Physics

Head of Department

Dr. Tribedi Bora
Ph.D(IIT Guwahati)

E-mail:
hod.ph@nitm.ac.in

Faculty

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Dr. K. Senthilkumar Associate Professor

Ph.D , Shimane University, Japan

akskumar@nitm.ac.in
9402102371
https://nitmeghalaya.irins.org/profile/101619

Research Interest

DFT calculation, Heterojunction solar cell device & modelling, Ion beam modification of materials

Education Qualification

Ph.D , Shimane University, Japan

Work Experience

  • Researcher: Shimane University, Japan: April 2011-March 2012
  • Researcher: Nagoya Institute of Technology, Japan: April 2012 - August 2012
  • Assistant Professor: CMSE, NIT Hamirpur: September 2012 - July 2015

Administrative Work

HoD Physics - 4. 5 Years

Chairman Exam Cell - 2 Years

CCMN Admission Chairman - 2 Years

Publications

International Journals:


R. N. Chakraborty, D. S. Mahanta, S. Mazumder and K. SenthilkumarIon implantation induced p-type conductivity in FeS2 thin film,  Phys. Scr. 99 (2024) 055953.

E. Ahmed and K. Senthilkumar, A First Principle +U Correction to the Investigation of Intrinsic Vacancy and Zinc Vacancy-Cluster Induced Magnetism in w-ZnO, Phys. Scr. 98 (2023) 125986.

S. Mazumder, P. Mazumder, and K. Senthilkumar, Device modelling and study of AZO/i-ZnO/ZnS/CZTS-bilayer solar cell for different series and shunt resistances, Solar Energy, 245 (2022) 46.

S. Mazumder and K. Senthilkumar, Device study and optimization of CZTS/ZnS based solar cell with CuI hole transport layer for different conduction band offset, Solar Energy, 237 (2022), 414.

E. Ahmed and K. Senthilkumar, First-Principle Investigation of Defect Associated LVM and Structural Parameter Dependency in Response to the Ground State On-Site Hubbard Correction of w-ZnO, Journal Raman Spectroscopy, 53 (2022) 1166.

E. Ahmed, Santu Mazumder, and K. Senthilkumar, Unintentional Hydrogen Doped Impurity Induced Complex Paramagnetic Centers in ZnO Nanoparticles, Solid State Communications, 339 (2021) 114501

E. Ahmed and K. Senthilkumar, VZn–H complex defect induced ferromagnetic behavior of unintentional hydrogen doped ZnO nanoparticles, Materials Science in Semiconductor Processing, 123 (2021) 105593

K. Senthilkumar, T.Yoshida, Y. Fujita., Formation of D–VZn complex defects and possible p-type conductivity of ZnO nanoparticle via hydrogen adsorption, J Mater Sci, 53(17), 11977, 2018

K.Senthilkumar, M. Subramanian, H. Ebisu, M.Tanemura and Y. Fujita., Trapping andRecombination Properties of the Acceptorlike VZn-H Complex Defect inZnO, J. Phys. Chem. C, Vol.-117, Issue No.-8, Page Nos -4299, 2013.

M. Subramanian, K. Senthilkumar, M.Tanemura,T. Soga, and T. Hihara, Raman spectra and magnetic property analysis of Nd doped ZnO thin film,Jpn. J. Appl. phys., Vol.-52, Page Nos -01AC14, 2012.

K.Senthilkumar, O. Senthilkumar, S. Morito,T. Ohba, and Y. Fujita, Synthesis of zinc oxide nanoparticles by dc arc dusty plasma, J. Nanopart. Res.,Vol.-14, Page Nos -1205, 2012.

B.E.Urban, P. Neogi, K. Senthilkumar, S.Rajpurohit, P. Jagadishwaran, S. Kim, Y.Fujita and A. Neogi, Bioimaging using the optimized nonlinear optical properties of ZnO, IEEE J. Sel. Topics Quantum Electron., Vol.-18, IssueNo.-4, Page Nos -1451, 2012.

BenE. Urban, Jie Lin, Os Kumar, K.Senthilkumar, Y. Fujita, and A. Neogi, Optimization of nonlinear optical properties of ZnO micro and nanocrystals for biophotonics, Optical Materials Express., Vol.-658, Page Nos -1, 2011.

K.Senthilkumar,M.Tokunaga, H.Okamoto, O.Senthilkumar, and Y. Fujita, Hydrogen related defect complexes in ZnO nanoparticles, Appl. Phys. Lett ., Vol.-97, Page Nos-091907, 2010.

K.Senthilkumar,M.Tokunaga, H.Okamoto, O.Senthilkumar, J.Lin, B.Urban, A. Neogi, and Y. Fujita,Multi-phonon scattering and non-radiative decay in ZnO nanoparticles, Phys. Status Solidi C., Vol.-7, Page Nos -1586, 2010.

K. Senthilkumar, O. Senthilkumar, K.Yamauchi, M. Sato, S. Morito, T. Ohba, M. Nakamura, and Y. Fujita, Preparationof ZnO nanoparticles for bio-imaging applications, Phys. Status Solidi B.,Vol.-246, Page Nos -885, 2009.

K.Senthilkumar,H.Okamoto, M.Tokunaga, O.Senthilkumar, and Y.Fujita, Deposition ofNanoparticle-Aggregated ZnO Thin Films by Drop Coating Method, Jpn. J.Appl. Phys., Vol.-48, Page Nos -6FF05, 2009.

N.Nishimoto,T.Yamamae,T.Kaku, Y.Matsuo, K.Senthilkumar, O.Senthilkumar, J.Okamoto,Y.Yamada, S.Kubo, and Y.Fujita, Growth of Ga-doped ZnO by MOVPE using diisopropylzinc and tertiary butanol, J.Cryst. Growth., Vol.-310, Page Nos-5003, 2008.

N.Nishimoto,T.Yamamae, O.Senthilkumar, K.Senthilkumar, and Y.Fujita, Growth of ZnO thin films by MOCVD with high speed rotating disk reactor, J.Korean Phys. Soc.,Vol.-53, Page Nos -2951, 2008.

O.Senthilkumar,K.Yamauchi, K.Senthilkumar, T.Yamamae, N.Nishimoto, and Y.Fujita, UV-Blue LightEmission from ZnO Nanoparticles, J.Korean Phys.Soc., Vol.-53, Page Nos-46, 2008.

K.Senthilkumarand R.Dhanasekaran, Two-Dimensional Cylindrical Model for the Chemical VaporTransport of II-VI Compounds, Cryst. Growth Des., Vol.-8, Page Nos -671, 2008.

Projects


S. No       Title
Funding Agency
Amount
Status
1Photocurrent performance of ion implanted Iron Pyrite (FeS2) thin film as hole transport layer for the CZTS based solar cell
IUAC [Inter University Accelerator Centre]10.8 LOngoing
2Defect induced electron-phonon interaction in ZnO nanoparticles
UGC-DAE Consortium for Scientific Research
1.7 LCompleted
3Fabrication of 2D Materials for Energy Harvesting Devices (Project coordinator)
DST-FIST160 LOngoing


PhD Guidance

1. Combined Theoretical and Experimental Scrutiny of Vacancy Disorder Dynamics in W-Zinc Oxide- Completed in Feb 2023

2. 3 full-time and 1 part-time: Ongoing

Book Chapters Contribution

Quantum Mechanics: concepts and applications: The following 

two chapters contributed

Chapter Title
Name of Author(s)
Publisher
ISBN No.
Year of Publication
Scattering
N. Zettili
Wiley
978-93-5464-077-3
2022
Many Electron System
N. Zettili
Wiley
978-93-5464-077-3
2022


Courses Taught

  • PH 101: Physics
  • PH 503: Condensed Matter Physics
  • PH 505: Nuclear and Particle Physics
  • PH 402/PH 404: Mathematical Physics
  • PH 401/PH 403: Quantum Mechanics
  • PH 552: Quantum Information and Computation

Video Lecture: 5 Theory of Angular Momentum: https://nitm.ac.in/CTEL/#ph

Workshop Organized

1. Hands-On Training on Characterization Tools and Techniques for Materials Sciences, 8th – 14th November 2022, Sponsered by DST - as Convener

Awards & Recognition

  • University 3rd Rank in Master degree
  • MONBUSHO: Japanese Government Research Scholarship -2007
  • Earning the valedictorian award in doctoral course
  • Won outstanding reviewer award for reviewing the Journal of Physics and Chemistry of Solids

Professional Membership

Energy Science Society of India: 1103201624: Life Member

International Solar Energy Society: Life Member

Additional Responsibility

Reviewer:

Journal of Physics and Chemistry of Solids

ACS Applied Nanomaterials

RJournal of Raman Spectroscopy

         Journal of Sol-Gel Science and Technology


    Editorial Board Member:

    American Journal of Modern Energy