Contact                         Activities                         Projects                         Main Publications            


         
Katerina Lipka

Scientist at Deutsches Elektronen Synchrotron,
Forschungszentrum der Helmholtz-Gemeinschaft
DESY Notkestrasse 85
22607 Hamburg
Office: 01b/O2.205
Phone: +49-40-8998-1882
Mail: Katerina DOT Lipka AT desy DOT de

Professor of particle physics
University of Wuppertal
Faculty of Mathematics und Natural Science
Experimental Particle Physics
Gaussstrassse 20, 42119 Wuppertal
Office D09.21
Mail: klipka AT uni-wuppertal DOT de

           Activities

Proton Structure Analyses in Hadronic Collisions
Parton Distribution Functions at the CMS Experiment (CMS internal)
Standard Model Physics with the CMS Experiment
Top Quark Physics with the CMS Experiment

HERA Combination (2009 - 2013)
HERA Heavy Flavour (2006 - 2013)

           Projects

2020-2025 Fundamental Couplings at the Precision Frontier. HGF W2/W3 Project

2016-2020 The first measurement of the top-quark mass running. Supported by PIER

2013-2015 Inclusive and Semi-Inclusive Constraints on the Parton Distributions at the LHC and the Study of Hard Processes

2011-2014 Determination of the proton structure using deep inelastic scattering and proton-proton collisions
HGF SO-072

2008-2013 Physics of gluons and heavy quarks from HERA to the LHC
HGF NG-VH-401

           Main Publications

[CMS Collaboration], Phys. Lett. B 803 (2020) 135263, First Measurement of running of the top quark mass

CMS public announcement Physics Briefing on Top Quark Mass Running

CERN Courier, volume 60 Nr. 3 (May/June 2020) First sight of the running of the top-quark mass

O. Zenaiev, M.V. Garzelli, K. Lipka, S.-O. Moch, A. Cooper-Sarkar, F. Olness, A. Geiser, G. Sigl [PROSA Collaboration], JHEP 2004 (2020) 118 Improved constraints on PDFs using LHCb, ALICE and HERA heavy-flavour measurements and implications for the predictions for prompt atmospheric-neutrino fluxes

[CMS Collaboration], Eur. Phys. J. C79 (2019) 368, Measurement of the top quark-antiquark pair production cross section, the top quark mass, and the strong coupling constant using dilepton events in proton-proton collisions at 13 TeV

[CMS Collaboration], Eur. Phys. J. C79 (2019) 269, Measurement of associated production of a W boson and a charm quark in proton-proton collisions at 13 TeV

M.V. Garzelli, S. Moch, O. Zenaiev, A. Cooper-Sarkar, A. Geiser, K. Lipka, R. Placakyte, G. Sigl [PROSA Collaboration],
JHEP 1705 (2017) 004, Prompt neutrino fluxes in the atmosphere with PROSA parton distribution functions

A.Gizhko, A.Geiser et al, [PROSA Collaboration with H1 and ZEUS members], Phys.Lett. B775 (2017) 233, [arXiv:1705.08863],
Running of the Charm-Quark Mass from HERA Deep-Inelastic Scattering Data

V. Khachatryan et al., [CMS Collaboration], JHEP 1703 (2017) 156,
Measurement and QCD analysis of double-differential inclusive jet cross-sections in pp collisions at 8 TeV and ratios to 2.76 and 7 TeV

V. Khachatryan et al., [CMS Collaboration], Eur.Phys.J. C76 (2016) no.8, 469, [arXiv:1603.01803],
Measurement of the differential cross section and charge asymmetry for inclusive pp to W+X production at s=8 TeV

A. Accardi, S. Alekhin, J. Bluemlein, M.V. Garzelli, K. Lipka, W. Melnitchouk, S. Moch, J.F. Owens, R. Placakyte, E. Reya, N. Sato, A. Vogt, O. Zenaiev,
Eur. Phys. J. C (2016) 76: 471 , [arXiv:1603.08906],
A Critical Appraisal and Evaluation of Modern PDFs

J. Kieseler, K. Lipka, S. Moch, Phys.Rev.Lett. 116 (2016) no.16, 162001, [arXiv:1511.00841],
Calibration of the Top-Quark Monte Carlo Mass

J. Rojo et al., J.Phys. G42 (2015) 103103, [arXiv:1507.00556],
The PDF4LHC report on PDFs and LHC data: Results from Run I and preparation for Run II

O. Zenaiev, A. Geiser, K. Lipka et al. [PROSA Collaboration], Eur.Phys.J. C75 (2015) no.8, 396, [arXiv:1503.04581],
Impact of heavy-flavour production cross sections measured by the LHCb experiment on parton distribution functions at low x

S. Alekhin et al. [HERAFItter Group], Eur.Phys.J. C75 (2015) no.7, 304, [arXiv:1410.4412],
HERAFitter, Open Source QCD Fit Project

M. Guzzi, K. Lipka, S.-O. Moch, JHEP 1501 (2015) 082, [arXiv:1406.0386],
Top-quark pair production at hadron colliders: differential cross section and phenomenological applications with DiffTop

S. Alekhin, J. Bluemlein, L. Caminada, K. Lipka, K. Lohwasser, S. Moch, R. Petti, R. Placakyte, Phys. Rev. D 91, 094002 (2015), [arXiv:1404.6469]
Determination of Strange Sea Quark Distributions from Fixed-target and Collider Data

[CMS Collaboration], Phys. Rew. D 90 (2014) 032004 [arXiv:1312.6283]
Measurement of the muon charge asymmetry in inclusive pp to WX production at sqrt(s)=7 TeV and an improved determination of light parton distribution functions

[CMS Collaboration], Phys. Lett. B 728 (2013) 496 [arXiv:1307.1907]
Determination of the top-quark pole mass and strong coupling constant from the ttbar production cross section in pp collisions at center-of-mass energy of 7 TeV

S. Alekhin, J. Bluemlein, K. Daum, K. Lipka, S. Moch, Phys. Lett. B 720 (2013) 172-176 [arXiv:1212.2355]
Precise charm-quark mass from deep-inelastic scattering

[H1 and ZEUS Collaborations], Eur. Phys. J. C 73 (2013) 2311 [arXiv:1211.1182]
Combination and QCD Analysis of Charm Production Cross Section Measurements in Deep-Inelastic ep Scattering at HERA

[CMS Collaboration], Eur. Phys. J. C 73 (2013) 2339 [arXiv:1211.2220]
Measurement of differential top-quark pair production cross sections in pp colisions at sqrt(s) = 7 TeV

S. Alekhin, K. Daum, K. Lipka, S. Moch, Phys. Lett. B 718 (2012) 550 [arXiv:1209.0436]
Determination of the charm-quark mass in the MS-bar scheme using charm production data from deep inelastic scattering at HERA

[H1+ZEUS Collaborations] JHEP 1001:109 (2010) [arXiv:0911.0884]
Combined Measurement and QCD Analysis of the Inclusive ep Neutral and Charged Current Scattering Cross-Sections at HERA

[H1 Collaboration], Phys. Lett. B 686, 91 (2010) [arxiv:0911.3989]
Measurement of the D* Meson Production Cross Section and F2cc at High Q2 in ep Scattering at HERA

[H1 Collaboration], Eur. Phys. J C51 (2007) 271-287, [arXiv:hep-ex/0701023]
Production of D* Mesons with Dijets in Deep-Inelastic Scattering at HERA

[H1 Collaboration], Phys.Lett. B588 (2004) 17 [hep-ex/0403017]
Evidence for a Narrow Anti-Charmed Baryon State

[HERMES Collaboration], Phys. Lett. B562 (2003) 182 [hep-ex/0212039]
Measurement of single-spin azimuthal asymmetries in semi-inclusive electroproduction of pions and kaons on a longitudinally polarized deuterium target

[HERMES Collaboration], Eur. Phys. J. C. 29 (2003), 171-179 [hep-ex/0302012]
Double-spin Asymmetries in the Cross Section of Diffractive rho0 and phi0 Production at Intermediate Energies

N. Kochelev, K. Lipka, W.-D. Nowak, V. Vento, A. Vinnikov, Phys. Rev. D67 (2003) 074017 [hep-ph/0211121]
DIS structure functions and double-spin asymmetry in rho0 electroproduction within a Regge approach

[The HERMES RICH Group], Nucl. Instrum. Meth. A479:511-530 (2002) [arXiv:physics/0104033]
The HERMES Dual-Radiator Ring Imaging Cerenkov Detector