akskumar@nitm.ac.in
9402102371
https://nitmeghalaya.irins.org/profile/101619
| S.No | Title | Funding Agency | Amount | Status |
| 1 | Photocurrent 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 L | Completed |
| 2 | Defect induced electron-phonon interaction in ZnO nanoparticles | UGC-DAE Consortium for Scientific Research | 1.7 L | Completed |
| 3 | Fabrication of 2D Materials for Energy Harvesting Devices (Project coordinator) | DST-FIST | 160 L | Ongoing |
RN Chakraborty, DS Mahanta, K. Senthilkumar, Single-step deposition of phase-pure iron pyrite and iron marcasite thin film by sputtering, Indian Patent Grant No: 572969 Dated on 30/11/2025
27. RN Chakraborty, DS Mahanta, K. Senthilkumar, Correlation Between Microstructural Changes and Phonon Shifts in O--Implanted FeS2 Thin Films, Appl. Phys. Lett ., Vol.-127(25), Page Nos-xxxxxx, 2025
26. RN Chakraborty, DS Mahanta, K. Senthilkumar, Machine Learning-Driven Optimization of CuAl1–xFexS2-Based Solar Cells
with Oxygen-Implanted FeS2 Thin Film as Hole Transport Layer, ACS Appl. Energy. Mater, 8 (22), 17054, 2025.
25. DS Mahanta, RN Chakraborty, SDivagar, R Thangavel, K.Senthilkumar, Interplay of Polymorphism in FeS2 Thin Films
by PhosphorusDoping, ACS Appl. Energy. Mater 8 (18),13519-13528, 2025
24. S Mazumder, MA Pathan, DSMahanta, K. Senthilkumar, Integrated Design for High-Efficiency Copper Zinc Tin Sulfide
Solar Cells: Harnessing Mg-Alloyed Buffer and Advanced Interface Engineering, Langmuir 41 (32), 21402-21414, 2025
23. RN Chakraborty, DS Mahanta, and K. Senthilkumar, Investigation of FeS2 Thin Film as a Hole Transport Layer in CuAl1–
xFexS2- Based Solar Cells: A Strategy to Improve Efficiency, ACS Appl. Energy. Mater 8 (7), 4272-4280, 2025
22. S.Mazumder, S. Borgohain, and K. Senthilkumar, Simulation Study for Nb-Doped MoS₂ Layer in CZTS-Based Solar
Cells: Assessment of Challenges, Adv. Theory Simul. 7, 2400396, 2024
21. R. N. Chakraborty, D. S.Mahanta, S. Mazumder and K.Senthilkumar, Ion implantation induced p-type conductivity in
FeS₂ thin film, Phys.Scr. 99 (2024) 055953.
20. 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.
19. 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.
18. 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.
17. 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.
16. E. Ahmed, Santu Mazumder, and K. Senthilkumar, Unintentional Hydrogen Doped Impurity Induced Complex
Paramagnetic Centers in ZnO Nanoparticles, Solid State Communications, 339 (2021) 114501
15. E. Ahmed and K.Senthilkumar, VZn–Hcomplex defect induced ferromagnetic behavior of unintentional hydrogen
doped ZnO nanoparticles, Materials Science in Semiconductor Processing, 123 (2021) 105593
14. 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
13. K.Senthilkumar, M. Subramanian, H. Ebisu, M.Tanemura and Y. Fujita., Trapping and Recombination Properties of the
Acceptorlike VZn-H Complex Defect inZnO, J. Phys. Chem. C, Vol.-117, Issue No.-8, Page Nos -4299,2013.
12. M. Subramanian, K.Senthilkumar, M.Tanemura,T.Soga, and T. Hihara, Raman spectra and magnetic property analysis
of Nd dopedZnO thin film,Jpn. J. Appl. phys., Vol.-52, Page Nos -01AC14, 2012.
11. 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.
10. 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, IEEEJ. Sel. Topics Quantum Electron.,Vol.-18, IssueNo.-4, Page
Nos -1451, 2012.
09. Ben E. Urban, Jie Lin, Os Kumar, K.Senthilkumar,Y. Fujita, and A. Neogi, Optimization of nonlinear optical properties of
ZnOmicro and nanocrystals for biophotonics, Optical Materials Express., Vol.-658,Page Nos -1, 2011.
08. 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.
07. 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 ZnOnanoparticles, Phys. StatusSolidi C., Vol.-7, Page Nos-1586, 2010.
06. K. Senthilkumar, O. Senthilkumar, K.Yamauchi, M. Sato, S. Morito, T. Ohba, M.Nakamura, and Y. Fujita, Preparation of ZnO
nanoparticles for bio-imagingapplications, Phys. Status Solidi B.,Vol.-246, Page Nos-885, 2009.
05. K. Senthilkumar, H.Okamoto, M.Tokunaga, O.Senthilkumar, and Y.Fujita, Deposition of Nanoparticle-Aggregated ZnO Thin Films
by Drop Coating Method, Jpn. J.Appl. Phys., Vol.-48, Page Nos -6FF05, 2009.
04. N.Nishimoto,T.Yamamae,T.Kaku, Y.Matsuo, K.Senthilkumar,O.Senthilkumar, J. Okamoto, Y. Yamada, S. Kubo, and
Y.Fujita, Growth ofGa-doped ZnO by MOVPE using diisopropylzinc and tertiary butanol, J.Cryst. Growth., Vol.-310,
5003, 2008.
03. 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.
02. O.Senthilkumar,K.Yamauchi, K.Senthilkumar, T.Yamamae, N.Nishimoto, and Y.Fujita, UV-Blue Light Emission from ZnO
Nanoparticles, J.Korean Phys.Soc., Vol.-53, PageNos-46, 2008.
01. K.Senthilkumar and R.Dhanasekaran, Two-Dimensional Cylindrical Model for the Chemical Vapor Transport of II-VI
Compounds, Cryst.Growth Des., Vol.-8, Page Nos -671, 2008.
| S.No | Scholar Name | Roll No | Thesis Title | Status |
| 1 | Eliyash Ahmed | P18PH002 | Combined Theoretical and Experimental Scrutiny of Vacancy Disorder Dynamics in w- Zinc Oxide | Completed on Feb 2023 |
| 2 | Santu Mazumder | P19PH009 | Exploring the Impact of Layer Structures and Materials Properties on the Efficiency of CZTS Based Solar Cell | Completed on July 2025 |
| 3 | DS Mahanta | P22PH007 | Electrical Conductivity and Band Gap Modulation of FeS2 Thin Film for Photovoltaic Application | Ongoing |
| 4 | RN Chakraborty | P23PH001 | Photocurrent performance of ion-implanted Iron Pyrite (FeS2) thin film as hole transport layer for the CZTS-based solar cell | Ongoing |
| 5 | Bawan Pyntngenlang Thangkhiew | P23PH004 | c-BN/Diamond Heterojuctions based HEMT for High Frequency Application | Ongoing |
| 6 | Joyshree Handique | P25PH002 | --------------------------------------------------------------------------- | Ongoing |
| 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 |
Energy Science Society of India: 1103201624: Life Member
International Solar Energy Society: Life Member
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