<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><br class=""></div>Hi and good morning,<div class=""><br class=""></div><div class="">according to your macro you have 3 volumes at two different </div><div class="">positions, while two are at the same.</div><div class=""><br class=""></div><div class=""><blockquote type="cite" class="">/gate/Phantom/placement/setTranslation 0. 3. 0. cm (1)</blockquote><br class=""></div><div class=""><blockquote type="cite" class="">/gate/Phantom/placement/setTranslation 0. 0. 0. cm (2)</blockquote></div><div class=""><br class=""></div><div class=""><blockquote type="cite" class="">gate/cylinder2/placement/setTranslation 0. 3. 0. cm (??)</blockquote><div class=""><br class=""></div>also, one volume has material vacuum an two have plexiglass?<br class=""><div class=""><br class=""></div>Where did you place the source?</div><div class=""><br class=""></div><div class="">Maybe you check the values again, but from what you have sent,</div><div class="">it is difficult to give advice.</div><div class=""><br class=""></div><div class="">Kind regards,</div><div class=""><br class=""></div><div class="">U. Pietrzyk<br class=""><div class="">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;">/----------------------------------------------------------------------<br class="">Prof. Dr. Uwe Pietrzyk<br class="">Diplom-Physiker<br class="">Institut für Neurowissenschaften und Medizin / INM-4<br class="">Forschungszentrum Jülich GmbH<br class="">52425 Jülich<br class="">Tel: +49-2461-61 4763<br class="">Fax: +49-2461-61 2820<br class="">Mobil: +49-162-103-4871<br class="">eMail: <a href="mailto:U.Pietrzyk@fz-juelich.de" class="">U.Pietrzyk@fz-juelich.de</a><br class=""><a href="http://www.fz-juelich.de/inm/inm-4/DE/Home/home_node.html" class="">http://www.fz-juelich.de/inm/inm-4/DE/Home/home_node.html</a><br class="">&<br class="">Bergische Universität Wuppertal<br class="">Fakultät für Mathematik und Naturwissenschaften<br class="">Büro: D.08.01<br class="">Gaußstr. 20<br class="">42097 Wuppertal<br class="">Tel: +49-(0)202-439-3523<br class="">Fax: +49-(0)202-439-2811<br class="">eMail: Uwe.Pietrzyk@uni-wuppertal.de<br class="">http://www.medizinphysik.uni-wuppertal.de<br class="">----------------------------------------------------------------------/</div>
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<br class=""><div><blockquote type="cite" class=""><div class="">On 3. Oct 2017, at 22:15, P. T. <<a href="mailto:ptpphysics@gmail.com" class="">ptpphysics@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">Dear all,<br class=""><br class="">I simulated a simple point source and detector in opposite side of a<br class="">cylinder as Phantom in vGATE72.<br class=""><br class="">I defined two geometry for the Phantom.<br class=""><br class="">First simulation were done with Geo.1 for the Phantom.<br class="">####################### Geo.1<br class="">/gate/world/daughters/name Phantom<br class="">/gate/world/daughters/insert cylinder<br class="">/gate/Phantom/geometry/setRmax 3 cm<br class="">/gate/Phantom/geometry/setRmin 0. cm<br class="">/gate/Phantom/geometry/setHeight 1 cm<br class="">/gate/Phantom/placement/setTranslation 0. 3. 0. cm <-----------------------<br class="">/gate/Phantom/setMaterial Plexiglass<br class=""><br class="">###################################<br class=""><br class="">The second simulation was done with Geo.2 for the Phantom.<br class=""><br class="">######Geo.2<br class=""><br class="">/gate/world/daughters/name Phantom<br class="">/gate/world/daughters/insert cylinder<br class="">/gate/Phantom/geometry/setRmax 9.75 cm<br class="">/gate/Phantom/geometry/setRmin 0. cm<br class="">/gate/Phantom/geometry/setHeight 2 cm<br class="">/gate/Phantom/placement/setTranslation 0. 0. 0. cm <-----------------------</div></div></blockquote><blockquote type="cite" class=""><div class=""><div class="">/gate/Phantom/setMaterial Vacuum<br class=""><br class=""><br class="">/gate/Phantom/daughters/name cylinder2<br class="">/gate/Phantom/daughters/insert cylinder<br class="">/gate/cylinder2/geometry/setRmax 3 cm<br class="">/gate/cylinder2/geometry/setRmin 0. cm<br class="">/gate/cylinder2/geometry/setHeight 1 cm<br class="">/gate/cylinder2/placement/setTranslation 0. 3. 0. cm <-----------------------</div></div></blockquote><blockquote type="cite" class=""><div class=""><div class="">/gate/cylinder2/setMaterial Plexiglass<br class="">###################################################<br class=""><br class="">Two geometries are not different, but the energy spectrum is different in<br class="">root output.<br class=""> Is it a bug in GATE?<br class="">Which geometry gives me the correct answer?<br class=""><br class="">Regards,<br class="">P<br class="">_______________________________________________<br class="">Gate-users mailing list<br class=""><a href="mailto:Gate-users@lists.opengatecollaboration.org" class="">Gate-users@lists.opengatecollaboration.org</a><br class="">http://lists.opengatecollaboration.org/mailman/listinfo/gate-users</div></div></blockquote></div><br class=""></div></body></html>