Ananya Kumar

ORCID: 0000-0003-3472-902X
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Research Areas
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Advanced Battery Technologies Research
  • Advanced battery technologies research
  • Magnetic and transport properties of perovskites and related materials
  • Advanced machining processes and optimization
  • Advanced ceramic materials synthesis
  • Electrocatalysts for Energy Conversion
  • Advanced Surface Polishing Techniques
  • Surface Treatment and Residual Stress
  • Supercapacitor Materials and Fabrication
  • Powder Metallurgy Techniques and Materials
  • Engineering Technology and Methodologies
  • 2D Materials and Applications
  • Ferroelectric and Piezoelectric Materials

Indian Institute of Technology Kharagpur
2018-2024

Abstract Sodium‐ion batteries (SIBs) have received considerable attention as promising next‐generation energy storage systems due to a large abundance of sodium and ion chemistry similar that lithium‐ion (LIBs). We report ultramicroporous hard carbon microspheres (HCMSs) derived from sucrose via microwave‐assisted solvothermal reaction anode for SIBs. Because the HCMSs with larger interlayer spacing in graphitic domains ultramicropores, it delivers excellent 3‐RC features (reversible...

10.1002/bte2.20220007 article EN cc-by Battery energy 2022-06-22

First-generation sodium-ion batteries (SIBs) are commercially launched by Faradion Ltd., UK, and HiNa Battery Technology Company China, utilizing the transition metal oxide-based cathodes. Currently, commercial cells deliver ~1000 cycles at an energy density of ~140 to 150 Wh kg−1, whereas SIB ~120 kg−1. P2-type, O3-type, composite P-O P-P type oxide cathodes have generated much interest in last few years. P2-type layered oxides critical as achieving higher power technology, along with...

10.1002/er.8543 article EN International Journal of Energy Research 2022-08-15

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10.2139/ssrn.4773137 preprint EN 2024-01-01

Redox shuttle additives are already known in the battery field to provide overcharge protection, mainly at high-voltage cathode electrodes. The electroactive species can get either oxidized side or reduced anode side, preferentially during cycling. mechanism involves generation of positively charged radicals oxidation and subsequent diffusion reduction surface. This shuttling process continues between electrodes through baseline electrolytes. extensively studied Li-ion batteries (LIBs). 1–3...

10.1149/ma2023-026934mtgabs article EN Meeting abstracts/Meeting abstracts (Electrochemical Society. CD-ROM) 2023-12-22

10.5281/zenodo.5830694 article EN cc-by Zenodo (CERN European Organization for Nuclear Research) 2018-10-01

10.5281/zenodo.5830086 article EN cc-by Zenodo (CERN European Organization for Nuclear Research) 2021-04-30
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