<div dir="ltr"><div dir="ltr">Dear Prof. Dr. Uwe Pietrzyk,<div><br></div><div>Thank you very much for your reply!</div><div><br></div><div>I use GATE version 8.0.</div><div><br></div><div>I am trying to repeat the simulation from the article (pdf in the attachment) <i><span style="color:rgb(80,80,80);font-family:Arial,Helvetica,"Lucida Sans Unicode","Microsoft Sans Serif","Segoe UI Symbol",STIXGeneral,"Cambria Math","Arial Unicode MS",sans-serif;font-size:13px">Brunner S.E., </span><span style="color:rgb(80,80,80);font-family:Arial,Helvetica,"Lucida Sans Unicode","Microsoft Sans Serif","Segoe UI Symbol",STIXGeneral,"Cambria Math","Arial Unicode MS",sans-serif;font-size:13px;box-sizing:border-box;margin:0px;padding:0px">et al. 2014, </span></i><i style="font-weight:bolder;color:rgb(80,80,80);font-family:Arial,Helvetica,"Lucida Sans Unicode","Microsoft Sans Serif","Segoe UI Symbol",STIXGeneral,"Cambria Math","Arial Unicode MS",sans-serif;font-size:13px">Studies on the Cherenkov effect for improved time resolution of TOF-PET.</i></div><div><div>That is why I would like to calculate amount of Cherenkov photons created in crystal 3x3x3 mm^3. </div><div>Does Cut 10 mm work for such small crystal?</div><div><br></div><div>With best regards,</div><div>Sofiia Forostenko</div><div><br><div class="gmail_quote"><div dir="ltr">пт, 9 нояб. 2018 г. в 12:45, Uwe.Pietrzyk <<a href="mailto:Uwe.Pietrzyk@web.de">Uwe.Pietrzyk@web.de</a>>:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="overflow-wrap: break-word;"><div>Hello Sofiia Forostenko,</div><div><br></div><div>could you let us know, which version of GATE you are using,</div><div>since it is easier then for our developers and users to help you.</div><div><br></div><div>I remember, that I had to set the cuts like shown below</div><div>in physics.mac in order to find useful results for Cherenkov radiation.</div><div><br></div><div><div>#</div><div># C U T S</div><div>#</div><div><br></div><div>/gate/physics/displayCuts</div><div>/gate/physics/Gamma/SetCutInRegion world 10 mm</div><div>/gate/physics/Electron/SetCutInRegion world 10 mm</div><div>/gate/physics/Positron/SetCutInRegion world 10 mm</div><div>/gate/physics/Proton/SetCutInRegion world 10 mm</div></div><div><br></div><div>I hope this is helpful!</div><div><br></div><div>Kind regards and best wishes,</div><div><br></div><div>Uwe Pietrzyk</div><br><div>
<div style="overflow-wrap: break-word;"><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;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">---------------------------------------</div><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;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">Prof. Dr. Uwe Pietrzyk<br>Diplom-Physiker<br>Am Anger 18<br>50374 Erftstadt<br>Tel: +49-2235-922038<br>Fax: +49-2235-922039<br>Mobil: +49-172-213-2155<br>eMail: <a href="mailto:Uwe.Pietrzyk@web.de">Uwe.Pietrzyk@web.de</a></div><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;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">---------------------------------------</div></div>
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<br><div><blockquote type="cite"><div>On 9. Nov 2018, at 12:07, Sofiia <<a href="mailto:s.i.forostenko@gmail.com">s.i.forostenko@gmail.com</a>> wrote:</div><br class="gmail-m_-8475904150632294842m_1860376242117309019Apple-interchange-newline"><div><div dir="ltr">Dear GATE users,<div><br></div><div>I am working currently on simple simulation of crystal to determine the mean amount of Cherenkov produced per photoelectric interaction.</div><div>I found that the amount of Cherenkov from GATE I obtained is much less than calculated one from the formula. </div><div>So I decided to switch to Geant4. I've obtained from Geant4 simulation reasonable amount (compatible with formula) of Cherenkov while electron multiple scattering and electron <span class="gmail-m_-8475904150632294842m_1860376242117309019gmail-gr-alert gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_spell gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_1736 gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_run_anim gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_inline_cards gmail-m_-8475904150632294842m_1860376242117309019gmail-ContextualSpelling gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_ gmail-m_-8475904150632294842m_1860376242117309019gmail-multiReplace" id="gmail-m_-8475904150632294842m_1860376242117309019gmail-1736" style="display:inline;border-bottom:2px solid transparent;background-repeat:no-repeat">ionisation processes were "ON" only for PostStep option, but "OFF" for AlongStep. </span></div><div><span class="gmail-m_-8475904150632294842m_1860376242117309019gmail-gr-alert gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_spell gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_1736 gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_run_anim gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_inline_cards gmail-m_-8475904150632294842m_1860376242117309019gmail-ContextualSpelling gmail-m_-8475904150632294842m_1860376242117309019gmail-gr_ gmail-m_-8475904150632294842m_1860376242117309019gmail-multiReplace" style="display:inline;border-bottom:2px solid transparent;background-repeat:no-repeat"><br></span></div><div>Could someone give me please tips on how to implement these options in my GATE simulation? </div><div><br></div><div>With best regards,</div><div>Sofiia Forostenko</div><div><br></div><div><br></div></div>
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