Journals

[selected papers]
  • "Observation of a new boson at a mass of 125 GeV with the CMS experiment at the LHC", CMS Collaboration, 10.1016/j.physletb.2012.08.021, Phys.Lett. B716 (2012) 30-61, 9,500+ citations

  • "FCC-ee: The Lepton Collider", Future Circular Collider Conceptual Design Report Volume 2, Abada, A. et al., Eur. Phys. J. Spec. Top. (2019) 228: 261. https://doi.org/10.1140/epjst/e2019-900045-4
  • "FCC Physics Opportunities", Future Circular Collider Conceptual Design Report Volume 1, Abada, A. et al., Eur. Phys. J. C (2019) 79: 474. https://doi.org/10.1140/epjc/s10052-019-6904-3
  • "Search for heavy Majorana or Dirac neutrinos and right-handed W gauge bosons in final states with two charged leptons and two jets at √s=13 TeV with the ATLAS detector", ATLAS Collaboration, JHEP 01(2019) 016, arXiv:1809.11105
  • "Search for light resonances decaying to boosted quark pairs and produced in association with a photon or a jet in proton-proton collisions at √s=13 TeV with the ATLAS detector", ATLAS Collaboration, Phys. Lett. B 788 (2019) 316, arXiv:1801.08769
  • "Searches for heavy ZZ and ZW resonances in the ℓℓqq and ννqq final states in pp collisions at √s = 13 TeV with the ATLAS detector", ATLAS Collaboration, JHEP 03(2018)009. doi:10.1007/JHEP03(2018)009 (2018)
  • "Search for diboson resonances with boson-tagged jets in pp collisions at √s = 13 TeV with the ATLAS detector", ATLAS Collaboration, Phys. Lett. B 777(2017)91, doi: 10.1016/j.physletb.2017.12.011 (2017)
  • "Searches for heavy diboson resonances in pp collisions at √s = 13 TeV with the ATLAS detector", ATLAS Collaboration, JHEP 09(2016)173, doi:10.1007/JHEP09(2016)173 (2016)
  • "Combination of Run-1 exotic searches in diboson final states at the LHC", C. Leonidopoulos et al., JHEP 04(2016)155. doi:10.1007/JHEP04(2016)155 (2016)
  • "Constraints on the off-shell Higgs boson signal strength in the high-mass WW and ZZ final states with the ATLAS detector", ATLAS Collaboration, Eur. Phys. J. C (2015) 75:335, DOI: 10.1140/epjc/s10052-015-3542-2 (2015)
  • "Measurements of Higgs boson production and couplings in the four-lepton channel in pp collisions at center-of-mass energies of 7 and 8 TeV with the ATLAS detector", ATLAS Collaboration, Phys. Rev. D 91, 012006 , DOI: 10.1103/PhysRevD.91.012006 (2015)
  • "Measurement of the Higgs boson mass from the H → γγ and H → ZZ* → 4ℓ channels with the ATLAS detector using 25 fb−1 of pp collision data", ATLAS collaboration, Phys. Rev. D. 90, 052004, DOI: 10.1103/PhysRevD.90.052004 (2014)
  • "First look at the physics case of TLEP", M. Bicer et al., JHEP01(2014)164, DOI:10.1007/JHEP01(2014)164
  • "Search for exotic resonances decaying into WZ/ZZ in pp collisions at √s=7 TeV", CMS Collaboration, JHEP 02 (2013) 036, DOI: 10.1007/JHEP02(2013)036
  • "Search for a W' or Techni-ρ decaying into WZ in pp collisions at √s=7 TeV", CMS Collaboration, Phys. Rev. Lett. 109, 141801 (2012), DOI: 10.1103/PhysRevLett.109.141801
  • "Search for leptonic decays of W' bosons in pp collisons at √s=7 TeV", CMS Collaboration, JHEP 1208 (2012) 023; DOI: 10.1007/JHEP08(2012)023
  • "First results from the 2010 pp Run and performance of the CMS Experiment", Christos Leonidopoulos, Mod. Phys. Lett. A, Vol. 26, No. 15 (2011) pp. 1059-1073
  • “Search for a Wʹ boson decaying to a muon and a neutrino in pp collisions at √s=7 TeV”, CMS Collaboration, arXiv:1103.0030, Phys. Lett. B701, 160–179 (2011)
  • “Commissioning of the CMS High-Level Trigger with Cosmic Rays”, CMS Collaboration, JINST 5:T03005, 2010
  • “The CMS experiment at the CERN LHC”, CMS Collaboration, JINST 0803:S08004, 2008
  • “CMS Technical Design Report, volume II: Physics performance”, CMS Collaboration, J.Phys.G34:995-1579, 2007
  • “CMS High Level Trigger”, by CMS Collaboration, CERN/LHCC 2007-021, LHCC-G-134 (2007)
  • “First direct two-sided bound on the B0s oscillation frequency”, DØ Collaboration, Phys.Rev.Lett.97:021802,2006
  • “A Precise measurement of the B0s lifetime”, DØ Collaboration, Phys.Rev.Lett.97:241801,2006
  • “The Upgraded DØ detector”, DØ Collaboration, Nucl.Instrum.Meth.A565:463-537, 2006
  • “Measurement of “B0 B0-bar mixing rate from the time evolution of dilepton events at the ϒ(4S)”, A. Abe et al., Phys. Rev. Lett. 86, 3228-3232 (2001)
  • “B0 B0-bar Mixing and CPT tests at Belle”, C. Leonidopoulos, Int. J. Mod. Phys. A16S1A, 401-403 (2001)
  • “Determination of B0 B0-bar mixing rate from the time evolution of dilepton events at the ϒ(4S)”, Belle Collaboration, KEK-PREPRINT-2000-72, BELLE-CONF-0001, ICHEP, Osaka, Japan, 27 Jul - 2 Aug 2000
  • “B0 B0-bar Mixing and CPT Violation with the Belle Experiment”, C. Leonidopoulos, Ph.D. Dissertation, Princeton University, UMI-99-81556-mc (2000)
  • “Aerogel Čerenkov counter for the BELLE detector”, T. Iijima et al., Nucl. Instrum. Methods Phys. Res. A453, 321-325 (2000)
  • “Silica aerogel Čerenkov counter for the KEK B-factory experiment”, T. Sumiyoshi et al., Nucl. Instrum. Methods Phys. Res. A433, 385-391 (1999)
  • “Development of a straw tube chamber with pickup-pad readout”, C. Leonidopoulos, C. Lu and A.J. Schwartz, Nucl. Instrum. Methods Phys. Res. A427, 465-486 (1999)

Internal Notes and Reports


Physics
  • “Search for new light resonances decaying to boosted quark pairs and produced in association with a photon or a jet in proton-proton collisions at at √s = 13 TeV with the ATLAS detector”, ATLAS-EXOT-2017-01-001 (2017)
  • “Search for heavy Majorana or Dirac neutrinos and right-handed W gauge bosons in final states with two charged leptons and two jets at √s = 13 TeV with the ATLAS collaboration”, C. Leonidopoulos et al., ATL-COM-PHYS-2017-704 (2017)
  • “Searches for heavy diboson resonances in pp collisions at √s = 13 TeV with the ATLAS detector”, ATLAS-EXOT-2016-01-003 ; CERN-EP-2016-106 (2016)
  • “Search for diboson resonances in the ℓℓqq final state in pp collisions at √s=13 TeV with the ATLAS detector”, ATL-COM-PHYS-2015-595 (2015)
  • “Determination of the off-shell Higgs boson signal strength in the high-mass ZZ final state with the ATLAS detector”, ATLAS-CONF-2014-042 (2014)
  • “Observation of a new particle in the search for the Standard Model Higgs boson in the H → ZZ*4ℓ channel: mass and signal strength measurement using 4.6 fb−1 and 20.7 fb−1 of proton-proton collisions at √s = 7 TeV and 8 TeV, respectively, recorded with the ATLAS detector”., ATL-COM-PHYS-2013-144 (2013)
  • "Improving the sensitivity of W'→lν searches with a shape-based analysis of the transverse mass spectrum", S. Chang, Ph. Hebda and C. Leonidopoulos, CMS Analysis Notes AN-2011/533 and AN-2012/444
  • "Universal Extra Dimensions driven W' decays", C. Leonidopoulos et al., CMS Analysis Note AN-2011/471 (2011)
  • “Search for exotic VZ resonances in the hadronic and leptonic channels”, C. Leonidopoulos et al., CMS Analysis Note AN-2011/414 and Conference Note EXO-11-081 (2011)
  • “Search for W' (or techni-ρ) to WZ”, C. Leonidopoulos et al., CMS Analysis Note AN-2011/333 and Conference Note EXO-11-041 (2011)
  • “Search for W' in the leptonic channels in pp collisions at √s=7”, C. Leonidopoulos et al., CMS Analysis Note AN-2011/227 and Conference Note EXO-11-024 (2011)
  • “Search for a heavy gauge boson W' in the final states with muons and large missing ET in pp collisions at √s=7”, C. Leonidopoulos et al., CMS Analysis Note AN-2010/315 and Conference Note EXO-10-015 (2010)
  • “Particle-Flow commissioning with muons and electrons from J/ψ and W events at 7 TeV”, C. Leonidopoulos et al., CMS Analysis Note AN-2010/210 and Conference Note PFT-10-003 (2010)
  • “Measurements of Inclusive W and Z Cross Sections in pp Collisions at √s=7 TeV”, C. Leonidopoulos et al., CMS Analysis Note AN-2010/116 (2010)
  • "W→μν signal extraction from the first CMS data with fits to the transverse mass spectrum", M. Bachtis, P. Killewald and C. Leonidopoulos, CMS Analysis Note, in preparation (2010)
  • “Analytical fits of lepton pT spectrum for Wʹ searches”, C. Leonidopoulos, CMS Analysis Note CMS-AN 2009/157 (2009)
  • “A measurement of the proper time resolution of the DØ Detector for semileptonic Bs meson decays”, C. Leonidopoulos, A. Schwartzman and W. Taylor, DØ Note 4600 (2004)
  • “Reconstruction of the Bs → Ds (K*0 K ) μ X decay at DØ”, T. Bose, C. Leonidopoulos, H. Evans and V. Jain, DØ Notes 4559 and 4581 (2004)
  • “Measurement of the Bd mixing rate using three flavor tagging algorithms”, C. Leonidopoulos, DØ Notes 4509 and 4578 (2004)
  • “Inclusive B Lifetime Using B → D0 μ X” , B. Abbott, T. Bose, V. Jain, C. Leonidopoulos and W. Taylor, DØ Note 4244 (2003)
  • “Determination of B0 B0-bar mixing rate from the time evolution of dilepton events at the ϒ(4S)”, C. Leonidopoulos et al., Belle Note 356 (2000)
  • “B0 B0-bar Mixing, lifetime and CPT Violation. The first 570 pb-1 of data at Belle”, C. Leonidopoulos, Belle Note 297 (2000)
  • “CPT Violation in B0 B0-bar mixing: A Simulation Study for the BELLE experiment”, C. Leonidopoulos, Belle Note 279 (2000)
  • “τ → μ γ: A Simulation Study on Leptonic Flavor Violation with the BELLE experiment”, C. Leonidopoulos, Belle Note 228 (1998)
Trigger
  • "ATLAS data quality operations and performance for 2015-2018 data-taking", C. Leonidopoulos et al., CERN-EP-2019-207, arXiv:1911.04632 (2019)
  • "ATLAS Data Quality Operations and Performance during Run 2", C. Leonidopoulos et al., ATLAS Note ANA-DAPR-2018-01-INT1 (2019)
  • “Trigger Menu Table in 2017 for 1.7E34”, C. Leonidopoulos, Y. Nakahama and A. Ruiz-Martinez, ATLAS Note ATL-COM-DAQ-2017-143 (2017)
  • “Report of the Run-2 B-physics stream task force”, C. Leonidopoulos et al., ATLAS Note ATL-COM-DAQ-2017-044 (2017)
  • “Trigger Menu in 2016”, C. Leonidopoulos, Y. Nakahama and N. Ruthmann, ATLAS Note ATL-COM-DAQ-2016-137 and ATL-DAQ-PUB-2017-001 (2016)
  • “Proposal for inclusion of di-jet and B-physics triggers in the delayed stream for exotics analyses”, C. Leonidopoulos et al., ATLAS Note ATL-COM-DAQ-2016-099 (2016)
  • “2016 trigger menu table”, C. Leonidopoulos et al., ATLAS Note ATL-COM-DAQ-2016-097 (2016)
  • “The 2009 CMS Trigger Reviews”, C. Leonidopoulos, E. Perez et al., CMS Note IN-2010/022 (2010)
  • “CMS High Level Trigger”, C. Leonidopoulos et al, CMS Analysis Note CMS-AN 2007/009 (2007)
  • “2E33 Trigger Tables for PTDR, volume 2”, S. Vanini, M. Vazquez Acosta, C. Leonidopoulos, S.Esen, R. Harris, K. Lassila-Perini, C. Delaere, S.R. Dasu, C. Hogg and J.L. Leonard, CMS Analysis Note CMS AN-2006/085 (2006)
  • “The L2-Muon Trigger Methods and Algorithms”, A. Maciel, S. Uzunyan, C. Leonidopoulos and J. Kowalkowski, DØ Note 4756 (2005)
  • “The Muon Trigger at DØ”, C. Leonidopoulos, CHEP2001 conference paper, DØ Note 4099 (2001)
Software
  • “HLT data model revision”, M. Grűnewald, D. Kcira and C. Leonidopoulos, CMS Note (2007)
  • “Physics and Data Quality Monitoring at CMS”, C. Leonidopoulos, E. Meschi, I. Segoni, G. Eulisse and D. Tsirigkas, 15th International Conference CHEP 2006 Proceedings (2006)
  • "Requirements and Design of the Physics and Data Quality Monitoring Infrastructure at CMS", C. Leonidopoulos and E. Meschi, CMS Note (2005)
  • “Charmonium decay modes and sin2β measurements: An effort to upgrade the QQ Event Generator”, C. Leonidopoulos and R. S. Mandelbaum, Belle Note 310 (2000)
Beam tests
  • “Analysis of ACC MQT readout December 97 test beam data”, C. Leonidopoulos, D.R. Marlow and E.J. Prebys, Belle Note 211 (1998)
  • “Beam test of a straw-tube chamber with pad readout”, C. Leonidopoulos, HERA-B 97-013, HIGH-PT 97-002 (1997)



Last revised: March 2020