ENTRY A0633 19990621 0000A063300000001
SUBENT A0633001 19990621 0000A063300100001
BIB 11 49 A063300100002
TITLE Thermonuclear Reaction Rates of 9-Be(P,GAMMA)10-B. A063300100003
AUTHOR (D.ZAHNOW,C.FNGULO,M.JUNKER,C.ROLFS,S.SCHMIDT, A063300100004
W.H.SCHULTE, E.SOMORJAI) A063300100005
INSTITUTE (2GERBOC) Institut Fuer Physik Mit Lonenstrahlen A063300100006
(2FR CSN) Csnsm, Orsay, France A063300100007
(2ITYITY) Lngs-Infn, Gran Sasso, Italy A063300100008
(3HUNDEB) Atomkl, Debrecen, Hungary A063300100009
REFERENCE (J,NP/A,589,95,1995) A063300100010
(W,ROLFS,19990611) E-Mail Regarding to "Reaction Yield"A063300100011
Explanation. A063300100012
FACILITY (CCW,2GERBOC) A063300100013
(DYNAM,2GERBOC) A063300100014
The 450 Kv Single-Stage Accelerator and the 4 Mv TandemA063300100015
Of the Dynamitron Tandem Laboratorium at the A063300100016
Ruhr-Universitat Bochum Provided Proton Beams at E = 75A063300100017
To 1800 KeV with Currents I = 200 Na (HIGH ENERGIES) ToA063300100018
29 Mu-A (LOW ENERGIES) At the Target (LIMITED BY THE A063300100019
REQUIREMENT OF TARGET STABILITY AND BY DEAD-TIME A063300100020
EFFECTS IN THE Y-RAY DETECTOR). The Energy CalibrationA063300100021
Of the Accelerators was Tested During the Course of theA063300100022
Experiments Using the Well-Known 19-F(P,A)16-O A063300100023
Resonances at E = 224.0, 340.5, and 872.1 KeV and is A063300100024
Known to a Precision of +/- 0.5 KeV. The Proton EnergyA063300100025
Spread of Both Accelerators was Found to be Below 1.0 A063300100026
KeV. A063300100027
METHOD (SITA) A063300100028
(EXTB) A063300100029
(GSPEC) A063300100030
DETECTOR (NAICR) 4-Pi Summing Crystal. A063300100031
The Capture Gamma-Rays were Observed Using a 12X12 InchA063300100032
Nai(TL) Crystal with a Central Bore Hole of 35 mm A063300100033
Diameter and a 0.5 mm Al Wall Thickness. A063300100034
ERR-ANALYS (EN-ERR) Uncertainty of Effective Beam Energy Within A063300100035
The Target. A063300100036
SAMPLE Two Solid Targets were Used. One Target was Produced A063300100037
By Evaporating About 6 Mu-G/Cm-Sq be-9 on a 0.5 mm A063300100038
Thick (CLEANED) Cu Backing. This Target was Used in A063300100039
All Measurements (I.E. EXCITATION FUNCTION AND A063300100040
ABSOLUTE CROSS SECTION), Due to Its Small Thickness ofA063300100041
1.1+/-0.2 KeV, Observed at the 1083 KeV Resonance in A063300100042
9 be(P,G)10-B. For the Measurement of Absolute CrossA063300100043
Sections, Another Target Consisting of a 10 A063300100044
Mu-G/Cm-Sq Thick be Layer on a 0.3 mm Thick (CLEANED)A063300100045
Ta Backing was Also Used, with an Observed Thickness ofA063300100046
5.1+/-0.5 KeV at the 1083 KeV Resonance. A063300100047
HISTORY (19990608C) By F.C. A063300100048
(19990611U) Last checking has been done. A063300100049
(19990621A) DATE is corrected A063300100050
ADD-RES Thermonuclear Reaction Rates are Given in Table 3. A063300100051
ENDBIB 49 0 A063300100052
NOCOMMON 0 0 A063300100053
ENDSUBENT 52 0 A063300199999
SUBENT A0633002 19990621 0000A063300200001
BIB 4 5 A063300200002
REACTION (4-BE-9(P,G)5-B-10,,SIG) A063300200003
REL-REF (A,,W.F.HORNYAK+,J,NP,50,424,1964) A063300200004
COMMENT - By Author - Cross Section is Weighted Average For TwoA063300200005
Targets of the Authors and the Date from Rel-Ref. A063300200006
ERR-ANALYS (ERR-T) The Error of Weighted Average. A063300200007
ENDBIB 5 0 A063300200008
NOCOMMON 0 0 A063300200009
DATA 4 1 A063300200010
EN EN-ERR DATA ERR-T A063300200011
KEV KEV MB MB A063300200012
975. 0.5 0.47 0.03 A063300200013
ENDDATA 3 0 A063300200014
ENDSUBENT 13 0 A063300299999
SUBENT A0633003 19990621 0000A063300300001
BIB 4 16 A063300300002
REACTION (4-BE-9(P,G)5-B-10,,SIG,,SFC) A063300300003
FLAG (1.) Standard Value. See A0632002. A063300300004
(2.) Reaction Yield (NOT S(E) FACTOR) Due to Narrow A063300300005
Width of the 1083-KeV Resonance. A063300300006
Explanation of Prof. C.Rolfs: A063300300007
COMMENT - By Author -In Table 1 the S Factor in the Energy A063300300008
Range 1080 KeV to 1090 KeV Corresponds not Really to anA063300300009
S Factor or Equivalently to a Cross Section Since Here A063300300010
For the Narrow Resonance One Should Fold the Cross A063300300011
Section with the Target Thickness, Which We have not A063300300012
Done. Thus, We Remark in the Footnote "Reaction Yield"A063300300013
To Warn the Reader not to Use the Corresponding Data AsA063300300014
Cross Section Data. A063300300015
ERR-ANALYS (ERR-S) Statistical Error Only. A063300300016
(ERR-1) Overall Error in the Absolute Values has to be A063300300017
Added For Statistical Error. A063300300018
ENDBIB 16 0 A063300300019
COMMON 2 3 A063300300020
EN-ERR ERR-1 A063300300021
KEV PER-CENT A063300300022
0.5 6. A063300300023
ENDCOMMON 3 0 A063300300024
DATA 4 58 A063300300025
EN DATA ERR-S FLAG A063300300026
KEV MB*MEV MB*MEV NO-DIM A063300300027
73.3 1.31 0.07 A063300300028
85.8 1.24 0.05 A063300300029
98.4 1.26 0.05 A063300300030
123.5 1.45 0.06 A063300300031
148.6 1.53 0.03 A063300300032
173.7 1.78 0.07 A063300300033
198.8 2.05 0.06 A063300300034
223.8 2.43 0.09 A063300300035
248.9 3.06 0.11 A063300300036
274. 3.56 0.12 A063300300037
299. 3.98 0.12 A063300300038
320.5 3.57 0.12 A063300300039
340.5 3.3 0.22 A063300300040
370.5 2.25 0.11 A063300300041
400.5 1.6 0.04 A063300300042
450.5 1.1 0.02 A063300300043
600. 0.84 0.03 A063300300044
625. 0.93 0.03 A063300300045
650. 0.92 0.03 A063300300046
700. 1.02 0.02 A063300300047
750. 1.27 0.03 A063300300048
800. 1.65 0.04 A063300300049
850. 2.63 0.05 A063300300050
900. 5.48 0.11 A063300300051
925. 8.55 0.08 A063300300052
950. 13.6 0.2 A063300300053
975. 23.1 0.2 1. A063300300054
1000. 22.4 0.2 A063300300055
1025. 14.4 0.2 A063300300056
1050. 8.37 0.15 A063300300057
1070. 6.82 0.25 A063300300058
1075. 6.74 0.17 A063300300059
1080. 12.6 0.2 2. A063300300060
1081. 17.3 0.3 2. A063300300061
1082. 28.7 0.4 2. A063300300062
1083. 40.5 0.4 2. A063300300063
1084. 36.9 0.5 2. A063300300064
1085. 28.9 0.4 2. A063300300065
1086. 16.1 0.3 2. A063300300066
1087. 11.3 0.2 2. A063300300067
1090. 6.56 0.11 2. A063300300068
1095. 4.96 0.11 A063300300069
1125. 3.28 0.06 A063300300070
1150. 2.68 0.04 A063300300071
1170. 2.32 0.05 A063300300072
1200. 2.02 0.06 A063300300073
1250. 1.95 0.08 A063300300074
1300. 1.48 0.08 A063300300075
1350. 1.37 0.07 A063300300076
1400. 1. 0.05 A063300300077
1450. 0.7 0.04 A063300300078
1500. 0.53 0.03 A063300300079
1550. 0.4 0.02 A063300300080
1600. 0.32 0.02 A063300300081
1650. 0.26 0.02 A063300300082
1700. 0.22 0.01 A063300300083
1750. 0.2 0.01 A063300300084
1800. 0.18 0.01 A063300300085
ENDDATA 60 0 A063300300086
ENDSUBENT 85 0 A063300399999
ENDENTRY 3 0 A063399999999