MCNP Version 6.2 Release Notes

Technical Report · Mon Feb 05 00:00:00 EST 2018

DOI:https://doi.org/10.2172/1419730· OSTI ID:1419730

Werner, Christopher John ^[1]; Bull, Jeffrey S. ^[1]; Solomon, C. J. ^[1]; Brown, Forrest B. ^[1]; McKinney, Gregg Walter ^[1]; Rising, Michael Evan ^[1]; Dixon, David A. ^[1]; Martz, Roger Lee ^[1]; Hughes, Henry G. ^[1]; Cox, Lawrence James ^[1]; Zukaitis, Anthony J. ^[1]; Armstrong, J. C. ^[1]; Forster, Robert Arthur ^[1]; Casswell, Laura ^[1]

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1. Los Alamos National Lab. (LANL), Los Alamos, NM (United States)

Monte Carlo N-Particle or MCNP^® is a general-purpose Monte Carlo radiation-transport code designed to track many particle types over broad ranges of energies. This MCNP Version 6.2 follows the MCNP6.1.1 beta version and has been released in order to provide the radiation transport community with the latest feature developments and bug fixes for MCNP. Since the last release of MCNP major work has been conducted to improve the code base, add features, and provide tools to facilitate ease of use of MCNP version 6.2 as well as the analysis of results. These release notes serve as a general guide for the new/improved physics, source, data, tallies, unstructured mesh, code enhancements and tools. For more detailed information on each of the topics, please refer to the appropriate references or the user manual which can be found at http://mcnp.lanl.gov. This release of MCNP version 6.2 contains 39 new features in addition to 172 bug fixes and code enhancements. There are still some 33 known issues the user should familiarize themselves with (see Appendix).

• Research Organization: Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
• Sponsoring Organization: USDOE National Nuclear Security Administration (NNSA), Office of Defense Programs (DP)
• DOE Contract Number: AC52-06NA25396
• OSTI ID: 1419730
• Report Number(s): LA-UR-18-20808
• Country of Publication: United States
• Language: English

Related Subjects

46 INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY
MCNP