Browsing by Author "Dalvi, Anshuman"

A04-0580 - Na3Zr2Si2PO12-Polymer Hybrid Composites for Solid-State Supercapacitor Applications

Dalvi, Anshuman (IMCS 2020, 2020-05)

Various Na+ ions conducting composite polymer electrolytes have been developed in last three decades, but their application is limited due to poor ionic conductivity near room temperature. Recently, we have demonstrated ...

All-solid-state electric double layer supercapacitors using Li1.3Al0.3Ti1.7(PO4)3 reinforced solid polymer electrolyte

Dalvi, Anshuman (Elsevier, 2022-05)

In this work, we report the fabrication and characterization of all-solid-state supercapacitors based on a conductive filler dispersed solid polymer electrolyte. Fast ionic Li1.3Al0.3Ti1.7(PO4)3 (LATP) reinforced PEO-PEG-LITFSI ...

All-solid-state Na+ ion supercapacitors using Na3Zr2Si2PO12-polymer hybrid films as electrolyte

Dalvi, Anshuman (Elsevier, 2021-09)

We report all-solid-state Na+ ion electrical double layer capacitors (EDLCs) for the first time in this study. These are fabricated using a novel Na+ ion solid polymer electrolyte (SPE) and high surface area (877 m2-g−1) ...

All-Solid-State Supercapacitors Based on Na+ Ion Composite Solid Polymer Electrolyte: Tailoring the Interface by Solvent Layer Approach

Dalvi, Anshuman (SSRN, 2023-12)

The present investigation proposes a novel approach to improve the performance of all solid-state supercapacitors (ASSCs). These ASSCs having a composite solid polymer electrolyte membrane (CSPE) and high surface area ...

Characterization and electrochemical cell characteristics of mechanochemically synthesized AgI–Ag2O–MoO3 amorphous superionic system

Dalvi, Anshuman (Elsevier, 2003-05)

Mechanochemically synthesized amorphous and thermally stable xAgI(100−x)[0.5Ag2O+0.5MoO3] system for x=40, 50, 60 and 70 shows high ionic conductivity of ∼10−2–10−3 Ω−1 cm−1 at room temperature. The highest ionic conductivity ...

Climate justice is central to addressing the climate emergency’s psychological consequences in the Global South: a narrative review

Dalvi, Anshuman (CUP, 2013-09)

We present neutron diffraction results on superionic materials that are good candidates for use as solid-state electrolytes in next generation Li+ ion batteries. Lithium ion conducting glasses of the compositions xLi2SO4-(1-x) ...

A comparative study of crystallization kinetics between conventionally melt quenched and mechanochemically synthesized AgI–Ag2O–CrO3 superionic system

Dalvi, Anshuman (Elsevier, 2003-10)

Non-isothermal crystallization kinetics in conventionally melt quenched versus mechanochemically synthesized amorphous AgI–Ag2O–CrO3 superionic solids is discussed. The quenched as well as ball-milled samples exhibit glass ...

Conductivity and capacitance studies of silica glass composites containing [BMIM]Br and LiCl

Dalvi, Anshuman; Sivasubramanian, S.C. (IOP, 2019)

Ionic liquid (IL) 1-butyl-3methylimidaolium bromide ([BMIM]Br) confined Li+ ion containing silica glass composites have been prepared by hydrolytic sol-gel process. The IL dispersed amorphous systems exhibit improved ionic ...

Crystallization and glass transition kinetics in Cu+ ion substituted Cux–Ag1 − xI–Ag2O–V2O5 superionic glasses

Dalvi, Anshuman (Elsevier, 2011-04)

Crystallization kinetics and thermal properties in superionic glasses CuxAg1 − xI–Ag2O–V2O5 for x = 0.1–0.3 have been thoroughly investigated. X-ray diffraction and differential scanning calorimetry measurements confirm ...

Crystallization in Li2SO4–Li2O–P2O5 glassy ionic system: An assessment through electrical transport

Dalvi, Anshuman (Elsevier, 2014-10)

The electrical transport during the crystallization of ternary Li2SO4–Li2O–P2O5 glassy ionic system reveals interesting results. Electrical conductivity isotherms recorded at the crystallization temperature are found to ...

Crystallization studies on AgI–Ag2O–MoO3 superionic system synthesized by melt quenching and mechanical milling

Dalvi, Anshuman (Elsevier, 2005-05)

Crystallization in the melt-quenched (MQ) and mechanically milled (MM) superionic systems has been thoroughly investigated using differential scanning calorimetry, X-ray diffraction and electrical conductivity measurements. ...

Dispersion of Li2SO4-LiPO3 glass in LiTi2(PO4)3 matrix: Assessment of enhanced electrical transport

Dalvi, Anshuman (Elsevier, 2019-04)

A novel mechanical milling assisted synthesis route has been used to prepare new generation Li+ ion glass-ceramic composites using (i) glassy system 60[Li2SO4]-40[LiPO3] (60LSLP) and (ii) Li+ NASICON, i.e., LiTi2(PO4)3 ...

Effect of conditional glass former variation on electrical transport in Li2O–P2O5 glassy and glass-ceramic ionic system

Dalvi, Anshuman (Elsevier, 2014-10)

Giving emphasis to electrical transport in the thermally unstable region, a conditional glass former based system 50Li2O–(50-x)P2O5–xMoO3 is investigated. Though glass forming region is narrow, the electrical conductivity ...

Effect of mixed glass formers on the crystallization kinetics in AgI–Ag2O–V2O5–MoO3 glassy superionic system

Dalvi, Anshuman (Springer, 2011-01)

The crystallization and glass transition kinetics using differential scanning calorimetry (DSC) in 50AgI–33.33Ag2O–16.67[(V2O5)1−x –(MoO3) x ] superionic glassy system is discussed. Thermal stability of glass, studied using ...

Electrical And Electrochemical Characterization Of ‐ Composite Polymer Electrolytes

Dalvi, Anshuman (AIP, 2011-07)

The flat, thin, and flexible ion conducting polymer films were prepared by solution casting technique from PEO complexed with Structural, electrical and electrochemical properties have been studied. The samples are found ...

Electrical Characterization of PVA-MgSO4 and PVA-Li2SO4 Polymer Salt Composite Electrolytes

Dalvi, Anshuman (Elsevier, 2019)

Polymer composite films of two types have been prepared by dissolving (i) MgSO4 and (ii) Li2SO4 in polyvinyl alcohol (PVA) matrix. Electrical conductivity exhibits enhancement with salt addition. Preliminary studies suggest ...

Electrical conductivity and thermal studies on [EMIM]BF4, Li+ and Cu2+ confined silica gel composites

Dalvi, Anshuman; Sivasubramanian, S.C. (AIP, 2020-11)

Ionic liquid ([EMIM]BF4), Li+ and Cu2+ confined silica gel of composition 33.3LiNO3-xCuCl2-1IL-(65.7- x)SiO2 have been prepared via sol gel route. Structural, thermal and electrical conductivity investigations have been ...

Electrical transport and crystallization in Cu+ ion substituted AgI–Ag2O–V2O5 glassy superionic system

Dalvi, Anshuman (Elsevier, 2010-01)

A new glassy solid electrolyte system CuxAg1 − xI–Ag2O–V2O5 has been synthesized. The structural, thermal and electrical properties of the samples have been investigated. The glassy nature of the samples is confirmed by ...

Electrical transport and structural investigations in Cu2O substituted AgI-Ag2O-V2O5 glass-ceramic nanocomposites

Dalvi, Anshuman (AIP, 2012-06)

Glass-ceramic nanocomposites in Cu2O substituted AgI-(Ag2O)1-x-(Cu2O)x-V2O5 superionic system are prepared by annealing the melt-quenched glasses above the crystallization temperatures. Structural and electrical properties ...

Electrical transport in Li2SO4-Li2O-B2O3 glass-ceramic composites

Dalvi, Anshuman (NISCAIR, 2013-05)

Lithium ion conducting glass-ceramic composites have been synthesized in Li2SO4-Li2O-B2O3 system by annealing the glass above its crystallization temperature. The electrical, structural and thermal characterization of these ...

Browsing by Author "Dalvi, Anshuman"

Browsing by Author "Dalvi, Anshuman"

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