20202020

Tutkimustuotoksia vuodessa

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Henkilökohtainen profiili

Ansioluettelo

Organization:      Helsinki Institute of Physics, University of Helsinki, Helsinki, Finland

                                     Email: minsuk@cern.ch

 

Employment:

l  2018-             Senior Researcher, Helsinki Institute of Physics, University of Helsinki

l  2013-2018      Research Professor, Kyungpook National University

l  2010-2013      Research Associate, Sungkyunkwan University (based full-time at CERN)

l  2010 (Oct)      Research Associate, University of Toronto (based full-time at CERN)

l  2007-2010      Research Associate, Centre for Particle Physics, University of Alberta

(based at CERN from Sep 2009)

l  2005-2007      Post-doctoral Research Associate, University of Pittsburgh

 

Education:

l  2005               Ph.D., Physics, Kyungpook National University, Daegu, Korea

Thesis: Search for Gauge-Mediated SUSY Breaking in Diphoton Events in  Collisions at Ös = 1.96 TeV

l  1999               M.Sc., Physics, Kyungpook National University, Daegu, Korea

Thesis: Measurement of Parity Violation with Polarized Electrons to Proton

l  1997               B.Sc., Physics, Kyungpook National University, Daegu, Korea

 

Honors:

l  2002-2003      Fellowship for the promising Ph.D. candidate, Korea Research Foundation

l  2001-2004      Research Fellow, the Center for High Energy Physics in Korea

l  1994-1996      University Scholarship, Kyungpook National University

 

Funding:

l  2016-2018      Basic Research Grant, National Research Foundation of Korea

 

Research Experiences with Collider-based Particle Physics:

CMS experiment

l

 2018-

 Measurements of underlying event and top-quark mass. Multi-jet analysis for jet energy corrections and uncertainties.

 

l

 2016-2018

 Searches for new physics using vector boson fusion (VBF), bottom fermion fusion (BFF) and highly boosted Z bosons. Analysis framework. VBF HLT trigger development and efficiency measurement. Monte Carlo signal validation for BFF selection. Isolation study of the boosted objects.

 

l

 2014-2015

 Alternative determination and consistency checks for the top-quark mass. Feasibility study of analysis method for the modeling of background shape.

 

l

 2012-2013

 Gas leak searches, measurements and reparations of Resistive Plate Chambers (RPCs) in the CMS underground cavern. Estimation of the muon identification efficiency improvement by the muon endcap upgrades. Implementation of a new muon reconstruction algorithm using RPC and tracker. Measurement of muon reconstruction improvement by the RPCs.

 

l

 2010-2011

 Measurement of the  production cross section using particle flow algorithm. Performance study of the combined conversion track reconstruct algorithm in search for Higgs to gg.

 

ATLAS experiment

l

 2009-2010

 Identification of jet mis-reconstructed from individual noisy channels or problematic regions in the Liquid Argon Calorimeter, and sources of fake missing transverse energy, and cosmic-ray backgrounds. Investigation of the candidate events in the high multiplicity object signature search.

 

l

 2007-2008

 Development of a distributed trigger system using LHC computing grid. Evaluation of the system performance on event reconstruction using Linux farms and Grids in ATLAS Canada Tier-1 and Tier-2 centers.

 

CDF experiment

l

 2003-2004

 Search for anomalous production of diphoton events with missing transverse energy. Improved limits on Gauge-Mediated supersymmetry breaking models. Best limits by combining the results of the CDF and DØ searches. Assembly, test and installation of Central Pre-Radiator (CPR) for Run IIb upgrade. Commissioning of CPR detector with cosmic rays.

 

l

 2001-2002

 Estimation of the total expected thickness of CDF detector materials for photon background subtraction. Measurement of the photon conversion probability for a conversion method of photon background subtraction. Alignment of CPR detector. Effect of Time-of-Flight detector on electromagnetic shower profile in photon identification.

Research Experiences with Neutrino Physics:

MINOS experiment

l

 2005-2007

 Investigation of a method that effectively yields the shape of the neutrino flux as a function of energy (the so-called low-nu method) in measurement of neutrino and antineutrino total cross sections. PMT gain calibrations using an LED based light-injection system for near and far detectors. Prediction of the hadron-nucleus cross section to analyze experimental information for GENIE C++ Neutrinos MC Generator.

MINERvA experiment

l

 2006-2007

 Integration test of the DAQ system for prototype readout electronics using a PC/VME controller. Basic input/output functionality, cross-talk and ADC pedestal shift measurements using the test stand that injects external charges into input channels.

 

Detector R&D:

l

 1999-2000

 Detector R&D in a lab at a university - prototype fabrication and testing of Bakelite RPC chamber. CMS detector simulation tool installation and test.

 

l

 1997-1998

 HAPPEX experiment at Jefferson Lab. Geometry design and material considerations for electron counters to probe the strange structure of the nucleon via parity violating electron scattering. Study of a systematic effect by polarized electron beam.

 

Services:

l

 2019-

 CMS ARC member and Top PAG contact of Jet-MET

 

l

 2015

 Teacher in CMS Data Analysis School

 

l

 2012-2013

 Commissioning coordinator for the RPC detector in Long Shutdown 1

 

l

 2011-2012

 Volunteer guide to CERN Exchange Program for Korean Science Teachers

 

l

 2009-2010

 Data Quality Monitoring expert for the Jet/ETmiss group, conducting a Data Quality Assessment on processed data

 

l

 2009

 ATLAS event scanning team for the visual investigation of interesting candidates for multi-jets, W/Z, Top, SUSY and Exotics at LHC startup

 

Teaching Experiences:

l

 1997-1999

 Undergraduate Teaching Assistant, Kyungpook National University

General Physics Laboratory

 

l

 2000

 Undergraduate Teaching Assistant, Kyungpook National University

Quantum Mechanics Course

Tieteenalat

  • 114 Fysiikka

Kansainvälinen ja kotimainen yhteistyö Viimeisin maatasolla toteutettu yhteistyö. Saat syvempiä lisätietoja pisteitä napsauttamalla.

Julkaisut

A search for the standard model Higgs boson decaying to charm quarks

The CMS collaboration, Van Remortel, N., Eerola, P., Forthomme, L., Kirschenmann, H., Österberg, K., Voutilainen, M., Garcia, F., Havukainen, J., Heikkilä, J. K., Kim, M. S., Kinnunen, R., Lampen, T., Lassila-Perini, K., Laurila, S., Lehti, S., Linden, T., Luukka, P., Mäenpää, T., Siikonen, H. & 5 muuta, Tuominen, E., Tuominiemi, J., Tuuva, T., Karimäki, V. & Sirunyan, A. M., 24 maaliskuuta 2020, julkaisussa : Journal of High Energy Physics. 3, 54 Sivumäärä, 131.

Tutkimustuotos: ArtikkelijulkaisuArtikkeliTieteellinenvertaisarvioitu

Open access
Tiedosto

Constraints on the chi(c1 )versus chi(c2) Polarizations in Proton-Proton Collisions at root s=8 TeV

The CMS collaboration, Eerola, P., Forthomme, L., Kirschenmann, H., Österberg, K., Voutilainen, M., Brucken, E., Garcia, F., Havukainen, J., Heikkilä, J. K., Kim, M. S., Kinnunen, R., Lampen, T., Lassila-Perini, K., Laurila, S., Lehti, S., Linden, T., Siikonen, H., Tuominen, E., Tuominiemi, J. & 4 muuta, Luukka, P., Tuuva, T., Karimäki, V. & Sirunyan, A. M., 24 huhtikuuta 2020, julkaisussa : Physical Review Letters. 124, 16, 18 Sivumäärä, 162002.

Tutkimustuotos: ArtikkelijulkaisuArtikkeliTieteellinenvertaisarvioitu

Open access
Tiedosto

Measurement of properties of B(s)(0)s -> mu(+)mu(-) decays and search for B-0 -> mu(+)mu(-) with the CMS experiment

The CMS collaboration, Eerola, P., Forthomme, L., Kirschenmann, H., Österberg, K., Voutilainen, M., Garcia, F., Havukainen, J., Heikkilä, J. K., Kim, M. S., Kinnunen, R., Lampen, T., Lassila-Perini, K., Laurila, S., Lehti, S., Linden, T., Luukka, P., Mäenpää, T., Siikonen, H., Tuominen, E. & 4 muuta, Tuominiemi, J., Tuuva, T., Karimäki, V. & Sirunyan, A. M., 28 huhtikuuta 2020, julkaisussa : Journal of High Energy Physics. 4, 49 Sivumäärä, 188.

Tutkimustuotos: ArtikkelijulkaisuArtikkeliTieteellinenvertaisarvioitu

Open access
Tiedosto

Measurement of the Jet Mass Distribution and Top Quark Mass in Hadronic Decays of Boosted Top Quarks in pp Collisions at root s=13 TeV

The CMS collaboration, Van Remortel, N., Eerola, P., Forthomme, L., Kirschenmann, H., Österberg, K., Voutilainen, M., Garcia, F., Havukainen, J., Heikkilä, J. K., Kim, M. S., Kinnunen, R., Lampen, T., Lassila-Perini, K., Laurila, S., Lehti, S., Linden, T., Luukka, P., Mäenpää, T., Siikonen, H. & 4 muuta, Tuominen, E., Tuominiemi, J., Tuuva, T. & Karimäki, V., 21 toukokuuta 2020, julkaisussa : Physical Review Letters. 124, 20, 19 Sivumäärä, 202001.

Tutkimustuotos: ArtikkelijulkaisuArtikkeliTieteellinenvertaisarvioitu

Open access
Tiedosto

Measurement of the t(t)over-barb(b)over-bar production cross section in the all-jet final state in pp collisions at root s=13 TeV

The CMS collaboration, Van Remortel, N., Eerola, P., Forthomme, L., Kirschenmann, H., Osterberg, K., Voutilainen, M., Garcia, F., Havukainen, J., Heikkilä, J. K., Jårvinen, T., Kim, M. S., Kinnunen, R., Lampen, T., Lassila-Perini, K., Laurila, S., Lehti, S., Linden, T., Luukka, P., Mäenpää, T. & 5 muuta, Siikonen, H., Tuominen, E., Tuominiemi, J., Tuuva, T. & Karimäki, V., 10 huhtikuuta 2020, julkaisussa : Physics Letters B. 803, 26 Sivumäärä, 135285.

Tutkimustuotos: ArtikkelijulkaisuArtikkeliTieteellinenvertaisarvioitu

Open access
Tiedosto