Results 21 to 30 of about 196,958 (305)

Analysis of the Polypropylene-Based Aluminium-Air Battery

open access: yesFrontiers in Energy Research, 2021
Global energy demand is rising due to the rapid development and adoption of new technologies in every sector. Hence, there is a need to introduce a clean energy source that does not cause damage to the environment.
Weng Cheong Tan   +6 more
doaj   +1 more source

Separating Regular Languages with First-Order Logic [PDF]

open access: yes, 2014
Given two languages, a separator is a third language that contains the first one and is disjoint from the second one. We investigate the following decision problem: given two regular input languages of finite words, decide whether there exists a first ...
Place, Thomas, Zeitoun, Marc
core   +5 more sources

Concerning Separability [PDF]

open access: yesProceedings of the National Academy of Sciences, 1942
Not ...
openaire   +2 more sources

A polyimide/cellulose lithium battery separator paper

open access: yesE3S Web of Conferences, 2019
A PI/cellulose composite separator was prepared by adsorbing bacterial cellulose on a PI separator prepared via a papermaking process. The PI/cellulose separator exhibited good thermal stability and electrolyte wetting properties compared to commercial ...
Wang Shanshan   +3 more
doaj   +1 more source

Study on Performance and Operation Mechanism of a Separation Equipment for a PWR Steam Generator

open access: yesAtmosphere, 2023
Computational fluid dynamics (CFD) is adopted to calculate and analyze the performance and separation mechanism of a steam-water separation equipment for a pressurized water reactor (PWR) steam generator.
Xuelong Yang   +4 more
doaj   +1 more source

On dynamic threshold graphs and related classes [PDF]

open access: yes, 2018
This paper deals with the well known classes of threshold and difference graphs, both characterized by separators, i.e. node weight functions and thresholds.
Calamoneri, Tiziana   +2 more
core   +1 more source

Poly(ether ether ketone)-Induced Surface Modification of Polyethylene Separators for Li-Ion Batteries

open access: yesEnergies, 2023
With the global effort to reduce fossil fuels and to use eco-friendly energy, interest in Li-ion batteries (LIBs) is rapidly increasing. In the LIB system, the separator is an important component for determining the rate performance and safety of cells ...
Yunjung Kim   +5 more
doaj   +1 more source

Application of Guar Gum and its Derivatives as Green Binder/Separator for Advanced Lithium‐Ion Batteries

open access: yesChemistryOpen, 2022
Since their first commercialization in the 1990s,lithium‐ion batteries (LIBs) have become an indispensible part of our everyday life in particular for portable electronic devices.
Simran Kaur, Prof. Soumava Santra
doaj   +1 more source

A Novel Electrospinning Polyacrylonitrile Separator with Dip-Coating of Zeolite and Phenoxy Resin for Li-ion Batteries

open access: yesMembranes, 2021
Commercial separators (polyolefin separators) for lithium-ion batteries still have defects such as low thermostability and inferior interface compatibility, which result in serious potential safety distress and poor electrochemical performance.
Danxia Chen   +4 more
doaj   +1 more source

CHARAKTERYSTYKA SEPARATORÓW Z NANOWŁÓKIEN DLA BATERII LITOWO-JONOWYCH

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2014
Nanostruktura materiałów wykorzystywanych jako separatory zapewnia ich wysoką porowatość, a co za tym idzie dużą powierzchnię właściwą. Parametry te są ważne w kontekście podwyższenia mobilności jonów (Ion mobility) i zagwarantowania wystarczającej ...
Michal Musil, David Pléha
doaj   +1 more source

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