Recent content by Marina123456

Hello! i need help in such case. I want to simulate the interaction of gamma photons with only oxygen (O) atoms in MCNP, while am using the material card for silicon dioxide (SiO2). Which card shall I use to get the photon interacted with only the oxygen component separately. Thanks for help.

Hi everyone, I would help in such problem. i have tried to use a fresh card, but it always gives an illegal data signal am using mcnp6. here is my fmesh code. thanks FMESH44:n GEOM=X Y Z ORIGIN=-10 -10 -10 IMESH=-50 IINTS=5 JMESH=50 JINTS=11 KMESH=50 KINTS=8 EMESH= 1e-7...