Results 41 to 50 of about 590,819 (302)

Tailoring Microstructure in Copper‐Based Conductive Metal–Organic Frameworks for Enhanced Chemiresistive Sensing and Uptake of Sulfur Dioxide

open access: yesAdvanced Functional Materials, EarlyView.
Precursor‐ and solvent‐mediated synthesis yields four Cu3(HHTP)2 morphologies with distinct physicochemical, sorption, and sensing properties toward SO2. Uptake capacities correlate with BET surface area, while sensing performance scales with particle aspect ratio.
Patrick Damacet   +5 more
wiley   +1 more source

HARDWARE-SOFTWARE SYSTEM TEST BENCH FOR STUDIES OF A RECIPROCATING ELECTRICAL MACHINE

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
The paper describes new engineering solutions when developing a test bench for studying experimental models of reciprocating electrical machines, as well as the hardware-software control system.
A. N. Tsvetkov   +3 more
doaj   +1 more source

Comparison between Drift Test Bench and Other Techniques in Spray Drift Evaluation of an Eight-Rotor Unmanned Aerial Spraying System: The Influence of Meteorological Parameters and Nozzle Types

open access: yesAgronomy, 2023
In the past decade, an unmanned aerial spraying system (UASS) was applied more and more widely for low-volume aerial pesticides spraying operations in China.
Changling Wang   +8 more
doaj   +1 more source

Fatigue test bench manufacturing by reusing a parallel lathe [PDF]

open access: yes, 2018
Fatigue life of machined parts strongly depends on their surface condition. The rotating bar bending fatigue testing method is widely used to obtain the fatigue behavior of metallic materials due to its simplicity.
Bermudo Gamboa, Carolina   +3 more
core  

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

A Generic Approach to Modeling Vehicle Pitch Dynamics on a Vehicle Test Bench

open access: yesIEEE Open Journal of Vehicular Technology, 2023
The complexity of ADAS (Advanced Driving Assistance Systems) and AD (Autonomous Driving) functions increased in the last years. As the effort required for conventional test methods has grown significantly, new test procedures on vehicle test benches have
Clemens Kurz   +2 more
doaj   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Development of a test bench for the electronics of ionizing radiationdetectors [PDF]

open access: yes, 2019
In the present final degree project a low cost test bench is presented. A test bench is an envi-ronment used to verify the correctness of devices. In this case, the test bench is used to test preamplifiers and digitizers of the nuclear instrumentation ...
Poveda Hospital, Salvador
core  

Endothelial Cells Angiogenesis in Sulfated Glycosaminoglycan (GAG) Hydrogels Enhanced by Bioactive Glass‐Released Ions

open access: yesAdvanced Functional Materials, EarlyView.
A mechanically tunable hydrogel composed of gelatin, chondroitin sulfate and laminin promotes angiogenesis in vitro without the supplement of growth factors. Endothelial cells morphogenesis was further enhanced by medium conditioned with bioactive glass 58S‐released ions (Ca and Si), thus offering a promising strategy to vascularize 3D tissue ...
Marco Piazzoni   +13 more
wiley   +1 more source

A nyquist criterion for time-varying periodic systems, with application to a hydraulic test bench [PDF]

open access: yes, 2002
In this paper, stability results dedicated to sampled periodic systems are applied to a mechanical system whose stiffness exhibits quick variations: a hydraulic test bench used to achieve mechanical test on complex structures.
Garcia Iturricha, Aitor   +3 more
core  

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