Results 61 to 70 of about 8,597,555 (289)

Mono‐Material Polydisulfides for Pressure Sensitive Adhesive Tapes With Closed‐Loop Recyclability

open access: yesAdvanced Functional Materials, EarlyView.
A high‐performance pressure‐sensitive adhesive (PSA) tape is developed where both the adhesive layer and plastic backing layer can be recycled back to monomer in a closed‐loop cycle. Both layers of the tape are composed of analogous polydisulfide copolymers using only two unique monomers, thus giving it a mono‐material design and enabling recycling of ...
Woojung Ham   +3 more
wiley   +1 more source

Corona characteristics of conductor with TiO(2) hydrophilic film subjected to DC high voltage

open access: yesThe Journal of Engineering, 2019
Water drops on the surface of conductors influence the ambient electric fields and decrease corona inception voltage. A conductor coated with TiO(2) film was developed to prevent effects of droplets.
Xingming Bian   +6 more
doaj   +1 more source

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

Analysis of Experimental Data from a Concentrating Parabolic Solar Plant and Comparison with Simulation Model Results

open access: yesEnergies
Among the concentrating solar power (CSP) technologies, the parabolic trough (PT) solar collector is a proven technology mainly used to produce electricity and heat for industrial processes.
Giuseppe Canneto   +3 more
doaj   +1 more source

Investigation on sub-synchronous oscillations in DFIG-based transmission system based on improved complex torque coefficients method

open access: yesThe Journal of Engineering, 2019
The complex torque coefficients (CTC) method has been widely adopted to investigate the conventional sub-synchronous oscillation (SSO) issues. However, the application of the CTC method is limited when large-scale wind power generations are integrated ...
Yijun Wang   +4 more
doaj   +1 more source

A novel distance protection scheme using single‐ended transient voltage based on generalized S transform

open access: yesIET Generation, Transmission & Distribution, 2022
Concerning the distance protection steady‐state over‐reach or under‐reach caused by the transition resistance, a novel distance protection scheme based on transient information is proposed.
Yifan Li   +4 more
doaj   +1 more source

Electrochemical Pathways for Nitrate Conversion to Ammonia: From Environmental Challenges to Ammonia Economy

open access: yesAdvanced Functional Materials, EarlyView.
This perspective presents recent advances in electrocatalytic nitrate reduction, focusing on reaction mechanisms, catalyst design, and electrolyzer configurations. Key challenges in selectivity, stability, and practical wastewater treatment are highlighted, while future directions for advancing sustainable ammonia synthesis and nitrate remediation are ...
Xintong Li   +9 more
wiley   +1 more source

Transient electric field of the combined insulation structure under positive periodic square waveform voltage: Analytical analysis and application

open access: yesHigh Voltage, 2022
The working voltage of the high‐voltage high‐power electronic devices is the positive periodic square waveform (PPSW) voltage, which is much different from the conventional AC or DC voltage.
Teng Wen   +4 more
doaj   +1 more source

CO2‐to‐CO Conversion in a Gas‐Fed, Zero‐Gap, PEM Electrolyzer Enabled by Polycations and Nitrogen‐Doped Carbon‐Supported Cobalt Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
A gas‐fed, zero‐gap, PEM CO2 electrolyzer is realized by incorporating PDDA+ ions onto the carbonaceous Co/N‐C electrocatalyst, with gaseous H2 and CO2 fed into the anode and cathode, respectively. Operating without an aqueous electrolyte, the system sustains a peak FECO of 65.1% at 100 mA cm−2. ABSTRACT Electrochemical carbon dioxide reduction (ECO2R)
Yuen Leong Chow   +6 more
wiley   +1 more source

Techno-economic assessment of the retrofit of a natural gas combined cycle for variable load operations

open access: yesEnergy Conversion and Management: X
The increasing penetration of renewable energy sources is forcing fossil fuel power plants, where carbon capture and storage represents a key decarbonization pathway, into more frequent part-load operation, requiring greater operational flexibility.
Francesca Rita Famà   +3 more
doaj   +1 more source

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