Phone:9968091710

Email: sudhirwarkar@gmail.com, sgwarkar@dtu.ac.in

Qualifications

M.Sc. Ph.D

Areas of Interest

Biopolymer-based superabsorbent hydrogels and its applications in the fields of agriculture, water enrichment & drug delivery, Biodegradable polymers, Polymeric nanocomposites.

EDUCATION

Ph.D.                    Delhi Technological University, India. 

M. Sc.Chemistry   Post Graduate Department of Chemistry, Nagpur University, Nagpur, India. 

B.Sc.                    SMM Science College, Nagpur University, Nagpur, India. 

Work Experience 

18/03/2004 till date:           Delhi Technological University, Delhi, India. 

10/08/1996 to 16/03/2004: J. D. Institute of Engineering & Technology, Yavatmal, Maharashtra, India.

PhD guided 07

1. Development and Applications of Carboxymethyl Tamarind Kernel Gum based Hydrogels, Delhi Technological University, Khushbu (2021)

2. Synthesis and Applications of Polymeric Hydrogels as Heavy Metal Ions and other Industrially important Metal ion Sensor, Delhi Technological University, Deepti Chauhan (2022)

3. Synthesis, Characterization and Assessment of Chitosan based Hydrogel Composites for Environmental Applications, Guru Gobind Singh Indraprastha University, Sakshi Nangia (2022)

4. Synthesis and Computational studies of Free-Base meta-Benziporphodimethenes and their Metal Complexes, Delhi Technological University, Deepali Ahluwalia (2022)

5. Studies on Biopolymer-based Nanocomposites and their Applications, Delhi Technological University, Jagram Meena (2022)

6. Synthesis, Characterization and Agricultural Application of Biopolymer-based Organic Hydrogels, Ritu Malik (2023)

7. Synthesis, Characterization and Studies of Cobalt Corrroles, Jyoti (2023)

Responsibilities Handled:

Head of Department Applied Chemistry [1/11/2019 to 31/12/2022]

Chairman Board of Studies, Department of Applied Chemistry

Chairman Department Research Committee

Associate Dean Student Welfare

Associate Dean Continuing Education

Invited Speaker:

Delivered Invited Guest Lecture for Global Classroom Session Universiti Malaysia Pahang on “Recent Advances in Polymers” dated Aug.19, 2020

Special Speaker in Online Seminar on Scientific Academic Institute of India, SLSMEE , February 27 2022 on the occasion of Science Day organized by DDE Science Branch, Directorate of Education, GNCT of Delhi.

Invited Speaker in National Conference on Frontiers in Chemical Sciences (NCFCS-2022) organized by Indian Society of Analytical Scientists- Delhi Chapter & Central University of Himachal Pradesh, HP (4-5 November 2022).

Invited Speaker in National Conference on Advances in Physical and Chemical Research, Department of Physics, Sant Gadge Baba Amravati University, Amravati, Maharashtra, March 10, 2023; Topic Biopolymer based Superabsorbent Hydrogels for agricultural applications.

Membership in Committees:

Editorial Board Member Indian Journal of Chemical Technology (IJCT) CSIR-NISCAIR 

Member Co-ordinator NAAC Peer Team 

Subject Expert in Uttarakhand Public Service Commission

Subject Expert in various selection committees

Technical Expert in the Online Initial Screening  Committee for the project in the domain of Green Technology, Technology Development Board, Department of Science and Technology, Government of India;

Reviewer for Evaluation of UGC research schemes

External Expert in the Research and Development Committee [Chemistry] of J. C. Bose University of Science & Technology, YMCA, Faridabad, Haryana.

External Expert in Research and Development Committee [Chemistry] of HBTU Kanpur.

External Expert in Board of Studies Committee [Chemistry] of HBTU Kanpur

Subject Expert - Edcil India

Awards Received:

Received Commendable Research Excellence Award for consecutive 6 years since the inception of the award in DTU.

Reviewed research papers in reputed SCI Journals

ACS Sustainable Chemistry and Engineering

ACS Food Science and Technology

Carbohydrate Polymers

International Journal of Biological Macromolecules

Polymer Bulletin

Water Science and Technology

Polymer and Polymer Composites

 Archives of Agronomy and Soil Science

Water Science and Technology 

Inorganic and Nano-Metal Chemistry Taylor and Francis

PUBLICATIONS

1. Priyanka Meena, Poonam Singh, Sudhir G. Warkar; Fabrication and evaluation of stimuli‑sensitive xanthan gum‑based hydrogel as a potential carrier for a hydrophobic drug ibuprofen, Colloid and Polymer Science, 29 Nov 2023. Doi:10.1007/s00396-023-05198-8
2. Sachin Kumar, Deepali Ahluwalia, Ritika Kubba, Arijit Baig, Sudhir Gopalrao Warkar, Anil Kumar, Electronic structural studies of newly synthesized sterically hindered analogues of meta-benziporphodimethene and its metal complexes, New Journal of Chemistry RSC; https://doi.org/10.1039/D3NJ00954H, 7 Nov 2023
3. Indu Rani, Sudhir G. Warkar,* and Anil Kumar*, Removal of Cationic Crystal Violet dye using Zeolite-Embedded Carboxymethyl Tamarind Kernel Gum (CMTKG) based Hydrogel Adsorbents;, ChemistrySelect 2023, 8, e202301434 (1 of 9). doi.org/10.1002/slct.202301434
4. Nishita Narwal, Deeksha Katyal, Navish Kataria, Pawan Kumar Rose, Sudhir Gopalrao Warkar, Arivalagan Pugazhendhi, Suresh Ghotekar, Kuan Shiong Khoo; Emerging micropollutants in aquatic ecosystems and nanotechnology-based removal alternatives: A review. Chemosphere, Volume 341, November 2023, 139945 https://doi.org/10.1016/j.chemosphere.2023.139945
5. Kajal, Ramender Kumar, Priyanka Meena*, Sudhir G. Warkar*, Development and Characterization of pH-responsive CMTKG/PAM/PEG hydrogel for oral administration for etophylline, Colloid and Polymer Science, July 2023. https://doi.org/10.1007/s00396-023-05152-8
6. Priyanka Meena, Poonam Singh*, Sudhir G. Warkar*, Development and Assessment of Carboxymethyl Tamarind Kernel Gum-based pH-responsive Hydrogel for Release of Diclofenac Sodium, European Polymer Journal, 31 July 2023, 112340. https://doi.org/10.1016/j.eurpolymj.2023.112340
7. Jagram Meena, Sudhir G Warkar, Devendra Kumar Verma; Carboxymethyl Tamarind Kernel Gum Nanoparticles; As an Antioxidant Activity, Journal of New Materials for Electrochemical Systems . Jul2023, Vol. 26 Issue 3, p145-150. 6p.
8. Tushar, Yash Saraswat, Priyanka Meena* Sudhir G. Warkar*, Synthesis and characterization of novel xanthan gum‑based pH‑sensitive hydrogel for metformin hydrochloride release, Colloid and Polymer Science, 19 June 2023.
9. Rani, I., Warkar, S.G*., Kumar, A.* Nano ZnO embedded poly (ethylene glycol) diacrylate cross-linked carboxymethyl tamarind kernel gum (CMTKG)/poly (sodium acrylate) composite hydrogels for oral delivery of ciprofloxacin drug and their antibacterial, properties (2023) Materials Today Communications, 35, art. no. 105635, DOI: 10.1016/j.mtcomm.2023.105635.
10. Ritu Malik, Sudhir G. Warkar*, Reena Saxena, Organic Hybrid Hydrogels: A Sustenance Technique in Waste-Water Treatment, ChemistrySelect 2023, 8, e202203670, doi.org/10.1002/slct.202203670
11. Ritu Malik, Sudhir G. Warkar*, Reena Saxena, Carboxy-methyl tamarind kernel gum based bio-hydrogel for sustainable agronomy, Materials Today Communications, 35 (2023) 105473 (31 January 2023)
12. Lakhan Kumar, Anuradha Saha, Khushbu, Sudhir G. Warkar, Chapter 11- Biodegradability of automotive plastics and composites, Biodegradability of Conventional Plastics Opportunities, Challenges, and Misconceptions, 2023, Pages 221-242. https://doi.org/10.1016/B978-0-323-89858-4.00007-5
13. Subodh K. Juikar, Sudhir G. Warkar, Biopolymers for packaging applications: An overview, Packaging Technology and Science, Wiley, Online Library13 December 2022 https://doi.org/10.1002/pts.2707.
14. Radha Sachan, Sudhir G. Warkar & Roli Purwar, An overview on synthesis, properties and applications of polycaprolactone copolymers, blends & composites, Polymer-Plastics Technology and Materials, https://doi.org/10.1080/25740881.2022.2113890, Sep 2022.
15. Jagram Meena, Harish Chandra & Sudhir G. Warkar, Carboxymethyl tamarind kernel gum /ZnO- biocomposite: As an antifungal and hazardous metal removal agent, Journal of New Materials for Electrochemical Systems, Vol. 25, No.3, July 2022, pp.57-64.
16. Sakshi Nangia, Deeksha Katyal & Sudhir G. Warkar, Thermodynamics, kinetics and isotherm studies on the removal of anionic Azo-dye (Congo red) using synthesized Chitosan/Moringa oleifera gum hydrogel composites, Separation Science and Technology, 18 July 2022, DOI: 10.1080/01496395.2022.2104731; https://doi.org/10.1080/01496395.2022.2104731.
17. Sudhir G. Warkar and Jagram Meena, Synthesis and applications of biopolymer /FeO nanocomposites: A review, Journal of New Materials for Electrochemical Systems, vol. 25, No.1, January 2022, pp 07-16, ISSN: 1480-2422 (Print); 2292-1168 (Online)
18. Ritu Malik, Reena Saxena, Sudhir G. Warkar, Biopolymer-Based Biomatrices – Organic Strategies to Combat Micronutrient Deficit for Dynamic Agronomy, Materials Science inc. Nanomaterials & Polymers Chemistry Select, 2022, 7, e202200006, doi.org/10.1002/slct.202200006
19. Deepali Ahluwalia, Anil Kumar, Sudhir G. Warkar, Milind M. Deshmukh, Arijit Bag, Uncovering the geometrical aspects of intramolecular hydrogen bond in meta-benziporphodimethenes through molecular tailoring approach, Computational and Theoretical Chemistry, 1209 (2022) 113631. https://doi.org/10.1016/j.comptc.2022.113631
20. D. Chauhan, S.G. Warkar, Anil Kumar, An efficient adsorbent for the removal of Zn²⁺ Cd²⁺ and Hg²⁺ from the real industrial effluents, International Journal of Environmental Science and Technology (2022) 19:1483–1494, https://doi.org/10.1007/s13762-021-03615-5
21. D Ahluwalia, S Kumar, S.G. Warkar, A Kumar, Chapter 6, Functionalized Nanomaterials for Catalytic Applications—Silica and Iron Oxide, Book Functionalized Nanomaterials for Catalytic Application, 169-184, 2021. Print ISBN:9781119808978 |Online ISBN:9781119809036 DOI:10.1002/9781119809036 © 2021 Scrivener Publishing LLC, Wiley Online Library.  https://doi.org/10.1002/9781119809036.ch6
22. Ritika Kubba, Deepali Ahluwalia, Anil Kumar*, Sudhir G. Warkar, Prashant Dubey, Ch-06- Carbon Dots as a Theragnostic agent for combating cancer, Book: Carbon Dots-Next generation materials for biomedical applications, IOP Publishing, doi:10.1088/978-0-7503-4641-2ch6
23. R Kubba, D Ahluwalia, A Kumar, S.G. Warkar, Chapter Flavonoid-Based Surfactants, Book Surfactants from Renewable Raw Materials, 97-132, 1^st Edition 2021, Imprint CRC Press, eBook ISBN9781003144878
24. D Ahluwalia, S Kumar, SG Warkar, A Kumar, Chapter 6, Functionalized Nanomaterials for Catalytic Applications—Silica and Iron Oxide, Book Functionalized Nanomaterials for Catalytic Application, 169-184, 2021. Print ISBN:9781119808978 |Online ISBN:9781119809036 DOI:10.1002/9781119809036 © 2021 Scrivener Publishing LLC, Wiley Online Library.  https://doi.org/10.1002/9781119809036.ch6
25. Khushbu, Sudhir G. Warkar, Carboxymethyl Tamarind Kernel Gum based Controlled Drug Delivery Excipients: A Review, Journal of Engg. Research ICAPIE Special Issue 2022, 10, pp. 27-40, DOI:10.36909/jer.ICAPIE.15061.
26. Leela Gautam, Sudhir G. Warkar, Syed Ishraque Ahmad, Ravi Kant, A review on carboxylic acid cross-linked polyvinyl alcohol: Properties and applications, Polymer Engineering and Science 2021;1–22. wileyonlinelibrary.com/journal/pen © 2021, DOI: 10.1002/pen.25849, 2 Nov.2021.
27. Jyoti, Natalia Fridman, Anil Kumar Sudhir G. Warkar, Synthesis, structural characterization and binding ability of A2B cobalt(III) corroles with pyridine, Inorganica Chimica Acta, Volume 527, 1 November 2021, 120580.
28. Deepti Chauhan, Anil Kumar Sudhir G. Warkar, Modified polymeric hydrogels for the detection of Zn2+ in E. coli bacterial cells and Zn2+, Cd2+ and Hg2+ in industrial effluents, Environmental Technology, May 2021, https://doi.org/10.1080/09593330.2021.1928294.
29. Sakshi Nangia, Sudhir Warkar & Deeksha Katyal, Kinetics, absorption and diffusion mechanism of crosslinked Chitosan hydrogels, Indian Journal of Engineering & Materials Sciences, Vol. 28, August 2021, pp. 374-384. http://nopr.niscair.res.in/bitstream/123456789/58253/1/IJEMS-374-384.pdf
30. Balodhi, Divya; Khushbu; Warkar, S. G.; Rani, Archana; Gupta, R.K. Natural Carbohydrate Gums based Hydrogels. Indian Journal of Chemical Technology, NISCAIR, 2021. http://nopr.niscair.res.in/bitstream/123456789/57845/1/IJCT%2028%283%29%20262-273.pdf
31. Khushbu, Sudhir G. Warkar, Nandkishore Thombare, Zinc micronutrient-loaded carboxymethyl tamarind kernel gum-based superabsorbent hydrogels: controlled release and kinetics studies for agricultural applications, Colloid and Polymer Science  299:1103–1111 (2021). https://doi.org/10.1007/s00396-021-04831-8
32. Khushbu, Sudhir G. Warkar, Nandkishore Thombare, Controlled release and release kinetics studies of boron through the functional formulation of carboxymethyl tamarind kernel gum‑based superabsorbent hydrogel, Polymer Bulletin (2021). https://doi.org/10.1007/s00289-021-03634-9
33. Khushbu, Upadhyay A., Warkar S.G. (2021) Synthesis and Study of a Novel Carboxymethyl Guar Gum/Polyacrylate Polymeric Structured Hydrogel for Agricultural Application. In: Singari R.M., Mathiyazhagan K., Kumar H. (eds) Advances in Manufacturing and Industrial Engineering. Lecture Notes in Mechanical Engineering. Springer, Singapore (2021) pp 1073-1084. https://doi.org/10.1007/978-981-15-8542-5_95
34. Deepali Ahluwalia, Anil Kumar, Sudhir Gopalrao Warkar, Recent developments in meta -benziporphodimethene: A new Porphyrin analogue, Journal of Molecular Structure, 1228 (2021) 129672.
35. Khushbu, Sudhir G. Warkar, Potential applications and various aspects of polyfunctional macromolecule carboxymethyl tamarind kernel gum, European Polymer Journal, 140 (2020) 110042.
36. Deepti Chauhan, Anil Kumar Sudhir G. Warkar, Synthesis, characterization and metal ions sensing applications of meta-benziporphodimethene-embedded polyacrylamide / carboxymethyl guargum polymeric hydrogels in water, Environmental Technology, Volume 43, 2022 - Issue 7, 991-1002. DOI: 10.1080/09593330.2020.1812730
37. Deepali Ahluwalia, Anil Kumar, Sudhir G. Warkar, Milind M. Deshmukh, Effect of substitutions on the geometry and intramolecular hydrogen bond strength in meta-benziporphodimethes: A new porphyrin analogue, Journal of molecular structure, 1220 (2020) 128773
38. Deepali Ahluwalia, Atul Varshney, Sachin Kumar, Anil Kumar, Sudhir Gopalrao Warkar, Narendra Singh & Prashant Dubey, One-pot synthesis of magnetic iron phosphide nanoparticles, Inorganic and Nano-metal Chemistry, DOI: 10.1080/24701556.2020.1728551
39. Khushbu, Sudhir G. Warkar and Anil Kumar, Synthesis and assessment of carboxymethyl tamarind kernel gum based novel superabsorbent hydrogels for agricultural applications, Polymer, 182 (2019) 121823.
40. Sakshi Nangia, Sudhir Warkar & Deeksha Katyal, A review on environmental applications of chitosan biopolymeric hydrogel-based composites, Journal of Macromolecular Science, Part A> Pure and Applied Chemistry, Volume 55, 2018 - Issue 11-12.
41. Usha Raju, Sudhir G Warkar, Anil Kumar, Green synthesis of multi metal- citrate complexes and their characterization, Journal of molecular structure, 1133(2017)90-94.
42. Usha Raju, Anil Kumar, Sudhir G. Warkar, Structural and Morphological Characterization of CdSe/PVA film prepared by Solvothermal method:  Proceedings of International Conference on Advanced Production & Industrial Engineering, DTU, India, PP 31-37, 2016.
43. Ranganath M. S., Sachin Atwal, Rajiv Chaudhary, Sudhir G. Warkar, Effect of Speed and Feed on Surface Roughness During Drilling of Glass fibre reinforced polymer, International Journal of Advance Production and Industrial Engineering, 2016-04-207, Vol 1(2), 35-38.
44. Sudhir G. Warkar and A. P. Gupta, Silver nanoparticles embedded PAM/CMG hydrogel – in-situ generation by green synthesis and its antimicrobial activity, Int J Pharm Bio Sci 2016 April; 7(2): (P) 283 – 292.
45. A. P. Gupta and S. G. Warkar, Synthesis, characterization and swelling properties of poly (Acrylamide-cl-carboxymethyl guar gum) hydrogels, Int J Pharm Bio Sci, 6(1):516-529, 2015. 
46. Sudhir G. Warkar and A. P. Gupta, Grafting on Guar gum and its derivatives: An overview, International Journal of pharma and biosciences, 6(1):622-638, 2015.

Work presented in International Conferences (abroad)

Benziporphodimethene- Polyacrylamide/Carboxymethyl guar gum hydrogel metal ion sensor, 10th International Conference on Porphyrins and Phthalocyanines, July 01-06, 2018, Munich, Germany.