D. A. Epifanov's home page


Curriculum vitae:
CV.pdf


List of publications:
pub.pdf


Summary of research activities:


1) 1999. Bachelor diploma (in Russian):
"Investigation of the semiconductor photodiods as a light photoconvertors from the different scintillation crystals".
bdiploma.pdf
compressed archive with sources


2) 1999 - 2000. Construction, tests and installation to the KEDR detector the endcap calorimeter subsystem (inner forward and inner backward parts), consisting of the 48 scintillation counters.

Short memorandum devoted to this system (2000 year installation):
memorandum_KEDR.ps
compressed archive with sources
V. V. Anashin et al., ``Status Of The Kedr Detector,'' Nucl. Instrum. Meth. A 478 (2002) 420.
10.1016/S0168-9002(01)01789-2


3) 2000. Study of the RbPb2Cl5(7×5×3 mm3) and KPb2Cl5(7×5×3 mm3) scintillation crystals. No signal was found from KPb2Cl5 crystal. The light yield of the RbPb2Cl5 was evaluated to be few hundred photons/MeV, and the scintillation decay time of the RbPb2Cl5 is (0.1-0.2) μs
Scan of the lab journal (in Russian only):
rbpb2cl5_kpb2cl5.pdf


4) 2001. Master diploma (in Russian):
"Analysis of the dynamics of the phi -> pi+ pi- pi0 decay with the CMD-2 detector"
mdiploma.ps
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5) 2001. Short memorandum on the propeties (light output and nonuniformity) of the CsI(pure) crystals made in Kharkov for the future Belle upgrade (in English):
for_belle.ps
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6) 2004. Participation in DAFNE 2004 International Conference "Physics at meson factories", June 7-11, 2004, Frascati Italy with a report "New study of phi -> pi+ pi- pi0 decay with CMD-2 detector":
report_DAFNE2004.ps
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Proceedings:
D. A. Epifanov [CMD-2 Collaboration], ``New Study Of Phi -> Pi+ Pi- Pi0 Decay With Cmd-2 Detector,'' Prepared for DAFNE 2004: Workshop on Physics at Meson Factories, Rome, Frascati, Italy, 7-11 Jun 2004
compressed archive with sources


7) 2006. "Study of phi -> pi+ pi- pi0 with CMD-2 detector," Preprint Budker INP 2006-028
preprint_3pi.pdf
compressed archive with sources


8) 2006. R. R. Akhmetshin et al., ``Study of phi -> pi+ pi- pi0 with CMD-2 detector,'' Phys. Lett. B 642 (2006) 203.
10.1016/j.physletb.2006.09.041
compressed archive with sources
Related paper:
Measurement of Phi(1020) meson leptonic width with CMD-2 detector at VEPP-2M Collider:
10.1016/j.physletb.2010.11.050


9) 2006. Participation in the International Workshop e+ e- Collisions from phi to psi, Novosibirsk, Russia, 27 Feb - 2 Mar 2006 with the report "Study Of Tau -> K(S) Pi- Nu/Tau Decay With Belle":
epifanov_phipsi_2006.ps
compressed archive with sources
Proceedings:
D. A. Epifanov, ``Study Of Tau -> K(S) Pi- Nu/Tau Decay With Belle,'' Nucl. Phys. Proc. Suppl. 162 (2006) 197.
10.1016/j.nuclphysbps.2006.10.005
compressed archive with sources


10) 2006. Participation in the study of the neutron radiation hardness of PIN photodiodes (used in the Belle electromagnetic calorimeter) at Yayoi reactor in Nuclear Professional School, University of Tokyo.


11) 2007. Seminar in Nagoya ''Analysis of tau -> K(S) pi- nu/tau decay at Belle'':
nagoya_seminar.ps
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12) 2007. D. Epifanov et al. [Belle Collaboration], ''Study of tau- -> K_S pi- nu_tau decay at Belle,'' Phys. Lett. B 654, 65 (2007)
10.1016/j.physletb.2007.08.045
http://arxiv.org/pdf/0706.2231
compressed archive with sources


13) 2007. Conference of the Nuclear Physics Department of RAS "Physics of the fundamental interactions", ITEP, Moscow, November 26-30, 2007. Report: "Study of the Tau -> K(S) Pi- Nu/Tau decay at Belle".
epifanov.pdf
compressed archive with sources


14) 2007. Participation in the study of the radiation hardness of the pure CsI crystals at the ELV-6 accelerator at BINP.
I. V. Bedny et al., ``Study of the radiation hardness of the pure CsI crystals,'' Nucl. Instrum. Meth. A 598 (2009) 273.
10.1016/j.nima.2008.08.106
I. V. Bedny et al.,"Study of the radiation hardness of pure CsI scintillation crystals," Preprint Budker INP 2007-027.
http://www.inp.nsk.su/activity/preprints/files/2007_027.pdf


15) 2008. Participation in the Lake Louise Winter Institute 2008 18 - 23 February 2008, Alberta, Canada with a report: "Study of tau decays at Belle":
epifanov_llwi08.pdf
compressed archive with sources
Proceedings:
D. A. Epifanov [Belle Collaboration], ``Study of tau decays at Belle,'' Prepared for Lake Louise Winter Institute: Fundamental Interactions (LLWI 2008), Lake Louise, Alberta, Canada, 18-23 Feb 2008
compressed archive with sources


16) 2008. 9 June, BINP seminar with the title: "Search For The Phi -> Pi+ Pi- Gamma Gamma And Phi -> Pi+ Pi- Eta Decays With The Cmd-2 Detector":
http://www.inp.nsk.su/news/seminars/2008_108_epifanov.pdf.zip
compressed archive with sources


17)2008. V. M. Aulchenko et al., ''Search For The Phi -> Pi+ Pi- Gamma Gamma And Phi -> Pi+ Pi- Eta Decays With The Cmd-2 Detector,'' JETP Lett. 88 (2008) 85 [Pisma Zh. Eksp. Teor. Fiz. 88 (2008) 93].
10.1134/S0021364008140038
compressed archive with sources


18) 2008. Conference of the Nuclear Physics Department of RAS "Physics of the fundamental interactions", IHEP, Protvino, December 22-25, 2008. Report: "Electromagnetic calorimeter based on the CsI scintillation crystals for the CMD-3 detector."(in Russian):
csi_cmd3_ihep08.pdf


19) 2009. Participation in the International School of Subnuclear Physics - 47-th Course "THE MOST UNEXPECTED AT LHC AND THE STATUS OF HIGH ENERGY FRONTIER" Erice-Sicily 29 August - 7 September 2009 with a report: "Study of the Tau -> K(S) Pi- Nu/Tau decay at Belle":
erice_epifanov.pdf
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20) 2009. Obtain the "candidate of physicomathematical sciences" degree (russian analog of the PhD degree) in BINP, Novosibirsk, 23 December 2009 with a thesis: "Study of the e+ e- -> pi+ pi- pi0 reaction in the region of phi-meson resonance with the CMD-2 detector" (in Russian):
Thesis:
disser_phi3pi.pdf
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Autoreferat:
autoref_phi3pi.pdf
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Slides:
epifanov_phi3pi.pdf
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21) 2001 - 2010. Participation in the design, construction, tests and starting up of the new electromagnetic calorimeter, based on the CsI scintillation crystals, for the CMD-3 detector.
V. M. Aulchenko et al.,``CMD-2M detector project. (In Russian),'' BUDKER-INP-2001-45.
http://www.inp.nsk.su/activity/preprints/files/2001_045.pdf
http://xxx.lanl.gov/abs/hep-ex/0106009
V. M. Aulchenko et al.,``Electromagnetic calorimeter based on the CsI scintillation crystals for the CMD-3 detector. (In Russian),'' BUDKER-INP-2008-39.
http://www.inp.nsk.su/activity/preprints/files/2008_039.pdf
compressed archive with sources


22) 2010. Participation in the XIV International Conference on Calorimetry in High Energy Physics (Calor 2010) Beijing, China, 10-14 May, 2010 with a report: "Electromagnetic calorimeters of the CMD-3 detector":
Slides:
calor2010_epifanov.pdf
calor2010_epifanov.ppt
Proceedings:
Denis Epifanov 2011 J. Phys.: Conf. Ser. 293 012009
10.1088/1742-6596/293/1/012009
compressed archive with sources


23) 2012. Participation in the 1st Workshop on Tau lepton decays: hadronic currents from Belle, BaBar data and LHC signatures, Institute of Nuclear Physics PAN, Cracow, Poland, 14-19 May, 2012 with report: ''Belle pion form factor in Tauola'':
Slides:
belle_pion_formf.pdf
belle_pion_formf.odp
Workshop web page


24) 2012. Participation in the International Conference on Particle Physics and Cosmology: "24th Rencontres de Blois", Blois, France, May 27 - June 1, 2012 with report: "CP violation in charm and tau at B-factories":
Slides:
Epifanov_Blois-2012.pdf
compressed archive with sources
Proceedings:
D.A.Epifanov "CP violation in Charm and Tau at B-factories", Proc. of XXIVth Rencontres de Blois (May 27 - June 1, 2012 France), The Gioi Publishers, page 107, 2013.
compressed archive with sources


25) 2013. Participation in the Third Workshop on Flavor Symmetries, FLASY13, Niigata, Japan, 1-5 July, 2013 with report: ''Tau physics at Belle''
Slides:
epifanov_tau_flasy13.pdf
compressed archive with sources
FLASY-2013 web page


26) 2013. Participation in the 2nd Workshop on Tau lepton decays: hadronic currents from Belle, BaBar data and LHC signatures, Institute of Nuclear Physics PAN, Cracow, Poland, 15-22 September, 2013 with report: ''Study of Michel parameters in leptonic tau decays at Belle''
Slides:
tauola_ws_tau_michel_19_Sep_2013.pdf
compressed archive with sources
Workshop web page


27) 2013. Participation in the 19th International Symposium on Particles, Strings and Cosmology, PASCOS-2013, Taipei, Taiwan, 20-26 November, 2013 with report: ''Status of Belle II and SuperKEKB''
Slides:
epifanov_belle2_pascos_22.11.2013.pdf
epifanov_belle2_pascos_22.11.2013.odp
Conference web page


28) 2014. Participation in the KEK Flavor Factory Workshop (KEK-FF2014), KEK, Tsukuba, Japan, 13-15 February, 2014 with report: ''Tau physics at Super B factory''
Slides:
epifanov_tau_kekff_2014.pdf
compressed archive with sources
Workshop web page


29) 2014. Participation in the conference, Flavor Physics and CP Violation 2014 (FPCP-2014), Marseille, France, May 26-30 2014 with report: ''Tau lifetime and decays''
Slides:
D.Epifanov_tau_FPCP14.pdf
compressed archive with sources
Workshop web page
Proceedings:
arXiv:1407.7196v1


30) 2014. Participation in the conference, The 13th International Workshop on Tau Lepton Physics, Aachen, Germany, 15-19 September, 2014 with report: ''Study of Michel parameters in leptonic tau decays at Belle''
Slides:
epifanov_michel_tau2014_15Sep.pdf
compressed archive with sources
Workshop web page
Belle conference paper (Belle-CONF-1402):
arXiv:1409.4969


31) 2014. Participation in the KEK Flavor Factory Workshop (KEK-FF2014FALL) / Belle II Theory Interface Platform (B2TiP) Meeting, KEK, Tsukuba, Japan, 28-31 October 2014 with report:
''Tau Michel parameters at Belle II''
Slides:
epifanov_b2tip14.pdf
compressed archive with sources
Workshop web page


32) 2014. Contribution to the book: "The Physics of the B Factories".
arXiv
book


33) 2015. Participation in the 9th Belle Physics Advisory Committee (9th BPAC) Meeting, KEK, Tsukuba, Japan, 9-11 February 2015 with report:
''Tau and two-photon physics at Belle''
Slides:
slides_bpac2015_tau2g.pdf
compressed archive with sources
Workshop web page


34) 2015. Participation in the International Conference on New Photo-detectors (PhotoDet 2015), July 6-9, 2015, Moscow, Troitsk, Russia:
''Study of scintillation counter consisting of a pure CsI crystal and APD''
Slides:
epifanov_PD15.pdf
epifanov_PD15.odp
Workshop web page

Proceedings:
PhotoDet2015_052.pdf
compressed archive with sources
Proceedings of Y.Jin's report at ICHEP-2016
Proceedings of Y.Jin's report at PISA-2015


35) 2015. Participation in the 17th Lomonosov Conference on Elementary Particle Physics, August 20-26, 2015, Moscow State University, Moscow, Russia with 2 talks:
1:''Recent results from Belle''
Slides:
epifanov_belle_lomo17.pdf
epifanov_belle_lomo17.pptx

Proceedings:
compressed archive with sources

2:''Study of Michel parameters in tau decays at Belle''
Slides:
epifanov_michel_lomo17.pdf
compressed archive with sources
Workshop web page


36) 2016. S. Eidelman, D. Epifanov, M. Fael, L. Mercolli, M. Passera, ''Tau dipole moments via radiative leptonic tau decays,'' JHEP 1603 (2016) 140 doi:10.1007/JHEP03(2016)140
https://arxiv.org/abs/1601.07987
http://link.springer.com/article/10.1007%2FJHEP03%282016%29140


37) 2016. Participation in the conference, The 14th International Workshop on Tau Lepton Physics, ICHEP Beijing, China, 19-23 September, 2016 with report:
''Study of Michel parameters in tau decays at Belle''
Slides:
epifanov_tau16.pdf
compressed archive with sources
Workshop web page

Proceedings:
compressed archive with sources


38) 2017. Participation in the Mini Workshop on Tau Physics, CINVESTAV, Mexico, 22-23 May, 2017 with report:
''Study of Michel parameters in tau decays at e+ e- B factories''
Slides:
epifanov_cinvestav17.pdf
compressed archive with sources
Mini Workshop web page


39) 2017. Participation in the International Workshop on e+ e- collisions from Phi to Psi 2017, 26-29 June 2017, Mainz, Germany, with report:
''Experimental review of tau lepton studies at the B factories''
Slides:
epifanov_phipsi17.pdf
compressed archive with sources
Workshop web page

Proceedings:
compressed archive with sources


40) 2017. Participation in the First Workshop on Physics at the Super Charm-Tau Factory, 18-19 December 2017, Novosibirsk, BINP, Russia, with report:
''Precision studies of leptonic tau decays''
Slides:
epifanov_ctau17.pdf
compressed archive with sources
Workshop web page


41) 2018. Participation(remote) in the Pion-Kaon Interactions Workshop, February 14-15, 2018 Thomas Jefferson National Accelerator Facility (J-Lab), Newport News, VA, USA, with report:
''Study of tau -> K pi nu decay at the B factories''
Slides:
epifanov_pki18.pdf
compressed archive with sources
Workshop web page

Proceedings:
compressed archive with sources
https://arxiv.org/abs/1804.06528


42) 2018. Participation in the Super c-tau factory workshop, May 26-27, 2018, Budker Institute of Nuclear Physics, Novosibirsk, with report:
''Pure CsI calorimeter for Super c-tau factory''
Slides:
ctau18_epifanov_pCsI.pdf
ctau18_epifanov_pCsI.odp
Workshop web page


43) 2018. Contribution to B2TiP / Belle II Physics Book, paragraph 15.4.1. "Leptonic tau decays: Michel parameter determination.":
https://arxiv.org/abs/1808.10567
compressed LaTeX source of par. 15.4.1.


44) 2018. Participation in the conference, The 15th International Workshop on Tau Lepton Physics, Amsterdam, Netherlands, 24-28 September, 2018 with POSTER:
''Study of Michel parameters in tau decays at Belle''
Slides:
epifanov_poster_tau18.pdf
compressed archive with sources
5 min poster talk
compressed archive with sources
Workshop web page


45) 2018. Participation in the workshop, 5th International Workshop on New Photon-Detectors (PD18), The University of Tokyo, Tokyo, Japan, 27-29 November, 2018 with POSTER:
''Fast calorimeter on the pure CsI crystals for the modern e+ e- Super Factories''
Poster:
epifanov_pd18_poster.pdf
compressed archive with sources
Workshop web page

Proceedings:
epifanov_pd18_proceedings.pdf
compressed archive with sources


46) 2019. Participation in the conference: International Workshop on e+e- collisions from Phi to Psi, BINP, NSU, Novosibirsk, Russia 25 February - 1 March, 2019, with report:
''Measurement of Michel parameters in tau decays at high luminosity e+ e- factories''
Slides:
epifanov_phipsi19.pdf
compressed archive with sources
Workshop web page

Feasibility study:
feasib19.pdf
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E.S.Prokhorova's poster presentation: "Study of the fast calorimeter prototype for the Super Charm-Tau Factory":
PHIPSI19_E.S.Prokhorova.pdf
Proceedings of the E.S.Prokhorova's poster presentation:
epjconf_phipsi18_01007.pdf


47) 2019. Participation in the workshop: Joint Workshop on Future Charm-Tau Factory, Moscow, Russia 24-28 September, 2019, with report:

''Measurement of Michel parameters in tau decays at the Super Charm-Tau factory with polarized electron beam''
Slides:
epifanov_michel_ctau19.pdf
compressed archive with sources
Workshop web page

''Search for CPV in tau -> K pi nu at e+ e- colliders, effect of the polarized electron beam''
Slides:
epifanov_kpi_ctau19.pdf
compressed archive with sources
Workshop web page

S.B.Oreshkin's talk:
''Status of the R&D on the calorimeter based on pure CsI crystals for the Super Charm-Tau factory''
oreshkin_pcsi_2019.pdf
oreshkin_pcsi_2019.odp
Workshop web page


48) 2019. Participation in the BINP-IHEP(China) joint seminar with the talk:
''Physics of tau lepton at the Super Charm-Tau factory''
Slides:
epifanov_binpihep_ctau2019.pdf
compressed archive with sources
Workshop web page


49) 2020. Participation in the workshop of the Department of Nuclear Physics of Russian Academy of Sciences (10-12 March 2020, Novosibirsk, Academpark) with two talks:

1. ''Prototype of the electromagnetic calorimeter for the Super Charm-Tau factory''
Slides:
epifanov_pcsi_2020.pdf
epifanov_pcsi_2020.odp

E.S.Prokhorova's poster presentation at the INSTR'20 conference: "Study of the fast calorimeter prototype for modern e+e- factories":
E.S.Prokhorova_INSTR2020_poster.pdf
Proceedings of the INSTR'20 E.S.Prokhorova's poster presentation:
Prokhorova_2020_JINST_15_C08023.pdf

2. ''Super Charm-Tau Factory''
Slides:
epifanov_ctau2020.pdf
epifanov_ctau2020.odp
Proceedings (in Russian):
Contribution to the Nuclear Physics (Yadernaya Fizika) journal
Proceedings (in English):
Contribution to the Nuclear Physics (Yadernaya Fizika) journal


50) 2020. J/Psi Scattering Length from GlueX Threshold Measurements:
https://arxiv.org/abs/1911.12686


51) 2021. Remote participation in the conference, The 16th International Workshop on Tau Lepton Physics (TAU2021), Indiana University, USA, September 27th - October 1st, 2021 with report:
''Super Charm-Tau factory in Russia''
Slides:
epifanov_sctf_tau2021.pdf
compressed archive with sources
Workshop web page


52) 2021. Remote participation in the Belle II Physics Week 2021, December 3rd, with lecture:
''Tau-lepton analysis dissection''
Slides:
epifanov_tau2kpi_belle2.pdf
compressed archive with sources
Workshop web page


53) 2022. Participation in the Summer Scientific School "Super Charm-Tau Factory", 25-29 July, NCFM, Sarov, Russia with 2 lectures:
''Calorimetry in HEP''
Slides:
epifanov_calorimetry_sarov2022_corr.pdf
epifanov_calorimetry_sarov2022_corr.odp

''Physics of tau lepton''
Slides:
epifanov_tau_sarov2022_corr.pdf
epifanov_tau_sarov2022_corr.tar.bz2

School web page


54) 2022. Study of the Gd3Al2Ga3O12(GAGG) crystal:
report_gagg.pdf
report_gagg.tar.bz2


55) 2023. Study of the LaBr3 crystal:
report_labr3.pdf
report_labr3.tar.bz2


56) 2023. Participation in the Seminar dedicated to the memory of Prof. E.A.Kuraev, 17-18 October 2023, JINR, Dubna with report:
''Michel parameters at Belle II and SCTF with polarized e- beam''
Slides:
report_E.Kuraev_seminar_2023.pdf
report_E.Kuraev_seminar_2023.tar.bz2

Seminar web page


57) 2024. Participation in The 2024 International Workshop on Future Tau Charm Facilities, January 14-18, 2024, USTC, Hefei, China with report:
''Status of CsI(pure) + APD R&D''
Slides:
epifanov_pcsi_ftcf24.pdf
epifanov_pcsi_ftcf24.odp

Workshop web page


Useful links:


Temporary directory:
TEMP


Statistical methods in High Energy Physics


SiPM


preamp