Results 1 to 10 of about 496,072 (259)

Regeneration of Fully-discharged Graphite-Fluoride Lithium Primary Battery as Electrochemical Capacitor

open access: yesElectrochemistry, 2021
This paper reports that the fully-discharged graphite-fluoride Li primary battery (GF/Li battery) can be regenerated as a hybrid capacitor with a higher energy density than the electric double layer capacitor (EDLC) using an activated carbon electrode ...
Izuru SHIMABUKURO   +5 more
doaj   +2 more sources

Charge-discharge behavior of fluorine-intercalated graphite for the positive electrode of fluoride ion shuttle battery

open access: yesElectrochemistry Communications, 2020
Fluorine-intercalated graphite, CxF with x = 2.8, was tested for the cathode active material of an all-solid-fluoride-ion shuttle battery. The addition of copper fluoride facilitated the discharge reaction of CxF. It was discharged up to 0.4 V vs. Pb and
Yoshiaki Matsuo   +5 more
doaj   +2 more sources

Facilitating laser ignition and combustion of boron with a mixture of graphene oxide and graphite fluoride

open access: yesApplications in Energy and Combustion Science, 2020
Boron (B), with high energy density and low cost, is regarded as a promising fuel for energetic applications such as propellants. However, achieving efficient combustion of B is challenging due to its delayed ignition and slow combustion.
Yue Jiang   +6 more
doaj   +2 more sources

Synthesis and characterization of carbon based polymer composites reinforced with MWCNTs and graphite in PVDF matrix [PDF]

open access: yesScientific Reports
Lightweight polymer composites have drawn a lot of interest because of their improved mechanical, electrical, and thermal properties, which make them perfect for cutting-edge engineering applications.
Meena Laad   +4 more
doaj   +2 more sources

Investigating the effect of screen-printed structured graphite electrodes with low tortuosity for high-capacity and fast-charging lithium-ion batteries [PDF]

open access: yesScientific Reports
A flexible screen-printed graphite electrode was fabricated as an anode for developing fast-charging lithium-ion batteries with low tortuosity. A homogenous anode ink was prepared by mixing graphite as the active material, carbon black (C45) as the ...
Himanaga Rama Krishna Manoj Emani   +8 more
doaj   +2 more sources

Graphite-Mediated Microwave-Exfoliated Graphene Fluoride as Supercapacitor Electrodes

open access: yesNanomaterials, 2022
A graphite-mediated microwave-based strategy was used for solid-state exfoliation of graphite fluoride in a few seconds, followed by a simple yet efficient separation to obtain exfoliated materials based on the density difference between graphite and ...
Nicoloò Canever   +6 more
doaj   +1 more source

High-Energy and High-Power Primary Li-CFx Batteries Enabled by the Combined Effects of the Binder and the Electrolyte

open access: yesBatteries, 2023
Several effective methods have been developed recently to demonstrate simultaneous high energy and high power density in Lithium - carbon fluoride (Li-CFx) batteries. These methods can achieve as high as a 1000 Wh/kg energy density at a 60–70 kW/kg power
Haobin Huo   +3 more
doaj   +1 more source

Preparation and interfacial behavior of superhydrophobic TPV/ graphite fluoride composites

open access: yesMaterials Research Express, 2021
The High-density Polyethylene/Ethylene Propylene Diene Monomer/Graphite Fluoride (HDPE/EPDM/GF) composites are prepared by dynamic vulcanization technology. The composites with sea-island structure which contributes to excellent mechanical properties can
Cheng Zheng   +4 more
doaj   +1 more source

Composites of (C4F)n and (CF)n Synthesized by Uncatalyzed Fluorination of Graphite

open access: yesSolids, 2022
A new solid-state 19F magic-angle spinning NMR signal at an isotropic 19F chemical shift of −53 ppm is measured from graphite fluoride synthesized by reaction of graphite with F2 at temperatures above 750 K with no catalyst.
Brennan J. Walder   +6 more
doaj   +1 more source

Electrolyte viscosity and solid phase formation during aluminium electrolysis

open access: yesElectrochemistry Communications, 2021
This paper presents experimental data on the dependence on alumina and calcium fluoride concentrations of the viscosity of the industrial electrolytes NaF-AlF3-CaF2-Al2O3 with cryolite ratios (CR) of 2.1, 2.3, 2.5 in the temperature range 1243–1293 K ...
Olga Tkacheva   +4 more
doaj   +1 more source

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