Dr. Ajay Kumar

Current Position:

• Assistant Professor at Dept. of Physics, Institute of Science, Banaras Hindu University.
• Contact:
  * Email: ajay.phy@bhu.ac.in
  

Professional experience:

Teaching experience:

• About four years of teaching experience at undergraduate College.
• Theory Papers:
• Elements of Modern Physics.
• Solid state Physics.
• Quantum Mechanics and Atomic Physics.
• Nuclear and Particle Physics
• Basic Instrumentation Skills.
• Computational Physics.
• Practicals:
• Thermal Physics and Statistical Mechanics.
• Electricity, Magnetism and EMT.
• Basic Instrumentation Skills.
• Computational Physics.
• Wave and Optics.
• Elements of Modern Physics.

Research experience:

• Work at Dept. of Physics, Institute of Science, Banaras Hindu University as Assistant Professor .
• Working on Development of Silicon Sensor Characterization System for Future High Energy Physics Experiments comprising hardware, software and analysis work. This involve working with a team applying multidisciplinary skills in the general areas of hardware, software, computing and analysis.
• Worked as Postdoctoral Research Fellow, Purdue University.
• Worked on search for new physics via high-mass resonances in the di-muon final state.
• Worked as Pre-doctoral Research Fellow , Northwestern University.
• Worked on High Granularity Calorimetry Data Acquisition system development.
• Worked as Research Intern, Visiting Scientist at LPC, Fermilab.
• Worked on a variety of topic from Standard Model to beyond Standard Model physics measurements and searches.
• The most significant contributions made by me were on Search for the Standard Model Higgs Boson in H --> WW decay channel, measurement of WW+WZ cross-section, aTGC study, WW Scattering, aQGC etc. all via semi-leptonic final state. 

  

Education:

• Ph.D. in Experimental High Energy Physics at University of Delhi.
• Oct 2010 - October 2016.
• Thesis Topic: “Search for the SM Higgs boson in the H → WW → lνjj & Probe of WW Production in Vector Boson Fusion Topology in the CMS Experiment at the LHC”.
• Thesis Supervisor: Prof. Kirti Ranjan, Dept. of Physics & Astrophysics, University of Delhi
• M.Sc. Physics, Specialization in Electronics 2008-2010.
• University of Delhi Delhi, India
• Secured first division in Master of Science in physics. (66.2 %)
• B.Sc. Physics (Hons.)
• University of Delhi Delhi, India Physics 2005-2008.
• Awarded certificate of merit on topping the college in Bachelor of Science (Hons.) in physics.(AND College, DU; 76.44 %)

Skills:

• Programming languages: C, C++, Python (scipy, matplotlib etc.), Shell, LATEX etc.
• Numerical and Statistical Analysis: Machine Learning, Optimization, Hypothesis testing, RooFit, RooStats etc.
• Event generator: Using experience with Phantom, Madgraph, POWHEG, Pythia, VBF@NLO, MC@NLO.
• Operating Systems : Linux, MacOS, Windows.
• Applications: CMSSW, ROOT, PyROOT, Gnu-plot, git, vim, LATEX.
• I have learned excellent presentations and communications (verbal and written) skills, troubleshooting and debugging skills, teams skills.
• Discovering and implementing new ideas.

Achievements:

• Primary author of 10+ and co-author of 470+ (h-index = 74) papers published in peer reviewed journals.
• Financial support by Department of Science and Technology (DST) to visit CERN for 6 months/year from 2011 till 2015.
• Financial support by Fermilab for LPC visit during 2013-2014 as “research Intern” and during 2012-2013 as visiting scientist.
• The Council of Scientific & Industrial Research (CSIR), National Eligibility Test NET,June 2010 & December 2010
• Graduate Aptitude Test in Engineering (GATE) 2010.
• Joint Entrance Screening Test (JEST) 2010.
• First position in BSc (H) physics in Acharya Narendra Dev College,University of Delhi.
• Won fourth prize for meritorious performance in Youth Parliament at National Level in 1998-1999 for excellent oratory skills.
• Won several awards at Jawahar Novodaya Vidyalaya School, Rewar, Nawada in Extempore, Quiz, debates etc.

Publications:

• Full List of publications available at Inspire:
• https://inspirehep.net/search?p=exactauthor%3AAjay.Kumar.1

Personal Information:

• Language proficiency: Fluent in English and Hindi.
• Citizenship: India
• Marital status: Unmarried
• Gender: Male
• Date of Birth: 10th October 1985