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Calculation and Measurement of the Fast-Neutron Differential Dose Albedo for Concrete

R. E. Maerker, F. J. Muckenthaler

Nuclear Science and Engineering / Volume 22 / Number 4 / August 1965 / Pages 455-462

Technical Paper / dx.doi.org/10.13182/NSE65-A20632

Monte Carlo calculations have been carried out in great detail on the reflection properties of concrete for fast neutrons. This paper presents the results for the differential angular dose albedo for various incident-beam conditions and touches upon some of the other distributions calculated. The following formula is offered to represent the calculated differential angular dose albedo to better than 10% for about 95% of the values obtained, and which can be used to extend the results to the entire hemispherical range for both incident and reflected neutron velocity vectors: