Accession Number:

AD0626757

Title:

U-235 RESONANCE CROSS SECTIONS AND GASEOUS CORE REACTOR CALCULATIONS,

Descriptive Note:

Corporate Author:

COLUMBIA UNIV NEW YORK PLASMA LAB

Personal Author(s):

• Tumm,Gunter W.

Report Date:

1965-08-01

Pagination or Media Count:

108.0

Abstract:

Contents Calculational methods the HRG-program Functional dependence of resonance integrals on temperature and dilution Resonance integrals of U-238 and comparison with experiment Resonance integrals of U-235 by HRG-program Revision of HRG-program Resonance integrals of U-235 by revised HRG-program and comparison with experimental results Selection of gaseous core reference system Final cross section calculations and comparison with LASL 6-and-16 group cross sections Effect of buckling and dilution slowing down flux Estimate of doppler coefficient of reactivity Check of homogenization assumption and comparison with previous theoretical results Doppler temperature coefficient of reactivity Comparison with measured critical masses Variation of critical mass under interior and exterior fuel compression.

Descriptors:

• *URANIUM
• REACTOR CORES
• BUCKLING(NEUTRON DENSITY)
• TEMPERATURE
• NEUTRON FLUX
• CRITICALITY(GENERAL)

Subject Categories:

• Fission Reactor Physics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE