Thanks for your reply.
When I used the code through the mcnpx, the mcnpx didn't work completely and seemed to have errors with some warning phrases. So I implemented it with a visual editor, and the following warning came up.
I guess there was probably a problem setting up phys or imp:n...
Hello, I am a student who started studying MCNP. I'm not used to writing in English, so I'd appreciate it if you could understand even if there were grammatical errors in my thread.
I want to check the energy of gamma rays from neutrons reacting with matter. So, I wrote this in the content of...