<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <div style="word-wrap:break-word"> <div><br> </div> <div>Hi Michal,</div> <div><br> </div> <div>Please see the lines below for the definition of the ion source,</div> <div>but note, this will give you mainly the alpha particles!!</div> <div>If you are interested in the gamma emission only, you might better </div> <div>use a simple gamma source instead replace “ion" by “gamma”.</div> <div><br> </div> <div>I have also attached an old article of David Kuhl, one of the real</div> <div>pioneers in Medical Imaging, where the use of Am-241 is explained</div> <div>in more details.</div> <div>If you use the ion source, you mostly get the alpha. Those you have to </div> <div>stop in a small source volume in order to filter out the gamma contribution</div> <div>which is about 35% if I remember correctly.</div> <div><br> </div> <div>Kind regards,</div> <div><br> </div> <div>Uwe</div> <div><br> </div> <div>PS: If you do not succeed, please send the full macro collection that</div> <div>I (or others) can check it.</div> <div><br> </div> <div><br> </div> <div>-----</div> <div>------------------------------------------------------------</div> <div> <div>#</div> <div>#<span class="x_Apple-tab-span" style="white-space:pre"> </span>S O U R C E S</div> <div>#</div> <div><br> </div> <div># source: ion</div> <div>/gate/source/addSource <span class="x_Apple-tab-span" style="white-space:pre"> </span> IonSource</div> <div><br> </div> <div>/gate/source/IonSource/setActivity <span class="x_Apple-tab-span" style="white-space:pre"> </span> {SourceActivity}</div> <div><br> </div> <div><br> </div> <div>/gate/source/IonSource/gps/type<span class="x_Apple-tab-span" style="white-space:pre"> </span>Volume</div> <div>/gate/source/IonSource/gps/shape<span class="x_Apple-tab-span" style="white-space:pre"> </span>Sphere</div> <div>#/gate/source/IonSource/gps/radius<span class="x_Apple-tab-span" style="white-space:pre"> </span>0.1 mm</div> <div>/gate/source/IonSource/gps/radius<span class="x_Apple-tab-span" style="white-space:pre"> </span>{SourceRad}</div> <div>/gate/source/IonSource/gps/centre <span class="x_Apple-tab-span" style="white-space:pre"> </span>0.0 0.0 0.0 cm</div> <div><br> </div> <div>##</div> <div>## universal ion source</div> <div>## with arbitrary halflife</div> <div>##</div> <div>/gate/source/IonSource/gps/particle<span class="x_Apple-tab-span" style="white-space:pre"> </span>ion</div> <div># </div> <div># —————NOTE: The ION source is specified like <<<<<<<<<<<<<<<<<<<<<<<<<<<<<</div> <div>#/gate/source/IonSource/gps/ion <span class="x_Apple-tab-span" style="white-space:pre"> </span>Z-value A-value !!! see next line</div> <div>/gate/source/IonSource/gps/ion <span class="x_Apple-tab-span" style="white-space:pre"> </span>95 241 0 0</div> <div>/gate/source/IonSource/setForcedUnstableFlag <span class="x_Apple-tab-span" style="white-space:pre"> </span>true</div> <div>/gate/source/IonSource/setForcedHalfLife <span class="x_Apple-tab-span" style="white-space:pre"> </span>99999999.0 s</div> <div>/gate/source/IonSource/gps/energytype <span class="x_Apple-tab-span" style="white-space:pre"> </span>Mono</div> <div>/gate/source/IonSource/gps/monoenergy <span class="x_Apple-tab-span" style="white-space:pre"> </span>0. MeV</div> <div>/gate/source/IonSource/gps/number <span class="x_Apple-tab-span" style="white-space:pre"> </span>1</div> <div><br> </div> <div>/gate/source/IonSource/gps/angtype<span class="x_Apple-tab-span" style="white-space:pre"> </span>iso</div> <div>/gate/source/IonSource/gps/mintheta<span class="x_Apple-tab-span" style="white-space:pre"> </span>0. deg</div> <div>/gate/source/IonSource/gps/maxtheta <span class="x_Apple-tab-span" style="white-space:pre"> </span>180. deg</div> <div>/gate/source/IonSource/gps/minphi <span class="x_Apple-tab-span" style="white-space:pre"> </span>0. deg</div> <div>/gate/source/IonSource/gps/maxphi <span class="x_Apple-tab-span" style="white-space:pre"> </span>360. deg</div> <div><br> </div> <div>/gate/source/list</div> <div><br> </div> </div> <br> <div> <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> Fachbereich C - Physik / 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@physik.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><br> </div> <div></div> </div> <div style="word-wrap:break-word"> <div></div> <div><br> </div> <div><br> </div> <br> <div> <div>On 25 Jan 2015, at 19:50, Michal Knap <<a href="mailto:michal.knap@gmail.com">michal.knap@gmail.com</a>> wrote:</div> <br class="x_Apple-interchange-newline"> <blockquote type="cite"> <div dir="ltr"> <div class="x_gmail_default" style="font-family:verdana,sans-serif">Can You tell me if this is correct for AM-241 and Tc-m99? Mayby something is too much or something is missing? I still have empty root file and i dont know why...</div> <div class="x_gmail_default" style="font-family:verdana,sans-serif"><br> </div> <div class="x_gmail_default" style=""> <div class="x_gmail_default" style=""><font face="verdana, sans-serif"># <span class="" style="white-space:pre"> </span>Phisics</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess PhotoElectric</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/PhotoElectric/setModel StandardModel</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess Compton</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/Compton/setModel StandardModel</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess RayleighScattering</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/RayleighScattering/setModel PenelopeModel</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess ElectronIonisation</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/ElectronIonisation/setModel StandardModel e-</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/ElectronIonisation/setModel StandardModel e+</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess Bremsstrahlung</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/Bremsstrahlung/setModel StandardModel e-</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processes/Bremsstrahlung/setModel StandardModel e+</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess PositronAnnihilation</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess MultipleScattering e+</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess MultipleScattering e-</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">#</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">#<span class="" style="white-space:pre"> </span>for ion source</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addPhysicsList emstandard</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/addProcess RadioactiveDecay</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processList Enabled</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/physics/processList Initialized</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">#</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif"># <span class="" style="white-space:pre"> </span></font><span style="font-family:verdana,sans-serif">blurring</span></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/insert <span class="" style="white-space:pre"></span>blurring</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/blurring/setResolution <span class="" style="white-space:pre"></span>0.15</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/blurring/setEnergyOfReference <span class="" style="white-space:pre"></span>10. keV</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/insert <span class="" style="white-space:pre"></span>spblurring</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/spblurring/setSpresolution <span class="" style="white-space:pre"></span>2.0 mm</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/spblurring/verbose <span class="" style="white-space:pre"></span>0</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">#</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif"># <span class="" style="white-space:pre"> </span></font><span style="font-family:verdana,sans-serif">thresholder</span></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/insert <span class="" style="white-space:pre"></span>thresholder</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/thresholder/setThreshold <span class="" style="white-space:pre"></span>1. keV</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/insert <span class="" style="white-space:pre"></span>upholder</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/digitizer/Singles/upholder/setUphold <span class="" style="white-space:pre"></span>15. keV</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/random/setEngineName <span class="" style="white-space:pre"></span>JamesRandom</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/random/setEngineSeed <span class="" style="white-space:pre"></span>default</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">/gate/random/verbose <span class="" style="white-space:pre"></span>1</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif">#</font></div> <div class="x_gmail_default" style=""><font face="verdana, sans-serif"> <div class="x_gmail_default">#<span class="" style="white-space:pre"> </span>S O U R C E - Gamma - Ameryk</div> <div class="x_gmail_default">/gate/source/addSource <span class="" style="white-space:pre"> </span>AM-241</div> <div class="x_gmail_default">/gate/source/AM-241/gps/energytype <span class="" style="white-space:pre"> </span>Mono </div> <div class="x_gmail_default">/gate/source/AM-241/gps/particle<span class="" style="white-space:pre"> </span>ion</div> <div class="x_gmail_default">/gate/source/AM-241/gps/energy <span class="" style="white-space:pre"> </span>59. keV</div> <div class="x_gmail_default">/gate/source/AM-241/setActivity <span class="" style="white-space:pre"> </span>100. Bq</div> <div class="x_gmail_default">/gate/source/AM-241/gps/angtype<span class="" style="white-space:pre"> </span>iso</div> <div class="x_gmail_default">/gate/source/AM-241/gps/mintheta<span class="" style="white-space:pre"> </span>90. deg</div> <div class="x_gmail_default">/gate/source/AM-241/gps/maxtheta <span class="" style="white-space:pre"> </span>90. deg</div> <div class="x_gmail_default">/gate/source/AM-241/gps/minphi <span class="" style="white-space:pre"> </span>0. deg</div> <div class="x_gmail_default">/gate/source/AM-241/gps/maxphi <span class="" style="white-space:pre"> </span>360. deg</div> <div class="x_gmail_default">/gate/source/list</div> <div class="x_gmail_default">/gate/source/AM-241/gps/confine <span class="" style="white-space:pre"> </span>source_vol</div> <div class="x_gmail_default">/gate/output/verbose<span class="" style="white-space:pre"> </span>2</div> <div class="x_gmail_default">/run/verbose<span class="" style="white-space:pre"> </span> 0</div> <div class="x_gmail_default">/event/verbose <span class="" style="white-space:pre"> </span>0</div> <div class="x_gmail_default">/tracking/verbose <span class="" style="white-space:pre"> </span>0</div> <div class="x_gmail_default">#</div> <div class="x_gmail_default">#<span class="" style="white-space:pre"> </span>Source shape</div> <div class="x_gmail_default">/gate/source/AM-241/gps/type <span class="" style="white-space:pre"> </span>Volume </div> <div class="x_gmail_default">/gate/source/AM-241/gps/shape<span class="" style="white-space:pre"> </span>Cylinder</div> <div class="x_gmail_default">/gate/source/AM-241/gps/radius<span class="" style="white-space:pre"> </span>1 cm</div> <div class="x_gmail_default">/gate/source/AM-241/gps/halfz<span class="" style="white-space:pre"> </span>1 mm</div> <div class="x_gmail_default">/gate/source/AM-241/gps/centre <span class="" style="white-space:pre"> </span>11.2 0. 0. cm</div> <div class="x_gmail_default"><br> </div> <div class="x_gmail_default">Best regards</div> <div class="x_gmail_default">Michał Knap</div> </font></div> </div> </div> <div class="x_gmail_extra"><br clear="all"> <div> <div class="x_gmail_signature"> <div dir="ltr"><font face="verdana,sans-serif">Z wyrazami szacunku<br> Michał Knap</font></div> </div> </div> <br> <div class="x_gmail_quote">2015-01-20 12:33 GMT+01:00 Jenny Nilsson <span dir="ltr"> <<a href="mailto:jenny.nilsson@radfys.gu.se" target="_blank">jenny.nilsson@radfys.gu.se</a>></span>:<br> </div> </div> </blockquote> </div> <br> </div> <br> <font face="Arial" color="Black" size="1"><br> ------------------------------------------------------------------------------------------------<br> ------------------------------------------------------------------------------------------------<br> Forschungszentrum Juelich GmbH<br> 52425 Juelich<br> Sitz der Gesellschaft: Juelich<br> Eingetragen im Handelsregister des Amtsgerichts Dueren Nr. 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