Indian Association for the Cultivation of Science

Name : Praveen Kumar

Department : School of Materials Sciences
Designation : Assistant Professor
Contact : +91 33 2473 4971 (Ext:2168)
Email :


Area of Research: Materials Science, Nanoscience and Technology, Energy Harvesting Devices and Next-generation Sensors 

Our group is currently working on:

  • Position-controlled growth of III-nitride nanostructures on Silicon

  • Developmnet of the facile industrial scale synthesis process for various materials (2D Materials, Oxides, Carbides, MXenes, Nitrides)

  • Fundamnetal Understnading of charge transport, electron-phonon interaction, tailoring of exciton life-time using DFT simulations 

  • Photo/Electrochemical Water splitting, CO2 reduction and Supercapictors 

  • Broadband Optical Self-powered, Stable and Transparent Photodetectors 

  • Magneto-tunable devices 



Research Publications                                        : 88

Academic Books/Chapters                                 : 11

Papers at conferences                                        : >50

Invited/Oral Talks                                                 : 67


Ph.D. (with JRF/SRF/INSPIRE fellowship) and Postdoc Positions are available.

Academic Profile


Dr. Krishnendu Sarkar

Research Associate
III-V nano-structures based Photodetectors and Devices
Dr. Dibyendu Ghosh

Research Associate
Nanomaterials for energy conversion: PC and PEC Water-splitting
Atanu Sahu

MS Project Trainee
Suknya Panja

BS Project Trainee
Soumyajit Maitra

Shuvojit Mandal



Sukhendu Maity

2D Materails Based Braodband Photodetetctors
Aakash Lata






Research Summary

Fields of Specialization           : III-V Semiconductors, 2D-Materials/MXenes, Carbon Nanostructures, Photodetectors, Supercapacitors, Water-splitting and CO2 reduction

Research Publications           : 88                                                   Patents                   : 03

Books/Chapters                     : 10                                                   Papers at conferences           : >65



Research Publications: 

Academic Books:

1. Praveen Kumar, Mahesh Kumar, and S. M. Shivaprasad, “HETEROEPITAXIAL GROWTH: OF GaN: Role Of Surface Modifications”, Lambert Academic Publishing, Germany (2013) ISBN No. 978-3-659-43649-9.

2. Praveen Kumar and P. Devi, “Probing the kinetics of Ga/Si interfaces” Scholar Press Germany (2016) ISBN No. 978-3-639-86343-7.

3. P. Devi, Praveen Kumar, Pardeep Singh, Sandip Patil (Ed) 2019, “Sensors in Water Pollutants Monitoring: Role of Materials”, Springer. ISBN 978-981-15-0670-3

4. P. Devi and Praveen Kumar (Ed.) 2020, “Materials Advances in Photo-electrochemical Hydrogen Production from Water: Theory, Practice, and Challenges”, Springer, (Series ISSN: 2524-5384, 2022)

5. Praveen Kumar and P. Devi (Ed) 2021, “Advances in Sustainable Energy: Materials for Hydrogen Generation and Carbon Dioxide Reduction” Wiley (Proposal Accepted)

​Book Chapters:

6.   A. Thakur, Praveen Kumar, and Pooja D (2019), “Photocatalytic Degradation of Petrochemical Pollutants”, Book: Nano-Materials as Photocatalysts for Degradation of Environmental Pollutants. 1 st Edition, Elsevier, UK, ISBN: 9780128185988

7.  A. Thakur, Praveen Kumar, R. K. Sinha, and Pooja D. (2019), Advances in Polymer-based Composites for Solar Energy Conversion to Chemical Fuels, Book: Polymer-Based Smart Composites for Optoelectronic and Energy Applications. Elsevier, UK (Upcoming),

8.  R. Jain, A. Thakur, Praveen Kumar and Pooja D (2019), Materials in Colorimetric Detection of Water Pollutants, Book: Sensors in Water Pollutants Monitoring: Role of Materials”, Springer (Upcoming). ISBN 978-981-15-0670-3

9.   A. Thakur, Rishabh Jain, Praveen Kumar and P. Devi (2020) Graphene-based Metal and Metal Oxide Nanocomposites, Metal Oxide Nanocomposites: Synthesis and Applications, Wiley

10.  G. Singh, A. Thakur, Praveen Kumar, and P. Devi (2020) Role of Nitrides in Hydrogen Production and CO2 Reduction, Akshay Kumar (Ed.), Advanced Ceramics for Energy and Environmental Applications, CRC Press/Taylor & Francis Group.


1. A. Thakur, Praveen Kumar, R. K. Sinha, and P. Devi, “Cost-effective, flexible and efficient paper-based artificial leaf for photoelectrochemical water splitting” Under Process (Application No. 201911030012, Prov. Date: 25/07/2019)

2. A. Bhaumik, S. Chatterjee, Praveen Kumar, D. Ghosh, P. Bhanja, S. Kanti Das and S Dalapati, “A Process for Fabricating Nanocomposite Charge Carrier Photoanode by Coupling Porous ZnO With Covalent Organic Framework” Australian Patent number: 2021103339 (June 2021)

3. S. Maity, S. Sarkar and Praveen Kumar, “A facile pH controlled, high yield and room temperature synthesis process for two dimensional transition metal dichalcogenides. Indian Patent Filed (Application No: E-106/167/2021/KOL 2021)

4. S. Maity, S. Sarkar and Praveen Kumar, “One-pot chemical synthesis of transition metal dichalcogenide alloys with elemental chalcogens. Under Process (2021)


International Journals: (IF: Impact Factor)


1. D Ghosh, K Roy, S Maitra, Praveen Kumar*, Unrevealing Rashba-Dresselhaus splitting assisted magneto-photo-electrochemical water splitting in Asymmetric MoSSe-GaN heterostructures ACS Journal of Physical Chemistry Letters 13 (2022) 1334. [IF: 6.48]

2. K Roy, S Maitra, D Ghosh, P Devi, Praveen Kumar*, 2D-Heterostructure Assisted Activation of MoS2 Basal Plane for Enhanced Photoelectrochemical Hydrogen Evolution Reaction, Chemical Engineering Journal 435 (2022) 134963. [IF: 13.27]

3. D. Ghosh, P. Devi, and Praveen Kumar*, Intercalation in 2D Transition Metal Chalcogenides: Interlayer Engineering and Applications, Progress in Energy 4 (2022) 022001.


4. S. Maity, K. Sarkar, and Praveen Kumar*, “A Progressive Journey of 2D-Chalcogenides/Carbides/Nitrides based Broadband Photodetectors: Recent Development, and Future Perspective” Journal of Materials Chemistry C 9 (2021) 14532. [IF: 7.39]

5. K. Roy, P. Devi, and Praveen Kumar*, Magnetic-Field Induced Sustainable Electrochemical Energy Harvesting and Storage Devices: Recent Progress, Opportunities, and Future Perspectives, Nano Energy 87 (2021) 106119. [IF: 17.88]

6. K. Sarkar and Praveen Kumar*, “Activated hybrid g-C3N4/Porous GaN Heterojunction for Tunable Self-powered and Broadband Photodetection” Applied Surface Science 566 (2021) 150695. [IF: 6.71]

7. D. Gosh, P. Devi, K. Kim and Praveen Kumar*, “Current and Future Perspectives of Carbon and Graphene Quantum Dots: Applications in Next-Generation Energy Harvesters” Renewable & Sustainable Energy Reviews 135 (2021) 110391. [IF: 14.98]

8. R. Jain, V. Lokku, J. Ahmed, M. A. Khan, Praveen Kumar* and P. Devi, “Activated InN nanocolumns as sensitive halogen sensor”, Journal of Materials Science: Materials in Electronics, 32 (2021) 1759. [IF: 2.48]


9. D. Ghosh, K. Roy, K. Sarkar, P Devi, and Praveen Kumar*, “Surface Plasmon Enhanced Carbon Dot Embellished Multi-faceted Si(111) Nano-heterostructure for Photoelectrochemical Water Splitting” ACS Applied Materials & Interfaces 12 (2020) 28792. [IF: 9.23]

10. K. Roy, D. Ghosh, P. Devi, K. Sarkar, and Praveen Kumar*, “Chlorophyll(a)/Carbon quantum dot Bio-Nanocomposite Triggered Nano-Structured Silicon as a Photocathode for Photo-electrochemical Water Splitting" ACS Applied Materials & Interfaces 12 (2020) 37218. [IF: 9.23]

11. K. Sarkar, P. Devi, K. Kim, Praveen Kumar*,III-V Nanowire-based Ultraviolet to Terahertz Photodetectors: Device Strategies, Recent Developments, and Future Possibilities” Trends in Analytical Chemistry 130 (2020) 115989. [IF: 12.29]

12. D. Ghosh, P. Devi, O. Kushwaha, R. Kumar and Praveen Kumar* “In-operando Generation and Storage of Hydrogen by Coupling Monolithically Integrated Photoelectrochemical Cell with Clathrate Hydrates Molecular Storage" ACS Applied Energy Materials 3 (2020) 6834. [IF: 6.02]

13. S. Chatterjee, P. Bhanja, D. Ghosh, Praveen Kumar, S. K. Das, S. Dalapati and A. Bhaumik, “Metformin‐Templated Nanoporous ZnO and Covalent Organic Framework Heterojunction Photoanode for Photoelectrochemical Water Oxidation” ChemSusChem 14 (2020) 408. [IF: 8.93]

14. A. Dutta, A. Medda, R. Bera, K. Sarkar, S. Sain, Praveen Kumar, and A Patra, “Hybrid Nanostructures of 2D CdSe Nanoplatelets for High-Performance Photodetector Using Charge Transfer Process” ACS Applied Nanomaterials 3 (2020) 4717. [IF: 5.09]

15. K. Sarkar, P. Devi, A. Lata, V. Lokku and Praveen Kumar*, “Surface Engineered hybrid core-shell Si-nanowires for efficient and stable broadband photodetectors” Advanced Optical Materials 8 (2020) 2000228. [IF: 9.93]

16. A. Thakur, D. Ghosh, P. Devi, K. Kim, Praveen Kumar*,Current progress and challenges in photoelectrode materials for the production of hydrogen” Chemical Engineering Journal 397 (2020) 125415. [IF: 13.27]

17. D. Ghosh, P. Devi, and Praveen Kumar*, “Modified p-GaN Micro-Wells with Vertically Aligned 2D-MoS2 for Enhanced Photoelectrochemical Water-Splitting” ACS Applied Materials & Interfaces, 12 (2020) 13797. [IF: 9.23]

18. P. Devi, A. Thakur, D. Gosh, Senthil K, SM Shivaprasad, RK Sinha and Praveen Kumar*, “Boosting Photoelectrochemical performance of GaN Nanowall Network photoanode with Bacteriorhodopsin” International Journal of Hydrogen Energy 45 (2020) 103. [IF: 5.82]

19. A. Thakur, Praveen Kumar*, D. Kaur, J. Kaur, A. Anand, N. Devunuri, R.K. Sinha, P Devi, “Activated TiO2 Nanofibres with Plasmonic Carbon Quantum dots for Efficient Photocatalytic Degradation of Methylene Blue Dye”, RSC Advances, 10 (2020) 8941. [IF: 3.36]


20. Praveen Kumar*, P. Devi, Rishabh Jain, S. M. Shivaprasad, R. K. Sinha, Guofu Zhou & Richard Nötzel, “Quantum dot activated indium gallium nitride on silicon as photoanode for solar hydrogen generation” Nature Communications Chemistry 2 (2019) 4. [IF: 6.58]

21. K. Sarkar, P. Devi, A. Lata, R. Ghosh, and Praveen Kumar*,Engineering carbon quantum dots for enhancing broadband photoresponse in silicon process-line compatible photodetector” Journal of Materials Chemistry C 7 (2019) 13182. [IF: 7.39]

22.A. Thakur, Praveen Kumar*, S. Bagchi, RK Sinha, and P. Devi, “Green Synthesized Plasmonic Nanostructure decorated TiO2 Nanofibers for Photoelectrochemical Hydrogen Production” Solar Energy 193 (2019) 715. [IF: 5.74]

23. K. Sarkar, M. Hussain, P. Devi, KDM Rao, and Praveen Kumar*,Self-Powered and Broadband Photodetectors with GaN: layered rGO Hybrid Heterojunction” Advanced Materials Interfaces 6 (2019) 1900923 [IF: 6.15]

24. P. Devi, P. Rajput, A. Thakur, Ki-Hyun Kim, and Praveen Kumar, “Recent Advances in Carbon Quantum Dot-Based Sensing of Heavy Metals in Water, TrAC Trends in Analytical Chemistry, 114 (2019) 171. [IF: 12.29]

25. P. Devi, A. Thakur, R. Y. Lai, S. Saini, R. Jain, and P. Kumar*, “Progress in the Materials for Optical detection of Arsenic in Water” Trends in Analytical Chemistry, 110 (2019) 97-115. [IF: 12.29]

26. A. Thakur, P. D., S. Saini, R. Jain, R.K. Sinha, and Praveen Kumar*, “Citrus limetta Organic Waste Recycled Carbon Nanolights: Photo-electro catalytic, Sensing and Biomedical Applications” ACS Sustainable Chemistry & Engineering 7 (2019) 505. [IF: 8.19]

27. P. Devi, Lovepreet Singh, Anupma Thakura, Praveen Kumar, “Green synthesis of glowing carbon dots from Carica papaya waste pulp and their application as a label-free chemo probe for chromium detection in water” Sensors & Actuators: B. Chemical 283 (2019) 363. [IF: 7.46]


28. Praveen Kumar*, P. D, R. Jain, A. Saini, and R. Noetzel, “Electrochemical detection of arsenite with functionalized InGaN/Si(111) electrode” Materials Letters 236 (2018) 587. [IF: 3.44]

29. V. Kalimuthu, Praveen Kumar, Mahesh Kumar, Shyama Rath, “Growth mechanism and optical properties of Ge nanocrystals embedded in a GeOx matrix” Appl. Phys. A 124 (2018) 712. [IF: 2.58]

30. Rishabh Jain, Anupma Thakur, Praveen Kumar, and P. Devi, “Au/ZnO Nanocomposites Decorated ITO Electrodes for Voltammetric Sensing of Selenium in water” Electrochimica Acta 290 (2018) 291. [IF: 6.90]

31. Praveen Kumar*, P. Devi, P.E.D.S. Rodrigueze, M. Kumar, V.D. Shivling, R. Noetzel, C. Sharma, R.K. Sinha, M. Kumar, " Ultrafast Carrier dynamics of InxGa1-xN nanostructures grown directly on Si(111)", Optical Materials 79 (2018) 475–479. [IF: 3.44]

32. Praveen Kumar*, P. Devi, P.E.D. Soto Rodriguez, Rishabh Jain, Neena Jaggi, R.K. Sinha, Mahesh Kumar, "Structural, optical and Carrier dynamics of self-assembled InGaN nanocolumns on Si(111)", Superlattices and Microstructures, 117 (2018) 25. [IF: 2.67]

33. P. Devi, A. Thakur, S. Bhardwaj, S. Saini, P. Rajput, and Praveen Kumar, “Metal Ion Sensing and Light Activated Antimicrobial Activity of Aloe-vera Derived Carbon Dots”, Journal of Materials Science: Materials in Electronics, 29 (2018) 17254. [IF: 2.48]

34. R. A. Rather, D. P., Praveen Kumar, S. Singh, B. Pal, “Plasmonic stimulated photocatalytic/electrochemical hydrogen evolution from water by (001) faceted and bimetallic loaded titania nanosheets under sunlight irradiation, Journal of Cleaner Production 175 (2018) 394. [IF: 9.29]


Open Positions

Ph. D.: Encouraging student having JRF/SRF/INSPIRE and other fellowships and willing for Ph.D. in the area of Metal-semiconductor interfaces, Surface Physics and Nanostructure, Water Splitting are welcome to visit our laboratory. 

Postdoctoral Fellow: Experienced researchers (Ph.D.), having experience in the field of Molecular Beam Epitaxy (MBE), Scanning Tunneling Microscopy (STM) and Photoemission Electron Microscopy (PEEM) can also send their CVs.


  • Fulbright-Nehru Academic and Professional Excellence Fellowships 2022

  • MRSI Medal 2021, Materials Research Society of India (MRSI 2021)

  • Member, Indian National Young Academy of Sciences (INYAS, 2021-2026)

  • Young Scientist Awards (Physics) Indian Science Festival (IISF, 2020)

  • Editorial Board Member, Materials Letters, Elsevier (2020-2022)

  • Member, National Academy of Sciences India (NASI) - (2020)

  • Societal Impact Award, Marie Curie Alumni Association (MCAA), European Commission (2019)

  • Young Achiever Award, Department of Atomic Energy, Government of India (2019)

  • International Reviewer, Russian International Affairs Council (RIAC) (2018-Till date)

  • International Reviewer, European Commission Projects (2018- Till date)

  • Mentor in MCAA REFERENT project, European Commission (2019-2023)

  • Micro Media and Internal Travel Grants (MITG), European Commission (Oct 2019)

  • BRICS Young Scientist Award,  (July 2017)

  • Chair, Marie Curie Alumni Association (MCAA) Indian Chapter, European Commission (May 2017 - July 2021)

  • INSPIRE Faculty Award by DST New Delhi (July 2013)

  • Marie Curie Postdoctoral Fellowship awarded by European Commission (2012)

  • Gold Medalist in M.Sc. (Physics)