Results 111 to 120 of about 23,442 (304)

All‐Polyimide‐Mediated Liquid Metal Assembly on Aerogels for Breathable and Robust Electronic Skins

open access: yesAdvanced Materials, EarlyView.
An all‐polyimide‐mediated assembly strategy resolves the fundamental conflict between physiological breathability and electromechanical robustness in wearable electronics. By integrating a polyamic acid‐encapsulated liquid metal ink onto an ultralight polyimide aerogel, imidization‐induced contraction enables low‐temperature conductive activation and ...
Haijun Zhu   +18 more
wiley   +1 more source

Sealing performance of compressed air energy storage spaces in aquifers: key issues and progress

open access: yesYouqi dizhi yu caishoulu
The utilization of pore space in aquifers for compressed air energy storage (CAESA) has the advantages of great potential, wide distribution, and flexible layout, especially in oil-bearing aquifers where better implementation conditions are often ...
LUO Hongmei   +6 more
doaj   +1 more source

Compressed natural gas vehicles

open access: yes, 2008
Title from Web page (viewed Oct. 3, 2008).; "September 17, 2008."; Discusses how compressed natural gas (CNG) vehicles work, what has the state done to promote these vehicles, and why aren't there more CNG vehicles in use in the state.; Harvested from ...
McCarthy, Kevin E. (Kevin Edward), 1954-
core  

Interfacial Acid Sites‐Mediated ZnO‐Based Electrocatalysts for Sustainable Dual‐Pathway H2O2 Production and Rechargeable Zn‐H2O2 Electrochemical Cell

open access: yesAdvanced Materials, EarlyView.
In this work, a synergistic strategy introduces interfacial acid sites, oxygen vacancies, and built‐in electric field into ZnSe/ZnO heterojunction to optimize its electronic structure and electrode micro‐environment. This overcomes sluggish oxygen reduction reaction kinetics and low H2O2 selectivity, achieving record H2O2 productivity (754.4 M gcat−1 ...
Lijun Yang   +8 more
wiley   +1 more source

Carbons Suitable for Medium Pressure (6.9 MPa) Methane Storage

open access: yesAdsorption Science & Technology, 2000
The storage and delivery of natural gas using adsorbent carbon monoliths at 3.4 MPa is only about 75% that of natural gas compressed to 21 MPa on an equal volume basis.
D.F. Quinn, S. Ragan
doaj   +1 more source

Emissions pollutant from diesel, biodiesel and natural gas refuse collection vehicles in urban areas

open access: yes, 2010
Urban pollution is more and more concern due to human health implications. In that way, emissions pollutant from commercial vehicles which move daily at fixed itineraries such as, buses and refuse collection vehicles must be monitored.
Jiménez Alonso, Felipe   +3 more
core  

Compressed Natural Gas (CNG) Technology for Fuel Power Plants

open access: yes, 2017
Gas has great potential to be converted into electrical energy. Indonesia has natural gas reserves up to 50 years in the future, but the optimization of the gas to be converted into electricity is low and unable to compete with coal.
Diantari, Retno Aita; College of Engineering – PLN (Foundation for Education & Welfare PT. PLN (Persero)   +1 more
core   +1 more source

A Dual‐Bioresponsive and Programmable Microneedle Matrix as a Bioinspired Coupler for Orchestrating Diabetic Bone Regeneration

open access: yesAdvanced Materials, EarlyView.
This project developed a smart bandage‐like patch (a microneedle array) for repairing diabetic bone damage. It intelligently senses signals from infection and inflammation, then releases its medicines in a specific, timed sequence: first an antibacterial agent, then an anti‐inflammatory agent, and finally growth factors.
Yu Wang   +10 more
wiley   +1 more source

Methanation of simulated natural gas using alumina supported managanese doped ruthenium and palladium oxide catalyst [PDF]

open access: yes, 2012
Malaysian crude natural gas categorized as a sour gas due to the contamination of CO2 other gases. Therefore in this research, manganese oxide doped noble metal oxides suppor ted on alumina were prepared for methanation reaction to convert CO2 to CH4 ...
Abd. Rahim, Hazwan Faiz
core  

Compressed Natural Gas Vehicles: Financially Viable Option?

open access: yes, 2016
Natural gas vehicles are being developed because of increasing concerns about energy dependence, air quality and emissions, and, more recently, climate change. The major advantage of natural gas vehicles is their lower fuel cost.
Barnes, Ryan   +3 more
core   +1 more source

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