Granted Patents

Title: A method of fabrication of superhydrophobic membrane

Name of the inventor: Bhaskar Jyoti Deka, Gaurav Vaghela, Akshit Pushkar and Himanshu Joshi

Application number: 202211008576 (IN) 

Patent no. 456366

Sl. No. 011172024

Title: A superhydrophobic polystyrene/PVDF membrane coated with WO3 nanocomposite for membrane distillation application

Name of the inventor: Bhaskar Jyoti Deka, Gaurav Vaghela, Akshit Pushkar and Himanshu Joshi

Application number: 202211008575 (IN)

Patent no. 477779

Sl. No. 011182481

Title: A superhydrophobic membrane and method for fabrication of a biodegradable nanocomposite superhydrophobic membrane

Name of the inventor: Bhaskar Jyoti Deka, Gaurav Vaghela and Mohd. Sahil

Application number: 202311007173 (IN)

Patent no. 566705

Sl. No. 011221183

Patents published

Title: Transforming PET Waste into Cutting-Edge Omniphobic Membranes For Sustainable Membrane Distillation

Name of the inventor: Bhaskar Jyoti Deka and Gaurav Vaghela

Application number: 202511021952 (IN)

Title: Biodegradable nanocomposite superhydrophobic membrane for application in membrane distillation

Name of the inventor: Bhaskar Jyoti Deka, Gaurav Vaghela and Mohd. Sahil

Application number: 202211068384 (IN)

Title: A method of preparing plasma-engineered fluorine free silanes for enhancing superhydrophobicity of membranes 

Name of the inventor: Bhaskar Jyoti Deka, Nagendra Kumar Jilagam and Gaurav Vaghela

Application number: 202311067500(IN)

Title: A silane shield advanced superhydrophobic membrane for desalination

Name of the inventor: Bhaskar Jyoti Deka, Nagendra Kumar Jilagam and Gaurav Vaghela

Application number: 202311067499(IN)

Title: A method for fabrication of a α-iron based composite hydrophilic membrane for forward osmosis application 

Name of the inventor: Bhaskar Jyoti Deka, Gaurav Vaghela, Shubham Ketan Sharma, Vinod Kallarackal Gopalakrishna and Priya Sonkar

Application number: 202311057602(IN)

Title: Development of hybrid α-FeO(OH)-PES-PEOx blended hydrophilic forward osmosis membrane

Name of the inventor: Bhaskar Jyoti Deka, Gaurav Vaghela, Shubham Ketan Sharma, Vinod Kallarackal Gopalakrishna and Priya Sonkar

Application number: 202311057597(IN)

Title: A method of synthesizing covalent organic framework based polymer beads 

Name of the inventor: Ravindra Pandey, Bhaskar Jyoti Deka, Yogesh Kumar and Shubham Ketan Sharma

Application number: 202411055456 (IN)

Title: A novel covalent organic framework adsorbent beads for Rhodamine B removal 

Name of the inventor: Ravindra Pandey, Bhaskar Jyoti Deka, Yogesh Kumar and Shubham Ketan Sharma

Application number: 202411055455 (IN)

Title: Fabrication of zirconium oxide-modified superhydrophobic poly(vinylidene fluoride-co-hexafluoropropylene) and poly(methylhydrosiloxane) membrane for wastewater treatment.

Name of the inventor: Bhaskar Jyoti Deka and Shubham Ketan Sharma

Application number: 202511027249(IN)

Patents filed

Title: An agro based coagulant from sugarcane bagasse for heavy metal sequestration from water and wastewater 

Name of the inventor: Bhaskar Jyoti Deka, Prajwal Mallikarjun Timashetti and Nagendra Kumar Jilagam

Application No.: 202511023605 (IN)

Title: A Process of Sustainable Modification of Sugarcane Bagasse via Periodate Oxidation and Metal Oxide-Catalyzed Hydroxylation.                          Name of the inventor: Bhaskar Jyoti Deka, Prajwal Mallikarjun Timashetti and Shubham Ketan Sharma                                                                    Application number: 202511027878 (IN)

Title: A hydroxy-modified biomass for rubidium adsorption

Application number: 202511033370

Name of the inventors: Bhaskar Jyoti Deka, Prajwal Mallikarjun Timashetti and Shubham Ketan Sharma.

Corresponding author*

Bhatia, A., Rajpal, A., Deka, B. J., Kazmi, A. A., & Tyagi, V. K. (2022). Valorization of Biowaste to Biowealth Using Cellulase Enzyme During Prehydrolysis Simultaneous Saccharification and Fermentation Process. In Enzymes in the Valorization of Waste (pp. 25-37). CRC Press. DOI: 10.1201/9781003187721-2

Bohra, V., Ahamad, K. U., Kela, A., Vaghela, G., Sharma, A., Deka, B. J.* (2021). Energy and resources recovery from wastewater treatment systems. In Vinay Kumar Tyagi, Manish Kumar, Alicia K.J. An & Zeynep Cetecioglu (Eds.), Clean Energy & Resource Recovery: Wastewater Treatment Plants are Biorefineries. Elsevier. ISBN: 978-0-323-90178-9. https://doi.org/10.1016/B978-0-323-90178-9.00007-X.

Deka, B. J., Bohra, V., Alam, W., Sanasam, S., Guo, J., Borana, L., & An, A. K. (2020). Environment impact assessment of COVID-19. In Manish Kumar Goyal & Anil Kumar Gupta (Eds.),  Integrated Risk of Pandemic: Covid-19 Impacts, Resilience and Recommendations, Disaster Resilience and Green Growth (pp. 169-195). Singapore: Springer Nature. ISBN: 978-981-15-7678-2. https://doi.org/10.1007/978-981-15-7679-9_8 

Borana, L., Deka, B. J., Guo, J., & An, A. K. (2020). Environment Modeling for Sustainable Development. In Rao Y. Surampalli, Tian C. Zhang, Manish Kumar Goyal, Satinder K. Brar & R. D. Tyagi (Eds.), Sustainability: Fundamentals and Applications (pp. 229-254). US: Wiley. ISBN: 978-1-119-43396-5. https://doi.org/10.1002/9781119434016.ch11

Guo, J., Deka, B. J., & An, A. K. (2019). Electrospun Nanofiber Membranes for Membrane Distillation. In Kang-Jia Lu & Tai-Shung Chung (Eds.), Membrane distillation: membranes, hybrid systems and pilot studies (pp. 107-140). CRC Press, US: Taylor & Francis. ISBN: 9780429287879. https://doi.org/10.1201/9780429287879 

1. Guest Editor for the Special Issue on "Sustainable Desalination and Wastewater Treatment: A Way Forward for Water, Energy, and Environment Security Nexus", Sustainability (Impact factor: 3.251, ISSN 2071-1050), MDPI journal. https://www.mdpi.com/journal/sustainability/special_issues/Desalination_waste
2. Guest Editor for the Special Issue on "Sustainable Technologies for Wastewater Treatment & Soil Remediation", Sustainability (Impact factor: 3.251, ISSN 2071-1050; CODEN: SUSTDE), MDPI journal. https://www.mdpi.com/journal/sustainability/special_issues/Sustainable_Remediation
3. Member - Faculty Search Committee, Department of Hydrology, IIT Roorkee.
4. Member - Departmental Research Committee, Department of Hydrology, IIT Roorkee.
5. Member - Departmental Academic Programme Committee, Department of Hydrology, IIT Roorkee.
6. Member - Departmental Faculty Committee, Department of Hydrology, IIT Roorkee.
7. Member - Admission Eligibility Committee, Department of Hydrology, IIT Roorkee.
8. Member - OC Library, Department of Hydrology, IIT Roorkee.
9. Member - eBook purchase Sub-committee, Institute Library, IIT Roorkee.
10. Member - LAC, IIT Roorkee.
11. Department Level Coordinator - Tinkering and Mentoring (TMI -101) course
12. External examiner for the Departmental Research Committee, Civil Engineering Department at Tezpur University, Assam.
13. Early Career Editorial Board Member - Journal of Membrane Scince (JMS), Elsevier. 

1. Deka, B. J.; Guo, J.; Khanzada, N. K.; An, A. K.; Double-layered omniphobic electrospun membrane enhanced with anti-wetting and anti-scaling properties for membrane distillation. The 13th International Congress on Membranes and Membrane Processes (ICOM), 09 - 14 July 2023, Chiba, Japan, Oral Presentation.
2. Deka, B. J.; Guo, J.; An, A. K.; A non-destructive optical coherence tomography study on the removal of dissolved organic matter from water by in situ ferrate pretreatment. The 13th International Symposium on Southeast Asian Water Environment (SEAWE-13), 13 - 15 December 2022, Asian Institute of Technology Conference Center (AITCC), Oral Presentation.
3. Vaghela, G.; Sahil. M.; Deka, B. J.*; Roughness enhanced electrospray hydrophobic membrane for separation of dye from textile wastewater via membrane distillation. The 13th International Symposium on Southeast Asian Water Environment (SEAWE-13), 13 - 15 December 2022, Asian Institute of Technology Conference Center (AITCC), Oral Presentation.
4. Deka, B. J.; Guo, J.; An, A. K.; A non-destructive optical coherence tomography study on the removal of dissolved organic matter from water by in situ ferrate pretreatment. The 13th International Symposium on Southeast Asian Water Environment (SEAWE-13), 13 - 15 December 2022, Asian Institute of Technology Conference Center (AITCC), Oral Presentation.
5. Deka, B. J.; Guo, J.; An, A. K.; Oily Wastewater Treatment with Composite ZnO Nanoparticles OmniphobicRe-entrant PVDF Membrane. The 13th International Symposium on Southeast Asian Water Environment (SEAWE-13), 13 - 15 December 2022, Asian Institute of Technology Conference Center (AITCC), Oral Presentation.
6. Vaghela, G.; Guo, J.; An, A. K.; Deka, B. J.*; Electrical Impedance spectroscopy for non-destructive detection of wetting, fouling and scaling in membrane distillation. The 13^th Conference of Aseanian Membrane Society AMS13, 4 - 6 July 2022, Nanyang Technological University (NTU), Singapore, Oral Presentation.
7. Sharma, S. K.; Guo, J.; An, A. K.; Deka, B. J.*; Fabrication of superhydrophobic-omniphobic electrospun membrane to achieve zero liquid discharge from brine waste by membrane distillation. The 13^th Conference of Aseanian Membrane Society AMS13, 4 - 6 July 2022, Nanyang Technological University (NTU), Singapore, Oral Presentation.
8. Vaghela, G.; Guo, J.; Deka, B. J.*; Green chemical pretreatment of dissolved algal organic matters for efficient seawater desalination. International Conference on “Ecosystem Restoration for Resilience and Sustainability: Living with nature” (World Environment Day-Launch of UN decade for Ecosystem Restoration), 5-7 June 2021 (Best paper award).
9. Lo, J. S. C.; Deka, B. J.; Chopra, S., Tso, C. Y.; Daoud, W.; Lin, C. S. K.; Food waste-derived medical textiles for healthcare apparel and personal protective equipment, BioEnergy Society of Singapore (BESS) Webinar Series on Innovations in Biochemicals and Bioprocesses, 14-15 December 2020 (International conference publication and presentation).
10. Xu, X.; Guo, J.; Deka, B. J.; An, A. K.; Chopra, S.; Dynamic Life Cycle Assessment (dLCA) of Nano-enabled Membranes-based Membrane Distillation Technologies, Actionable Science for Urban Sustainability 2020 (AScUS-2020), during 3 - 5 June 2020 in Segovia, Spain (International conference publication and presentation).
11. Deka, B. J.; Guo, J.; An, A. K.;  Electrospun nanofiber membranes incorporating PDMS-aerogel superhydrophobic coating with enhanced flux and improved selectively for membrane distillation. 12^th IWA International Conference on Water Reclamation and Reuse, 16 - 20 June 2019, Mercure Hotel MOA Berlin, Germany, Oral Presentation.
12. Guo, J.; Deka, B. J.; K, Kim; An, A. K.; Fouling and ultrasonic cleaning in membrane distillation for treatment of industrial textile wastewater. The 10^th China Congress On membranes and Membrane processes (CCOM 2019), 26^th to 29^th October 2019, Beijing, China, Oral Presentation.
13. Deka, B. J.; Guo, J.; Jeong, S.; An, A. K.; Optical coherence tomography (OCT) for the MF fouling investigation under different pretreatment scenarios. 12^th IWA International Conference on Water Reclamation and Reuse, 16 - 20 June 2019, Mercure Hotel MOA Berlin, Germany, Oral Presentation.
14. Guo, J.; D.Y.S, Yan; F.L, Lam; Deka, B. J.; X, Lv; Y, Hau; An, A. K.; Self-cleaning BiOBr / Ag photocatalytic membrane for membrane regeneration under visible light in membrane distillation. 12^th IWA International Conference on Water Reclamation and Reus, 16 - 20 June 2019, Mercure Hotel MOA Berlin, Germany, Oral Presentation.
15. Deka, B. J.; Guo, J.; Jeong, S.; Kumar, M.; An, A. K.; Performance of oxidation-coagulation on mitigation of membrane fouling for microfiltration by in situ generated ferrate. 11^th Conference of the Aseanian Membrane Society AMS11, 3 - 6 July 2018, Rydges Southbank Hotel, Brisbane, Australia, Oral Presentation.
16. Deka, B. J.; Sahariah, B. P.; Chakraborty, S.; Treatment of synthetic wastewater containing phenol and ammonia-nitrogen in a three-stage attached growth system, Indo-Italian International Conference on Green & Clean Environment (GCE-2008) organized and sponsored by Embassy of Italy, New Delhi in association with MAEER's College of Engineering, Pune, India during 20 - 21 March 2008 in Pune, India (International conference publication and oral presentation).

Ph.D. supervision

P.G. (Masters) supervision

1. Talk on “Advanced membrane technologies for desalination” during the five-day online QIP short term course on “Applied Solute Transport Modeling for Management of Polluted Land Sites”, 15-19 March 2021.
2. Talk on “Wastewater collection, treatment & disposal” under the training programe on Water, Sanitation, and Hygiene (WASH) organised by the Department of WRD&M, IIT Roorkee and Indian Technical and Economic Cooperation (ITEC), Ministry of External Affairs, Govt. of India, 25th August 2021.
3. Talk on “Water treatment processes and disinfectant requirements” organised by the Department of WRD&M, IIT Roorkee and Indian Technical and Economic Cooperation (ITEC), Ministry of External Affairs, Govt. of India, 26th August 2021.
4. Talk on "Advances in Wastewater treatment" during the Three-day Training Course, sponsored by CPCB, India on “Soil Pollutants Impact Assessment and Remediation of Contaminated Sites”, 7-9 March 2022
5. Talk on "Case study: Advanced hybrid membrane technologies for achieving nearly zero liquid discharge in Industries" during the Three-day Training Course, sponsored by CPCB, India on “Soil Pollutants Impact Assessment and Remediation of Contaminated Sites”, 7-9 March 2022
6. Talk on "Electrospun superhydrophobic and omniphobic membranes for the removal of contaminants using membrane distillation" during the International workshop “Securing sustainable treatment for drinking water production and water recycling with focus on anionic contaminants (SuWaRec)” at Institute for Water Resources and Water Supply, Hamburg University of Technology, sponsored by Indo-German Science and Technology Centre (IGSTC) on July 20-22, 2022
7. Lecture on "Contaminants in groundwater and their impacts on different ecosystems" during the Approaches for management of Groundwater Quantity and Quality with a special focus on Managed Aquifer Recharge program organized by the Department of WRDM, IIT Roorkee
8. Lecture on "Basics of water quality analysis" during the Approaches for management of Groundwater Quantity and Quality with a special focus on Managed Aquifer Recharge program organized by the Department of WRDM, IIT Roorkee.

Motivated applicants fulfilling the institute's admission requirements can apply for research position (PhD, Master project) in the following areas:

• Nanoengineered Surface Design
• Membrane Science
• Desalination
• Water-Energy-Environment Nexus
• Water and Wastewater Treatment

Passionate applicants are encouraged to send CV to bhaskar.deka@hy.iitr.ac.in

Current research emphasizes in the development and practical applications of advanced organic, inorganic, and nano-enabled polymeric membranes for water treatment, wastewater reclamation and desalination applications. Different fabrication techniques are used to develop membranes for microfiltration, ultrafiltration, nanofiltration, reverse/forward osmosis, and membrane distillation.

Major equipment comprises of Electrospinner, Contact Angle Analyzer, Hollow-fiber and Flat sheet membrane fabricator, Membrane Distillation set up.

1. Introduction of new course "HYN-577: Desalination and Cleaner Water Production with Membrane Technologies".

2. PhD research scholar "Gaurav Vaghela" has been selected for "Indo-German Summer School on Sustainable Water Management at the Saltwater – Freshwater Interface".

3. Congratulation to "Gaurav Vaghela" for achieving "Best Paper Presentation Award" at International Conference on “Ecosystem Restoration for Resilience and Sustainability: Living with nature” (World Environment Day-Launch of UN decade for Ecosystem Restoration), 5-7 June 2021.