Results 131 to 140 of about 7,740,811 (380)

Tunable Coordination Number in Non‐Metal‐Introduced Copper Catalysts Enables High‐Performance Electrochemical CO2 Reduction to C2 Products

open access: yesAdvanced Functional Materials, EarlyView.
Copper catalysts introduced with different non‐metallic elements regulating the coordination number of Cu are prepared by magnetron sputtering. Reducing the Cu coordination number enhances C─C coupling and boosts C2+ product selectivity, by lowering the energy barrier for the *CO → *CHO conversion step. The optimized Si‐doped Cu catalyst achieves a C2+
Xiaoye Du   +8 more
wiley   +1 more source

Hybrid Solar Thermal Energy System for District Heating Application

open access: yesSolarPACES Conference Proceedings
Solar district heating (SDH) systems can be good alternatives to conventional systems when they are optimized with hybrid configurations and thermal energy storage (TES).
Sertac Akar   +3 more
doaj   +1 more source

Alaska Energy Statistics 1960-2011 Final Report [PDF]

open access: yes, 2013
This twenty-sixth edition of the Alaska Energy Statistics reconciles energy data from public sources and makes that data more easily available to the public and stakeholders.
Fay, Ginny   +2 more
core  

Renewable energy as an alternative source for energy management in agriculture

open access: yesEnergy Reports, 2023
Yaqoob Majeed   +7 more
semanticscholar   +1 more source

Encapsulating Zinc Powder in MXene/Silk Scaffolds with Zincophilic‐Hydrophobic Polymer for Flexible Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work develops flexible zinc‐ion batteries (FZIBs) using a zincophilic/hydrophobic polymer (thermoplastic polycarbonate‐based polyurethane, TPCU) to protect Zn powder anodes and MXene/Silk (MXS) as flexible current collectors. The designed TPCU‐ZnP@MXS structure enables uniform Zn deposition, yielding dendrite‐free anodes with stable cycling ...
Zixuan Yang   +8 more
wiley   +1 more source

The roles and potentials of renewable energy in less-developed economies [PDF]

open access: yes
Increasing the renewable energy share in national energy mix remains one of the major energy policy goals across many economies. This paper assesses the roles and potentials of renewable energy sources in less-developed economies while citing Nepal as an
Nepal, Rabindra
core   +1 more source

Nature‐Inspired Sustainable Cooling for Photovoltaics with Enhanced Temperature‐Salinity Dynamics

open access: yesAdvanced Functional Materials, EarlyView.
Addressing solar panel overheating, a nature‐inspired cooling system mimicking ocean currents is developed. A moisture‐absorbing solution layer uses sunlight, radiative cooling, and moisture processes to create temperature/salinity gradients, accelerating circulation. The prototype cools panels by up to 18.2 °C under sunlight, sustains cooling, rapidly
Fuxiang Li   +7 more
wiley   +1 more source

Rapid monitoring of fermentations: a feasibility study on biological 2,3-butanediol production

open access: yesBiotechnology for Biofuels and Bioproducts
Background 2,3-butanediol (2,3-BDO) is an economically important platform chemical that can be produced by the fermentation of sugars using an engineered strain of Zymomonas mobilis.
Zofia Tillman   +3 more
doaj   +1 more source

Economic Opportunities and Structural Effects of Sustainable Energy Supply [PDF]

open access: yes
Renewable energy sources and increased energy efficiency are not only crucial for reducing greenhouse gas emissions and other negative impacts of conventional energy supply; they also hold enormous economic opportunity.
Dietmar Edler   +3 more
core  

Backbone Heterojunction Photocatalysts for Efficient Sacrificial Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Herein, a ‘single‐component’ organic semiconductor photocatalyst is presented in which a molecular donor is bonded to a polymer acceptor. The resultant material demonstrates exceptional photocatalytic activity for hydrogen evolution in aqueous triethylamine with an outstanding external quantum efficiency of 38% at 420 nm.
Richard J. Lyons   +11 more
wiley   +1 more source

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