<div dir="ltr"><div><div><div><div><div><div><div><div>Dear GATE users,<br><br></div>How should I define the energy type for I-123 and In-111 in my SPECT simulations?<br><br></div>For Tc-99m, I'm using :<br></div>particle gamma<br></div>energytype Mono<br></div>monoenergy 141. keV<br></div>setForcedHalfLife 6. h<br><br></div>but In-111 has two photopeaks (171 and 245 keV) and I-123 has a significant amount of photons (abundance 3.1%) with a higher energy than the photopeak (159 keV), so I'm not sure how to define my source in either of the cases, I-123 and In-111.<br><br></div>Thanks.<br clear="all"><div><div><div><div><div><div><div><div><div><div><div class="gmail_signature">Debora Salvado</div></div>
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