<html><head><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div><br></div><div>Hi, Jannis Fischer,</div><div><br></div><div>maybe you should try with the two following lines and replace</div><div>the current ones in your macro by</div><div><br></div><div>/gate/physics/addPhysicsList emstandard_opt3</div>/gate/physics/addProcess RadioactiveDecay<div><br></div><div>I had no problem in simulating radioactive decay this way.</div><div><br></div><div>Hope this helps,</div><div><br></div><div>Kind regards,</div><div><br></div><div>Uwe Pietrzyk</div><div><br></div><div><br><div> <div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div><span style="orphans: 2; widows: 2;">/----------------------------------------------------------------------</span></div><div style="orphans: 2; widows: 2;">Prof. Dr. Uwe Pietrzyk<br>Diplom-Physiker<br>Institut für Neurowissenschaften und Medizin / INM-4<br>Forschungszentrum Jülich GmbH<br>52425 Jülich<br>Tel: +49-2461-61 4763<br>Fax: +49-2461-61 2820<br>Mobil: +49-162-103-4871<br>eMail: <a href="mailto:U.Pietrzyk@fz-juelich.de">U.Pietrzyk@fz-juelich.de</a><br><a href="http://www.fz-juelich.de/inm/inm-4/DE/Home/home_node.html">http://www.fz-juelich.de/inm/inm-4/DE/Home/home_node.html</a><br>&<br>Bergische Universität Wuppertal<br>Fakultät für Mathematik und Naturwissenschaften</div><div style="orphans: 2; widows: 2;">Büro: D.08.01<br>Gaußstr. 20<br>42097 Wuppertal<br>Tel: +49-(0)202-439-3523<br>Fax: +49-(0)202-439-2811<br>eMail: <a href="mailto:Uwe.Pietrzyk@physik.uni-wuppertal.de">Uwe.Pietrzyk@uni-wuppertal.de</a><br><a href="http://www.medizinphysik.uni-wuppertal.de/">http://www.medizinphysik.uni-wuppertal.de</a><br>----------------------------------------------------------------------/</div></div> </div> <br><div><div>On 18 Jan 2017, at 15:43, Jannis Fischer <<a href="mailto:jannis.fischer@cern.ch">jannis.fischer@cern.ch</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">Dear GATE community,<br><br>I'm trying to implement a Sodium-22 source in GATE, but I have a hard time getting it to work. My minimal code for the source is:<br><br>-----<br><br>/gate/source/addSource point_Na22<br>/gate/source/point_Na22/setActivity 1000 Bq<br>/gate/source/point_Na22/gps/particle ion<br>/gate/source/point_Na22/gps/ion 11 22 0 0<br>/gate/source/point_Na22/setForcedUnstableFlag true<br>/gate/source/point_Na22/useDefaultHalfLife<br>/gate/source/list<br><br>-----<br><br>GATE starts without error, however no hits are generated. The source is recognized and listed:<br><br>Source --------------> point_Na22<br> ID : 0<br> type : gps<br> activity (Bq) : 1000<br> startTime (s) : 0<br> time (s) : 0<br> forcedUnstable : 1<br> forcedHalfLife (s) : 8.2135e+07<br> verboseLevel : 0<br> relative to vol : world<br>----------------------<br><br>My physics is set by<br><br>/gate/physics/addPhysicsList QGSP_BERT_EMV<br>/gate/physics/addProcess RadioactiveDecay<br><br>The last line does not have any effect. Other sources work fine (like back-to-back gammas or positrons) no matter if the last line about RadioactiveDecay is present of not.<br><br>I tried to look into the list archives, but Gmane is down and I was not able to browse it. However, from the short text in Google I conclude that others have had this problem before. Can you help me, please?<br><br>Thank you and kind regards,<br><br>Jannis<br><br>-- <br>ETH Zürich<br>Jannis Fischer, MSc<br>PhD Student<br>Departement of Physics<br>Institute of Particle Physics<br>ETH Hönggerberg HPK E31<br>Otto-Stern-Weg 5<br>CH-8093 Zürich<br><br>Telefon +41 75 411 6786<br>Telefax +41 22 76 68242<br><a href="mailto:jannis.fischer@cern.ch">jannis.fischer@cern.ch</a><br>jannis.fischer@phys.ethz.ch<br>http://safir.ethz.ch<br><br>_______________________________________________<br>Gate-users mailing list<br>Gate-users@lists.opengatecollaboration.org<br>http://lists.opengatecollaboration.org/mailman/listinfo/gate-users</blockquote></div><br></div></body></html>