<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:12px"><div dir="ltr">Hi, Gate users</div><div dir="ltr">I want to record all gamma particles that go through a surface or enter a volume either they have interactions(Hit) or do not have any interaction.</div><div dir="ltr">can anyone help me to produce this type of output?</div><div dir="ltr">best regards</div><div dir="ltr">Mohsen<br></div></div></body></html>