<html><body><div style="color:#000; background-color:#fff; font-family:MS PGothic, sans-serif;font-size:12pt"><div style="font-family: 'MS PGothic', sans-serif; font-size: 12pt; ">Hello dear GATE users.</div><div style="font-family: 'MS PGothic', sans-serif; font-size: 12pt; "><br></div><div style="font-family: 'MS PGothic', sans-serif; font-size: 12pt; ">I'm trying to simulate a Voxelized Phantom(Brain Phantom) in a PET system now.</div><div style="font-family: 'MS PGothic', sans-serif; font-size: 12pt; ">I defined phantom and source according to Users Guide as follows</div><div style="font-family: 'MS PGothic', sans-serif; font-size: 12pt; "><br></div><div><div><font face="MS PGothic, sans-serif"># B R A I N P H A N T O M</font></div><div><font face="MS PGothic, sans-serif">/gate/world/daughters/name hoffman</font></div><div><font face="MS PGothic, sans-serif">/gate/world/daughters/insert parameterizedBoxMatrix</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/geometry/insertReader interfile</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/interfileReader/insertTranslator range</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/interfileReader/rangeTranslator/readTable activityRange.dat</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/interfileReader/rangeTranslator/describe 1</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/interfileReader/readFile hof3.h33</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/placement/setTranslation 0. 0. 0. mm</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/placement/setRotationAxis 1 0 0</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/placement/setRotationAngle 0 deg</font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/attachVoxelPhantomSD</font></div><div><font face="MS PGothic, sans-serif"><br></font></div><div><font face="MS PGothic, sans-serif">/gate/hoffman/addOutput doseOutput</font></div><div><font face="MS PGothic, sans-serif">/gate/output/doseOutput/saveUncertainty true</font></div><div><font face="MS PGothic, sans-serif">/gate/output/doseOutput/setFileName hoffman_paraDose.bin</font></div><div><font face="MS PGothic, sans-serif"><br></font></div><div><font face="MS PGothic, sans-serif"><div>#<span class="Apple-tab-span" style="white-space:pre"> </span>B R A I N </div><div>/gate/source/addSource voxel voxel</div><div>/gate/source/voxel/reader/insert interfile </div><div>/gate/source/voxel/interfileReader/translator/insert range</div><div>/gate/source/voxel/interfileReader/rangeTranslator/readTable activityRange.dat</div><div>/gate/source/voxel/interfileReader/rangeTranslator/describe 1</div><div>/gate/source/voxel/interfileReader/readFile hof.h33</div><div>/gate/source/voxel/interfileReader/verbose 1</div><div>/gate/source/voxel/setType backtoback</div><div>/gate/source/voxel/setAccolinearityFlag true</div><div>/gate/source/voxel/setAccoValue 0.5 deg</div><div>/gate/source/voxel/gps/particle gamma</div><div>/gate/source/voxel/gps/energytype Mono</div><div>/gate/source/voxel/gps/monoenergy 0.511 MeV</div><div>/gate/source/voxel/gps/angtype iso</div><div>/gate/source/voxel/gps/mintheta 0. deg</div><div>/gate/source/voxel/gps/maxtheta 180. deg</div><div>/gate/source/voxel/gps/minphi 0. deg</div><div>/gate/source/voxel/gps/maxphi 360. deg</div><div>/gate/source/voxel/gps/confine NULL</div><div>/gate/source/voxel/setPosition -128. -128. 0. mm</div><div>/gate/source/voxel/dump 1</div><div><br></div><div><br></div><div><br></div><div>But I had the following warnings:</div><div><br></div><div>-----------------------------------------------------------------------------------------------</div><div><br></div><div><div>PreInit> /gate/world/daughters/insert parameterizedBoxMatrix</div><div>/gate/world/daughters/insert parameterizedBoxMatrix</div><div>GateVoxelBoxParameterizedInserter::ConstructGeometry - Warning ! ConstructGeometry called without a reader</div><div>world_L is registered to the default region.</div><div> Volume of the same name and copy number ("world_P", copy 0) still exists and is being used.</div><div> WARNING: This does not necessarily guarantee it's the same</div><div> volume you originally specified in /vis/scene/add/.</div><div>/vis/scene/notifyHandlers scene-0</div><div><br></div><div>PreInit> /gate/hoffman/geometry/insertReader interfile</div><div>/gate/hoffman/geometry/insertReader interfile</div><div><br></div><div>PreInit> /gate/hoffman/interfileReader/insertTranslator range</div><div>/gate/hoffman/interfileReader/insertTranslator range</div><div><br></div><div>PreInit> /gate/hoffman/interfileReader/rangeTranslator/readTable activityRange.dat</div><div>/gate/hoffman/interfileReader/rangeTranslator/readTable activityRange.dat</div><div>GateGeometryVoxelRangeTranslator::ReadFile : fileName: activityRange.dat</div><div> GateMDBFile::ReadItem: I could not find the item '' in section [Materials] of the material database. </div><div> GateMaterialDatabase: could not download the definition for ''</div><div>GateMaterialDatabase: failed to read the material '' in the database file!</div><div><br></div><div>PreInit> /gate/hoffman/interfileReader/rangeTranslator/describe 1</div><div>/gate/hoffman/interfileReader/rangeTranslator/describe 1</div><div> Range Translator</div><div><br></div><div>!!! GateMDBFile::LookForElementIndbStream: </div><div><span class="Apple-tab-span" style="white-space:pre"> </span>I could not find any section [Materials] in the material database file. </div><div><span class="Apple-tab-span" style="white-space:pre"> </span>You should check the database file.</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>Computation aborted!!!</div><div><br></div><div><br></div><div>*** G4Exception: Aborting execution ***</div><div>Aborted</div><div><br></div><div>----------------------------------------------------------------------------------------------- <br></div><div><br></div><div><br></div><div>Any kind of hints or solutions to my problem are appreciated.</div><div><br></div><div><br></div><div>Thank you </div><div><br></div><div>*************************</div><div>Taro Kanamaru</div><div><br></div><div>Tohoku University Japan</div><div><br></div><div>email: dankemori@yahoo.co.jp</div><div>************************* <br></div></div></font></div></div></div></body></html>