If you are compiling from source rather than installing the pre-built binaries, you will need:
Features integrated CINDER90 functionality, allowing users to simulate material changes and isotopic depletion over time directly inside the input file.
You cannot download MCNP6.2 via a standard open-source repository, torrent, or direct public link. LANL strictly controls the software distribution to prevent unauthorized proliferation of nuclear modeling technology. There are two primary authorized distribution centers: RSICC (Radiation Safety Information Computational Center) mcnp 62 download top
Manually set your system environment variable. On Windows, edit system variables to include DATAPATH pointing to your library folder. On Linux, add export DATAPATH=/path/to/data to your profile. MPI Parallelization Crashes
MSVC (Windows), GCC (Linux), or Clang (macOS). If you are compiling from source rather than
: After registration, browse the Software Catalog for "MCNP6.2" (often listed under code package CCC-850).
To recap: The phrase “” represents a desire for the most capable, validated, and performant version of the world’s leading particle transport code. The top version is version 6.2, but the top method of acquiring it is not via a random website—it is through the RSICC or OECD-NEA . There are two primary authorized distribution centers: RSICC
at Oak Ridge National Laboratory, as it is export-controlled and not available for direct public download.
There is generally a fee associated with obtaining the software. For example, Japanese users pay ¥463 (excluding tax) per code request. Fees vary by region and organisation type.
Windows 7/10/11 (64-bit), Linux (RHEL/Ubuntu), or macOS.
Submit a formal software request. You will need to complete an End-User License Agreement (EULA).