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Possibilities of determining the main peculiarities of {gamma}-decay cascades in heavy nuclei. Vol. 2

Abstract

The main results of an analysis of the average parameters for {gamma}-decay cascades of compound states in complex nuclei, after thermal neutron capture are presented. The experimental data of nuclear level densities, for certain J{pi}, at excitation energies above 2 MeV are compared with that predicted by two different theoretical models. Cascade intensities measured over the entire excitation energy range, from the ground state up to the neutron binding energy, are compared with different model predictions. Conclusions about the radiative partial width enhancements for transitions between the compound state and high-lying excited states are given. The problems of estimating the actual temperature of excited nuclei, and of the experimental possibilities to observe phase transitions and their influence on gamma-decay modes are discussed. 12 figs., 2 tabs.
Authors:
Ali, M A; [1]  Khitrov, V A; Sukhovoj, A M; Vojnov, A V [2] 
  1. Nuclear Physics Department, Nuclear Research Center, Atomic Energy Authority, Cairo, (Egypt)
  2. Joint Institute for Nuclear Research Frank Laboratory of Neutron Physics, Dubna, (Russian Federation)
Publication Date:
Mar 01, 1996
Product Type:
Miscellaneous
Report Number:
INIS-EG-002; CONF-960316-
Reference Number:
SCA: 220200; PA: AIX-28:030908; EDB-97:054549; SN: 97001765393
Resource Relation:
Conference: 6. conference of nuclear sciences and applications, Cairo (Egypt), 15-20 Mar 1996; Other Information: PBD: Mar 1996; Related Information: Is Part Of Proceedings of the sixth conference of nuclear sciences and applications. Vol. 1-4; PB: 1760 p.
Subject:
22 NUCLEAR REACTOR TECHNOLOGY; HEAVY NUCLEI; GAMMA DECAY; CAPTURE; GAMMA CASCADES; HEAT TRANSFER; NEUTRON REACTIONS; THEORETICAL DATA
OSTI ID:
456062
Research Organizations:
Atomic Energy Establishment, Cairo (Egypt); Egyptian Society of Nuclear Sciences and Applications, Cairo (Egypt)
Country of Origin:
Egypt
Language:
English
Other Identifying Numbers:
Other: ON: DE97620041; TRN: EG9601762030908
Availability:
INIS; OSTI as DE97620041
Submitting Site:
INIS
Size:
pp. 316
Announcement Date:
Apr 21, 1997

Citation Formats

Ali, M A, Khitrov, V A, Sukhovoj, A M, and Vojnov, A V. Possibilities of determining the main peculiarities of {gamma}-decay cascades in heavy nuclei. Vol. 2. Egypt: N. p., 1996. Web.
Ali, M A, Khitrov, V A, Sukhovoj, A M, & Vojnov, A V. Possibilities of determining the main peculiarities of {gamma}-decay cascades in heavy nuclei. Vol. 2. Egypt.
Ali, M A, Khitrov, V A, Sukhovoj, A M, and Vojnov, A V. 1996. "Possibilities of determining the main peculiarities of {gamma}-decay cascades in heavy nuclei. Vol. 2." Egypt.
@misc{etde_456062,
title = {Possibilities of determining the main peculiarities of {gamma}-decay cascades in heavy nuclei. Vol. 2}
author = {Ali, M A, Khitrov, V A, Sukhovoj, A M, and Vojnov, A V}
abstractNote = {The main results of an analysis of the average parameters for {gamma}-decay cascades of compound states in complex nuclei, after thermal neutron capture are presented. The experimental data of nuclear level densities, for certain J{pi}, at excitation energies above 2 MeV are compared with that predicted by two different theoretical models. Cascade intensities measured over the entire excitation energy range, from the ground state up to the neutron binding energy, are compared with different model predictions. Conclusions about the radiative partial width enhancements for transitions between the compound state and high-lying excited states are given. The problems of estimating the actual temperature of excited nuclei, and of the experimental possibilities to observe phase transitions and their influence on gamma-decay modes are discussed. 12 figs., 2 tabs.}
place = {Egypt}
year = {1996}
month = {Mar}
}