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भारत रत्न बाबासाहब भीमराव अम्बेडकर राजकीय इंजीनियरिंग कॉलेज प्रतापगढ़

BHARAT RATNA BABASAHEB BHIMRAO AMBEDKAR RAJKIYA ENGINEERING COLLEGE PRATAPGARH

(State Funded Government Autonomous Institute and Affiliated to AKTU Lucknow)

Dr. Ashok Kumar

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Faculty Profile

About Dr. Ashok Kumar

Dr. Ashok Kumar is working as an Assistant Professor in the Department of Applied Science (Chemistry) at Bharat Ratna Babasaheb Bhimrao Ambedkar Rajkiya Engineering College Pratapgarh. He was awarded the Dr. D. S. Kothari Post-Doctoral Fellowship and served in this role from 21/09/2021 to 20/09/2024. He previously worked as Assistant Professor (Guest Faculty) in the Department of Chemistry, Faculty of Science, University of Allahabad from 01/08/2019 to 20/09/2021. He completed his Ph.D. in Chemistry from the Institute of Science, Banaras Hindu University, Varanasi during 2013-2018 under the supervision of Dr. Rajesh Kumar. His doctoral research focused on solution graft copolymerization of vinyl monomers onto natural polysaccharides and their applications. He completed his M.Sc. in Chemistry from Veer Bahadur Singh Purvanchal University, Jaunpur during 2010-2012 and his B.Sc. from the same university during 2007-2010. His research interests include graft copolymers, polymeric nanoparticles, initiators, and the characterization of polymers using modern analytical techniques.
EDUCATION

  • Ph.D. in Chemistry, Institute of Science, Banaras Hindu University, Varanasi (2013-2018).
  • Research topic: Study on solution graft copolymerization of some vinyl monomers onto natural polysaccharides and their application.
  • Supervisor: Dr. Rajesh Kumar.
  • M.Sc. in Chemistry, Veer Bahadur Singh Purvanchal University, Jaunpur (2010-2012).
  • B.Sc., Veer Bahadur Singh Purvanchal University, Jaunpur (2007-2010).

EXPERIENCE IN INSTRUMENTATION AND ANALYTICAL TECHNIQUES

  • Characterization and study of polymer properties by NMR, IR, TGA/DTA, DSC, SEM, UV, etc.
  • Interpretation of 1H and 13C NMR signals including 2D NMR, IR, TGA/DTG, UV-Vis, and cyclic voltammetry.
  • Microscopic techniques: SEM, TEM, AFM, DLS, fluorescence, and structure determination by single-crystal X-ray diffraction.
  • Experience with DMol3, Gaussian 09, HyperChem, ChemOffice, Microcal Origin, EndNote, and Adobe Photoshop CS3.

RESEARCH INTERESTS

  • Synthesis of graft copolymer, polymeric nanoparticles, and new initiators by ATRP and FRP methods.
  • Study of fluorescence, biodegradability, antibacterial and antioxidant activity.
  • Metal binding capacity, metal detection, and thermal degradation studies.

​​​​​POST PhD EXPERIENCE

  • Dr. D. S. Kothari Post-doctoral Fellow in the Department of Chemistry, Faculty of Science, University of Allahabad, Uttar Pradesh (21/09/2021 to 20/09/2024).
  • Assistant Professor (Guest Faculty) in the Department of Chemistry, Faculty of Science, University of Allahabad, Uttar Pradesh (01/08/2019 to 20/09/2021).

ACHIEVEMENTS

  • Qualified NET-JRF in the year 2012.
  • Awarded Best Poster Presentation in Kirorimal College, Delhi University.
  • Awarded Dr. D. S. Kothari Post-Doctoral Fellowship (2021), UGC New Delhi, India.

RESEARCH PUBLICATIONS

  1. Ashok Kumar, Deepak, S. Sharma, A. Srivastava, R. Kumar. Synthesis of xanthan gum graft copolymer and its application for controlled release of highly water soluble Levofloxacin drug in aqueous medium. Carbohydrate Polymers, 2017, 171, 211-219.
  2. Ashok Kumar, Deepak, S. Sharma, S. Afgan, R. Kumar, A. K. Keshari, R. Srivastava. Development of graft copolymer of carboxymethylcellulose and N-vinylcaprolactam towards strong antioxidant and antibacterial polymeric materials. International Journal of Biological Macromolecules, 2018, 112, 780-787.
  3. Ashok Kumar, Deepak, R. Kumar, A. K. Keshari, R. Srivastava. The graft copolymerization of N-(hydroxymethyl) acrylamide onto xanthan gum and its anti-oxidative property. Polymer Science Series B, 2019, 61, 817-826.
  4. Ashok Kumar, S. Sharma, R. Kumar. The graft copolymerization of N-vinyl-2-pyrrolidone onto carboxymethyl cellulose and its application for controlled release of water-soluble levofloxacin. Journal of Polymer Research, 2020, 27, 46.
  5. Ashok Kumar, M. Prabha, P. Tiwari, T. Malviya, V. Singh. Xanthan gum-capped Chromia Nanoparticles (XG-CrNPs): A promising nanoprobe for the detection of heavy metal ions. International Journal of Biological Macromolecules, 2024, 266, 131192.
  6. M. Prabha, T. Malviya, Shehala, Aayushee, Ashok Kumar, V. Singh. Effect of Gum acacia capped Cu-Ag bimetallic nanoparticles on germination and growth of gram seeds (Cicer arietinum L.). Materials Today: Proceedings, 2024, 106, 122-133.

RESEARCH PUBLICATIONS

7. M. Prabha, T. Malviya, Shehala, Ashok Kumar, P. Tiwari, V. Singh. Carboxymethylcellulose stabilized ZnO nanoparticles: an efficient nano-nutrient for the growth and development of Trigonella foenum-graecum (fenugreek) seeds. Chemical Papers, 2024, 78, 7031-7046.

8. S. Sharma, Deepak, Ashok Kumar, S. Afgan, R. Kumar. Stimuli-responsive polymeric hydrogel-copper nanocomposite material for biomedical application and its alternative application to catalytic field. ChemistrySelect, 2017, 2, 11281-11287.

9. S. Sharma, Ashok Kumar, Deepak, R. Kumar, N. K. Rana, B. Koch. Development of a novel chitosan based biocompatible and self-healing hydrogel for controlled release of hydrophilic drug. International Journal of Biological Macromolecules, 2018, 116, 37-44.

10. Deepak, S. Sharma, Ashok Kumar, R. Kumar, K. Nandy, A. Srivastava, M. S. Tomar, A. Acharya. Developing a nontoxic and biocompatible polymeric self-assembly by using RAFT methodology for biomedical application. Materials Today Communications, 2018, 18, 14-24.

11. S. Sharma, S. Afgan, Deepak, Ashok Kumar, R. Kumar. L-Alanine induced thermally stable double self-healing guar gum hydrogel as potential drug vehicle for sustained release of hydrophilic drug. Materials Science and Engineering C, 2019, 99, 1384-1391.

12. S. Afgan, D. Singh, Ashok Kumar, Deepak, R. Kumar. Study on thermal degradation behaviour of poly [N-(meta-Chlorophenyl) Maleimide] and its copolymer of methyl methacrylate. Journal of Scientific Research, 2019, 63, 191-204.

13. P. Tiwari, P. Kushwaha, M. Prabha, P. K. Yadav, Aayushee, Ashok Kumar, T. Malviya, V. Singh. Green dry method approach to synthesize oxidized chitosan: a promising and efficient flocculant for instant algae harvesting. Polymer Bulletin, DOI: 10.1007/s00289-025-06139-x.

BOOK PUBLISHED

  • 1 book chapter published: Metal based nanoparticles: an emerging nanofertilizer and seed nanopriming agent.

CONFERENCES & WORKSHOPS

  • Attended 15 national and international conferences and workshops.

DECLARATION

I hereby declare that the particulars given above are true to the best of my knowledge and belief.