<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:18px"><div id="yui_3_16_0_1_1427484959268_2480"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2568">Dear all</span><br style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class=""><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2481">I need to simulate a radioactive source with Gate version 6.2. I have used this command</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2500"> from manual. But radioactivity decay is not happening</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2479">. Can anyone help me? Thank you.</span><br></div><div id="yui_3_16_0_1_1427484959268_2480"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class=""><br></span></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2557">/gate/source/NAME/</span><span id="spans0e2" tooltip="{<b>GPs</b>} <i>replaces</i> <br/>{<b><s style='color:Red;'>gps</s></b>}: wrong word" class="" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; text-decoration: underline; color: green; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background: transparent;">GPs</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2520">/particle ion </span></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2528">/gate/source/NAME/</span><span id="spans0e3" tooltip="{<b>GPs</b>} <i>replaces</i> <br/>{<b><s style='color:Red;'>gps</s></b>}: wrong word" class="" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; text-decoration: underline; color: green; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background: transparent;">GPs</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2519">/ion 9 18 0 0 </span></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2538">/gate/source/NAME/</span><span id="spans0e4" tooltip="{<b>GPs</b>} <i>replaces</i> <br/>{<b><s style='color:Red;'>gps</s></b>}: wrong word" class="" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; text-decoration: underline; color: green; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background: transparent;">GPs</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2580">/</span><span tooltip="{monoenergy} : unknown word" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;" class="" id="yui_3_16_0_1_1427484959268_2521">monoenergy</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2529"> 0. </span><span id="spans0e6" tooltip="{<b>Kiev</b>}: capital and largest city of the Ukraine; a major manufacturing and transportation center<br/><i>replaces</i><br/> {<b><s style='color:Red;'>keV</s></b>}: wrong word" class="" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; text-decoration: underline; color: green; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background: transparent;">Kev</span></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2518">/gate/source/NAME/</span><span tooltip="{setForcedUnstableFlag} : unknown word" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;" class="" id="yui_3_16_0_1_1427484959268_2544">setForcedUnstableFlag</span><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2517"> true</span></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2543"> # WARNING - DEBUG - New command line to debug the use of ion particle type </span></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><span style="font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px;" class="" id="yui_3_16_0_1_1427484959268_2546">/gate/source/F18/</span><span tooltip="{useDefaultHalfLife} : unknown word" style="margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; cursor: pointer; font-family: Arial, serif; font-size: 14px; line-height: 16.7999992370605px; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;" class="" id="yui_3_16_0_1_1427484959268_2539">useDefaultHalfLife</span><br class="" style=""></div><div class="" style="" id="yui_3_16_0_1_1427484959268_2478"><br class="" style=""></div></div></body></html>