Purnendu Parhi

ORCID: 0000-0003-0021-4378
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About
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Research Areas
  • Electrocatalysts for Energy Conversion
  • Fuel Cells and Related Materials
  • Catalytic Processes in Materials Science
  • Advanced battery technologies research
  • biodegradable polymer synthesis and properties
  • Advancements in Solid Oxide Fuel Cells
  • Molecular Junctions and Nanostructures
  • Electronic and Structural Properties of Oxides
  • Advanced Photocatalysis Techniques
  • Metal-Organic Frameworks: Synthesis and Applications
  • Natural Fiber Reinforced Composites
  • Magnetism in coordination complexes
  • Electrophoretic Deposition in Materials Science
  • Extraction and Separation Processes
  • Quantum Dots Synthesis And Properties
  • Bone Tissue Engineering Materials
  • Polymer Foaming and Composites
  • Nanocomposite Films for Food Packaging
  • Surgical Sutures and Adhesives
  • Nanomaterials for catalytic reactions
  • Additive Manufacturing and 3D Printing Technologies
  • Supercapacitor Materials and Fabrication
  • Vanadium and Halogenation Chemistry
  • Radioactive element chemistry and processing
  • Polyoxometalates: Synthesis and Applications

Ravenshaw University
2013-2024

Sri Sri University
2020

Pennsylvania State University
2010

Indian Institute of Technology Delhi
2010

Colorado State University
2008-2009

Electrocatalytic active species like transition metal oxides have been widely combined with carbon-based nanomaterials for enhanced Oxygen Reduction Reaction (ORR) studies because of the synergistic effect arising between different components. The aim present study is to synthesize CeO2/g-C3N4 system and compare ORR activity bare CeO2. Ceria (CeO2) embedded on g-C3N4 nanocomposite was synthesized by a single-step microwave-mediated solvothermal method. This cerium oxide-based displays...

10.3389/fchem.2019.00403 article EN cc-by Frontiers in Chemistry 2019-06-06

A hydrothermally synthesized CeCuO 3 perovskite nanomaterial has been used as a disinfectant against microorganisms causing urinary tract infections (UTIs).

10.1039/d2nj03646k article EN New Journal of Chemistry 2022-01-01

Praseodymium-based perovskites Pr1–xSrxMnO3 (x = 0.1, 0.2, 0.3, 0.4), denoted as PSM-0.9, PSM-0.8, PSM-0.7, and PSM-0.6, respectively, are prepared by the sol–gel method. The structural properties morphology of as-prepared catalysts studied with help XRD, SEM, TEM, XPS. were tested for their oxygen reduction reaction (ORR) activities in an alkaline medium. Among catalysts, onset potential −0.02 V, is found to be most active ORR catalyst. number electron transfer, n= 4, was calculated using...

10.1021/acsaem.3c01474 article EN ACS Applied Energy Materials 2023-09-21

Abstract The persistently increasing energy consumption and the deficiency of conventional fuels have raised serious concern in recent years. advanced conversion technologies like fuel cells been benefitted by development suitable catalytic materials that can effectively carry out appropriate electrochemical processes oxygen reduction reaction (ORR). Direct Methanol Fuel (DMFCs) act as an device efficiency be enhanced with active ORR catalysts. Here, we reported activity Ni doped CeO 2 /rGO...

10.1002/slct.202001177 article EN ChemistrySelect 2020-06-09

Pentagonal bipyramidal uranium(<sc>vi</sc>) complexes containing the benzil bis(isonicotinoyl hydrazone) ligand were synthesized and their spectroscopic, structural, thermal, electrochemical properties investigated.

10.1039/d0dt02014a article EN Dalton Transactions 2020-01-01

Microwave mediated metathetic solid state reaction between NaVO3 or NH4VO3 and CaCl2 followed by dissolution in aqueous solution resulted the crystallization of four calcium vanadate hydrates: CaV2O6·4H2O (1), CaV2O6·4.25H2O (2), CaV2O6·5H2O (3), (NH4)2[{Ca(H2O)7}2V10O28]·2H2O (4). Single crystal X-ray diffraction analysis three pseudopolymorphs 1−3 revealed that packing is dominated presence ladder-type {V2O6} chains made edge-shared VO5 square pyramids interconnected via hydrate chains....

10.1021/cg100703h article EN Crystal Growth & Design 2010-10-25

Abstract Designing a low‐cost, long‐lasting, and active electrocatalyst for the oxygen reduction reaction (ORR) is crucial to replace high‐cost commercial Pt/C electrocatalyst. We have examined electrocatalytic activity of stannate‐based perovskite system modified with N‐doped reduced graphene oxide (SrSnO 3 /NrGO). The sol–gel method was used synthesize SrSnO nanoparticles. Later on, hydrothermal technique employed prepare /rGO /NrGO, respectively. assessed ORR performance all three...

10.1002/slct.202404668 article EN ChemistrySelect 2024-12-01

Today, the world is facing a severe challenge due to depletion of traditional fossil fuels.Scientists across globe are working for solution that involves dramatic shift practical and environmentally sustainable energy sources.High-capacity systems, such as metal-air batteries, fuel cells, highly desirable meet urgent requirement energies.Among cells Direct methanol (DMFCs) recognized an ideal power source mobile applications have received considerable attention in recent past.In this...

10.1107/s2053273317084108 article EN Acta Crystallographica Section A Foundations and Advances 2017-12-01

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at glance that was extracted from about 200 leading journals. To access of an article which published elsewhere, please select “Full Text” option. The original trackable via the “References”

10.1002/chin.200904024 article EN ChemInform 2009-01-02
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