<div dir="ltr"><span style="font-family:Helvetica,Arial,sans-serif;font-size:15px">Hello,</span><br style="font-family:Helvetica,Arial,sans-serif;font-size:15px"><span style="font-family:Helvetica,Arial,sans-serif;font-size:15px">Can I simulate and distinguish secondary electron bremsstrahlung from other bremsstrahlung mechanisms (quasi-free-electron bremsstrahlung (QFEB), atomic bremsstrahlung (AB) and nuclear bremsstrahlung) in Gate?</span><br style="font-family:Helvetica,Arial,sans-serif;font-size:15px"><span style="font-family:Helvetica,Arial,sans-serif;font-size:15px">I want to simulate a secondary electron bremsstrahlung imaging system for particle therapy.</span><br style="font-family:Helvetica,Arial,sans-serif;font-size:15px"><span style="font-family:Helvetica,Arial,sans-serif;font-size:15px">Best regards</span><br style="font-family:Helvetica,Arial,sans-serif;font-size:15px"><span style="font-family:Helvetica,Arial,sans-serif;font-size:15px">Saeed Bagherzadeh</span>  <br></div>