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Richa Singhal

goa Chemical Engineering

Associate Professor

Nanomaterials, Materials Engineering, Electrochemical Energy Storage, Electrospinning
A-301/4, Department of Chemical Engineering, BITS Pilani, K K Birla Goa Campus Zuarinagar, Goa 403726
richas@goa.bits-pilani.ac.in
+91-832-2580 213
https://www.linkedin.com/in/richa-singhal-40157513/

PEER-REVIEWED PUBLICATIONS

Google Scholar Citations 

(24) Ishita, I.; Radhakanth, S.; Sow, P. K.; Singhal, R. Role of Pore Architecture on the Confinement of Electrogenerated Iodine in Iodide-Based Energy Storage Systems. The Journal of Physical Chemistry C. 2024, 5825-5836. https://doi.org/10.1021/acs.jpcc.4c00610

(23) Ishita, I.; Sahoo, P.; Sow, P.K.; Singhal, R. Unlocking the Potential of KI as Redox Additive in Supercapacitor through Synergistic Enhancement with H2SO4 as a Co-electrolyte. Electrochimica Acta. 2023, 451,142286. https://doi.org/10.1016/j.electacta.2023.142286

(22) Mohan, A.; Singhal, R.; Ramanan, S.R. A study on the effect of the collector properties on the fabrication of magnetic polystyrene nanocomposite fibers using the electrospinning technique. Journal of Applied Polymer Science. 2023, 140(6), e53461. https://doi.org/10.1002/app.53461

(21) Radhakanth, S.; Singhal, R. In–situ synthesis of MnO dispersed carbon nanofibers as binder-free electrodes for high-performance supercapacitors. Chemical Engineering Science. 2023, 265, 118224. https://doi.org/10.1016/j.ces.2022.118224

(20) Sahoo, P.; Singhal, R.; Sow, P.K. Dynamic Electrolyte Spreading during Meniscus-Confined Electrodeposition and Electrodissolution of Copper for Surface Patterning. ACS Applied Materials & Interfaces. 2022, 14, 37, 42586-42601. https://doi.org/10.1021/acsami.2c04798

(19) Sow, P. K.; Singhal, R.; Sahoo, P.; Radhakanth, S.  Fabricating low-cost, robust superhydrophobic coatings with re-entrant topology for self-cleaning, corrosion inhibition, and oil-water separation. Journal of Colloid and Interface Science. 2021, 600, 358-372. https://doi.org/10.1016/j.jcis.2021.05.026

(18) Gupta, A.; Ayithapu, P.; Singhal, R. Study of the electric field distribution of various electrospinning geometries and its effect on the resultant nanofibers using finite element simulation. Chemical Engineering Science. 2021, 235, 116463. https://doi.org/10.1016/j.ces.2021.116463

(17) Ishita; Singhal, R. Porous Multi-Channel Carbon Nanofiber Electrodes using Discarded Polystyrene Foam as Sacrificial Material for High-Performance Supercapacitors. Journal of Applied Electrochemistry. 2020, 50, 809-820. https://doi.org/10.1007/s10800-020-01433-0.

(16) Sow, P. K.; Ishita; Singhal, R. Sustainable approach to recycle waste polystyrene to high-value submicron fibers using solution blow spinning and application towards oil-water separation. Journal of Environmental Chemical Engineering, 2020, 8(2), 102786. https://doi.org/10.1016/j.jece.2018.11.031

(15) Singhal, R.; Ishita; Sow, P. K. Integrated Polymer Dissolution and Solution Blow Spinning Coupled with Solvent Recovery for Expanded Polystyrene Recycling. Journal of Polymers and the Environment, 2019, 27(6), 1240-1251. https://doi.org/10.1007/s10924-019-01427-w

(14) Li, F.-F.; Singhal, R.; Ren, J.; Johnson, M.; Lefler, M.; Licht, S. Solar Electrochemical Thermal Process (STEP) Ammonia: Optimization of the Electrolysis Conditions. ChemRxiv. Preprint, 2018. https://doi.org/10.26434/chemrxiv.6667496.v1

(13) Ren, J.; Johnson, M.; Singhal, R.; Licht, S. Transformation of the greenhouse gas CO2 by molten electrolysis into a wide controlled selection of carbon nanotubes. Journal of CO2 Utilization, 2017, 18, 335. https://doi.org/10.1016/j.jcou.2017.02.005

(12) Singhal, R.; Kalra, V. Cobalt nanoparticle-embedded porous carbon nanofibers with inherent N- and F-doping as binder-free bifunctional catalysts for oxygen reduction and evolution reactions. ChemPhysChem, 2016, 18 (2), 223. https://doi.org/10.1002/cphc.201600771

(11) Singhal, R.; Kalra, V. Binder-free hierarchical cobalt embedded porous carbon nanofibers as an efficient cathode for lithium-air batteries. RSC Advances, 2016, 6(105), 103072. https://doi.org/10.1039/C6RA16874D

(10) Chung, S-H.; Han, P.; Singhal, R.; Kalra, V.; Manthiram, A. Electrochemically Stable Rechargeable Lithium–Sulfur Batteries with a Microporous Carbon Nanofiber Filter for Polysulfide. Advanced Energy Materials, 2015, 5 (18): https://doi.org/10.1002/aenm.201500738

(9) Singhal, R.#; Chung, S-H.#; Manthiram, A.; Kalra, V. A Free-standing Carbon Nanofiber Interlayer for High-Performance Lithium-Sulfur Batteries. Journal of Materials Chemistry A, 2015, 3, 4530. https://doi.org/10.1039/C4TA06511E

(8) Chung, S.-H.#; Singhal, R.#; Kalra, V.; Manthiram, A. A Porous Carbon Mat as an Electrochemical Testing Platform for Investigating the Polysulfide Retention of Various Cathode Configurations in Li-S Cells. The Journal of Physical Chemistry Letters, 2015, 6, 2163. https://doi.org/10.1021/acs.jpclett.5b00927

(7) Singhal, R.; Kalra, V. Using Common Salt to Impart Pseudocapacitive Functionalities to Carbon Nanofibers. Journal of Materials Chemistry A, 2015, 3, 377. https://doi.org/10.1039/C4TA05121A

(6) Tran, C.; Singhal, R.; Lawrence, D.; Kalra, V. Polyaniline-coated Freestanding Porous Carbon Nanofibers as Efficient Hybrid Electrodes for Supercapacitors. Journal of Power Sources, 2015, 293, 373. https://doi.org/10.1016/j.jpowsour.2015.05.054

(5) Dillard, C.; Singhal, R.; Kalra, V. Hierarchical Self-Assembly in Monoaxially Electrospun P3HT/PCBM Nanofibers. Macromolecular Materials & Engineering, 2015, 300 (3), 320-327. https://doi.org/10.1002/mame.201400214

(4) Kaul, S.; Singhal, R.; Behera, B.; Bangwal, D. Reactive extraction of non-edible oil seeds for biodiesel production. Journal of Scientific and Industrial Research, 2014, 73(4), 235. http://nopr.niscair.res.in/handle/123456789/27729

(3) Singhal, R.; Seth, P.; Bangwal, D.; Kaul, S. Optimization of biodiesel production by response surface methodology and genetic algorithm. Journal of ASTM International, 2012, 9(5). https://doi.org/10.1520/JAI104328

(2) Singhal, R.; Singhal, C.; Upadhyayula, S. Thermal-Catalytic Degradation of Polyethylene over Silicoaluminophosphate Molecular Sieves – A Thermogravimetric Study. Journal of Analytical and Applied Pyrolysis, 2010, 89(2), 313. https://doi.org/10.1016/j.jaap.2010.09.007

(1) Hakeem, M.A.; Ali, M.M.; Singhal, R.; Ali, S.S. Modeling of Non-Isothermal Batch Reactor using Fuzzy Logic. Indian Chemical Engineer, 2009, 51(4), 261.  https://doi.org/10.1080/00194500903444334

BOOK CHAPTER

  • P. Sahoo, R. Singhal, P. K. Sow, Superhydrophobic Surfaces for Anti-scaling Applications, Industrial Scale Inhibition: Principles, Design, and Applications, 458-482, John Wiley & Sons, Inc. https://doi.org/10.1002/9781394191208.ch21.

CONFERENCE PRESENTATIONS/SEMINARS (*presenter in bold)

  • S. Radhakanth, A. Desai, R. Singhal, "Engineering Porous Carbon Nanofibers from Sacrificial Polymers for High-Performance Supercapacitors", Advanced Functional Materials and Devices 2024 (AFMD-2024), SRM Institute of Science & Technology, Feb 26-29 2024. (Poster Presentation)
  • S. Radhakanth, R. Singhal, "Facile synthesis of freestanding composite Ni-MOF@Co-CNF electrode for high-performance supercapacitor applications", ChEmference2023, BITS Pilani Goa Campus. 30th Sept-2nd Oct 2023. (Oral Presentation)
  • Ishita I., R. Singhal, "High-Performance Supercapacitor Combining Porous Electrode-based Double-Layer Charge Storage and Pseudocapacitance via Redox Electrolyte", International Conference on Advances in Chemical & Material Sciences, ACMS-2022 organized by the Indian Institute of Chemical Engineers, 14-16 April 2022 at Heritage Institute of Technology, Kolkata. (Oral presentation)
  • S. Radhakanth, R. Singhal, "Synthesis of MnO embedded CNF as electrode for High-performance Supercapacitor", International Conference on Advances in Chemical & Material Sciences, ACMS-2022 organized by the Indian Institute of Chemical Engineers, 14-16 April 2022 at Heritage Institute of Technology, Kolkata. (Oral presentation)
  • S. Radhakanth, R. Singhal, "Ni-MOF@Co-CNF as efficient bifunctional electrocatalysts for oxygen reduction and evolution reaction", International Conference on Chemical Engineering Enabling Transition towards sustainable Future (ChemTSF 2022), 8-10 September, 2022 at IIT Roorkee. (Poster presentation)
  • R. Singhal, “Freestanding Nanofiber Electrodes for Supercapacitors”, National Conference on Advances in Chemical Engineering & Science (ACES-2020), IISER Bhopal, 28-29th Feb 2020.
  • S. Radhakanth, R. Singhal, “Electrospun Manganese Oxide Nanoparticles decorated Carbon Nanofibers as Electrodes for Supercapacitors”, International Conference on Electrochemistry in Industry, Health & Environment (EIHE-2020), OP-25, BARC, Mumbai, 21-25th Jan 2020.
  • Ishita, R. Singhal, “Porous Multi-Channel Carbon Nanofiber Electrodes for High Performance Supercapacitors using Waste Expanded Polystyrene”, International Conference on Electrochemistry in Industry, Health & Environment (EIHE-2020), PP-184, BARC, Mumbai, 21-25th Jan 2020.
  • R. Singhal, "WEPF-based CNFs for Supercapacitor Energy Storage Devices", The Fiber Society 2019 Spring Conference, Hong Kong, May 2019.
  • P. K. Sow; Ishita; R. Singhal. Solution Blow Spinning for the Synthesis of Submicron Fibers from Waste Polystyrene and Application in Oil-Water Separation, The Fiber Society, 2019 Spring Conference, Hong Kong, China, 2019.
  • Ishita I., R. Singhal, “Synthesis of porous carbon nanofibers from waste polystyrene for supercapacitor application”, First Indian Materials Conclave and 30th Annual General Meeting of MRSI, Bangalore, 2019.
  • P. Ranade, Ishita I., R. Singhal, “Low-cost activated carbon as electrodes for high-performance supercapacitors”, International Conference on Recent Advances in Composite Materials (ICRACM), IIT Roorkee, 2018.
  • R. Singhal, V. Kalra, “Porous Carbon Nanofibers Decorated with Cobalt Nanoparticles as Binder-Free Efficient Cathode for Lithium-Oxygen Batteries”, PRiME 2016/230th ECS Meeting.
  • R. Singhal, V. Kalra, “Advanced carbon nanofiber materials for electrochemical energy storage devices”, 1st Philadelphia Electrochemical Society Symposium, Drexel University, 2016.
  • R. Singhal, V. Kalra, “Pseudocapacitive carbon nanofibers using sodium chloride (aka common salt)”, 228th ECS Meeting, 2015, Meeting abstracts, 556-556.
  • R. Singhal, V. Kalra, “Cobalt Nanoparticles Embedded in Porous Carbon Nanofibers as Bifunctional Electrocatalysts for Oxygen Reduction and Evolution Reactions”, 228th ECS Meeting, 2015, Meeting abstracts, 28-28.
  • R. Singhal, V. Kalra, “Using Common Salt to Impart Pseudocapacitive Functionalities to Carbon Nanofibers”, Fiber Society Meeting, October 2014, Philadelphia, PA.
  • R. Singhal, D. Bangwal, S. Kaul, M.O. Garg, “Statistical study for the reactive extraction of biodiesel from Karanja seeds”, CHEMCON 2011, India.
  • C. Singhal, R. Singhal, K. Kondamudi, S. Upadhyayula, “High-Density polyethylene cracking over ionic liquids”, CHEMCON 2009, India.  

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