Neutron Capture in 148, ̳150Sm: A Sensitive Probe of the S-process Neutron Density |
Contents
INTRODUCTION | 1 |
RESULTS FOR THE NEUTRON CAPTURE CROSS SECTIONS | 41 |
MAXWELLIAN AVERAGED CROSS SECTIONS | 54 |
1 other sections not shown
Common terms and phrases
200 NEUTRON ENERGY abundance ADC system Astrophys averaged neutron capture BACKGROUND FROM SCATTERED background ratio Barium Fluoride binding energy capture cascades capture cross section capture gamma-ray CAPTURE IN SAMPLE compiled in Table countrate COUNTS PER CHANNEL COUNTS PER CHANNEL/1000 cross section ratio detector modules determined energy and TOF Energy range keV F₂ flight path gamma-ray energy gold standard Isotopic enrichment isotopic impurities Käppeler Kernforschungszentrum Karlsruhe maximum neutron energy Maxwellian averaged cross Maxwellian averaged neutron mbarn multiple scattering neutron capture cross NEUTRON ENERGY keV neutrons scattered normalization Nucl nuclear astrophysics number of cascades o(mul o>Ns parameters present experiment promethium Run I Run s-only isotopes s-process neutron density samarium isotopes sample mass sample scattered neutrons scattering and self-shielding signal to background spectra measured spectrum stellar model stoichiometry sum energy systematic uncertainties tellurium TOF ns TOF spectra total cross section University of Karlsruhe unobserved capture events Van de Graaff Wisshak