Aruna Kumar Nayak (Associate Professor - G)

Personal Profile: View

Area of Research: Experimental High Energy Physics

Joining Date: 20/10/2015

Biosketch
  • Email: nayak[at]iopb[dot]res[dot]in
  • Telephones :+91-674-230-6424 (Office)
    +91-674-230-6624 (Residence)

Selected Publications

  • Vinaya Krishnan MB, Aruna Kumar Nayak, Invariant mass reconstruction of heavy gauge bosons decaying to tau leptons using machine learning techniques, Eur. Phys. J. C 84 (2024) 3, 219 (arXiv:2304.01126).
  • A. K. Nayak and J. Maharana, Froissart Bound, Diffraction Scattering of Hadrons and Scaling at Asymptotic Energies, Phys. Rev. D 102, 034018 (2020); arXiv:2005.11517.
  • CMS Collaboration, Analysis of the CP structure of the Yukawa coupling between the Higgs boson and τ leptons in proton-proton collisions at √s = 13 TeV, JHEP 06 (2022) 012 (arXiv:2110.04836).
  • CMS Collaboration, Measurement of the Higgs boson production rate in association with top quarks in final states with electrons, muons, and hadronically decaying tau leptons at √s = 13 TeV, Eur. Phys. J. C 81 (2021) 378 (arXiv:2011.03652).
  • CMS Collaboration, Search for a light charged Higgs boson in the cs channel in proton-proton collisions at √s = 13 TeV, Phys. Rev. D 102 (2020) 072001 (arXiv:2005.08900).
  • CMS Collaboration, Performance of reconstruction and identification of τ leptons decaying to hadrons and ντ in pp collisions at √s = 13 TeV, JINST 13 (2018) P10005 (arXiv:1809.02816).
  • CMS Collaboration, Observation of ttH production, PRL 120 (2018) 231801 (arXiv:1804.02610).
  • CMS Collaboration, Search for a light charged Higgs boson decaying to c-sbar in pp collisions at √s = 8 TeV, JHEP 12 (2015) 178 (arXiv:1510.04252).
  • CMS Collaboration, Evidence for the direct decay of the 125 GeV Higgs boson to fermions, Nature Physics 10 (2014) 557 (arXiv:1401.6527).
  • CMS Collaboration, Evidence for the 125 GeV Higgs boson decaying to a pair of tau leptons, JHEP 05 (2014) 104 (arXiv:1401.5041).
  • CMS Collaboration, A new boson with a mass of 125-GeV observed with the CMS experiment at the Large Hadron Collider, Science 338 (2012) 1569–1575.
  • CMS Collaboration, Observation of a new boson at a mass of 125 GeV with the CMS experiment at the LHC, PLB 716 (2012) 30; arXiv:1207.7235.
  • CMS Collaboration, Search for a light charged Higgs boson in top quark decays in pp collisions at √s = 7 TeV, JHEP 07 (2012) 143; arXiv:1205.5736.
  • CMS Collaboration, Measurement of the top quark pair production cross section in pp collisions at √s = 7 TeV in dilepton final states containing a τ, PRD 85 (2012) 112007; arXiv:1203.6810.

Group Members

Current Members:

Sanu Varghese
Sanu Varghese

PhD Student

Subhalaxmi Rout
Subhalaxmi Rout

PhD Student

Sashibhusan Sahoo
Sashibhusan Sahoo

PhD Student

Past Members:

Dipak Maity
Dipak Maity

PhD Student

Tribeni Mishra
Tribeni Mishra

Post-Doc

Vinaya Krishnan MB
Vinaya Krishnan MB

PhD student, currently Post-Doc at INFN Pisa

Koushik Naskar
Koushik Naskar

Post-Doc

Areas of Interest

  • Precision studies of Higgs boson and searches for beyond Standard Model particles in CMS experiment at LHC.
  • Studying the properties of the primary cosmic rays using GRAPES-3 experiment.
  • Applications of machine learning techniques in high energy physics data analysis.

Experience

  • PhD:
    Tata Institute of Fundamental Research (TIFR), Mumbai, November 2009.
  • Post-Doctorate:
    Laboratory for Instrumentation and Experimental Particle Physics (LIP), Lisbon, Portugal, December 2009 – October 2011.
  • Post-Doctorate:
    Institute of Research into the Fundamental Laws of the Universe (IRFU), CEA, Saclay, France, November 2011 – January 2014.
  • Fellow:
    Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany, February 2014 – October 2015.
  • Faculty Member:
    Institute of Physics, Bhubaneswar, November 2015 – till date.
  • Corresponding Associate:
    CERN, Geneva, Switzerland, May – August 2023.