Evaporation protons from 8B+58Ni at near barrier energies
Por:
Amador-Valenzuela P., Aguilera E.F., Martinez-Quiroz E., Lizcano D., Kolata J.J., Roberts A., Becchetti F.D., Ojaruega M., Febbraro M., Guimarães V., Rossi Jr. E.S., Huiza J.F.P., Acosta L., Belyaeva T.L.
Publicada:
1 ene 2011
Categoría:
Physics and Astronomy (miscellaneous)
Resumen:
Yields of evaporated protons from the 8B+58Ni reaction are measured at backward angles, for several near barrier energies. Statistical model calculations using the code PACE are used to extrapolate the measurements to the whole angular region in order to get angle integrated cross sections. Fusion cross sections are deduced by using the calculated proton multiplicities. The obtained fusion excitation function shows a large enhancement as compared to BPM calculations using conventional barrier parameters.
Filiaciones:
Amador-Valenzuela P.:
Departamento de Aceleradores, Instituto Nacional de Investigaciones Nucleares, Apartado Postal 18-1027, C. P. 11801, México, D.F., Mexico
Universidad Autónoma Del Estado de México, Código Postal 50000, Toluca, Mexico
Aguilera E.F.:
Departamento de Aceleradores, Instituto Nacional de Investigaciones Nucleares, Apartado Postal 18-1027, C. P. 11801, México, D.F., Mexico
Martinez-Quiroz E.:
Departamento de Aceleradores, Instituto Nacional de Investigaciones Nucleares, Apartado Postal 18-1027, C. P. 11801, México, D.F., Mexico
Lizcano D.:
Departamento de Aceleradores, Instituto Nacional de Investigaciones Nucleares, Apartado Postal 18-1027, C. P. 11801, México, D.F., Mexico
Kolata J.J.:
Physics Department, University of Notre Dame, Notre Dame, IN 46556-5670, United States
Roberts A.:
Physics Department, University of Notre Dame, Notre Dame, IN 46556-5670, United States
Becchetti F.D.:
Physics Department, University of Michigan, Ann Arbor, MI 48109-1120, United States
Ojaruega M.:
Physics Department, University of Michigan, Ann Arbor, MI 48109-1120, United States
Febbraro M.:
Physics Department, University of Michigan, Ann Arbor, MI 48109-1120, United States
Guimarães V.:
Instituto de Fisica, Universidade de Sao Paulo, PO Box 66318, 05389-970 Sao Paulo, SP, Brazil
Rossi Jr. E.S.:
UNIFIEO, Centro Universitário FIEO, CEP 06020-190, Osasco-SP, Brazil
Huiza J.F.P.:
Departamento de Química e Exatas, Universidade Estadual Do Sudoeste da Bahia, 45206-190 Bahia, Brazil
Acosta L.:
Departamento de Física Aplicada, Universidad de Huelva, E-21071 Huelva, Spain
INFN, Laboratori Nazionali Del Sud, I-95123 Catania, Italy
Belyaeva T.L.:
Universidad Autónoma Del Estado de México, Código Postal 50000, Toluca, Mexico
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