<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8638" class="">I would like to ask if it is possible to create in GATE 7 <span class="" id="yui_3_16_0_1_1451402182246_8640">annulus</span> cylinder source.</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8642" class=""><br id="yui_3_16_0_1_1451402182246_8644" class=""></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8646" class="">Teoretically it should be possible using following example commands:</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8648" class=""><br id="yui_3_16_0_1_1451402182246_8650" class=""></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8652" class="">/gate/source/addSource cylinder gps</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8654" class="">/gate/source/cylinder/gps/type Volume</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8656" class="">/gate/source/cylinder/gps/<wbr id="yui_3_16_0_1_1451402182246_8658" class="">shape Cylinder </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8660" class="">/gate/source/cylinder/gps/<wbr id="yui_3_16_0_1_1451402182246_8662" class="">radius0 9.5 cm</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8664" class="">/gate/source/cylinder/gps/<wbr id="yui_3_16_0_1_1451402182246_8666" class="">radius 10.5 cm </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8668" class="">/gate/source/cylinder/gps/<wbr id="yui_3_16_0_1_1451402182246_8670" class="">halfz 5. cm </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8672" class="">/gate/source/cylinder/gps/pos/<wbr id="yui_3_16_0_1_1451402182246_8674" class="">centre 0. 0. 0. mm</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8676" class="">/gate/source/cylinder/<wbr id="yui_3_16_0_1_1451402182246_8678" class="">setActivity 1000000 Bq</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8680" class="">/gate/source/cylinder/setType backtoback</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8682" class="">/gate/source/cylinder/gps/<wbr id="yui_3_16_0_1_1451402182246_8684" class="">particle gamma</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8686" class="">/gate/source/cylinder/gps/ene/<wbr id="yui_3_16_0_1_1451402182246_8688" class="">mono 511. keV</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8690" class="">/gate/source/cylinder/gps/<wbr id="yui_3_16_0_1_1451402182246_8692" class="">angtype iso</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8694" class="">/gate/source/list</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8696" class=""><br id="yui_3_16_0_1_1451402182246_8698" class=""></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8700" class="">Unfortunatelly, in results it looks like it was not <span class="" id="yui_3_16_0_1_1451402182246_8702">annulus</span> cylinder but full cylinder. The problem was also mentioned here: <a href="http://thread.gmane.org/gmane.comp.science.opengate.user/3109" target="_blank" style="color: rgb(17, 85, 204);" id="yui_3_16_0_1_1451402182246_8704" class="">http://thread.gmane.org/<wbr id="yui_3_16_0_1_1451402182246_8706" class="">gmane.comp.science.opengate.<wbr id="yui_3_16_0_1_1451402182246_8708" class="">user/3109</a></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" id="yui_3_16_0_1_1451402182246_8710" class=""><br id="yui_3_16_0_1_1451402182246_8712" class=""></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" dir="ltr" id="yui_3_16_0_1_1451402182246_8714" class="">Best regards, </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 12.8px;" dir="ltr" id="yui_3_16_0_1_1451402182246_8714" class="">Paweł Kowalski</div></div></body></html>