Results 131 to 140 of about 3,352,034 (364)

Highly Stable Ion‐Exchange Doping of Organic Semiconductor Single Crystals for Reliable Flexible Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Stable ion‐exchange doping of organic semiconductor single crystals is demonstrated using bulky hydrophobic anions. Electrical conductivity is significantly enhanced and maintained under ambient air and elevated temperatures, while intrinsic strain sensitivity remains intact over 100 000 strain cycles. The approach highlights the critical role of anion
Tomohiro Murata   +5 more
wiley   +1 more source

Coordinated Multi‐Component Gradient Engineering of Catalyst Layers for Advanced Polymer Electrolyte Fuel Cells

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a continuous linear gradient catalyst layer design, a general strategy for improving membrane electrode assemblies across electrochemical devices. Fabricated via a dual‐nozzle spray coating method, the architecture controls the Pt/carbon ratio, ionomer content and ionomer type across the catalyst layer, enhancing proton conduction ...
Shangwei Zhou   +15 more
wiley   +1 more source

Aeroacoustics of a porous plug supersonic jet noise suppressor [PDF]

open access: yes
The aeroacoustics of a porous plug supersonic jet noise suppressor was investigated. The needed modifications of the existing multistream coaxial jet rig; the compressed air facility and pressure controls; the design, the fabrication, and the ...
Das, I. S.   +2 more
core   +1 more source

Rotor and stator assembly configured as an aspirating face seal [PDF]

open access: yes, 1999
A rotor and stator assembly having a rotor and a stator with opposing surfaces defining an air bearing and an air dam of an aspirating face seal. In a first embodiment, the air bearing and the air dam are axially offset. In a second embodiment, the rotor
Bagepalli, Bharat Sampathkumaran   +3 more
core   +1 more source

Analysis of the Electrochemical Stability of Sulfide Solid Electrolyte Dry Films for Improved Dry‐Processed Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
An adapted processing for solvent‐free argyrodite solid electrolyte films based on insights into degradation mechanisms of the widely used binder polytetrafluoroethylene is presented. By adapting the dry film processing, long‐term cycling in Si||NMC pouch cells is demonstrated over more than 1000 cycles with a capacity retention of more than 80%, and ...
Maria Rosner   +10 more
wiley   +1 more source

THE CHANGE OF WORKFLOW PROCESS INDICATORS ACCORDING TO SPEED CHARACTERISTICS WHEN HEATING THE COMPRESSEDAIR AT THE ENTRONCE TO THE PNEUMATIC ENGINE [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2015
Experimental studies of the four-cylinder piston air motor 0/D = 76/77 with a slide air diffuser. There were considered the experimental high-speed characteristics, taking into account the heating of the compressed intake air. Heating of the entering the
A. Voronkov
doaj  

A model proposal for the electric energy valorization in a pv power plant equipped with CAES system [PDF]

open access: yes, 2016
In this article, an analytical method is evaluated and implemented; to assess the possible electricity sales strate-gies produced by a 3 MW photovoltaic power plant, connected to a 250 kW CAES (Compressed Air Energy Storage) system, with a storage ...
BYLYKBASHI, KLITON   +2 more
core  

A Solvent‐Free, Dry‐Processed Li‐Ion Battery Enabled by Dual Binders and Nanostructured Aluminum Current Collectors

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐binder dry‐processed electrode (DB‐DPE) combining PTFE and PVDF with a nanostructured Al current collector (NSA) forms a mechanically interlocked interface that significantly improves adhesion and reduces interfacial resistance. With an active material content as high as 96 wt.%, the NSA‐based DB‐DPE enables high‐mass‐loading operation (12.5 mAh
Seok Yun Kim   +4 more
wiley   +1 more source

Compressed air mechanical drying for railway branch of Europe [PDF]

open access: yesTransport Problems, 2010
The up-to-date compressed air drying methods for necessities of different industrial branches are covered. In particular, the approved, reliable method of compressed air drying is suggested.
Leonid RIPOL’-SARAGOSI
doaj  

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