Results 21 to 30 of about 36,350 (292)

Ultrahigh areal number density solid-state on-chip microsupercapacitors via electrohydrodynamic jet printing [PDF]

open access: yes, 2020
Microsupercapacitors (MSCs) have garnered considerable attention as a promising power source for microelectronics and miniaturized portable/wearable devices.
Ahn, David B.   +5 more
core   +1 more source

Electrochemical Properties of Poly(vinylidene fluoride-co-hexafluoropropylene) Gel Electrolytes with High-Concentration Li Salt/Sulfolane for Lithium Batteries

open access: yesElectrochemistry, 2021
Combining highly concentrated electrolytes with a polymer network is a valid approach to simultaneously achieve fast Li+ ion transport, high thermal stability, and a wide electrochemical window in a quasi-solid-state form.
Ji-young OCK   +4 more
doaj   +1 more source

Polymer Electrolytes for Lithium-Sulfur Batteries: Progress and Challenges

open access: yesBatteries, 2023
The lithium-sulfur battery has garnered significant attention from both researchers and industry due to its exceptional energy density and capacity. However, the conventional liquid electrolyte poses safety concerns due to its low boiling point, hence ...
Mingxun Jia   +6 more
doaj   +1 more source

Research progress of polymer electrolytes in supercapacitors

open access: yesCailiao gongcheng, 2019
With the rapid development of portable devices, polymer electrolytes with high safety performance are receiving widespread attention. The polymer electrolytes applied in supercapacitors in recent years were introduced in this review, including all-solid ...
XUN Zhi-yu   +4 more
doaj   +1 more source

A unified model for temperature dependent electrical conduction in polymer electrolytes [PDF]

open access: yes, 2001
The observed temperature dependence of electrical conduction in polymer electrolytes is usually fitted with two separated equations: an Arrhenius equation at low temperatures and Vogel-Tamman-Fulcher (VTF) at high temperatures.
Mikrajuddin   +2 more
core   +2 more sources

A study on the preparation of polycation gel polymer electrolyte for supercapacitors

open access: yesRSC Advances, 2021
The polycation gel polymer electrolyte (PGPE) is a promising electrolyte material for supercapacitors due to its high ionic conductivity and great flexibility.
Hao Guo   +3 more
openaire   +3 more sources

NMR studies of polymeric sodium ion conductors—a brief review

open access: yesFrontiers in Chemistry, 2023
Sodium has long been considered an alternative active battery cation to lithium because of the chemical similarity and the overwhelming natural abundance of Na compared to Li.
Allen Zheng, Steven G. Greenbaum
doaj   +1 more source

3D lithium ion batteries—from fundamentals to fabrication [PDF]

open access: yes, 2011
3D microbatteries are proposed as a step change in the energy and power per footprint of surface mountable rechargeable batteries for microelectromechanical systems (MEMS) and other small electronic devices.
Brandell, Daniel   +15 more
core   +3 more sources

Electrically switchable metallic polymer metasurface device with gel polymer electrolyte

open access: yesNanophotonics, 2023
Abstract We present an electrically switchable, compact metasurface device based on the metallic polymer PEDOT:PSS in combination with a gel polymer electrolyte. Applying square‐wave voltages, we can reversibly switch the PEDOT:PSS from dielectric to metallic.
Derek de Jong   +9 more
openaire   +4 more sources

Polymer Electrolytes for Lithium/Sulfur Batteries

open access: yesMembranes, 2012
This review evaluates the characteristics and advantages of employing polymer electrolytes in lithium/sulfur (Li/S) batteries. The main highlights of this study constitute detailed information on the advanced developments for solid polymer electrolytes ...
The Nam Long Doan   +6 more
doaj   +1 more source

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