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This forum is a discussion of the geometric solids, logical and physical volumes, and operations used in detector definition.

The email gateway for this forum is: geometry-g4hn@slac.stanford.edu

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998 Question: Hole in a conical section   (Estela Suarez - Nov 23, 08:49) newest
997 Question: Double cone   (Rohin - Nov 17, 06:04) newer
... 2 Message(s) newer
996 Question: What is not correct?   (Evgenya - Oct 29, 15:09)
... 2 Message(s)
995 Question: GDML in simulation   (Eric - Oct 27, 10:43)
... 2 Message(s)
994 Question: GDML missing functionality questions   (ahoover@lanl.gov - Oct 13, 13:27)
... 1 Message(s)
993 Question: Warning : Point p is inside !?   (Guillaume Guérin - Oct 08, 04:16)
... 2 Message(s) new
992 Question: Geometry Parameterization   (Matt Worden - Oct 06, 04:38)
... 8 Message(s) new
991 Question: Problem with Paraboloid Warning   (Gaetano Arnetta - Sep 30, 09:25)
... 1 Message(s)
990 Question: GDML   (Eric - Sep 29, 11:43)
... 5 Message(s)
989 Question: editing novice example N02 geometry   (Nick Laver - Sep 29, 10:24)
... 1 Message(s)
988 Question: CAD Geometries   (Eric - Sep 22, 10:33)
... 4 Message(s)
987 Question: checkoverlaps in G4PVParameterises / potential bug   (Evaristo Cisbani - Sep 18, 02:21)
... 1 Message(s)
986 Question: GDML Assembly Won't Load   (Mark McCrea - Sep 14, 12:33)
... 3 Message(s)
985 None: Help with G4PVReplica   (Karthikayan B. - Sep 14, 06:42)
... 1 Message(s)
984 Question: Porous medium   (Guillaume Guérin - Sep 10, 08:47)
983 Question: Dump of Polyhedra   (Johannes Hoppenau` - Sep 10, 06:26)
982 Question: Documentation on CalculateExtent   (Kareem Kazkaz - Sep 03, 13:13)
981 Question: Materials Definition   (Nick Laver - Aug 31, 12:12)
... 2 Message(s)
980 Idea: Turn off overlap warning   (Kareem Kazkaz - Aug 27, 13:17)
... 7 Message(s)
979 Question: Update on STEP to GDML conversion   (Michel D'Amours - Aug 18, 11:02)
... 1 Message(s)
978 None: Parameterization for G4Polyhedra   (Suhaili Zakaria - Aug 06, 03:22)
... 3 Message(s)
977 Question: Isotopes in Material Database   (Ralph Massarczyk - Jul 21, 04:38)
... 3 Message(s)
976 None: Problem with readout geometry   (Francisco - Jul 20, 13:27)
... 3 Message(s)
975 Question: Parameterization Problems   (Matt Worden - Jul 09, 14:42)
... 1 Message(s)
974 Question: Problem in a Readout geometry   (Antonio Otal - Jul 02, 07:19)
... 2 Message(s)
973 Question: Descending volume tree   (Kevin Sapp - Jun 19, 09:58)
... 1 Message(s)
972 Question: G4Paraboloid Reflection   (Greg Damhorst - Jun 01, 12:01)
... 2 Message(s)
971 Question: Creating geometry in python   (Jorge Ferrera - May 28, 06:13)
... 2 Message(s)
970 None: Support for "expression" tag in GDML?   (ahoover@lanl.gov - May 27, 09:53)
... 1 Message(s)
969 None: elliptic paraboloid   (Denis Anielski - 19 May, 2009)
... 1 Message(s)
968 Question: Determining extent of an arbitrary G4LogicalVolume   (Kareem Kazkaz - 12 May, 2009)
... 2 Message(s)
967 Question: Info about ComputeSolid mathod   (M Tariq Siddique - 22 Apr, 2009)
966 Question: Discripancy in Geomatrical Efficiency of NaI Detector   (M Tariq Siddique - 21 Apr, 2009)
... 1 Message(s)
965 Question: How to extract the hit information and build readout geometry   (Pradip Datta - 21 Apr, 2009)
... 2 Message(s)
964 Question: GDML UnknownInsideOutside Fatal Exception   (Magda Constantin - 17 Apr, 2009)
... 1 Message(s)
963 Question: Polycone and Sphere Union problem   (M Tariq Siddique - 15 Apr, 2009)
... 2 Message(s)
962 Warning: Inifinite loop in G4OpBounadryProcess::DoReflection()   (Maxim Gonchar - 13 Apr, 2009)
... 2 Message(s)
961 Question: cylinder going through another cylinder   (Alain Ferragut - 03 Apr, 2009)
... 1 Message(s)
960 None: payload in a open box with G4SubtractionSolid   (Juan - 31 Mar, 2009)
... 1 Message(s)
959 Question: Why do we must trackerVolume in the example exampleN02 ?   (viet.nga.thi.la@cern.ch - 30 Mar, 2009)
... 1 Message(s)
958 Question: Repeat volume--   (Suhaili Zakaria - 25 Mar, 2009)
... 1 Message(s)
957 Question: G4SubtractionSolid from two G4Polycone's ?   (Aram Teymurazyan - 20 Mar, 2009)
... 1 Message(s)
956 Warning: Infinite loop in G4SubtractionSolid::DistanceToIn()   (Svetlana Biktemerova - 09 Mar, 2009)
... 1 Message(s)
955 Question: trigonometric functions in GDML?   (Kazuyoshi Furutaka - 05 Mar, 2009)
... 6 Message(s)
954 Question: opticalsurface definition problem   (hemiao - 01 Mar, 2009)
... 3 Message(s)
953 Warning: G4Paraboloid::DistanceToOut   (Svetlana Biktemerova - 27 Feb, 2009)
... 1 Message(s)
952 Question: want to add a lower half water sensitive underneath the upperhalf bone slice   (Kent Wong - 16 Feb, 2009)
951 Question: want to add a lower half water sensitive underneath the upperhalf bone slice   (Kent Wong - 16 Feb, 2009)
950 Question: Problems with GDML in Geant4.9.2   (John Watts - 16 Feb, 2009)
... 1 Message(s)
949 Question: Memory Overwrite   (Chibueze Zimuzo - 16 Feb, 2009)
... 1 Message(s)
948 Question: Numbering with AssemblyVolumes   (farnea@pd.infn.it - 16 Feb, 2009)
... 1 Message(s)
947 Question: Definition of VM2000 as a material   (Thomas Zerguerras - 09 Feb, 2009)
... 2 Message(s)
946 Question: Particle is skipping or stucked in certain region during the tracking   (Nahee Park - 27 Jan, 2009)
... 3 Message(s)
945 Question: G4PVReplica with a mother volume that has no PhyiscalVolume?   (Krisztian Balla - 24 Jan, 2009)
... 2 Message(s)
944 Question: Fresnel lens simulation   (Svetlana Biktemerova - 22 Jan, 2009)
... 1 Message(s)
943 Question: Test for GDML geometries   (Juan - 19 Jan, 2009)
... 2 Message(s)
942 Question: bug in tracking through concentric spherical layers?   (Scott Nutter - 15 Jan, 2009)
... 8 Message(s)
941 None: Dynamic Geometry whthin an event.   (Kevin Xie - 29 Dec, 2008)
... 3 Message(s)
940 Question: Problems with optical surface properties   (YUE Ke - 22 Dec, 2008)
... 1 Message(s)
939 Question: To simulate the divided atmosphere   (bgastro@pmo.ac.cn - 21 Dec, 2008)
... 1 Message(s)
938 None: GDML inside/outside error   (vinzenz - 15 Dec, 2008)
... 4 Message(s)
937 Question: GDML: Empty document!   (vinzenz - 13 Dec, 2008)
... 1 Message(s)
936 Question: Optical Photons: alternative ways of defining wrapping material?   (Estela Suarez - 27 Nov, 2008)
... 4 Message(s)
935 None: *** Break *** segmentation violation   (Jonathan Mbewe - 17 Nov, 2008)
... 1 Message(s)
934 Question: Find volume by position   (Lucas Clemente - 13 Nov, 2008)
... 2 Message(s)
933 None: Set() and Get() methods in Hadrontherapy   (Jonathan Mbewe - 12 Nov, 2008)
... 1 Message(s)
932 Question: Rotation Bug?   (Antony Luk - 10 Nov, 2008)
... 2 Message(s)
931 None: Defining LYSO material   (Gumplinger Peter - 07 Nov, 2008)
930 Question: How to export geometry files from Geant4 to PRT or STEP or IGES   (moini78@yahoo.com - 28 Oct, 2008)
929 Question: Missing Energy   (Oscar Larsson - 24 Oct, 2008)
... 1 Message(s)
928 Question: Does PolyCone allow two corners at the same Z-position?   (Wei S. Wang - 22 Oct, 2008)
... 1 Message(s)
927 Question: G4UnionSolid: problem with dimensions of constituents   (Angela Lucaci-Timoce - 22 Oct, 2008)
... 1 Message(s)
926 Question: multiple identical copies of volumes   (Cristian Bungau - 10 Oct, 2008)
925 Question: Problems with GetCopyNo() and russian dolls volumes!!!   (Florian ITARD - 26 Sep, 2008)
... 1 Message(s)
924 Question: GDML Installation   (geabt4learner - 24 Sep, 2008)
923 None: Changing a Material Density During (after single) Run time   (Alan Shippen - 22 Sep, 2008)
... 1 Message(s)
922 Question: Segmentation fault when more than 40 elements in material   (Yuri Burmistenko - 13 Aug, 2008)
... 3 Message(s)
921 Question: Can GEANT4 measure the volume of an object?   (Anuj Kapadia - 22 Jul, 2008)
... 3 Message(s)
920 Question: identifying physical volumes in a parallel world   (Tom Roberts - 20 Jul, 2008)
... 1 Message(s)
919 None: Skewed Geometry after Rotation   (Perry Young - 15 Jul, 2008)
... 1 Message(s)
918 None: How to mix up two gas materials by fifty fifty ratio   (ozgur ates - 08 Jul, 2008)
... 3 Message(s)
917 Question: Importing Geometry from SolidWorks 2007 (via FastRad)   (Bryan C. Callahan - 07 Jul, 2008)
... 3 Message(s)
916 None: how to remove an Imprint of G4AssemblyVolume ?   (Aram Teymurazyan - 02 Jul, 2008)
... 4 Message(s)
915 Question: Stainless steel   (Anil - 01 Jul, 2008)
... 2 Message(s)
914 Question: Assertion `pSolid != 0' failed   (Jonathan Mbewe - 23 Jun, 2008)
... 1 Message(s)
913 None: Neverending simulation loop (G4SubtractionSolid, G4Paraboloid, G4OpticalPhoton)   (Jonathan Toebbe - 18 Jun, 2008)
... 1 Message(s)
912 Question: Hot to modify the resistivity or mobility of silicon   (Jorge - 16 Jun, 2008)
... 1 Message(s)
910 None: parabolic mirror   (Hans Wenzel - 28 May, 2008)
... 2 Message(s)
908 None: Mapping points on a surface to indices   (Giuseppe Vacanti - 26 May, 2008)
... 2 Message(s)
906 Question: Optical photon transport problem in G4Sphere   (Paola - 20 May, 2008)
... 1 Message(s)
904 Question: Problem with subtraction of two polycones   (Jerome Roccaz - 20 May, 2008)
... 4 Message(s)
902 None: Variable geometry between runs.   (Aram - 02 May, 2008)
...
900 None: Surface/boundary roughness   (Gorelick Sergey - 25 Apr, 2008)
... 2 Message(s)
898 Question: Writing gdml files?   (Bob Weller - 22 Apr, 2008)
... 1 Message(s)
896 Question: GEANT4 tracking does not see part of my geometry   (Aram - 15 Apr, 2008)
... 5 Message(s)
894 Question: How to create a layered detector   (Francisco - 14 Apr, 2008)
... 2 Message(s)
890 Question: GDML / "partial" usage   (Kay Ulbrich - 09 Apr, 2008)
... 2 Message(s)
888 None: G4Hype - Stereo Angle   (Bryce Littlejohn - 09 Apr, 2008)
... 1 Message(s)
886 Question: Problem with reflection of optical photons   (Justin Dingley - 01 Apr, 2008)
... 1 Message(s)
884 None: Defining solid with polynomial surface   (Kay Ulbrich - 30 Mar, 2008)
... 5 Message(s)
882 Question: surface with 98% reflection and 2% transmission of optical photons   (Matthew - 25 Mar, 2008)
... 4 Message(s)
880 None: Geometry changes after N events   (David Oxley - 24 Mar, 2008)
... 5 Message(s)
878 None: GDML Geometry into GEANT4 solution!!   (Francisco Garcia - 11 Mar, 2008)
... 2 Message(s)
876 None: Overlap of parameterized volumes   (Niklas - 03 Mar, 2008)
... 3 Message(s)
872 None: bolean operation visualization: future?   (maurizio - 02 Mar, 2008)
... 4 Message(s)
870 Question: Problems changing G4Polyhedra dimensions at run time.   (Aczel García Ríos - 01 Mar, 2008)
... 1 Message(s)
868 Question: G4SPhere   (Anil - 27 Feb, 2008)
... 3 Message(s)
866 None: G4VParameterisation and voxel Daughter volume   (Kondo - 24 Feb, 2008)
...
864 None: some help with this geometry? It's driving me crazy   (haori - 23 Feb, 2008)
... 1 Message(s)
862 None: Generating point on surface of a polycone generating invalid points.   (Henrik - 13 Feb, 2008)
... 4 Message(s)
860 Question: physvol name in gdml   (Jing Liu - 11 Feb, 2008)
... 2 Message(s)
858 Question: assembly in gdml   (Jing Liu - 11 Feb, 2008)
... 7 Message(s)
856 None: G4IntersectionSolid and solids that have no intersection   (Lucas Clemente - 09 Feb, 2008)
... 5 Message(s)
854 Question: Parameterized volume and its mother volume   (roccaz - 08 Feb, 2008)
... 1 Message(s)
852 None: Sphere with hexagons and pentagons   (Anil - 05 Feb, 2008)
... 1 Message(s)
850 None: Double-delete with G4AssemblyVolume   (James Odegaard - 01 Feb, 2008)
... 1 Message(s)
847 Question: Problem with G4ExtrudedSolid   (Sven Lotze - 01 Feb, 2008)
... 1 Message(s)
845 Question: Parameterisation vs. many Boxes   (Lucas Clemente - 26 Jan, 2008)
... 9 Message(s)
843 Question: Solids made by Boolean operations   (Maxim Gonchar - 22 Jan, 2008)
... 4 Message(s)
840 Warning: Visualization of paraboloid   (Maxim Gonchar - 22 Jan, 2008)
... 6 Message(s)
838 None: New GDML code not reading triangular facets   (Henrik - 14 Jan, 2008)
... 8 Message(s)
836 Question: Honeycomb configuration   (Anil - 26 Dec, 2007)
... 1 Message(s)
834 None: auxiliary tag in built-in GDML in G4.9.1?   (Andrew Hoover - 20 Dec, 2007)
... 1 Message(s)
831 Question: create an object with the coordinates   (Didierjean - 18 Dec, 2007)
... 1 Message(s)
829 None: Use of DetectorConstruction class as singleton   (Emilia BECHEVA - 17 Dec, 2007)
... 4 Message(s)
827 Question: The different Geometry overlap   (da Liu - 10 Dec, 2007)
... 1 Message(s)
824 Question: The different Geometry overlap   (da Liu - 10 Dec, 2007)
...
822 Question: Logic error: snxt = kInfinity ???   (Maddalena Antonello - 07 Dec, 2007)
... 1 Message(s)
820 Question: a question on replica's usage   (Victor_Makarov - 23 Nov, 2007)
... 1 Message(s)
818 None: Mirror - Pool simulation   (Olivier Dadoun - 18 Nov, 2007)
... 1 Message(s)
816 Question: Touchable or not?   (roccaz - 12 Nov, 2007)
...
814 None: Performance of homogeneous voxelised phantom   (Sven Lotze - 08 Nov, 2007)
... 4 Message(s)
812 Question: Union of a solid and a parameterized Volume   (roccaz - 05 Nov, 2007)
... 2 Message(s)
810 None: complex geometry   (agnieszka.priebe@cern.ch - 30 Oct, 2007)
...
805 None: complex geometry   (agnieszka.priebe@cern.ch - 30 Oct, 2007)
... 1 Message(s)
803 None: Generating random point in volume, not on surface   (Henrik - 24 Oct, 2007)
... 7 Message(s)
801 None: /vis/geometry/set/daughtersInvisible   (ungaro@jlab.org - 23 Oct, 2007)
... 1 Message(s)
799 None: meaning of sensitive detector and tracker   (JinGe - 22 Oct, 2007)
... 1 Message(s)
797 Question: /gun/position   (Reema - 15 Oct, 2007)
... 3 Message(s)
795 Question: grid_test behaviour in geant4.9.0.p01   (Gabriel Musat - 11 Oct, 2007)
... 1 Message(s)
793 Question: G4VPVParameterisation::ComputeSolid   (P. Sizun - 10 Oct, 2007)
... 1 Message(s)
791 Question: Oscillating Surface   (Mario - 09 Oct, 2007)
...
787 Question: CAD-to-GEANT interface   (Vanessa - 23 Aug, 2007)
... 5 Message(s)
785 None: How to construct a x_ray linear array detector?   (windjyf - 20 Aug, 2007)
... 1 Message(s)
783 Question: How to define simple solid cone?   (Brad Oborn - 19 Aug, 2007)
... 1 Message(s)
781 None: problems in the GDML installation   (qjye@mail.ustc.edu.cn - 19 Aug, 2007)
... 2 Message(s)
777 Question: Placement works, Replica not?   (Holger Gottschlag - 17 Aug, 2007)
... 2 Message(s)
775 Question: Placing Daughter Volumes within repeated Mother Volume   (Andre - 09 Aug, 2007)
... 7 Message(s)
773 Question: Memory Explosion   (Daniel Casey - 07 Aug, 2007)
... 1 Message(s)
771 None: How to stop at a given plane   (Tom Roberts - 03 Aug, 2007)
... 1 Message(s)
769 None: Geometry problem with Parmeterised Volumes   (Sascha Falahat - 27 Jul, 2007)
... 2 Message(s)
767 None: G4SolidStore Segmentation Error   (Barbara - 26 Jul, 2007)
... 1 Message(s)
765 None: Is it possible to have periodic boundary condition?   (Luk Wing Hong, Antony - 20 Jul, 2007)
... 2 Message(s)
761 Question: Problem with using Solid type: G4Sphere   (jgzm6@umr.edu - 20 Jul, 2007)
... 2 Message(s)
759 None: CAD Import without ST Viewer possible?   (SI - 17 Jul, 2007)
... 1 Message(s)
757 Question: What is proble in geometry definition about optical properties.   (kimhd@kaist.ac.kr - 16 Jul, 2007)
... 2 Message(s)
755 None: Speed Difference between Parameterised and Replica?   (Ryan - 10 Jul, 2007)
... 11 Message(s)
753 Warning: Problems with tolerances in Geant v.4.9.0   (Enrico Farnea - 05 Jul, 2007)
... 1 Message(s)
751 Question: Import G4 geometry from CAD files   (Maddalena Antonello - 02 Jul, 2007)
... 1 Message(s)
749 None: cylindrical screen with holes   (Shuo - 01 Jul, 2007)
...
747 None: rotation matrix   (michel maire - 27 Jun, 2007)
... 1 Message(s)
745 Question: creating volumes with 'holes' using G4AssemblyVolume   (Mario - 25 Jun, 2007)
... 4 Message(s)
743 None: std::length error in MedLinac   (Theo DuBose - 18 Jun, 2007)
... 1 Message(s)
741 None: Helix Geometry   (j.robinson@physics.gla.ac.uk - 18 Jun, 2007)
... 1 Message(s)
739 Question: More documentation on G4NavigationHistory ?   (Alain Ferragut - 14 Jun, 2007)
... 1 Message(s)
737 None: question on how to use Readout geometry   (long - 12 Jun, 2007)
... 1 Message(s)
735 None: Parameterised Voxels and Overlapping Volumes   (Michael L. - 07 Jun, 2007)
... 2 Message(s)
733 Question: Multiple Geometry Updates Necessary?   (Daniel Mittelberger - 30 May, 2007)
... 6 Message(s)
731 None: Implementing helically wound cathode strips   (Jamie Robinson - 11 May, 2007)
... 1 Message(s)
729 None: Gemetry wasn't dispayed with OpenGL   (Alexey Lubashevskiy - 10 May, 2007)
... 3 Message(s)
724 Question: Polygon definition   (Harald Paganetti - 07 May, 2007)
... 3 Message(s)
722 Question: About GDML Volume pointers!!!   (Francisco Garcia - 02 May, 2007)
... 1 Message(s)
720 Question: Adding MaterialPropertiesTable to gdml   (Hans Wenzel - 01 May, 2007)
... 3 Message(s)
718 None: How to assing a Sensitive Detector for a GDML geometry   (Francisco Garcia - 23 Apr, 2007)
... 2 Message(s)
716 None: How to define plasma Material in detector?   (cheney - 16 Apr, 2007)
... 1 Message(s)
714 Question: Unused G4VPhysicalVolume variable   (Gabriel Barros - 12 Apr, 2007)
... 1 Message(s)
712 None: G4TessellatedSolid overlap check warning   (A.Ayan - 04 Apr, 2007)
... 1 Message(s)
710 None: Getting a G4LogicalVolume from its name   (Mathieu Trocmé - 04 Apr, 2007)
... 2 Message(s)
708 Question: Very slow assignment of volumes not inside the world??   (Brad Oborn - 31 Mar, 2007)
... 1 Message(s)
706 None: Local to Global... again   (Nathaniel Tagg - 30 Mar, 2007)
... 8 Message(s)
704 None: int-conversion with unit   (Sylvia Studeny - 21 Mar, 2007)
... 1 Message(s)
702 Question: How to define a phantom   (dimitry - 19 Mar, 2007)
... 1 Message(s)
700 None: topic 305 cannot be found ? Irregular Boxes and Wedges   (mczyl@ciae.ac.cn - 12 Mar, 2007)
...
698 Feedback: Results of a system profiler(callgrind) run for Gate--continued with question No.668   (Wang Yue - 12 Mar, 2007)
...
696 Question: G4VSolid::DistanceToOut(p,v,...) for p on surface?   (Rickard Holmberg - 05 Mar, 2007)
... 2 Message(s)
694 None: Mother Volumes   (Rick Foster - 02 Mar, 2007)
... 2 Message(s)
692 None: substraction of two tubes   (habib - 02 Mar, 2007)
...
690 None: substraction of two tubes   (habib - 02 Mar, 2007)
... 4 Message(s)
688 None: Probably bug in G4Polycone   (Alex Kharlamov - 28 Feb, 2007)
... 2 Message(s)
686 Question: Replication of parameterized volumes   (Gabriel Sawakuchi - 27 Feb, 2007)
... 1 Message(s)
684 None: Optical problem with geometry subtraction   (Whitney Armstrong - 27 Feb, 2007)
... 7 Message(s)
682 Question: G4Tessellation and concave volumes   (Rickard Holmberg - 27 Feb, 2007)
... 2 Message(s)
680 None: How to introduce a Hole in a LogicalBorderSurface   (campagne@lal.in2p3.fr - 26 Feb, 2007)
... 1 Message(s)
678 None: GDML Geometry verbose   (Francisco Garcia - 23 Feb, 2007)
... 2 Message(s)
676 None: parameterisation in kRho direction   (Lingyun Chen - 22 Feb, 2007)
... 1 Message(s)
674 None: GDML   (Francisco Garcia - 22 Feb, 2007)
... 9 Message(s)
672 None: cubic Rassian dolls   (Campagne JE - 22 Feb, 2007)
... 3 Message(s)
670 None: Elliptical Mirror reflects but kill photons   (Whitney Armstrong - 20 Feb, 2007)
... 3 Message(s)
668 Question: Is it possible to change the geometry during the tracking of a particle?   (Wang Yue - 16 Feb, 2007)
... 3 Message(s)
666 None: Toroidal Mirror with unphysical radii   (Whitney Armstrong - 13 Feb, 2007)
... 1 Message(s)
664 None: gamma emission in 4 pi   (habibovich@hotmail.com - 09 Feb, 2007)
... 2 Message(s)
662 Question: How can I make sure that two hits are in the same volume?   (Peter Gumplinger - 01 Feb, 2007)
...
660 None: In which volume particles that deposit energy in the scoring region are created?   (Shirin Enger - 01 Feb, 2007)
... 2 Message(s)
658 None: Untitled   (Shirin Enger - 01 Feb, 2007)
...
656 Question: Concentric cylindrical shells   (Gabriel Sawakuchi - 23 Jan, 2007)
... 2 Message(s)
654 Question: Placing more than one Replicated Volumes in One Mother Volume   (Timmy Francis - 16 Jan, 2007)
... 2 Message(s)
652 None: Is the internal side of a hollow tube or a hollow ball a part of worldVolume?   (long - 05 Jan, 2007)
... 1 Message(s)
650 Question: Problem in G4Orb   (jgzm6@umr.edu - 03 Jan, 2007)
... 1 Message(s)
646 None: Replicated touchable's copy/replica numbers always zero ??   (Ken Teh - 27 Dec, 2006)
...
644 Question: What is the maxium of copyNo in Parameterisation   (jgzm6@umr.edu - 20 Dec, 2006)
...
642 Question: Volume hierarchy tree, and finding volume by name   (Viktor Pec - 14 Dec, 2006)
... 1 Message(s)
640 None: Restrictions on G4PVReplica and parameterised volumes   (Ben Morgan - 12 Dec, 2006)
... 2 Message(s)
638 None: Voxels for G4Tubs   (ajefere@yahoo.com - 07 Dec, 2006)
... 1 Message(s)
636 None: Complex volume creation   (Frédéric Guillaume - 15 Nov, 2006)
... 1 Message(s)
634 None: How to define two different optical surfaces on each side of BGO slab!   (Changchun Sun - 09 Nov, 2006)
... 2 Message(s)
632 Question: Identifying nested volumes   (Raymond Tsang - 07 Nov, 2006)
... 2 Message(s)
630 None: problems in giving curvature to a geometry   (rajani - 06 Nov, 2006)
... 1 Message(s)
628 Question: Confusion on simulating a foil wrapping   (Chris Cude - 31 Oct, 2006)
... 1 Message(s)
626 None: Invalid GetLocalExitNormal at "shared" boundaries   (Giovanni Santin - 31 Oct, 2006)
...
624 Question: Boolean Volumes G4Union   (Jean-stephane Ricol - 31 Oct, 2006)
... 1 Message(s)
622 Question: G4RotationMatrix defined by specifying actual Matrix gives warning   (Ioannis Sechopoulos - 20 Oct, 2006)
... 1 Message(s)
620 None: G4Polyhedra: Warnings from geometry test.   (Jeremy McCormick - 19 Oct, 2006)
... 3 Message(s)
618 None: parameterised voxels placement   (Frédéric Guillaume - 17 Oct, 2006)
... 1 Message(s)
616 Question: Local/Global coordinate transformation to establish primary vertex?   (James Odegaard - 16 Oct, 2006)
... 6 Message(s)
614 None: Photon Propagation Problem after I change the geometry   (hyao@jlab.org - 10 Oct, 2006)
...
612 None: Tracking problem with tori (followup of message #556)   (Alexey Tkachenko - 10 Oct, 2006)
...
610 Question: Locate center of a Volume in the world   (Alain Ferragut - 28 Sep, 2006)
... 1 Message(s)
608 None: readout geometry: is it useful ???   (Frédéric Guillaume - 25 Sep, 2006)
... 1 Message(s)
606 Question: What is a rigth way to construct regular geometry structures?   (Anton - 22 Sep, 2006)
... 2 Message(s)
604 Question: G4Trap, parameters   (smokyq@msn.com - 15 Sep, 2006)
... 1 Message(s)
602 None: how to construct toroidal mirror?   (hyao@jlab.org - 13 Sep, 2006)
... 1 Message(s)
598 Question: Memory Leak and G4RotationMatrix in Parameterised Volume   (Leo Aliaga - 10 Sep, 2006)
... 1 Message(s)
596 None: ComputeDimensions for G4TessellatedSolid   (sam - 30 Aug, 2006)
... 1 Message(s)
594 None: How to replicate volumes along two axis?   (rajani - 30 Aug, 2006)
... 1 Message(s)
592 Question: How to get translation vector of a physical volume w.r.t global origin   (Jaison Lee - 11 Aug, 2006)
... 1 Message(s)
590 Question: Wich dimension for slices of sensitive detector?   (Diana Massai - 09 Aug, 2006)
... 1 Message(s)
588 Question: How to get physical volume names out of the assemblyVolume?   (moini78@yahoo.com - 01 Aug, 2006)
... 1 Message(s)
586 Question: How to get physical volume names out of the assemblyVolume?   (moini78@yahoo.com - 01 Aug, 2006)
...
584 None: archimedean spiral   (samb - 26 Jul, 2006)
... 1 Message(s)
582 None: Problem with Parameterized volume   (Ioannis Sechopoulos - 25 Jul, 2006)
... 7 Message(s)
580 None: Simple G4Tubs rotation does not work   (Whit - 24 Jul, 2006)
... 2 Message(s)
578 None: GDML building G4Processor fails   (Samb - 20 Jul, 2006)
... 4 Message(s)
576 None: Bumpy surfaces and the Geant4 geometry   (Giuseppe Vacanti - 20 Jul, 2006)
... 1 Message(s)
574 Question: Models and Finishes in G4OpticalSurface   (Ben Morgan - 20 Jul, 2006)
... 1 Message(s)
572 Question: Angle of Entry Optics   (Ryan - 14 Jul, 2006)
... 1 Message(s)
570 Question: sigma_alpha properties   (Francesca Ciocia - 11 Jul, 2006)
... 1 Message(s)
568 Question: Accessing Parent Touchable in G4VNestedParameterisation   (Jonathan Rogers - 10 Jul, 2006)
... 1 Message(s)
566 None: overlap   (ahmet - 20 Jun, 2006)
... 1 Message(s)
564 None: How to construct a detector like this simply?   (zhangqm@ihep.ac.cn - 19 Jun, 2006)
... 1 Message(s)
562 None: cylinder_test vs grid_test   (Ahmet Ayan - 13 Jun, 2006)
... 1 Message(s)
560 None: some problem of using GDML   (Rui Fan - 29 May, 2006)
... 2 Message(s)
558 Question: iron converter   (Mihai Potlog - 25 May, 2006)
...
556 Question: Tracking problem with policapillary tubes and tori   (Alexey Tkachenko - 22 May, 2006)
... 4 Message(s)
554 Question: Replica number offset when using assembly volumes?   (Richard Thompson - 19 May, 2006)
... 1 Message(s)
552 None: How to avoid the warning?   (zhangqm@ihep.ac.cn - 19 May, 2006)
... 1 Message(s)
550 Question: Checking if certain coordinate is inside a certain volume   (Ioannis Sechopoulos - 09 May, 2006)
... 3 Message(s)
548 None: coil, helical wire   (Phil Taddei - 02 May, 2006)
... 1 Message(s)
546 None: again with STEP, IGES   (Peter Russo - 30 Apr, 2006)
... 1 Message(s)
544 Question: G4Navigator::ComputeStep() warnings w/ G4Tubs & G4Polycone   (Kazuyoshi Furutaka - 26 Apr, 2006)
... 1 Message(s)
542 Question: Strange behavior of G4Polycone   (Kazuyoshi Furutaka - 26 Apr, 2006)
...
540 Question: coordinate/unit of points in G4Navigator::ComputeStep() etc.   (Kazuyoshi Furutaka - 25 Apr, 2006)
... 1 Message(s)
538 None: Moving the particleGun   (Laura - 25 Apr, 2006)
... 3 Message(s)
536 None: StepStatus   (michel maire - 24 Apr, 2006)
... 1 Message(s)
534 None: memory in replicas, parameterised volumes   (maurizio - 20 Apr, 2006)
... 3 Message(s)
532 None: Filling World Volume with SD detectors (placement automatization)....   (lexaxl - 12 Apr, 2006)
...
530 Question: Precision of GetMass()   (Ioannis Sechopoulos - 03 Apr, 2006)
... 1 Message(s)
528 None: Add/Remove Volumes through Input File   (Jonathan - 03 Apr, 2006)
... 1 Message(s)
526 Question: Is it possible to remove all physical objects copeis ?   (lexaxl - 03 Apr, 2006)
... 3 Message(s)
524 None: transmittivity   (Francesca - 16 Mar, 2006)
...
522 None: Sensitive detector   (Raffaello Trentadue - 15 Mar, 2006)
... 1 Message(s)
520 Question: Torus with elliptical cross-section   (Ioannis Sechopoulos - 10 Mar, 2006)
... 4 Message(s)
516 Question: How to delete a volume at the end of a run ?   (Francesco Romano - 08 Mar, 2006)
... 1 Message(s)
514 Question: How to adress a specific replica   (ludovic Ferrer - 01 Mar, 2006)
... 2 Message(s)
512 None: placement of cylinder   (rajani - 28 Feb, 2006)
... 5 Message(s)
510 Question: Problem while updating geometry   (Sara Vecchio - 24 Feb, 2006)
... 2 Message(s)
508 Question: Problem with G4IntersectionSolid   (Emanuele Leonardi - 22 Feb, 2006)
... 3 Message(s)
506 Question: Surface reflectivity   (andreas battaglia - 20 Feb, 2006)
... 1 Message(s)
504 Question: Special cylindrical sector   (Emanuele Leonardi - 17 Feb, 2006)
... 1 Message(s)
502 Question: how to define optical surface properties of interface between non-metal and metal? 作者： Yan   (dingdang - 14 Feb, 2006)
... 1 Message(s)
499 None: Parameterization and Repeated Volumes in Geant4   (Jonathan - 31 Jan, 2006)
... 1 Message(s)
497 Question: Creating of a threaded hole or a screw (with thread)   (Ilya - 31 Jan, 2006)
...
495 Question: Does the copy number of a parent volume propagate down to the daughter volumes?   (Dale A. Prokopovich - 30 Jan, 2006)
... 2 Message(s)
493 None: Where is Geant4 Human body example?   (pwijesinghe1@student.gsu.edu - 30 Jan, 2006)
...
490 Question: Paving a disc with boxes   (Campagne J.E - 27 Jan, 2006)
...
488 Question: How to access the name of the mother volume?   (Elena - 25 Jan, 2006)
... 1 Message(s)
486 Question: Strange message from Geometry when deleting geometry object   (Alain FERRAGUT - 23 Jan, 2006)
... 2 Message(s)
484 Question: Retrieve physical volumes when a G4AssemblyVolume is used   (Enrico Farnea - 19 Jan, 2006)
... 1 Message(s)
482 Question: G4Torus problem with recursiv test   (Alain FERRAGUT - 18 Jan, 2006)
...
480 Question: ComputeMaterial not changing the material.   (James Custer - 04 Jan, 2006)
...
478 None: Probably bug in G4Sphere   (Dmitry A. Shtol - 30 Dec, 2005)
... 6 Message(s)
476 Warning: Bad transportation for suspended tracks   (Paulo Mora de Freitas - 12 Dec, 2005)
...
474 Question: Large memory for small world ?   (Vagner Ferreira Cassola - 09 Dec, 2005)
... 1 Message(s)
472 Question: Porous Material : any Idea   (Guillaume Potdevin - 29 Nov, 2005)
... 2 Message(s)
470 Question: cylinder overlapping   (cognet marie-anne - 24 Nov, 2005)
... 6 Message(s)
468 Question: Reflection/Absorption problems in Optical Surfaces   (andreas battaglia - 18 Nov, 2005)
... 1 Message(s)
466 None: Updating geometry   (Liang Zhan - 10 Nov, 2005)
...
462 None: Problems with changing geometry   (Liang Zhan - 09 Nov, 2005)
...
458 None: crash with Geant4   (Walid DRIDI - 07 Nov, 2005)
... 3 Message(s)
456 None: crash with Geant4   (DRIDI - 07 Nov, 2005)
...
454 Question: Tracking problem with concentric tori   (Emanuele Leonardi - 26 Oct, 2005)
... 2 Message(s)
452 Warning: Problem with G4UnionSolid::DistanceToOut   (Dmitry A. Shtol - 20 Oct, 2005)
... 2 Message(s)
450 Question: Concentric cylinders and energy deposition   (Gabriel Sawakuchi - 13 Oct, 2005)
... 1 Message(s)
448 Question: wrapped cerenkov   (andreas battaglia - 11 Oct, 2005)
... 2 Message(s)
446 Question: Ellipsoid solid in GEANT4   (John Yellek - 30 Sep, 2005)
... 3 Message(s)
444 None: Problem during linking   (Vadim Boyarkin - 29 Sep, 2005)
... 1 Message(s)
442 Feedback: G4AssemblyVolume is Great, But...   (Peng Zhou - 23 Sep, 2005)
...
440 Question: G4PVRelica Problem when particle crossing in "repliacation direction"   (Daniel Britzger - 14 Sep, 2005)
...
438 Question: Add a concrete block   (pwijesinghe1@student.gsu.edu - 06 Sep, 2005)
... 1 Message(s)
436 Question: Using solids several times in boolean operations   (Elena Wagner - 01 Sep, 2005)
... 1 Message(s)
434 Question: parameterised volume with GEANT471   (Christophe Inguimbert - 29 Aug, 2005)
... 1 Message(s)
432 Question: gap between voxels   (sylvia studeny - 23 Aug, 2005)
... 1 Message(s)
430 Question: method overrides in G4VSolid and G4BooleanSolid (compiler error)   (Christine Dumoulin - 22 Aug, 2005)
... 1 Message(s)
428 Question: geometry by gdml   (chakri changchutoe - 19 Aug, 2005)
... 1 Message(s)
426 Question: segmentation fault after changing geometry   (andi klein - 16 Aug, 2005)
... 3 Message(s)
424 Sad: Define the geometry of a segmented scintillator   (Lucia - 27 Jul, 2005)
... 1 Message(s)
422 Question: Human by Geant4   (pwijesinghe1@student.gsu.edu - 25 Jul, 2005)
... 2 Message(s)
420 Question: Simple G4VBREPSolidPolyhedra error?   (John Carter - 24 Jul, 2005)
... 1 Message(s)
418 Question: Surface Properties:how to model a diffusive (98%) and absorbing (2%) surface   (Maria Lucia Magliozzi - 18 Jul, 2005)
... 3 Message(s)
414 None: Boundaries and G4BREPSolidPolyhedra   (Denis Rosset - 17 Jul, 2005)
... 1 Message(s)
412 Question: Bolean union operation of Torus   (Zhongdong - 08 Jul, 2005)
... 1 Message(s)
409 None: Segmentation error in a code based on N03   (Andres Russu - 07 Jul, 2005)
... 3 Message(s)
407 None: G4Sphere   (michel maire - 05 Jul, 2005)
... 1 Message(s)
404 Question: Read the center coordinates of volumes   (pwijesinghe1@student.gsu.edu - 27 Jun, 2005)
... 1 Message(s)
402 Question: Parametrised Tube not displayed   (Sylvia Studeny - 21 Jun, 2005)
... 1 Message(s)
400 Note: Visualisation of G4SubtractionSolid Box   (D. A. Prokopovich - 15 Jun, 2005)
... 1 Message(s)
396 Note: Visualisation of G4SubtractionSolid Box   (D. A. Prokopovich - 15 Jun, 2005)
...
394 None: seg fault on geometry test   (Jeremy McCormick - 31 May, 2005)
...
392 None: geometry for CAO KATIA software to GEANT4   (damien grandjean - 27 May, 2005)
...
390 Question: G4Sphere drawn as box   (I Cornelius - 25 May, 2005)
... 1 Message(s)
388 Question: G4Sphere drawn as box   (I Cornelius - 25 May, 2005)
...
386 Question: Another4JohnAllison: bounding boxes and solid angles   (Blair Smith - 17 May, 2005)
... 1 Message(s)
384 Sad: For John Allison: how come I get "unknown faces!!" when hollowing out a box?   (Blair Smith - 12 May, 2005)
... 4 Message(s)
382 Question: G4SmartVoxelHeader and Nodes   (a.raaijmakers@azu.nl - 12 May, 2005)
... 1 Message(s)
380 None: How to understand /geometry/test/recursive_test output   (Emanuele Leonardi - 10 May, 2005)
...
378 None: Question about G4Transform3D, G4RotationMatrix   (liustonline@gmail.com - 09 May, 2005)
... 1 Message(s)
376 None: Weird auxiliary edges in G4UnionSolid   (Emanuele Leonardi - 02 May, 2005)
... 1 Message(s)
374 Question: Attributes -> Stepsize   (Steven Avery - 29 Apr, 2005)
... 1 Message(s)
371 None: G4BREPSolidCylinder does not display correctly in the viewer   (Tobias Stockmanns - 22 Apr, 2005)
... 1 Message(s)
369 Question: Read parameterized volumes   (pwijesinghe1@student.gsu.edu - 20 Apr, 2005)
...
366 Question: Read parameterized volumes   (pwijesinghe1@student.gsu.edu - 20 Apr, 2005)
...
362 Question: an strange overlaping   (Juan - 19 Apr, 2005)
... 3 Message(s)
360 Question: global coordinates of physical volume   (Richard Thompson - 14 Apr, 2005)
... 2 Message(s)
356 Question: Migration from 4.6.1 to 4.7.0   (Andrey Elagin - 01 Apr, 2005)
... 1 Message(s)
350 Question: How do you bend a box?   (Steven Avery - 15 Mar, 2005)
... 1 Message(s)
348 Question: Volumes of G4Tubs smaller? & Boolean operation between to 'ring's not working?   (Kazuyoshi Furutaka - 11 Mar, 2005)
... 11 Message(s)
346 Question: How to describe a geometry importing ascII files?   (Chloe Feron - 10 Mar, 2005)
... 1 Message(s)
344 None: Oblique and Right Elliptical and/or Circular Cons Need!   (Giorgino - 09 Mar, 2005)
... 2 Message(s)
339 Question: Random Point in Solid   (Louis.Kastens@yale.edu - 02 Mar, 2005)
... 1 Message(s)
337 Question: G4Parameterisation and G4EllipticalTube   (Matthias Boehm - 02 Mar, 2005)
... 1 Message(s)
335 None: Torus running from -170*degree to 180*degree   (ahmet-ayan@uiowa.edu - 23 Feb, 2005)
... 8 Message(s)
333 Question: Energy deposition in voxelized volume differs from continuous volumes   (Alexander Raaijmakers - 23 Feb, 2005)
... 2 Message(s)
331 Question: Surface conditions for CSG   (smitha.thrivikraman@geind.ge.com - 22 Feb, 2005)
... 3 Message(s)
329 Question: Read parameterized volumes   (pwijesinghe1@student.gsu.edu - 09 Feb, 2005)
... 1 Message(s)
327 Question: Empty Physical Volume Store ?   (Alain Ferragut - 08 Feb, 2005)
... 1 Message(s)
325 Question: Identifying volumes by position   (Alain FERRAGUT - 07 Feb, 2005)
... 1 Message(s)
323 None: G4Tube as a mother volume: bug?   (Valentin Kozlov - 02 Feb, 2005)
... 6 Message(s)
321 Question: Amount of material between two points of the geometry   (Enrico Farnea - 31 Jan, 2005)
...
319 Question: Generate a vertex inside a volume... how to compute world coordinates from local coordinates ?   (F. Mauger - 28 Jan, 2005)
... 1 Message(s)
317 Question: spherical shells and G4PVReplica (not allowed?!)   (Luís Augusto Perles - 27 Jan, 2005)
... 5 Message(s)
315 Question: Strange behavior of G4LogicalSkinSurface   (Vadim Boyarkin - 27 Jan, 2005)
... 2 Message(s)
313 Question: question about replicas   (Dirk - 25 Jan, 2005)
... 3 Message(s)
311 None: How can I access geometry informations through Step object ?   (michel maire - 21 Jan, 2005)
...
309 Question: Problem using G4UnionSolid with three trapezoid   (Andrew Mather - 12 Jan, 2005)
... 1 Message(s)
307 Question: Simple Layer Question (I think)   (Dennis Haggerty - 06 Jan, 2005)
... 1 Message(s)
305 Idea: Irregular Boxes and Wedges   (Keven L. Ates - 30 Dec, 2004)
... 4 Message(s)
303 Sad: Need help with Parameterised Volumes ...   (Manju Sudhakar - 30 Dec, 2004)
... 1 Message(s)
301 None: How to simulation the transportation of 2-3MeV protons through borosilicate glass capillary ???   (Xufei Wang - 27 Dec, 2004)
...
299 Question: Crash from LocateGlobalPointAndSetup   (Luciano - 22 Dec, 2004)
...
297 Question: How to construct a trapezoid whose cross section has four sides, but does not have two parallel sides?   (He Miao - 16 Dec, 2004)
... 2 Message(s)
295 Question: Why an optical photon goes into material without optical properties ?   (COLIN - 10 Dec, 2004)
...
293 Question: Dividing volumes with G4PVDivision   (Matthias - 10 Dec, 2004)
... 2 Message(s)
291 Question: How to bend a cylinder?   (epoon@po-box.mcgill.ca - 29 Nov, 2004)
... 1 Message(s)
289 Question: How can I detect a particles, going across my flat surface only   (Vadim Galitsyn - 29 Nov, 2004)
...
287 Question: Newby question: local to global coordinates in digi step   (Emanuele Leonardi - 23 Nov, 2004)
... 1 Message(s)
285 Question: simple change in geometry   (Javier Gonzalez - 22 Nov, 2004)
... 3 Message(s)
283 Question: memory consumption with parameterised volumes   (Richard Taschereau - 18 Nov, 2004)
... 2 Message(s)
281 Question: Over Lapping physical layers, boolean solids, and infinite loops – OH MY   (Dennis Haggerty - 18 Nov, 2004)
... 2 Message(s)
279 None: Geometry check   (Enrico Farnea - 17 Nov, 2004)
...
277 None: Ellipsoid   (epoon@po-box.mcgill.ca - 15 Nov, 2004)
... 1 Message(s)
275 Question: G4UserLimits -> strange behaviour for cylindar geometry   (Alain FERRAGUT - 15 Nov, 2004)
... 1 Message(s)
273 None: G4Trap trapezoid corner coordinates constructor   (Richard Thompson - 10 Nov, 2004)
... 3 Message(s)
271 Question: Center of Sphere with max theta   (Vlasios Vasileiou - 08 Nov, 2004)
... 1 Message(s)
269 Question: Sensitive Detector Problem a bug is coming   (M. Jamil - 07 Nov, 2004)
...
266 Question: Sensitive Detector Problem Pls help me   (M. Jamil Khan - 06 Nov, 2004)
... 1 Message(s)
265 None: Sensitive Detector Problem How to define it   (M. Jamil Khan - 06 Nov, 2004)
... 1 Message(s)
263 Question: How to unite different voxels into one region?   (Hongjie Liang - 05 Nov, 2004)
... 1 Message(s)
261 Question: Sensitive Detector Problem Pls help me   (M. Jamil Khan - 04 Nov, 2004)
...
259 Question: millions of volumes   (Kate - 29 Oct, 2004)
... 1 Message(s)
257 None: run-time parameterization of gdml?   (Daniel Barna - 23 Oct, 2004)
...
255 Question: Sensitive Detector Problem   (M. Jamil Khan - 22 Oct, 2004)
...
253 Question: Sensitive Detector definition Problem   (M. Jamil Khan - 20 Oct, 2004)
...
251 None: Sensitive Detector definition Problem   (M. Jamil Khan - 20 Oct, 2004)
...
249 Question: BREP geometry from plane definitions   (Mike Gadsdon - 19 Oct, 2004)
... 5 Message(s)
247 Question: How to define my Sensitive Detector in Physical or mother volume   (M. Jamil Khan - 19 Oct, 2004)
... 2 Message(s)
245 None: DNA geometry   (John - 18 Oct, 2004)
... 1 Message(s)
243 None: G4Transportation question   (Victor - 13 Oct, 2004)
... 2 Message(s)
241 Question: Can I make axis translate in 3D my Physical Volume using CLHEP (G4Translate3D )?   (S.Fonseca UERJ/Brazil - 06 Oct, 2004)
...
239 None: multi-leaf collimator   (Steven Avery - 05 Oct, 2004)
... 2 Message(s)
237 None: question::   (a. ayan - 04 Oct, 2004)
...
235 None: Can I make axis translate in 3D my Physical Volume using CLHEP (G4Translate3D )?   (S.Fonseca UERJ/Brazil - 01 Oct, 2004)
...
233 Question: Voxelized and nonvoxelized geometries give different results   (Zdenek Moravek - 30 Sep, 2004)
... 6 Message(s)
231 Sad: Reading a voxel based phantom   (Ivan Sinopoli - 30 Sep, 2004)
... 1 Message(s)
229 Question: Vis difference between DAWN and RayTracer   (Dennis Haggerty - 23 Sep, 2004)
... 1 Message(s)
227 Question: creating an individual solid   (Jan Becker - 13 Sep, 2004)
... 2 Message(s)
225 Question: RPC/CMS detector geometry in G4(problem)   (muhammad jamil - 07 Sep, 2004)
... 1 Message(s)
223 None: How do I find a volume name?   (zarko@mail.hep.utexas.edu - 25 Aug, 2004)
... 1 Message(s)
221 None: position report wrt another mother volume   (Taylan Yetkin - 16 Aug, 2004)
... 1 Message(s)
219 Question: Geant4 geometry and BREP descriptions   (Aaron K. - 27 Jul, 2004)
... 5 Message(s)
217 None: Step length in readout   (pwijesinghe1@student.gsu.edu - 27 Jul, 2004)
... 1 Message(s)
215 Question: How to use Readout   (pwijesinghe1@student.gsu.edu - 26 Jul, 2004)
...
213 Question: Two ROGeometry inside the same application   (Di Rosa - 21 Jul, 2004)
...
211 Question: Question on changing geometry between runs with Detector Messenger   (C.Y.F - 18 Jul, 2004)
... 7 Message(s)
209 None: How to change geometry between runs without using DetectorMessenger?   (C.Y.F - 15 Jul, 2004)
...
207 None: Problem with G4BREPSolidPolyhedra   (lisas@slac.stanford.edu - 12 Jul, 2004)
... 1 Message(s)
205 Question: g3tog4 and magnetic field   (zarko@mail.hep.utexas.edu - 08 Jul, 2004)
... 1 Message(s)
203 Question: Decomposing rotation matrices   (Marc Kippen - 06 Jul, 2004)
... 1 Message(s)
201 None: composition of rotations   (Artem - 05 Jul, 2004)
... 1 Message(s)
199 None: Untitled   (Artem - 05 Jul, 2004)
...
197 Question: Boolean mother volumes?   (Marc Kippen - 02 Jul, 2004)
... 1 Message(s)
195 Question: Problem converting geometry from Geant3 to Geant4   (Stephan Walter - 29 Jun, 2004)
... 1 Message(s)
193 Question: How to read a voxel phantom in G4   (ivan sinopoli - 29 Jun, 2004)
... 1 Message(s)
191 Question: Complex volume clarification   (Scott Zelakiewicz - 25 Jun, 2004)
...
189 Question: Changing positions of individual absorbers in an array   (Steven Avery - 23 Jun, 2004)
... 1 Message(s)
187 Question: HepRotation::rotateAxes: bad axis vectors?   (Exaos Lee - 15 Jun, 2004)
... 3 Message(s)
185 Question: Transportation process returns 0 length step in replicated volume so that program remains stuck   (Sándor Vörös - 10 Jun, 2004)
... 4 Message(s)
183 None: GetGlobalToLocalTransform   (Trevor MacPhail - 08 Jun, 2004)
... 1 Message(s)
181 None: Sphere wireframe problem   (Wah-kai Ngai - 07 Jun, 2004)
... 3 Message(s)
179 Question: warning: 1 trigraph(s) encountered   (Jose Gimeno - 28 May, 2004)
... 1 Message(s)
177 None: Problem with surfaces while rebuilding geometry at runtime?   (Trevor MacPhail - 17 May, 2004)
... 2 Message(s)
175 None: G4Trap volume question   (Andreas Zoglauer - 10 May, 2004)
... 1 Message(s)
173 None: How to get the pointer to physicalVolume previous to the current step   (lishuanglei@tsinghua.org.cn - 10 May, 2004)
... 3 Message(s)
172 None: deposited energy more than beam energy?   (a. ayan - 03 May, 2004)
... 1 Message(s)
171 None: newbee question on GetVolume()   (a. ayan - 29 Apr, 2004)
... 1 Message(s)
170 Question: this its strange Problem during execution   (S.Fonseca UERJ/Brazil - 27 Apr, 2004)
...
169 Question: Access to solids, logical volumes and physical volume   (Marco - 23 Apr, 2004)
... 1 Message(s)
168 None: strange cout after geometry construction   (Jeremy McCormick - 19 Apr, 2004)
... 2 Message(s)
167 Question: Problem with G4AssemblyVolume   (Kenneth Carrell - 17 Apr, 2004)
... 4 Message(s)
166 Question: Problem with sensitive detector with updated geometry   (Pablo - 08 Apr, 2004)
... 2 Message(s)
165 Question: Abnormal behaviour of /geometry/test/recursive_test   (Vlasios Vasileiou - 06 Apr, 2004)
...
164 Question: OpBorderSurfaces and Placement   (Vlasios Vasileiou - 31 Mar, 2004)
... 1 Message(s)
163 Sad: reflective surface problem   (Kenneth Carrell - 31 Mar, 2004)
... 3 Message(s)
162 Question: Untitled   (WILLIAM HANDLER - 29 Mar, 2004)
... 1 Message(s)
161 None: How to transform local point to global...   (Kate Ross - 28 Mar, 2004)
... 2 Message(s)
160 Question: How to wrap my Scintillator with aluminium foil?   (dengzy@ihep.ac.cn - 24 Mar, 2004)
... 3 Message(s)
159 Question: How to...   (Christian Bongardo - 24 Mar, 2004)
... 1 Message(s)
157 Question: Access of physical mother volume   (Fan Lei - 19 Mar, 2004)
... 1 Message(s)
156 Question: update Geometry   (Giorgio Russo - 18 Mar, 2004)
... 1 Message(s)
155 Question: Optical Surface properties   (Vlasios Vasileiou - 17 Mar, 2004)
... 2 Message(s)
154 News: Announcement: Geant4/Python interface via SWIG creates geometries, materials etc. dynamically   (Marcus Mendenhall - 09 Mar, 2004)
...
153 None: Need Ellipsoid   (leizhu@stanford.edu - 05 Mar, 2004)
... 1 Message(s)
152 None: Bugs in BooleanSolid operations   (Tom Roberts - 29 Feb, 2004)
... 1 Message(s)
151 None: Modeling a Quadrupole Magnet geometrically   (Tom Roberts - 28 Feb, 2004)
... 1 Message(s)
150 Question: copyNo problems : was thread 69 solved ?   (karl hauschild - 28 Feb, 2004)
... 1 Message(s)
149 None: How to rotate a volume about X, Y, and Z at the same time   (Hongyu Jiang - 28 Feb, 2004)
... 2 Message(s)
148 Question: GDML status   (Alexander - 25 Feb, 2004)
... 3 Message(s)
147 None: Problems in geometry optimization   (Dmitry A. Shtol - 24 Feb, 2004)
... 1 Message(s)
146 Question: Drift Tube Geometry Optimization   (Mike Litos - 23 Feb, 2004)
... 2 Message(s)
145 Question: Strange volume intesection   (Christian Bongardo - 23 Feb, 2004)
... 2 Message(s)
144 None: 3-D gridded box   (Steven Avery - 16 Feb, 2004)
... 1 Message(s)
143 Question: G4Tubs::DistanceToOut() - Invalid enum   (Stephane BIMBOT - 16 Feb, 2004)
... 1 Message(s)
142 Question: 2D Parameterisation!!!   (Konstantinos Kousouris - 16 Feb, 2004)
... 1 Message(s)
141 Question: Retriving coordinates of specific volume in PrimaryGeneratorAction   (Ilya - 16 Feb, 2004)
... 1 Message(s)
140 Question: Optimizing Parameterised Volumes   (Kenneth Carrell - 04 Feb, 2004)
... 1 Message(s)
139 Question: Helical Geometry (Helix)   (C. Rodriguez - 02 Feb, 2004)
... 1 Message(s)
138 Question: geometry with replicas   (Kate Scholberg - 31 Jan, 2004)
... 2 Message(s)
137 Question: Gean4 + CAD = ?   (Peter - 30 Jan, 2004)
... 1 Message(s)
136 Question: looking for DAVID ....   (maurizio conti - 21 Jan, 2004)
... 1 Message(s)
135 Question: Combination CAD and Geant4 6.0   (Martin Tacke - 20 Jan, 2004)
... 3 Message(s)
134 None: GEANT4.6.0 and G4VPhysicalVolume::GetMother() ?   (Olaf Hartmann - 15 Jan, 2004)
... 5 Message(s)
133 None: Undefined side for valid surface normal to solid.   (Mark Polsen - 07 Jan, 2004)
... 2 Message(s)
132 None: G4PVParameterised question..   (Ernst-Jan Buis - 22 Dec, 2003)
... 1 Message(s)
131 Question: Mass calculation??   (Marc Kippen - 18 Dec, 2003)
... 2 Message(s)
130 None: When will boolean operation be fully supported?   (yan zhang - 05 Dec, 2003)
... 1 Message(s)
129 None: More problem with geometry test   (Dmitry A. Shtol - 01 Dec, 2003)
... 1 Message(s)
128 None: Problems with geometry test   (Dmitry A. Shtol - 24 Nov, 2003)
... 1 Message(s)
127 None: Movement of geometry during the same run   (G.A.Pablo - 20 Nov, 2003)
... 1 Message(s)
126 None: Movement of geometry during the same run   (G.A.Pablo - 20 Nov, 2003)
...
125 None: Is there a "dspec" command in GEANT4?   (Olaf Hartmann - 18 Nov, 2003)
... 1 Message(s)
124 Question: How to construct a TOROID.....?   (zaldy@neutrino.kek.jp - 14 Nov, 2003)
... 1 Message(s)
123 Question: Volume hierarchy inside detector???   (Taylan Yetkin - 10 Nov, 2003)
... 1 Message(s)
122 Question: CopyNo of parameterised volume   (Fu Chengdong - 02 Nov, 2003)
... 3 Message(s)
121 Question: Zero step length and infinite loop   (Andrew Hoover - 21 Oct, 2003)
... 6 Message(s)
120 Question: Volumes replication.   (Andrej Elagin - 21 Oct, 2003)
...
119 Question: density   (G.I.Vasilyev - 21 Oct, 2003)
... 3 Message(s)
118 Sad: Exception in G4Sphere   (Alexandre Lindote - 10 Oct, 2003)
... 2 Message(s)
117 None: Unexpected overlapping daughter volumes   (Alain FERRAGUT - 19 Sep, 2003)
... 1 Message(s)
116 Question: Volume hierarchy - Misuse of G4PVPlacement ?   (Alain FERRAGUT - 18 Sep, 2003)
... 2 Message(s)
115 None: Construction of a Two Box Volumes   (zaldy@neutrino.kek.jp - 17 Sep, 2003)
... 4 Message(s)
114 Question: Changing Visualisation Attributes between 2 runs   (Alain FERRAGUT - 16 Sep, 2003)
... 3 Message(s)
113 Question: Geometry and Transportation   (Keven L. Ates - 15 Sep, 2003)
... 2 Message(s)
112 Question: UnionSolid   (Christian Bongardo - 10 Sep, 2003)
... 1 Message(s)
111 None: alter brachy example   (Steven Avery - 03 Sep, 2003)
... 1 Message(s)
110 Question: out of memory because of geometry?   (Vinzenz Bildstein - 02 Sep, 2003)
... 1 Message(s)
109 None: Question about ReplicaVolume   (T.P.Lee - 29 Aug, 2003)
... 3 Message(s)
108 Question: Overlapping volumes   (Andrei Sokolov - 27 Aug, 2003)
... 2 Message(s)
107 Question: solid defined by 6 planes?   (Hans Boie - 25 Aug, 2003)
... 7 Message(s)
106 Question: Computing World Coordinate of Physical Volume   (Jeremy McCormick - 21 Aug, 2003)
... 4 Message(s)
105 None: How to construct a "grid" detector   (Lei Zhu - 10 Aug, 2003)
... 1 Message(s)
104 None: Replicated volumes/ memory usage   (David Lange - 04 Aug, 2003)
... 1 Message(s)
103 Question: Filling World Volume with water   (boinee@fisica.uniud.it - 30 Jul, 2003)
... 2 Message(s)
102 None: CAD to Geant4 interface   (Lei Zhu - 28 Jul, 2003)
... 1 Message(s)
101 None: How to cut a tube in different angles   (Bayhuy - 18 Jul, 2003)
...
100 Question: Overlaid volumes in the mother volume   (Mark - 18 Jul, 2003)
... 1 Message(s)
99 None: A question about the G4LogicalVolume   (Hongyu Jiang - 16 Jul, 2003)
... 1 Message(s)
98 Question: Change material properties during in Idle mode?   (Tilo Waldenmaier - 15 Jul, 2003)
... 3 Message(s)
97 None: G4PVPlacement parameters   (Francisco Garcia - 30 Jun, 2003)
... 2 Message(s)
96 None: Parameterised volume for loading CT data   (Hongyu Jiang - 23 Jun, 2003)
... 1 Message(s)
95 Sad: Problems with the G4OpticalSurfaces   (Rohit Nambyar - 11 Jun, 2003)
... 4 Message(s)
94 None: Problem about using G4PVReplica   (Kanin Aungskunsiri - 29 May, 2003)
... 2 Message(s)
93 Question: Randomly placing volumes   (Kate - 26 May, 2003)
... 2 Message(s)
92 Question: Parameterised Volumes   (Jerome Roccaz - 16 May, 2003)
... 2 Message(s)
91 None: Untitled   (peng haiping - 16 May, 2003)
... 1 Message(s)
90 Note: G4ThreeVector flaw   (Afanassi Kourakine - 10 May, 2003)
... 3 Message(s)
89 None: How to define a polymer material like polyethylene   (Kanin Aungskunsiri - 09 May, 2003)
... 1 Message(s)
88 Warning: warning : is there a problem with novice/N03 ?   (Karl Hauschild - 07 May, 2003)
... 1 Message(s)
87 None: problem when particles go out of the world volume   (creusot - 06 May, 2003)
... 1 Message(s)
86 Feedback: GDML makefile problem   (Marc Kippen - 06 May, 2003)
... 1 Message(s)
85 None: example1 in Novice example   (Kanin Aungkunsiri - 30 Apr, 2003)
... 1 Message(s)
84 None: Mother volume position of a readout cell?   (Stephan Linn - 29 Apr, 2003)
... 1 Message(s)
83 None: physical volume automatic inheritance?   (valerie - 25 Apr, 2003)
... 2 Message(s)
82 None: How does the refraction occur?   (Dvorak - 19 Apr, 2003)
... 2 Message(s)
81 Question: How to create 3-D object with triangular base ?   (Harald Paganetti - 17 Apr, 2003)
... 2 Message(s)
80 None: Novice user's question.   (ptr - 16 Apr, 2003)
... 3 Message(s)
79 Question: Overlapping Replicas   (Harald Paganetti - 14 Apr, 2003)
... 1 Message(s)
78 Question: When do I get a valid/invalid Exit Normal?   (Tilo Waldenmaier - 11 Apr, 2003)
... 1 Message(s)
77 Question: building rztog4   (Domingo Granero - 10 Apr, 2003)
... 1 Message(s)
76 None: Can I use some spline surface instead of G4polycone?   (Igor Machulin - 03 Apr, 2003)
... 1 Message(s)
75 Question: Geant4 geometry model   (Alexander Brandt - 21 Mar, 2003)
... 1 Message(s)
74 Question: Resize geometry between 2 runs   (alain Ferragut - 18 Mar, 2003)
... 1 Message(s)
73 Question: Compounded Boolean operations causing placement difficulty   (Mark - 15 Mar, 2003)
... 3 Message(s)
72 None: How to define G4Material Vacuum?   (piya - 06 Mar, 2003)
... 2 Message(s)
71 Question: G4PVParameterised and ComputeMaterial !!!   (Vincent Hubert-Tremblay - 06 Mar, 2003)
... 2 Message(s)
70 None: atlas of rat brain as a source region   (desbrée - 19 Feb, 2003)
...
69 None: Volume Identification and SensDets   (Philipp Schieferdecker - 16 Feb, 2003)
... 3 Message(s)
68 Feedback: GDML and XERCES 2.2.0   (Marc Kippen - 13 Feb, 2003)
... 1 Message(s)
67 Question: Support for GDML   (Marc Kippen - 12 Feb, 2003)
... 3 Message(s)
66 None: Pre and post StepPoint   (Jerome Roccaz - 12 Feb, 2003)
... 9 Message(s)
65 Question: BooleanProcessor::caseIE : unimplemented case   (Tsukasa Aso - 05 Feb, 2003)
... 1 Message(s)
64 Question: Tolerance Entities-AP203   (Madhu - 03 Feb, 2003)
...
63 None: How does STEP save attributes?   (medichalam2000@yahoo.com - 31 Jan, 2003)
...
62 Question: Geometry creator for entity Geometrically_Bounded_Wireframe_Shape_Representation not found.   (ivan@aa - 27 Jan, 2003)
... 1 Message(s)
61 None: Sensitivity for each Detector   (znnx@yahoo.com - 27 Jan, 2003)
... 2 Message(s)
60 Question: Changing geometry with the Detector Messenger...   (Jeremy - 06 Jan, 2003)
... 13 Message(s)
59 Question: How to create surfaces to measure fluence ?   (Alain Ferragut - 30 Dec, 2002)
...
58 None: How to define a paraboloid?   (M.J.Chen - 24 Dec, 2002)
...
57 None: G3 to G4   (Jerome Roccaz - 19 Dec, 2002)
... 2 Message(s)
56 Question: How to access solid's parameters during tracking   (Jozsef Toth - 10 Dec, 2002)
... 1 Message(s)
55 Feedback: Boolean Operations causing segmentation faults at cleanup   (Scott Zelakiewicz - 10 Dec, 2002)
... 1 Message(s)
54 Question: How to define a large amount of volumes?   (John Zeng - 24 Nov, 2002)
... 1 Message(s)
53 Question: B_Spline_Curve not found for STEP files   (Scott Zelakiewicz - 21 Nov, 2002)
... 3 Message(s)
52 Question: How to define a double spiral?   (Mario Schubert - 25 Oct, 2002)
... 1 Message(s)
51 None: Meaning of these lines....   (znnx@yahoo.com - 10 Oct, 2002)
... 1 Message(s)
50 None: How to define this geometry   (maql - 26 Sep, 2002)
...
49 None: PhotoMultiplayer   (Tanya Chesalkina - 13 Sep, 2002)
... 1 Message(s)
48 Question: Boolean operations for torus   (Sergey Podolsky - 11 Sep, 2002)
... 1 Message(s)
47 None: Tub-RotateX RotateY failure   (Lam YiHua - 09 Sep, 2002)
... 1 Message(s)
46 Question: get random points on volume surfaces   (Christian Doerr - 05 Sep, 2002)
...
45 Question: Daughter volumes inside an AssemblyVolume   (Enrico Farnea - 20 Aug, 2002)
... 2 Message(s)
44 Question: how to define a thin plate with a lot of holes   (Jacek M. Holeczek - 20 Jul, 2002)
... 5 Message(s)
43 None: Artificial volume "overlaps" in DAWN/DAVID   (Ivan Belyaev - 18 Jul, 2002)
... 1 Message(s)
42 Question: Imnporting STEP AP203 files   (Szepielak - 18 Jul, 2002)
... 3 Message(s)
41 Question: Invalid enum in G4Box::DistanceToOut(p,v,...)   (Paulo Mora de Freitas - 18 Jul, 2002)
... 1 Message(s)
40 Sad: Errors in library files when compiling!   (Brent A VanDevender - 17 Jul, 2002)
... 1 Message(s)
39 Question: Describing Wire mesh   (Vlasios Vasileiou - 13 Jul, 2002)
...
38 None: Problem whit CAD importing STEP files example   (Daniel - 12 Jul, 2002)
... 1 Message(s)
37 Question: Optical Surfaces   (Pedro Silva - 05 Jul, 2002)
... 1 Message(s)
36 Question: Geometry test interpretation   (Isidro Gonzalez - 07 Jun, 2002)
... 1 Message(s)
35 Question: How to solve the overlap section in Geant4?   (ggy@163.net - 03 Jun, 2002)
... 1 Message(s)
34 Question: Assertion failure: volume relocation   (Pedro Silva - 01 Jun, 2002)
... 1 Message(s)
33 Question: track lenght in a specific volume   (DOMINGO GRANERO CABAÑERO - 27 May, 2002)
... 1 Message(s)
32 None: Importing a STEP AP203 file   (Christian Steinhaus - 22 May, 2002)
... 1 Message(s)
31 Question: G4AssemblyVolume & Reflections   (Martin Liendl - 17 May, 2002)
... 4 Message(s)
30 Question: Rotation matrix   (Jerome Roccaz - 13 May, 2002)
... 6 Message(s)
29 Question: Rotation surfaces   (Igor Machulin - 03 May, 2002)
...
28 Question: Adding a new type of solid   (Erdogan Cesmeli - 30 Apr, 2002)
... 1 Message(s)
27 Question: geometry test   (Ivana Hrivnacova - 30 Apr, 2002)
... 2 Message(s)
26 Question: Isobutane density   (Paulo Mora de Freitas - 22 Apr, 2002)
... 2 Message(s)
25 Sad: G4PVPlacement   (roccaz - 22 Apr, 2002)
... 7 Message(s)
24 Disagree: Meaning of Terminology   (nawang@photon.adsm.hiroshima-u.ac.jp - 20 Apr, 2002)
... 1 Message(s)
23 Question: G4LogicalVolume parameters   (jerome Roccaz - 09 Apr, 2002)
... 1 Message(s)
22 Question: How to solve the Overlap situation?   (tangsk@astrosv1.ihep.ac.cn - 07 Apr, 2002)
...
21 None: How to define Tritium gas?   (Exaos Lee - 03 Apr, 2002)
... 1 Message(s)
20 None: Documenting geometry setup   (Mario Schubert - 03 Apr, 2002)
... 1 Message(s)
19 Sad: BooleanProcessor::execute : unknown faces !!! BooleanProcessor: boolean operation failed   (Exaos Lee - 25 Mar, 2002)
... 1 Message(s)
18 Question: A bug(?) in connection to mother volume in tracking   (Dmitry A. Bukin - 18 Feb, 2002)
... 12 Message(s)
17 Question: How to get G4VPhysicalVolume local frame position and rotation relative to the global frame?   (Dmitry A. Bukin - 08 Feb, 2002)
... 4 Message(s)
16 Question: Surface finish   (Rui Bugalho de Moura - 01 Feb, 2002)
... 5 Message(s)
15 None: Recognized Volume???   (Dan Chitwood - 22 Jan, 2002)
... 2 Message(s)
14 None: Spaghetti calorimeter geometry   (Paolo Maestro - 22 Jan, 2002)
... 1 Message(s)
13 Question: G4UnionSolid???   (Dan Chitwood - 17 Jan, 2002)
... 2 Message(s)
12 None: How to remove sensitive detectors?   (Govert Kruijtzer - 22 Dec, 2001)
... 2 Message(s)
11 None: How to divide a G4Hype volume into a number of subvolumes?   (Lianliang Ma - 07 Dec, 2001)
...
10 Question: Ellipsoid definition GEANT4?   (Erdogan Cesmeli - 04 Dec, 2001)
...
9 None: How to define such Geometry???   (ggy@263.net - 21 Nov, 2001)
... 1 Message(s)
8 Question: How to remove volumes?   (Anthony - 25 Oct, 2001)
...
7 Question: G4Tubs::CalculateExtent()   (Martin Liendl - 23 Oct, 2001)
... 1 Message(s)
6 Question: G4tubs & height   (Sean Turnbull - 17 Oct, 2001)
... 1 Message(s)
5 Question: MaterialPropertiesTable and raytracing question   (Kevin Weiler - 09 Oct, 2001)
... 1 Message(s)
4 Question: G4Tubs and inserting materials between   (Sean Turnbull - 09 Sep, 2001)
... 1 Message(s)
3 None: Is Extensive Air Shower Simulation Possible with GEANT4?   (Sam Nolan - 19 Aug, 2001)
... 1 Message(s)
2 Question: Importing STEP AP203 files   (Joa Ljungvall - 14 Aug, 2001)
... 6 Message(s)
1 Question: Hypervoloid/paravoloid tubs   (Vlasis Vassiliou - 31 Jul, 2001)
...
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