A5019874499- Advanced Battery Materials and Technologies
- Advancements in Battery Materials
- Conducting polymers and applications
- Ionic liquids properties and applications
- Supercapacitor Materials and Fabrication
- Advanced Battery Technologies Research
- Extraction and Separation Processes
- Fuel Cells and Related Materials
- Zeolite Catalysis and Synthesis
- Energy and Environment Impacts
- MXene and MAX Phase Materials
- Advanced Thermoelectric Materials and Devices
- Solid-state spectroscopy and crystallography
- Hybrid Renewable Energy Systems
- Synthesis and properties of polymers
Justus-Liebig-Universität Gießen
2021-2023
The Faraday Institution
2021
University College London
2021
University of Nottingham
2020
Indian Institute of Science Bangalore
2013-2018
Lancaster University
2011
Abstract Increasing concerns regarding the sustainability of lithium sources, due to their limited availability and consequent expected price increase, have raised awareness importance developing alternative energy-storage candidates that can sustain ever-growing energy demand. Furthermore, limitations on transition metals used in manufacturing cathode materials, together with questionable mining practices, are driving development towards more sustainable elements. Given uniformly high...
Polymers in the form of composite electrolytes, as binders and protective coatings are used to modify interfaces facilitate manufacture lithium solid-state batteries with inorganic solid electrolytes.
Abstract Thiophosphate‐based solid‐state batteries (SSBs) with high‐nickel ternary cathode materials such as LiNi 0.83 Co 0.11 Mn 0.06 O 2 (NCM) represent a promising next‐generation energy storage technology due to their expected high specific discharge capacity and improved safety. However, rapid fading caused by contact loss through interphase crack formation during cell cycling is significant problem hindering stable SSB high‐energy‐density applications. In this work, uniform coating of...
The use of electrically charged, polymerized ionic liquids (polyILs) offers opportunities for the development gel–polymer electrolytes (GPEs), but rational design such systems is in its infancy. In this work, we compare properties polyIL/IL GPEs based on 1-butyl-3-(4-vinylbenzyl)imidazolium bis(trifluromethanesulfonyl)imide containing trapped ammonium-based protic (ILs) with an analogous series neutral host polymer 1-(4-vinylbenzyl)imidazole. materials are synthesized by photopolymerizing...
Abstract Borocarbonitrides (B x C y N z ) with a graphene‐like structure exhibit remarkable high lithium cyclability and current rate capability. The electrochemical performance of the B materials, synthesized by using simple solid‐state synthesis route based on urea, was strongly dependent composition surface area. Among three compositions studied, carbon‐rich compound 0.15 0.73 0.12 highest area showed an exceptional stability (over 100 cycles) capability over widely varying density values...
Mixed conducting S-MIEC, comprising a lithium surfactant tethered on sulphur nanoparticles and wrapped up by an electron polymer, displays high degree of reversibility fast charge transfer kinetics in Li–S batteries.
The proposed dendrimer based liquid electrolyte is a single-ion conductor where ion transport altered by the nature of chemical functionalities leading to large variations in anion diffusion and hence ionic transference number.
The chemical specificities of a polymer in gel electrolyte comprising an ionic liquid confined inside system governs nontrivial manner the ion transport mechanism.
Increased energy security and reduced carbon emissions pose significant challenges for science technology. However, they also create substantial opportunities innovative research development. In this review paper, we highlight some of the key mention public policies that are needed to enable efforts maximize probability their success. Climate is among uttermost nonlinear behaviors found around us. As recent studies showed possible effect cosmic rays on Earth's climate, investigate how...
We discuss here the time-temperature scaling and dielectric modeling of variation single-ion conductivity with frequency first generation (G1) liquid dendrimer electrolyte, viz., Poly(propyl ether imine) (PETIM):Li-salt. The PETIM:Li-salt electrolyte exhibits a cation/anion transference number close to unity in state. On switching from an ester (G1-COOR) cyano (G1-CN) peripheral group, keeping constant linker (ether) branching groups (amine), interesting transformation cationic ( t+ ∼1)...
We discuss here the ion transport mechanism of a gel electrolyte comprising lithium bis(trifluoromethanesulfonyl)imide (LiTFSI) solvated by two plastic crystalline solvents, one solid (succinonitrile, abbreviated as SN) and another (a room temperature ionic liquid) (1-butyl-1-methylpyrrolidinium bis(trifluoromethanesulfonyl)imide, (abbreviated IL) confined inside linear network poly(methyl methacrylate) (PMMA). The concentration IL component (x) determines physical properties unconfined...
Growing energy demand and depletion of fossils fuels results in requirement electrochemical devices with high density, smart miniaturisation to store lower area. These are coupled safety concern which is mitigated via replacement liquid electrolytes polymeric solid-state electrolytes. Exploration novel class good ionic conductivity, thermal stability mechanical integrity not only address but also adds up possibility exploring new processing technology. In this regard, we demonstrate here a...