Difference between revisions of "DDVCS"

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(Created 03/10/15(Camsonne), Last modified 10/07/20(Camsonne))
 
(Letter of intent in 2023 to PAC51)
 
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[[SoLID]]
+
[[Main Page]]
  
=Collaboration=
 
*Alexandre Camsonne, Silviu Covrig, Mark K. Jones, Jian-Ping Chen  (JLAB)
 
*Marie Boer, Gabriel Charles, Raphael Dupre, Michel Guidal, Dominique Marchand,Carlos Mu~noz Camacho, Silvia Niccolai, Eric Voutier ( IPN Orsay )
 
*Zhiwen Zhao (ODU)
 
*Kondo Gnanvo, Nilanga Linayage, Chao Gu (UVA)
 
*Zhihong Ye (Duke)
 
*Evaristo Cisbani (INFN Sanita)
 
*Guido Maria Urcioli ( INFN Roma )
 
*Vincenzo Bellini, Concetta Maria Sutera ( INFN Catagna )
 
*Hamza Atac, Adam Blomberg, Sylvester Joosten, Zein-Eddine Meziani, Michael Paolone, Nikos Sparveris (Temple)
 
*Anthony W. Thomas (CSSM Adelaide Australia)
 
*Maxime Defurne, Herve Moutarde, Franck Sabatie (IRFU CEA Saclay)
 
*Malek Mazouz (Faculte des sciences Monastir Tunisia )
 
*Paul Gueye (Hampton University)
 
*Whitney Armstrong (ANL)
 
*Thomas Hemmick (Stony Brook University )
 
  
=Letter of intent submitted to PAC43=
+
=Mailing list=
 +
 
 +
Register to the mailing list at :
 +
 
 +
https://mailman.jlab.org/mailman/listinfo/Solid_ddvcs
 +
 
 +
= [https://clasweb.jlab.org/rungroups/tlc/wiki/index.php/Main_Page#tab=Double_DVCS link to CLAS12 DDVCS wiki] =
 +
 
 +
= [[meetings DDVCS]] =
 +
 
 +
= Letter of intent in 2023 to PAC51=
 +
 
 +
official link  [https://www.jlab.org/exp_prog/proposals/23/LOI12-23-012.pdf LOI 2023]
 +
solid website link [https://solid.jlab.org/files/doc/SoLID_DDVCS_2023_PAC51.pdf LOI 2023]
 +
 
 +
[https://www.jlab.org/sites/default/files/PAC/PAC51/PAC51_REPORT_2023.pdf PAC51 report]
 +
 
 +
= Letter of intent in 2015 to PAC43 =
  
[http://lpsc.in2p3.fr/voutier/DDVCS/DDVCS-Solid-current.pdf latest version]
+
[https://www.jlab.org/exp_prog/proposals/15/LOI12-15-005.pdf LOI 2015]
  
 
[https://hallaweb.jlab.org/wiki/images/1/13/SoLID-DDVCS-TAC-theory-PAC43.pdf Theory TAC PAC43]
 
[https://hallaweb.jlab.org/wiki/images/1/13/SoLID-DDVCS-TAC-theory-PAC43.pdf Theory TAC PAC43]
Line 28: Line 29:
 
[https://hallaweb.jlab.org/wiki/images/a/aa/PAC43_FINAL_Report.pdf PAC 43 report]
 
[https://hallaweb.jlab.org/wiki/images/a/aa/PAC43_FINAL_Report.pdf PAC 43 report]
  
=[[DDVCS Proposal work for next SoLID collaboration meeting in May 2016]]=
+
= note =
  
=Mailing list=
+
Rafo's note about angle asymmetry https://clasweb.jlab.org/rungroups/tlc/wiki/index.php/March_27_2025
  
Register to the mailing list at :
+
= software =
  
https://mailman.jlab.org/mailman/listinfo/Solid_ddvcs
+
== Event generator ==
  
= [[meetings DDVCS]] =
+
=== EpIC ===
 +
 
 +
Pawel's code https://pawelsznajder.github.io/epic
 +
 
 +
Sebastian's note https://redmine.jlab.org/projects/ddvcs_partons/wiki/Wiki
 +
 
 +
=== DEEPGen===
 +
 
 +
Marie's code 2019 version [[DEEPGen event generator]], older version [[DDVCS and TCS event generator]]
 +
 
 +
===grape and twopeg ===
 +
 
 +
BH from grape-dilpeton https://research.kek.jp/people/tabe/grape/
 +
 
 +
two pion exclusive https://github.com/skorodumina/twopeg
 +
 
 +
Zhiwen code to read grape and twopeg output and combine with detector accetpance https://github.com/JeffersonLab/anagrape
 +
 
 +
Zhiwen's working dir /work/halla/solid/BH/grape-dilepton_work
 +
 
 +
==simulation==
 +
 
 +
generally how to do solid simulation https://solid.jlab.org/wiki/index.php/Software#Detector_Simulation
 +
 
 +
to see ddvcs setup
 +
cd $SoLID_GEMC/script
 +
solid_gemc solid_JPsi_DDVCS_LH2_moved_full.gcard
 +
 
 +
current muon detector geometry is at https://github.com/JeffersonLab/solid_gemc/tree/master/geometry/muon_moved
 +
 
 +
muon detector prototyping https://github.com/JeffersonLab/solid_gemc/tree/master/prototype/muon_pro
 +
 
 +
Zhiwen's farm jobs working dir for script /work/halla/solid/sim/solid_gemc/JPsi_DDVCS_JLAB_VERSION_2.5/pass1/ and for output /volatile/halla/solid/sim/solid_gemc/JPsi_DDVCS_JLAB_VERSION_2.5/pass1/
 +
 
 +
Zhiwen's sim slide https://solid.jlab.org/files/sim/ddvcs/solid_ddvcs_2022_sim.pdf https://solid.jlab.org/files/sim/ddvcs/solid_ddvcs_2022_sim.pptx
 +
 
 +
= hardware =
 +
 
 +
* Magnet
 +
* Tracking
 +
**GEM
 +
**Micromegas
 +
**Silicium
 +
*Superconducting detectors, Pizza Seminar September 24th 2014 [[http://www.jlab.org/user_resources/pizza_seminars/2014/Camsonne_9_14.pptx pptx]]
 +
*Readout
 +
* Front End, MPD, SRS, CLAS12 readout
 +
* ASICS, APV25 DREAM VMM2
 +
 
 +
==Muon detector==
 +
* Muon detection and quarkonium reconstruction at the EIC https://indico.cern.ch/event/1152971/
 +
* SBS HCAL  15 cm x 15 cm x 100 cm https://userweb.jlab.org/~jones/sbs_doe_nov_2014_review/HCALJ-technical-specs.pdf
 +
* Minerva [http://minerva.fnal.gov/]
 +
* CLEO muon detector http://www.lns.cornell.edu/public/lab-info/mu.html  http://www.hep.umn.edu/cleo/CLEOII_NIM.pdf http://www.sciencedirect.com/science/article/pii/016890029290771U/pdf?md5=cc5edbfce758ba6b222c27709b85f2ce&pid=1-s2.0-016890029290771U-main.pdf
 +
* Phenix http://www.phenix.bnl.gov/WWW/muon/notes/phenix-muon-96-12.html
 +
* DHCAL (ILC) https://agenda.linearcollider.org/event/4391/session/22/contribution/19/material/slides/0.pdf http://hal.archives-ouvertes.fr/docs/00/42/93/10/PDF/LAPP-EXP-2009-11.pdf  http://omega.in2p3.fr/index.php/products/hardroc-front-end-chip.html
 +
* CLAS LAC (one whole module left) https://www.sciencedirect.com/science/article/pii/S0168900299012875#BIB1 and https://arxiv.org/pdf/nucl-ex/0403041 and http://www.lnf.infn.it/esperimenti/aiace/procedures.htm and http://www.lnf.infn.it/esperimenti/aiace/Tech_pap.html
 +
* CLAS12 ECAL (many scintilator bar with WLS fiber left)
 +
 
 +
== CLEO 3rd layer iron info ==
 +
 
 +
https://www.classe.cornell.edu/public/lab-info/coil.html
 +
 
 +
1 of 8 side of 3rd layer of CLEO is roughly 98.55"x14.21"x210"
 +
echo side is made of 2 pieces of 62" and 37", total 16 pieces
 +
we have 13 pieces: 7 at 62" x 14" x 210" and 6 at 37" x 14" x 210", while Cornell has 3 for their use
 +
 
 +
see drawings at
 +
https://solid.jlab.org/files/cleo_manual/20120314%20Accelerator%20SCANS/Roll%202%20-%20Laboratory%20of%20Nuclear%20Studies/6052-303%20-Sh%2003.pdf
 +
https://solid.jlab.org/files/cleo_manual/20120314%20Accelerator%20SCANS/Roll%202%20-%20Laboratory%20of%20Nuclear%20Studies/6052-303%20-Sh%2006.pdf
 +
https://solid.jlab.org/files/cleo_manual/20120314%20Accelerator%20SCANS/Roll%202%20-%20Laboratory%20of%20Nuclear%20Studies/
 +
 
 +
photos at
 +
https://solid.jlab.org/files/cleo_manual/cleo_scan1.pdf
 +
https://solid.jlab.org/files/cleo_manual/cleo_scan2.pdf
  
 
=Documents=
 
=Documents=
Line 60: Line 134:
 
   DOI: 10.1016/j.physrep.2005.06.002
 
   DOI: 10.1016/j.physrep.2005.06.002
 
   e-Print: hep-ph/0504030 | [http://arxiv.org/pdf/hep-ph/0504030.pdf PDF]
 
   e-Print: hep-ph/0504030 | [http://arxiv.org/pdf/hep-ph/0504030.pdf PDF]
 +
 +
* MEMUS – A large solid angle detector for ELFE [http://lpsc.in2p3.fr/hadrons/postscripts/nima409.ps.gz ps ]
 +
  Nuclear Instruments and Methods in Physics Research
 +
  Section A: Accelerators, Spectrometers, Detectors and Associated
 +
  Equipment, Volume 409, Issue 1, Pages 400-401
 +
  G Audit et al.
 +
 +
* Solenoidal LOI PAC 27 [https://www.jlab.org/exp_prog/PACpage/PAC27/PAC27_review.pdf]
  
 
==Presentation talks==
 
==Presentation talks==
INT workshop September 30th 2009, DDVCS with SoLID : The JLab Hall A experimental program at 12 GeV [http://www.int.washington.edu/talks/WorkShops/int_09_3/People/Camsonne_A/Camsonne.pdf]
+
INT workshop September 30th 2009, DDVCS with SoLID : The JLab Hall A experimental program at 12 GeV [http://archive.int.washington.edu/talks/WorkShops/int_09_3/People/Camsonne_A/Camsonne.pdf]
  
 
DVCS collaboration meeting [https://indico.in2p3.fr/event/7052/session/0/contribution/10 IPN Orsay November 2012] [https://indico.in2p3.fr/event/7052/session/0/contribution/10/material/slides/0.pptx pptx ]  
 
DVCS collaboration meeting [https://indico.in2p3.fr/event/7052/session/0/contribution/10 IPN Orsay November 2012] [https://indico.in2p3.fr/event/7052/session/0/contribution/10/material/slides/0.pptx pptx ]  
Line 71: Line 153:
  
 
SBS collaboration - DDVCS update - July 7-8 2014 [http://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_07jul14/DDVCS_with_SuperBigBite_June7_2014.pptx]
 
SBS collaboration - DDVCS update - July 7-8 2014 [http://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_07jul14/DDVCS_with_SuperBigBite_June7_2014.pptx]
 
  
 
The Sixth Workshop on Hadron Physics in China and Opportunities in US, Lanzhou  July 24, 2014 : Overview of the Generalized Parton Distributions program [http://hadron2014.csp.escience.cn/dct/attach/Y2xiOmNsYjpwZGY6MzAwMzY= pdf]
 
The Sixth Workshop on Hadron Physics in China and Opportunities in US, Lanzhou  July 24, 2014 : Overview of the Generalized Parton Distributions program [http://hadron2014.csp.escience.cn/dct/attach/Y2xiOmNsYjpwZGY6MzAwMzY= pdf]
Line 85: Line 166:
 
[https://pos.sissa.it/281/309/pdf]
 
[https://pos.sissa.it/281/309/pdf]
  
 +
ECT Trento workshop [https://www.ectstar.eu/workshops/nucleon-and-nuclear-structure-through-di-lepton-production/] [https://indico.jlab.org/event/163/program] Talks [https://drive.google.com/drive/folders/0BznYzLTtupLgbi1WS1Y2c0d6M1U?usp=sharing]
  
[https://inspirehep.net/literature/1770928]
+
Shengyin's proceeding [https://inspirehep.net/literature/1770928]
 
+
=Thesis=
+
 
+
==Proposals==
+
* MEMUS – A large solid angle detector for ELFE [http://lpsc.in2p3.fr/hadrons/postscripts/nima409.ps.gz ps ]
+
  Nuclear Instruments and Methods in Physics Research
+
  Section A: Accelerators, Spectrometers, Detectors and Associated
+
  Equipment, Volume 409, Issue 1, Pages 400-401
+
  G Audit et al.
+
 
+
* Solenoidal LOI PAC 27 [https://www.jlab.org/exp_prog/PACpage/PAC27/PAC27_review.pdf]
+
  
 
=Logbook=
 
=Logbook=
 
[https://hallaweb.jlab.org/dvcslog/ddvcs/ DDVCS ELOG]
 
[https://hallaweb.jlab.org/dvcslog/ddvcs/ DDVCS ELOG]
 
=SoLID=
 
 
[[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/setup/ Setup picture archive]]
 
 
[[Image:SoLID setup 20140901 PVDIS arrow.png|x300px]]
 
 
 
[[Image:SoLID setup 20140901 SIDISandJPsi arrow.png|x300px]]
 
 
= Event generator =
 
 
DEEPGen 2018 version [[DEEPGen event generator]]
 
 
use grape-dilepton for BH as signal rate estimation, refer to [[Dilepton]]
 
 
- DDVCS+BH event generator: [[DDVCS and TCS event generator]]
 
 
=Simulation=
 
 
refer to general "solid_gemc" instruction https://hallaweb.jlab.org/wiki/index.php/Solid_Software
 
 
full simulation https://hallaweb.jlab.org/wiki/index.php/SoLID_Software_Detector_Simulation#full_simulation
 
 
subsystem simulation and study
 
https://jlabsvn.jlab.org/svnroot/solid/subsystem/muon
 
 
= data file sharing =
 
 
* BH file
 
/w/work6501/work_halla/BH/grape-dilepton_work/BH_muon_3fold_decaypairelectron_deg5-50/grp.root
 
see details how to run it and analysis result at https://jlabsvn.jlab.org/svnroot/solid/evgen/BH/readme
 
 
* background simulation
 
/w/work6501/zwzhao/solid/solid_svn/solid/study/background/JPsi_LH2_JLAB_VERSION_1.2/pass3/
 
 
=Repository for software and proposal=
 
You need a GitHub account to acces the repository, send a mail to camsonne [at] jlab.org with your GitHub username so I can add you to the repository :
 
 
https://github.com/camsonne/SoLID-DDVCS
 
 
Google Drive for file sharing [https://drive.google.com/drive/#folders/0BznYzLTtupLgfmpkWWtoQ0d4NmE5X2NNTVd6cld2NnU1QUNBUVdZb1dsT3RhVlpMaUVHWDg DDVCS]
 
 
 
 
=Magnet=
 
http://www.lns.cornell.edu/public/lab-info/coil.html
 
 
=Tracking=
 
==GEM==
 
 
==Micromegas==
 
 
==Silicium==
 
 
==Superconducting detectors==
 
Pizza Seminar September 24th 2014 [[http://www.jlab.org/user_resources/pizza_seminars/2014/Camsonne_9_14.pptx pptx]]
 
 
==Readout==
 
===Front End===
 
*MPD
 
*SRS
 
*CLAS12 readout
 
===ASICS===
 
*APV25
 
*DREAM
 
*VMM2
 
 
=Particle ID=
 
==Light Gas Cerenkov==
 
 
==Heavy Gas Cerenkov==
 
 
=Time of flight=
 
==MRPC==
 
 
==Scintillator Pad==
 
 
=Calorimeter=
 
 
 
 
 
=Muon detector=
 
*HCAL SBS
 
SuperBigBite DOE review november 2014
 
 
SuperBigBite Hadron Calorimeter [[https://userweb.jlab.org/~jones/sbs_doe_nov_2014_review/HCALJ-technical-specs.pdf]]
 
15 cm x 15 cm x 100 cm
 
 
*Minerva [http://minerva.fnal.gov/]
 
 
*CLEO muon detector
 
 
http://www.lns.cornell.edu/public/lab-info/mu.html
 
 
http://www.hep.umn.edu/cleo/CLEOII_NIM.pdf
 
 
http://www.sciencedirect.com/science/article/pii/016890029290771U/pdf?md5=cc5edbfce758ba6b222c27709b85f2ce&pid=1-s2.0-016890029290771U-main.pdf
 
 
*Phenix
 
http://www.phenix.bnl.gov/WWW/muon/notes/phenix-muon-96-12.html
 
 
*DHCAL (ILC)
 
https://agenda.linearcollider.org/event/4391/session/22/contribution/19/material/slides/0.pdf
 
 
http://hal.archives-ouvertes.fr/docs/00/42/93/10/PDF/LAPP-EXP-2009-11.pdf
 
 
http://omega.in2p3.fr/index.php/products/hardroc-front-end-chip.html
 
 
=Statistical requirement=
 
 
*Asymmetry
 
In the case of small asymmetries, the statistical uncertainty on the measurement of an asymmetry reduces to
 
 
<math> \delta A = 1 / \sqrt{N} </math>
 
 
telling that 2500 Events are required to deliver a 2% absolute uncertainty on the measurement of an asymmetry. In order to obtain a reasonable understanding of the <math> \varphi </math> distribution, 10 bins in the out-of-plane angles are required asking then about 25000 Events at a given fixed kinematics setting defined by <math> ( Q^2, \xi, \eta, t) </math>.
 
 
 
=CAD files CLEO magnet=
 
 
https://hallaweb.jlab.org/dvcslog/DDVCS/48
 
 
You can use FreeCad to open the STEP file
 
 
http://www.freecadweb.org/
 
 
[[https://hallaweb.jlab.org/wiki/index.php/SoLID_Engineering_Integration_and_CAD CLEO magnet files]]
 
 
[[http://hallaweb.jlab.org/12GeV/SoLID/download/cleo_manual/ Scans of paper schematics]]
 

Latest revision as of 08:54, 29 April 2025

Main Page


Mailing list

Register to the mailing list at :

https://mailman.jlab.org/mailman/listinfo/Solid_ddvcs

link to CLAS12 DDVCS wiki

meetings DDVCS

Letter of intent in 2023 to PAC51

official link LOI 2023 solid website link LOI 2023

PAC51 report

Letter of intent in 2015 to PAC43

LOI 2015

Theory TAC PAC43

Experimental TAC report

PAC 43 report

note

Rafo's note about angle asymmetry https://clasweb.jlab.org/rungroups/tlc/wiki/index.php/March_27_2025

software

Event generator

EpIC

Pawel's code https://pawelsznajder.github.io/epic

Sebastian's note https://redmine.jlab.org/projects/ddvcs_partons/wiki/Wiki

DEEPGen

Marie's code 2019 version DEEPGen event generator, older version DDVCS and TCS event generator

grape and twopeg

BH from grape-dilpeton https://research.kek.jp/people/tabe/grape/

two pion exclusive https://github.com/skorodumina/twopeg

Zhiwen code to read grape and twopeg output and combine with detector accetpance https://github.com/JeffersonLab/anagrape

Zhiwen's working dir /work/halla/solid/BH/grape-dilepton_work

simulation

generally how to do solid simulation https://solid.jlab.org/wiki/index.php/Software#Detector_Simulation

to see ddvcs setup

cd $SoLID_GEMC/script
solid_gemc solid_JPsi_DDVCS_LH2_moved_full.gcard

current muon detector geometry is at https://github.com/JeffersonLab/solid_gemc/tree/master/geometry/muon_moved

muon detector prototyping https://github.com/JeffersonLab/solid_gemc/tree/master/prototype/muon_pro

Zhiwen's farm jobs working dir for script /work/halla/solid/sim/solid_gemc/JPsi_DDVCS_JLAB_VERSION_2.5/pass1/ and for output /volatile/halla/solid/sim/solid_gemc/JPsi_DDVCS_JLAB_VERSION_2.5/pass1/

Zhiwen's sim slide https://solid.jlab.org/files/sim/ddvcs/solid_ddvcs_2022_sim.pdf https://solid.jlab.org/files/sim/ddvcs/solid_ddvcs_2022_sim.pptx

hardware

  • Magnet
  • Tracking
    • GEM
    • Micromegas
    • Silicium
  • Superconducting detectors, Pizza Seminar September 24th 2014 [pptx]
  • Readout
  • Front End, MPD, SRS, CLAS12 readout
  • ASICS, APV25 DREAM VMM2

Muon detector

CLEO 3rd layer iron info

https://www.classe.cornell.edu/public/lab-info/coil.html
1 of 8 side of 3rd layer of CLEO is roughly 98.55"x14.21"x210"
echo side is made of 2 pieces of 62" and 37", total 16 pieces
we have 13 pieces: 7 at 62" x 14" x 210" and 6 at 37" x 14" x 210", while Cornell has 3 for their use
see drawings at
https://solid.jlab.org/files/cleo_manual/20120314%20Accelerator%20SCANS/Roll%202%20-%20Laboratory%20of%20Nuclear%20Studies/6052-303%20-Sh%2003.pdf
https://solid.jlab.org/files/cleo_manual/20120314%20Accelerator%20SCANS/Roll%202%20-%20Laboratory%20of%20Nuclear%20Studies/6052-303%20-Sh%2006.pdf
https://solid.jlab.org/files/cleo_manual/20120314%20Accelerator%20SCANS/Roll%202%20-%20Laboratory%20of%20Nuclear%20Studies/
photos at
https://solid.jlab.org/files/cleo_manual/cleo_scan1.pdf
https://solid.jlab.org/files/cleo_manual/cleo_scan2.pdf

Documents

Papers

  • Double deeply virtual Compton scattering off the nucleon
 M. Guidal (Orsay, IPN), M. Vanderhaeghen (Mainz U., Inst. Kernphys.). Aug 2002. 4 pp.
 Published in Phys.Rev.Lett. 90 (2003) 012001
 DOI: 10.1103/PhysRevLett.90.012001
 e-Print: hep-ph/0208275 PDF  [2]
  • Exclusive electroproduction of lepton pairs as a probe of nucleon structure
 A.V. Belitsky (Maryland Uni.), D. Mueller (Wuppertal Uni.). Oct 2002. 4 pp.
 Published in Phys.Rev.Lett. 90 (2003) 022001 [3]
  • Probing generalized parton distributions with electroproduction of lepton pairs off the nucleon
 A.V. Belitsky (Maryland Uni.), D. Mueller (Wuppertal Uni.). Oct 2002. 4 pp.
 Published in Phys.Rev.D 68 (2003) 116005
  • Unraveling hadron structure with generalized parton distributions
 A.V. Belitsky (Arizona State U.), A.V. Radyushkin (Jefferson Lab & Old Dominion U.). Apr 2005. 370 pp.
 Published in Phys.Rept. 418 (2005) 1-387
 JLAB-THY-04-34
 DOI: 10.1016/j.physrep.2005.06.002
 e-Print: hep-ph/0504030 | PDF
  • MEMUS – A large solid angle detector for ELFE ps
 Nuclear Instruments and Methods in Physics Research 
 Section A: Accelerators, Spectrometers, Detectors and Associated
 Equipment, Volume 409, Issue 1, Pages 400-401
 G Audit et al.
  • Solenoidal LOI PAC 27 [4]

Presentation talks

INT workshop September 30th 2009, DDVCS with SoLID : The JLab Hall A experimental program at 12 GeV [5]

DVCS collaboration meeting IPN Orsay November 2012 pptx

Hall A collaboration meeting December 2012 DDVCS with SoLID pdf

Study of feasibility of DDVCS with SuperBigBite -DVCS collaboration meeting - December 2013 pdf

SBS collaboration - DDVCS update - July 7-8 2014 [6]

The Sixth Workshop on Hadron Physics in China and Opportunities in US, Lanzhou July 24, 2014 : Overview of the Generalized Parton Distributions program pdf

SoLID Collaboration Meeting May 14 -15, 2015 Jefferson Lab Newport News, VA USA [7] [8]

INPC 2016 Double Deeply Virtual Compton Scattering Opportunities at Jefferson Laboratory [9]

ECT Trento workshop [10] [11] Talks [12]

Shengyin's proceeding [13]

Logbook

DDVCS ELOG