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This forum includes topics on the properties of hits and their interactions with sensitive detectors, the use of digitization to model detector response, and the simulation of pileup.

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

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231 Question: Multiple Layer Detectors. How to declare sensitive in the READOUT_GEOMETRY?   (kalitan - Nov 07, 06:06)
230 Question: Primitive Scorer and parallel mode with TOPC and Marshalgen   (Antonio Otal - Aug 27, 04:13)
229 Question: Using Primitive Scorer to fill an histogram with energies.   (Bruno Morgado - Jul 21, 08:59)
... 1 Message(s)
228 Question: Sensitive Detector Problem   (Antonio Magalhaes - May 29, 07:12)
... 1 Message(s)
227 Question: How to access ParticleGun from SteppingVerbose.cc   (Pradip Datta - 20 May, 2009)
... 2 Message(s)
226 Question: Related to G4logicalVolume associated with Sensitive Detector   (Pradip Datta - 29 Apr, 2009)
225 Question: Related to G4logicalVolume associated with Sensitive Detector   (Pradip Datta - 29 Apr, 2009)
224 Question: Discrepancies between simulated and real histogram (Silicon Detector)   (I.Mateos - 27 Apr, 2009)
223 Question: Primitive Scorer in repeated mother volume   (Suhaili Zakaria - 27 Mar, 2009)
... 4 Message(s)
222 Question: G4PSPassageCurrent in Geant4.9.2   (Suhaili Zakaria - 03 Mar, 2009)
... 3 Message(s)
221 Question: How to make G4MultiFunctionalDetector sensitive to only Compton scattered particles?   (Peter T. - 03 Mar, 2009)
... 5 Message(s)
220 Question: G4VPrimitive Scorer-Surface Current   (Suhaili Zakaria - 19 Jan, 2009)
... 5 Message(s)
219 Question: Finite energy resolution   (Chibueze Zimuzo - 16 Dec, 2008)
218 None: Score in time slices   (Kevin Xie - 10 Nov, 2008)
217 Question: Definition of a spherical shell detector   (Peter T. - 30 Sep, 2008)
216 Idea: A way to score charge deposition without slicing up geometry   (Mark Looper - 10 Sep, 2008)
215 Question: Particle Hit Question (Novice Level)   (E Askan - 30 Jul, 2008)
... 1 Message(s)
214 None: Bug in scorer?   (Martin Cawley - 30 Jul, 2008)
212 None: RE02 example problem - double free or corruption (out)   (Yuri Burmistenko - 04 May, 2008)
... 4 Message(s)
210 None: Some kind of bug with G4PSPassageCellFlux (???)   (Yuri Burmistenko - 17 Apr, 2008)
... 7 Message(s)
208 Question: Recording 2 sets of hits in the same EMcalorimeter detector.   (Chibueze Zimuzo - 07 Apr, 2008)
... 1 Message(s)
206 None: multiple sensitive detectors conflicting with each other   (David Oxley - 18 Mar, 2008)
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204 None: How to output the useful information of G4 simulation   (Yongfeng Deng - 17 Mar, 2008)
... 2 Message(s)
202 None: Untitled   (Yuri Burmistenko - 14 Mar, 2008)
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200 Question: IonFilter   (Kathrin - 10 Mar, 2008)
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198 None: Problems with sensitive detector   (maria.antonietta.piliero@pi.infn.it - 05 Mar, 2008)
... 1 Message(s)
196 None: Mistake in DoseDeposit-scorer with G4PhantomParameterisation   (Sylvia Studeny - 27 Feb, 2008)
... 4 Message(s)
194 Question: Understanding G4PSFlatSurfFlux output   (Axanka - 06 Feb, 2008)
... 1 Message(s)
192 None: simple particle counting   (crantjones123@mail.ru - 20 Jan, 2008)
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190 None: No hits in SD   (agnieszka.priebe@cern.ch - 11 Jan, 2008)
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188 Question: Confused on my Hits result   (Chibueze Zimuzo - 10 Jan, 2008)
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186 Question: Making multiple sensitive Detectors - a probelm   (Laura Harkness - 18 Dec, 2007)
... 3 Message(s)
184 Question: how to make a particle interact only once per detector?   (Victor_Makarov - 12 Dec, 2007)
... 2 Message(s)
182 Sad: Parameterised Volume as sensitive detector : doesn't work :-(   (roccaz - 06 Nov, 2007)
... 5 Message(s)
180 Question: Best way to find energy absorbed by detector?   (lazcisco@hotmail.com - 22 Oct, 2007)
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178 Question: ExN03 energy absorption in each layer   (Oscar Larsson - 09 Oct, 2007)
... 1 Message(s)
176 Question: Problem with Sensitive Detectors using Primitve Scorer   (Slawomir Suchy - 12 Sep, 2007)
... 2 Message(s)
174 Question: optical photon hit coordinate at detector   (jaypee - 15 Aug, 2007)
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172 Question: optical hit coordinate at the detector with respect to the world coordinate   (jaypee - 15 Aug, 2007)
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170 None: use G4PSDoseDeposit class together with variance deduction techniques   (long - 07 Aug, 2007)
... 3 Message(s)
165 Question: How to make a inputfile for TDC information   (H.D.Kim - 10 Jul, 2007)
... 1 Message(s)
159 None: Retrieving G4THitsMap from EndOfRunAction   (Michael L. - 13 Jun, 2007)
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155 Question: Filtering optical photons and counting them   (Hugo Rivera - 11 Jun, 2007)
... 4 Message(s)
153 Question: Can I fill histograms with energy deposit per event using EndOfEvent() method of G4VSensitiveDetector?   (Victor - 07 Jun, 2007)
... 5 Message(s)
151 None: question on how to use G4THitsMap   (long - 04 Jun, 2007)
... 3 Message(s)
149 Question: parentID, StepNo   (Victor Golovko - 15 May, 2007)
... 1 Message(s)
147 Question: two different Sensitive detectors and assign them to the same Logical Volume   (Victor Golovko - 15 May, 2007)
... 1 Message(s)
145 Question: No hits in daughter volumes   (Rick Foster - 06 Mar, 2007)
... 3 Message(s)
143 Question: No hits on shield   (Kazutaka Nakahara - 22 Feb, 2007)
... 2 Message(s)
141 None: confused by hits, hit collections, and sensitive detectors   (Ken Teh - 29 Dec, 2006)
... 1 Message(s)
139 Question: count only decays ( time, position, etc )   (Peter Russo - 12 Nov, 2006)
... 1 Message(s)
135 None: measure position, momentum and energy of a proton...   (Frédéric Guillaume - 14 Sep, 2006)
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133 Question: Spike in Deposited Energy/Time at Boundary of Detector   (Sean Lourette - 16 Aug, 2006)
... 2 Message(s)
131 None: Counting Number of Rkt Li6(n,t)alpha   (Sylvia Studeny - 18 Jul, 2006)
... 5 Message(s)
129 Question: Primative Scorers in Parameterised Volume   (Jonathan Rogers - 02 Jul, 2006)
... 7 Message(s)
127 None: converter   (Mihai Potlog - 29 May, 2006)
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125 Question: How to split numerous events, to store and to accumulate their results?   (Shahrokh - 26 May, 2006)
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123 None: Need HELP to record particle energy in the world   (lexaxl - 10 Apr, 2006)
... 1 Message(s)
121 None: How to reassign SD when geometry is updated   (Jonathan Rogers - 04 Apr, 2006)
... 1 Message(s)
119 Question: problem with a modified hadrontherapy example   (Sara Vecchio - 31 Mar, 2006)
... 4 Message(s)
117 None: problem with primitive scorer?   (sylvia studeny - 23 Mar, 2006)
... 3 Message(s)
115 Question: Cut on energy deposit to a sensitive detector   (maryam@jlab.org - 20 Mar, 2006)
... 1 Message(s)
113 None: sensitive detector   (Raffaello Trentadue - 15 Mar, 2006)
... 1 Message(s)
111 Question: Question about Gamma Energy Deposition   (liustonline@gmail.com - 01 Feb, 2006)
... 1 Message(s)
109 Question: how to get secondary particle information   (Manju Sudhakar - 24 Jan, 2006)
... 2 Message(s)
107 None: Access to HitsCollection in EndOfRunAction   (Sylvia Studeny - 06 Dec, 2005)
... 2 Message(s)
105 Question: Problem with sensitivity of mother to doughter volumes   (Petr Mikes - 24 Nov, 2005)
... 3 Message(s)
103 Question: How can I count all optical photons generated in each sensitive detector in my simulation?   (S.Fonseca UERJ/Brazil - 10 Nov, 2005)
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101 Question: daughter volumes not sensitive but should be pointed to?   (Blair Smith - 07 Nov, 2005)
... 2 Message(s)
99 Question: What happens when a hit occurs in nested sensitive detector volumes?   (Blair Smith - 29 Oct, 2005)
... 2 Message(s)
97 Sad: Quitting without error message when creating multiple Sensitive Detector volumes   (Blair Smith - 29 Oct, 2005)
... 1 Message(s)
95 Question: How can I count all optical photons generated in each sensitive detector?   (S.Fonseca (DFNAE/UERJ/Brazil) - 24 Oct, 2005)
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93 Question: Perfect detector   (Adrian Sevcenco - 22 Sep, 2005)
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91 Question: Secondary particle identification for a hit   (Greg - 08 Aug, 2005)
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89 Question: Identifying secondary particles associated with a hit   (Greg - 08 Aug, 2005)
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87 None: Energy of particle at each G4TrajectoryPoint   (Steve Boyd - 24 Jun, 2005)
... 1 Message(s)
84 None: Energy of particle at each G4TrajectoryPoint   (Steve Boyd - 24 Jun, 2005)
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82 Question: neutron detector   (maryam@jlab.org - 08 Jun, 2005)
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80 None: Changing/Managing Sensitive Detectors   (Ben Morgan - 18 May, 2005)
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78 Question: Who's responsible for deletion of hits and hits collection objects?   (Kazuyoshi Furutaka - 09 Mar, 2005)
... 5 Message(s)
76 Question: The better place to GetCollectionID()   (Kazuyoshi Furutaka - 08 Mar, 2005)
... 3 Message(s)
74 Question: Loops in A01EventAction (hits in multiply placed volume?)   (Kazuyoshi Furutaka - 04 Mar, 2005)
... 2 Message(s)
72 Question: segmentation fault for sensitive detector   (Petr Mikes - 02 Feb, 2005)
... 2 Message(s)
70 Question: Access to hits collection   (Vlasios Vasileiou - 25 Jan, 2005)
... 1 Message(s)
68 Question: ProcessHits() problem in sensitive detector   (Wah-kai Ngai - 13 Jan, 2005)
... 3 Message(s)
66 None: Untitled   (Wah-kai Ngai - 13 Jan, 2005)
... 1 Message(s)
64 Question: Hit Collection for multiple Sensitive Detectors   (Matt Orr - 12 Jan, 2005)
... 1 Message(s)
62 Question: why the time is so small   (qp - 07 Jan, 2005)
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60 Question: How can I shoot gamma as Isotropic and parralel source on my Detector   (M. Jamil - 02 Jan, 2005)
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58 Question: Untitled   (M. Jamil - 02 Jan, 2005)
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56 Question: How to add some files in my code   (Jamil - 20 Dec, 2004)
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54 Question: Optical surface efficiency   (Matt Orr - 18 Nov, 2004)
... 1 Message(s)
52 Question: Detector Efficiency   (Jamil - 11 Nov, 2004)
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50 None: Detection of particles going through a surface   (benjamin.cocquelin@cea.fr - 10 Nov, 2004)
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48 Question: Where to define the Hits Collection class   (jamil - 08 Nov, 2004)
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46 Question: How To define the Detector Efficiency   (M. Jamil - 31 Oct, 2004)
... 1 Message(s)
44 Question: Detector Efficiency( Sensitivity counts)   (M.Jamil Khan - 20 Oct, 2004)
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42 None: detector efficiency shifted by 1.5cm   (Jason - 29 Sep, 2004)
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40 Question: hit question   (Taylan Yetkin - 24 Aug, 2004)
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38 Question: Getting the initial energy of a particle that hit the detector?????   (Nicolas - 27 Jul, 2004)
... 1 Message(s)
36 Question: Can Geant4 simulates Plasma Focus experiment?   (San - 24 Jun, 2004)
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32 None: Finding when a track enters a new volume in the readout geometry   (Trevor MacPhail - 12 May, 2004)
... 1 Message(s)
31 Question: How do I count the number of optical photons end in a reflective surface?   (nikx@astro.columbia.edu - 20 Apr, 2004)
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30 Question: Detecting optical photons   (Phil Matvey - 20 Apr, 2004)
... 2 Message(s)
29 Question: Multiple volumes as a single sensitive detector   (Kate Ross - 19 Mar, 2004)
... 1 Message(s)
28 Question: Hits definition and Sensitive Detectors   (Megan lehnherr - 27 Jan, 2004)
... 1 Message(s)
27 Question: Rayleigh scattering not getting counted   (Tom Lemeris - 26 Jan, 2004)
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26 Question: EndOfEventAction and Hit information   (Taylan Yetkin - 29 Dec, 2003)
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25 Question: Bug in Hits Collection ??   (Sylvian Kahane - 24 Dec, 2003)
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24 None: GetCollectionID does not find /detector/collection   (Peter Niessen - 11 Dec, 2003)
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23 Warning: possible bug in G4HCofThisEvent   (Jeremy McCormick - 27 Sep, 2003)
... 2 Message(s)
22 None: Digitization   (COURTINE - 16 Sep, 2003)
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21 Question: HitCollections in SensitiveDetectors   (Volker Friese - 14 Aug, 2003)
... 1 Message(s)
20 None: Trajectories filter   (peter - 04 Aug, 2003)
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19 Question: Range cuts and hit generation   (Kate Ross - 11 Jun, 2003)
... 3 Message(s)
18 Question: Sensitive Detector and daughter volumes   (Iwan Cornelius - 10 Jun, 2003)
... 2 Message(s)
17 Question: secondary particle information via hit?   (Edwina Wolff - 02 May, 2003)
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16 None: Memory management in hits   (vincenzo.innocente@cern.ch - 21 Mar, 2003)
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15 None: energy of first hit   (Jerome Roccaz - 18 Feb, 2003)
... 2 Message(s)
14 None: access to a Hit   (Jerome Roccaz - 06 Feb, 2003)
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13 None: Hits collection   (Jerome Roccaz - 28 Jan, 2003)
... 3 Message(s)
12 None: Scintillator surface   (peng haiping - 20 Jan, 2003)
... 1 Message(s)
11 None: how to calculate the detector efficiency?   (T.P.Lee - 31 Oct, 2002)
... 3 Message(s)
10 None: readoutgeometry associate with parameterisation   (haiqu - 25 Oct, 2002)
... 2 Message(s)
9 Question: Scintillator Photons   (Michael - 18 Jul, 2002)
... 1 Message(s)
8 None: scintillator   (Helena Borodina - 11 Apr, 2002)
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7 None: free hits?   (Hans Boie - 03 Mar, 2002)
... 2 Message(s)
6 Question: Counting hits   (Rui Bugalho de Moura - 06 Feb, 2002)
... 1 Message(s)
5 Question: checking for particle hit in SD   (Sean Turnbull - 05 Feb, 2002)
... 3 Message(s)
4 None: G4HitsStructure   (Mark Polsen - 27 Nov, 2001)
... 1 Message(s)
3 Question: checking code...   (Sean Turnbull - 02 Oct, 2001)
... 1 Message(s)
2 Question: Statistical Error of Energy Deposited in My Detector ?   (Michael Ahrens - 09 Aug, 2001)
... 5 Message(s)
1 Ok: Welcome   (Makoto Asai - 12 Jul, 2001)
... 1 Message(s)
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