021301100016
energies (resonance energy +- small energies). 2021301100017
.a nonresonant scattering cross-section = 10+-2.5 barns2021301100018
has been taken into account. 2021301100019
.The statistical weight factor G and So the resonance 2021301100020
spin are obtained from the determined ratio of 2021301100021
neutron width to total width and from the parameters 2021301100022
given in Phys. Rev. 100, 1338 (1955). 2021301100023
REL-REF (R,12178005,H.H.London,J,PR,100,1414,1955) 2021301100024
CORRECTION .Corrections for self-screening and absorption of 2021301100025
scattered neutrons in the sample. 2021301100026
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021301100027
HISTORY (20170425A) SD: ERR-ANALYS deleted. REL-REF added. 2021301100028
ENDBIB 26 0 2021301100029
NOCOMMON 0 0 2021301100030
DATA 2 1 2021301100031
EN-RES DATA 2021301100032
EV NO-DIM 2021301100033
2.156 3. 2021301100034
ENDDATA 3 0 2021301100035
ENDSUBENT 34 0 2021301199999
SUBENT 20213012 20170425 20180124 2021301200001
BIB 9 24 2021301200002
REACTION ((77-IR-191(N,EL),,WID)/ 2021301200003
(77-IR-191(N,TOT),,WID)) 2021301200004
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301200005
Be(101) planes for 0.654 eV neutrons, 2021301200006
Be(121) planes for 5.36 eV neutrons, 2021301200007
Be(222) planes for 9.07 eV neutrons. 2021301200008
SAMPLE .Natural metal, 2021301200009
thickness = (4.31+-0.03)*1.E-4 atoms/b. 2021301200010
.Scattering sample at right angle to neutron beam 2021301200011
(diameter 2 cm), surrounded by BF(3) counters (length 2021301200012
50 cm). 2021301200013
METHOD .Measured total cross-section and scattering 2021301200014
cross-section with identical experimental 2021301200015
conditions. 2021301200016
ANALYSIS .The ratio of neutron width to total width is obtained 2021301200017
from the experimental ratios elastic scattering 2021301200018
cross-section to total cross-section at different 2021301200019
energies (resonance energy +- small energies). 2021301200020
CORRECTION .Corrections for self-screening and absorption of 2021301200021
scattered neutrons in the sample. 2021301200022
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021301200023
variance of a series of measurements. 2021301200024
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021301200025
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021301200026
ENDBIB 24 0 2021301200027
NOCOMMON 0 0 2021301200028
DATA 3 3 2021301200029
EN-RES DATA ERR-S 2021301200030
EV NO-DIM NO-DIM 2021301200031
0.654 0.0062 0.0009 2021301200032
5.36 0.05 0.006 2021301200033
9.07 0.039 0.007 2021301200034
ENDDATA 5 0 2021301200035
ENDSUBENT 34 0 2021301299999
SUBENT 20213013 20170425 20180124 2021301300001
BIB 10 23 2021301300002
REACTION (77-IR-191(N,TOT),,WID) 2021301300003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301300004
Be(101) planes for 0.654 eV neutrons. 2021301300005
SAMPLE .Natural, laminated metal, 2021301300006
thickness = (4.29 +- 0.02)*1.E-4 atoms/b. 2021301300007
.Distance sample and detector 3 meter 2021301300008
METHOD .Transmission measurement with steps of 0.005 eV. 2021301300009
ANALYSIS .The experimental width was determined graphically. 2021301300010
COMMENT .This measurements confirm the result of Landon, 2021301300011
Phys. Rev. 100, 1414(1955). His analysis was done 2021301300012
more precisely. 2021301300013
CORRECTION .For higher order contribution of neutron beam=.8%. 2021301300014
.No correction for resolution broadening applied, 2021301300015
resolution(FWHM) = 0.012 eV. 2021301300016
.Experimental width (FWHM) and peak total cross-section2021301300017
are corrected for Doppler broadening. 2021301300018
ERR-ANALYS (ERR-S,,1.) Statistical error derived from observed 2021301300019
variance of a series of measurements. 2021301300020
A precision of the order of half an energy 2021301300021
channel (=2milli-eV) was reached. 2021301300022
STATUS (TABLE) Table 3 of Nucl.Phys.A97(1967)657 2021301300023
HISTORY (20170425A) SD: DATA-ERR -> ERR-S as it is given in the2021301300024
text of the article. 2021301300025
ENDBIB 23 0 2021301300026
NOCOMMON 0 0 2021301300027
DATA 2 1 2021301300028
EN-RES DATA 2021301300029
EV MILLI-EV 2021301300030
0.654 73. 2021301300031
ENDDATA 3 0 2021301300032
ENDSUBENT 31 0 2021301399999
SUBENT 20213014 20170425 20180124 2021301400001
BIB 10 20 2021301400002
REACTION (77-IR-191(N,TOT),,SIG,,RES) 2021301400003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301400004
Be(101) planes for 0.654 eV neutrons. 2021301400005
SAMPLE .Natural, laminated metal, 2021301400006
thickness = (4.29 +- 0.02)*1.E4 atoms/b. 2021301400007
.Distance sample and detector 3 meter 2021301400008
METHOD .Transmission measurement with steps of 0.005 eV. 2021301400009
ANALYSIS .The peak cross-section was determined graphically. 2021301400010
COMMENT .This measurements confirm the result of Landon, 2021301400011
Phys. Rev. 100, 1414(1955). His analysis was done 2021301400012
more precisely. 2021301400013
CORRECTION .For higher order contribution of neutron beam=.8% 2021301400014
.No correction for resolution broadening applied, 2021301400015
resolution(FWHM) = 0.012 eV. 2021301400016
.Experimental width (FWHM) and peak total cross-section2021301400017
are corrected for Doppler broadening. 2021301400018
ERR-ANALYS (ERR-S,,1.) Statistical error derived from observed 2021301400019
variance of a series of measurements. 2021301400020
STATUS (TABLE) Tbl.3 from NP/A,97,657,1967 2021301400021
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021301400022
ENDBIB 20 0 2021301400023
NOCOMMON 0 0 2021301400024
DATA 2 1 2021301400025
EN-RES DATA 2021301400026
EV B 2021301400027
0.654 5190. 2021301400028
ENDDATA 3 0 2021301400029
ENDSUBENT 28 0 2021301499999
SUBENT 20213015 20170425 20180124 2021301500001
BIB 10 32 2021301500002
REACTION (77-IR-191(N,0),,J) 2021301500003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301500004
Be(101) planes for 0.654 eV neutrons, 2021301500005
Be(121) planes for 5.36 eV neutrons, 2021301500006
Be(222) planes for 9.07 eV neutrons. 2021301500007
SAMPLE .Natural metal, 2021301500008
thickness = (4.31+-0.03)*1.E-4 atoms/b. 2021301500009
.Scattering sample at right angle to neutron beam 2021301500010
(diameter 2 cm), surrounded by bf(3) counters (length 2021301500011
50 cm). 2021301500012
METHOD .Measured total cross-section and scattering 2021301500013
cross-section with identical experimental 2021301500014
conditions. 2021301500015
ANALYSIS .The ratio of neutron width to total width is obtained 2021301500016
from the experimental ratios elastic scattering 2021301500017
cross-section to total cross-section at different 2021301500018
energies (resonance energy +- small energies). 2021301500019
.the statistical weight factor G and So the resonance 2021301500020
spin are obtained from the determined ratio of 2021301500021
neutron width to total width and from the parameters 2021301500022
(weight factor)*(neutron width) and total width taken 2021301500023
from Phys.Rev.100,1414(1955) For .654 eV resonance, 2021301500024
from Nucl.Phys.42,676(1965) For 5.36 eV resonance, 2021301500025
from BNL-325, 1-st suppl. For 9.07 eV resonance. 2021301500026
FLAG (1.) Tentative spin assignment. 2021301500027
CORRECTION .Corrections for self-screening and absorption of 2021301500028
scattered neutrons in the sample. 2021301500029
REL-REF (R,12178005,H.H.London,J,PR,100,1414,1955) 2021301500030
(R,,D.J.Huges+,R,BNL-325,1957) Supplement Number 1. 2021301500031
(R,11922008,H.H.Bolotin+,J,NP,42,676,1963) 2021301500032
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021301500033
HISTORY (20170425A) SD: ERR-ANALYS deleted. REL-REF added. 2021301500034
ENDBIB 32 0 2021301500035
NOCOMMON 0 0 2021301500036
DATA 3 3 2021301500037
EN-RES DATA FLAG 2021301500038
EV NO-DIM NO-DIM 2021301500039
0.654 2. 2021301500040
5.36 2. 2021301500041
9.07 2. 1. 2021301500042
ENDDATA 5 0 2021301500043
ENDSUBENT 42 0 2021301599999
SUBENT 20213016 20170425 20180124 2021301600001
BIB 9 23 2021301600002
REACTION ((77-IR-193(N,EL),,WID)/ 2021301600003
(77-IR-193(N,TOT),,WID)) 2021301600004
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301600005
Be(101) planes for 1.303 eV neutrons, 2021301600006
Be(222) planes for 9.07 eV neutrons. 2021301600007
SAMPLE .Natural metal, 2021301600008
thickness = (4.31+-0.03)*1.E-4 atoms/b. 2021301600009
.Scattering sample at right angle to neutron beam 2021301600010
(diameter 2 cm), surrounded by BF(3) counters (length 2021301600011
50 cm). 2021301600012
METHOD .Measured total cross-section and scattering 2021301600013
cross-section with identical experimental 2021301600014
conditions. 2021301600015
ANALYSIS .The ratio of neutron width to total width is obtained 2021301600016
from the experimental ratios elastic scattering 2021301600017
cross-section to total cross-section at different 2021301600018
energies (resonance energy +- small energies). 2021301600019
CORRECTION .Corrections for self-screening and absorption of 2021301600020
scattered neutrons in the sample. 2021301600021
ERR-ANALYS (ERR-S) Statistical error derived from observed 2021301600022
variance of a series of measurements. 2021301600023
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021301600024
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021301600025
ENDBIB 23 0 2021301600026
NOCOMMON 0 0 2021301600027
DATA 3 2 2021301600028
EN-RES DATA ERR-S 2021301600029
EV NO-DIM NO-DIM 2021301600030
1.303 0.0066 0.0015 2021301600031
9.07 0.039 0.007 2021301600032
ENDDATA 4 0 2021301600033
ENDSUBENT 32 0 2021301699999
SUBENT 20213017 20170425 20180124 2021301700001
BIB 9 21 2021301700002
REACTION (77-IR-193(N,TOT),,WID) 2021301700003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301700004
Be(101) planes for 1.303 eV neutrons. 2021301700005
SAMPLE .Natural, laminated metal, 2021301700006
thickness = (4.29 +- 0.02)*1.E-4 atoms/b. 2021301700007
.Distance sample and detector 3 meter 2021301700008
METHOD .Transmission measurement with steps of 0.01 eV. 2021301700009
ANALYSIS .The experimental width was determined graphically. 2021301700010
COMMENT .This measurements confirm the result of Landon, 2021301700011
Phys. Rev. 100, 1414(1955). His analysis was done 2021301700012
more precisely. 2021301700013
CORRECTION .For higher order contribution of neutron beam=1 perc. 2021301700014
.No correction for resolution broadening applied, 2021301700015
resolution(FWHM) = 0.036 eV. 2021301700016
.Experimental width (FWHM) and peak total cross-section2021301700017
are corrected for Doppler broadening. 2021301700018
ERR-ANALYS (ERR-S,,1.) Statistical error derived from observed 2021301700019
variance of a series of measurements. 2021301700020
A precision of the order of half an energy 2021301700021
channel (=2milli-eV) was reached. 2021301700022
STATUS (TABLE) Tbl.3 from NP/A,97,657,1967 2021301700023
ENDBIB 21 0 2021301700024
NOCOMMON 0 0 2021301700025
DATA 2 1 2021301700026
EN-RES DATA 2021301700027
EV MILLI-EV 2021301700028
1.303 91. 2021301700029
ENDDATA 3 0 2021301700030
ENDSUBENT 29 0 2021301799999
SUBENT 20213018 20170425 20180124 2021301800001
BIB 10 20 2021301800002
REACTION (77-IR-193(N,TOT),,SIG,,RES) 2021301800003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301800004
Be(101) planes. 2021301800005
SAMPLE .Natural, laminated metal, 2021301800006
thickness = (4.29 +- 0.02)*1.E-4 atoms/b. 2021301800007
.Distance sample and detector 3 meter 2021301800008
METHOD .Transmission measurement with steps of 0.01 eV. 2021301800009
ANALYSIS .The peak cross-section was determined graphically. 2021301800010
COMMENT .This measurements confirm the result of Landon, 2021301800011
Phys. Rev. 100, 1414(1955). His analysis was done 2021301800012
more precisely. 2021301800013
CORRECTION .Higher order contribution of neutron beam = 1%. 2021301800014
.No correction for resolution broadening applied, 2021301800015
resolution(FWHM) = 0.036 eV. 2021301800016
.Experimental width (FWHM) and peak total cross-section2021301800017
are corrected for Doppler broadening. 2021301800018
ERR-ANALYS (ERR-S,,1.) Statistical error derived from observed 2021301800019
variance of a series of measurements. 2021301800020
STATUS (TABLE) Tbl.3 from NP/A,97,657,1967 2021301800021
HISTORY (20170425A) SD: DATA-ERR -> ERR-S. 2021301800022
ENDBIB 20 0 2021301800023
NOCOMMON 0 0 2021301800024
DATA 2 1 2021301800025
EN-RES DATA 2021301800026
EV B 2021301800027
1.303 6000. 2021301800028
ENDDATA 3 0 2021301800029
ENDSUBENT 28 0 2021301899999
SUBENT 20213019 20170425 20180124 2021301900001
BIB 10 29 2021301900002
REACTION (77-IR-193(N,0),,J) 2021301900003
INC-SPECT .Monochromatic beam obtained from Bragg reflection on 2021301900004
Be(101) planes for 1.303 eV neutrons, 2021301900005
Be(222) planes for 9.07 eV neutrons. 2021301900006
SAMPLE .Natural metal, 2021301900007
thickness = (4.31+-0.03)*1.E-4 atoms/b. 2021301900008
.Scattering sample at right angle to neutron beam 2021301900009
(diam. 2 cm), surrounded by BF(3) counters (length 2021301900010
50 cm). 2021301900011
METHOD .Measured total cross-section and scattering 2021301900012
cross-section with identical experimental 2021301900013
conditions. 2021301900014
ANALYSIS .The ratio of neutron width to total width is obtained 2021301900015
from the experimental ratios elastic scattering 2021301900016
cross-section to total cross-section at different 2021301900017
energies (resonance energy +- small energies). 2021301900018
.The statistical weight factor G and So the resonance 2021301900019
spin are obtained from the determined ratio of 2021301900020
neutron width to total width and from the parameters 2021301900021
(weight factor)*(neutron width) and total width taken 2021301900022
from Phys.Rev.100,1414(1955) For 1.303 eV resonance, 2021301900023
from BNL 325, 1-st Suppl. For 9.07 eV resonance. 2021301900024
REL-REF (R,12178005,H.H.London,J,PR,100,1414,1955) 2021301900025
(R,,D.J.Huges+,R,BNL-325,1957) Supplement Number 1. 2021301900026
FLAG (1.) Tentative spin assignment. 2021301900027
CORRECTION .Corrections for self-screening and absorption of 2021301900028
scattered neutrons in the sample. 2021301900029
STATUS (TABLE) Tbl.2 from NP/A,97,657,1967 2021301900030
HISTORY (20170425A) SD: ERR-ANALYS deleted. REL-REF added. 2021301900031
ENDBIB 29 0 2021301900032
NOCOMMON 0 0 2021301900033
DATA 3 2 2021301900034
EN-RES DATA FLAG 2021301900035
EV NO-DIM NO-DIM 2021301900036
1.303 2. 2021301900037
9.07 2. 1. 2021301900038
ENDDATA 4 0 2021301900039
ENDSUBENT 38 0 2021301999999
ENDENTRY 19 0 2021399999999