ENTRY 23041 20120120 Y0082304100000001
SUBENT 23041001 20120120 Y0082304100100001
BIB 14 38 2304100100002
TITLE .First measurements of the total and partial stellar 2304100100003
cross section to the s-process branching-point 79Se 2304100100004
AUTHOR (I.Dillmann, M.Heil, F.Kaeppeler, T.Faestermann, 2304100100005
G.Korschinek, K.Knie, M.Poutivtsev, G.Rugel, A.Wallner,2304100100006
T.Rauscher) 2304100100007
INSTITUTE (2GERKFK) Forschungszentrum Karlsruhe, Institut fuer 2304100100008
Kernphysik, Karlsruhe. I.Dillmann, E-mail: 2304100100009
iris.dillmann@ik.fzk.de; M.Heil, F.Kaeppeler. 2304100100010
(2SWTBAS) Departement Physik und Astronomie, Universi- 2304100100011
taet Basel, Basel. I Dillmann, T.Rauscher 2304100100012
(2GERMUN) Fakultat fur Physik, Technische Universitaet 2304100100013
Muenchen, Garching. T.Faestermann, G.Korschinek, 2304100100014
K.Knie, M.Poutivtsev, G.Rugel 2304100100015
(2AUSIRK) Vienna Environmental Research Accelerator, 2304100100016
Institut fuer Isotopenforschung und Kernphysik, 2304100100017
Universitaet Wien. A.Wallner 2304100100018
REFERENCE (C,2006CERN,,(089),200606) Main reference, data given. 2304100100019
FACILITY (VDG,2GERKFK) Karlsruhe 3.7 MV Van de Graaff. 2304100100020
For samples irradiation 2304100100021
INC-SOURCE (P-LI7) 30 micrometer thick layer of metallic Lithium 2304100100022
on the copper backing, proton energy is 1912keV, 2304100100023
30 keV above reaction threshold, proton current 2304100100024
100 micro-A. 2304100100025
INC-SPECT .Nearly Maxwellian energy spectrum for kT=25+-0.5 keV 2304100100026
with maximum neutron energy 108 keV. The neutron flux 2304100100027
is kinematically collimated in a forward cone with 1202304100100028
degree opening angle. Mean neutron flux is (1.5-2)E+9 2304100100029
neutron/sec at the position of sample 2304100100030
DETECTOR (GLASD) Li-6 scintillation detector for neutron flux 2304100100031
time-dependence monitoring 2304100100032
METHOD (STTA) Stack target irradiation 2304100100033
MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 2304100100034
MONIT-REF (,W.RATYNSKI+,J,PR/C,37,595,1988) 2304100100035
ERR-ANALYS (DATA-ERR) Error is not specified 2304100100036
CORRECTION .Correction was made for the number of Se-79 nuclei 2304100100037
HISTORY (20090108C) S.M. 2304100100038
(20090911U) S.M. Reference corrected 2304100100039
(20120120A) NDS(VZ): REL-REF: ND/B->NDS in 002 2304100100040
ENDBIB 38 0 2304100100041
NOCOMMON 0 0 2304100100042
ENDSUBENT 41 0 2304100199999
SUBENT 23041002 20120120 Y0082304100200001
BIB 11 18 2304100200002
REACTION (34-SE-78(N,G)34-SE-79-M,,SIG,,MXW) At kT-30 keV 2304100200003
ANALYSIS .Extrapolated from Z.Bao data AT 25 keV, see REL-REF 2304100200004
REL-REF (R,,Z.BAO+,J,AND,76,70,2000) Cs at 25 keV 2304100200005
(R,,B.Singh,J,NDS,96,1,2000) Half-life of Se-79-m 2304100200006
METHOD (GSPEC) Gamma spectroscopy 2304100200007
DETECTOR (HPGE) 2304100200008
SAMPLE .Selenium metal sample with natural isotopic abundance 2304100200009
- 23.77% of Se-78 pressed in thin pellets inclosed in 2304100200010
15 micro-meter thick Al foil and sandwiched between 2304100200011
10-30 micro-m thick gold foils 2304100200012
DECAY-DATA (34-SE-79-M,3.72MIN,DG,95.7,0.0962) 2304100200013
ADD-RES (DECAY) Determined half-life of the isomer is 2304100200014
3.90 +- 0.14 min 2304100200015
ERR-ANALYS (ERR-HL) Error of Se-79-m half-life 2304100200016
(ERR-IDD) Error of Se-79-m decay intensity 2304100200017
STATUS .From text of main reference, p.4 2304100200018
(PRELM) By the authors 2304100200019
HISTORY (20120120A) NDS(VZ): REL-REF: ND/B->NDS 2304100200020
ENDBIB 18 0 2304100200021
NOCOMMON 0 0 2304100200022
DATA 5 1 2304100200023
KT DATA DATA-ERR ERR-HL ERR-IDD 2304100200024
KEV MB MB MIN NO-DIM 2304100200025
30. 42.0 2.0 0.1 0.0028 2304100200026
ENDDATA 3 0 2304100200027
ENDSUBENT 26 0 2304100299999
SUBENT 23041003 20090108 22062304100300001
BIB 9 13 2304100300002
REACTION (34-SE-78(N,G)34-SE-79,,SIG,,MXW) 2304100300003
METHOD (MASSP) Accelerator mass spectroscopy - AMS 2304100300004
FACILITY (VDGT,2GERMUN) For AMS measurements 2304100300005
ANALYSIS .Extrapolated from Z.Bao data AT 25 keV, see REL-REF 2304100300006
SAMPLE .Cadmium-selenide Cd-Se with natural isotopic abundance2304100300007
- 23.77% of Se-78 pressed in thin pellets inclosed in 2304100300008
15 micro-meter thick Al foil and sandwiched between 2304100300009
10-30 micro-m thick gold foils 2304100300010
REL-REF (R,,Z.BAO+,J,AND,76,70,2000) Cs at 25 keV 2304100300011
DETECTOR (IOCH) Multu-deltaE ionization chamber 2304100300012
CORRECTION .Correction was made for contaminating Br-79 nucleus 2304100300013
STATUS .From text of main reference, p.4 2304100300014
(PRELM) By the authors 2304100300015
ENDBIB 13 0 2304100300016
NOCOMMON 0 0 2304100300017
DATA 3 1 2304100300018
KT DATA DATA-ERR 2304100300019
KEV MB MB 2304100300020
30. 60.1 9.6 2304100300021
ENDDATA 3 0 2304100300022
ENDSUBENT 21 0 2304100399999
SUBENT 23041004 20090108 22062304100400001
BIB 3 6 2304100400002
REACTION (34-SE-78(N,G)34-SE-79-M/T,,SIG/RAT,,MXW,DERIV) 2304100400003
REL-REF (R,,Z.BAO+,J,AND,76,70,2000) Cs at 25 keV 2304100400004
STATUS .From text of main reference, page 4 2304100400005
(PRELM) By the authors 2304100400006
(DEP,23041002) 2304100400007
(DEP,23041003) 2304100400008
ENDBIB 6 0 2304100400009
NOCOMMON 0 0 2304100400010
DATA 3 2 2304100400011
KT DATA DATA-ERR 2304100400012
EV NO-DIM NO-DIM 2304100400013
2.5E-02 0.88 0.06 2304100400014
3.0E+04 0.70 0.11 2304100400015
ENDDATA 4 0 2304100400016
ENDSUBENT 15 0 2304100499999
ENDENTRY 4 0 2304199999999