Dean Student Welfare

NEP 2020 Nodal Officer DTU

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 (28 Years)

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 (11)

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

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

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

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

5. Studies on Biopolymer-based Nanocomposites and their Applications,  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)

8. Studies on Poly(caprolactone-co-dimethyl siloxane) Copolymers for Thermoresponsive Shape memory applications.  Radha Sachan (2024)

9. Fabrication and Analysis of Biopolymer Based Materials for Packaging Applications. Subodh Kamalkar Juikar (2024)

10. Development of Bipolymer Based Hydrogels for Various Applications. Indu Rani (2024)

11. Synthesis, Characterization and Application of Biopolymeric Hydrogels in Drug Delivery. Priyanka Meena (2024)

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.
• Key Note Speaker at National Conference on Advanced Nanoresearch and Applications organized at Shri Krishna Mahavidyalaya Gunjoti, Maharashtra on 29 January 2024. 
• Chief Guest for the workshop on Intellectual Property Rights (IPR) & Patent, Design Filling at Shri Mathuradas Mohota College of Science, Nagpur on 30 Oct 2023.
• Invited Speaker in International Conference on Macromolecules: Synthesis, Morphology, Processing, Structure, Properties and Applications -2024 January 12-14, 2024 at School of Chemical Sciences, Mahatma Gandhi University Kottayam, Kerala.

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 Yadav, Sudhir G. Warkar*, Anil Kumar* A comparative analysis of carboxymethyl tamarind kernel gum-based hydrogels for ciprofloxacin delivery; International Journal of Biological Macromolecules 282 (2024) 136569. https://doi.org/10.1016/j.ijbiomac.2024.136569 (Oct 2024)
2. Priyanka Meena, Poonam Singh*, Sudhir G. Warkar* Tailoring pH-sensitive carboxymethyl tamarind kernel gum-based hydrogel for an efficient delivery of hydrophobic drug indomethacin; International Journal of Biological Macromolecules, vol 280 (Sep 2024) 136029. https://doi.org/10.1016/j.ijbiomac.2024.136029
3. Ritu Malik, Khushbu Khatri, Reena Saxena, Sudhir G. Warkar* Fabrication of carboxymethyl tamarind kernel gum-based hydrogel and its applicability in different types of soils for agronomy; International Journal of Biological Macromolecules, vol 280 part 1 (Sep 2024) 135616. https://doi.org/10.1016/j.ijbiomac.2024.135616
4. Anshul, Garima Tomar, Priyanka Meena*, Sudhir G. Warkar*; Synthesis and Assessment of Acacia Gum-Based Hydrogel as a Promising Novel Biopolymeric Matrix for Delivery of Ciprofloxacin, ChemistrySelect: Volume 9, Issue 34, e202401639, September 2024. https://doi.org/10.1002/slct.202401639
5. Leela Gautam, Manish Jain, Sudhir G. Warkar*; Crosslinking of polyvinyl alcohol with di, tri, and tetracarboxylic acids: an experimental investigation, Colloid and Polymer Science, Springer. August 2024. https://doi.org/10.1007/s00396-024-05313-3 
6. Priyanka Yadav, Sudhir G. Warkar, Anil Kumar; Biopolymer-CMTG and m-BPDM Based Hydrogel Composite for Promising Sensing of Zinc, Cadmium, and Mercury in Aqueous medium, Journal of Inorganic and Organometallic Polymers and Materials, Springer, August 2024. https://doi.org/10.1007/s10904-024-03224-y
7. Leela Gautam, Sudhir G. Warkar*, Manish Jain; Influence of the odd-even effect of dicarboxylic acids as crosslinker on the physicochemical properties of polyvinyl alcohol, Journal of Applied Polymer Science, Wiley, July 2024. https://doi.org/10.1002/app.56046
8. Priyanka Yadav, Sudhir G. Warkar, Anil Kumar; Development of graphene oxide-incorporated biopolymer-carboxymethyl tamarind kernel gum-based hydrogel as an effective adsorbent for the sequestration of dye pollutants, Polymer Engineering and Science, Wiley, July 2024. https://doi.org/10.1002/pen.26883
9. Manya Shrila, Ananya, Priyanka Meena, Sudhir G. Warkar*; Preparation and Characterization of Sodium Alginate-Based Hydrogel for Delivery of Hydrophilic Drug Metformin Hydrochloride, ChemistrySelect: Volume 9, Issue 29, e202482901. https://doi.org/10.1002/slct.202401773
10. Leela Gautam, Sudhir G. Warkar, Manish Jain*; Physicochemical evaluation of polyvinyl alcohol films crosslinked with saturated and unsaturated dicarboxylic acids: A comparative study, Polymer Engineering and Science, Wiley, May 2024. DOI:10.1002/pen.26806.
11. Subodh K. Juikar, Sudhir G. Warkar*, Anil Kumar; Fabrication and assessment of carboxymethyl guar gum?based sustainable films for packaging application, Colloid and Polymer Science, April 2024. doi.org/10.1007/s00396-024-05257-8.
12. Indu Rani · Sudhir G. Warkar*, Anil Kumar; A Silver Nanoparticle-Embedded Tamarind Kernel Gum/Poly (Sodium Acrylate) Nanocomposite for Sustainable Release of Doxycycline, ChemistrySelect, Mar 2024. doi.org/10.1002/slct.202400168.
13. E. Yadav · K. Pandey · Khushbu · I. Rani · S. G. Warkar, Synthesis and application of zinc?loaded carboxymethyl tamarind kernel gum and xanthan gum?based superabsorbent hydrogels to investigate the effect on sesame plant growth, Polymer Bulletin, Jan 2024. https://doi.org/10.1007/s00289-024-05150-y
14. 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
15. 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
16. 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
17. 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
18. 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
19. 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
20. 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.
21. 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.
22. 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.
23. 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
24. 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)
25. 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
26. 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.
27. 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.
28. 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.
29. 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.
30. 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)
31. 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
32. 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
33. 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
34. 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
35. 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
36. 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
37. 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
38. 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.
39. 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.
40. 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.
41. 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.
42. 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
43. 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
44. 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
45. 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
46. 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
47. Deepali Ahluwalia, Anil Kumar, Sudhir Gopalrao Warkar, Recent developments in meta -benziporphodimethene: A new Porphyrin analogue, Journal of Molecular Structure, 1228 (2021) 129672.
48. Khushbu, Sudhir G. Warkar, Potential applications and various aspects of polyfunctional macromolecule carboxymethyl tamarind kernel gum, European Polymer Journal, 140 (2020) 110042.
49. 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
50. 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
51. 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
52. 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.
53. 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.
54. 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.
55. 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.
56. 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.
57. 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.
58. 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. 
59. 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.