Results 161 to 170 of about 134,496 (302)

A Scalable Heat Pump Film with Zero Energy Consumption. [PDF]

open access: yesPolymers (Basel), 2022
Meng Z   +8 more
europepmc   +1 more source

Heat Pump Strategies and Payoffs

open access: yes, 1982
After evaluating numerous waste heat sources and heat pump designs for energy recovery, we have become aware that a great deal of confusion exists about the economics of heat pumps.
Gilbert, J. S.
core  

Tuning Amorphous‐Crystalline Catalytic Interfaces by Mechanochemistry: Cu‐Based Metallic Glasses Coupled with Ceria for CO Oxidation

open access: yesAdvanced Materials, EarlyView.
Ball‐milling Cu‐based metallic glasses with ceria creates a unique nanostructure where metallic glass particles are wrapped by CeO2 nanoparticles. The intimate integration triggers copper state reorganization during reaction and aging, boosting CO oxidation and COPrOx activity.
Maahin Mirzay‐Shahim   +17 more
wiley   +1 more source

Experimental Research on a New Mini-Channel Transcritical CO2 Heat Pump Gas Cooler. [PDF]

open access: yesMicromachines (Basel), 2023
Jiang J   +7 more
europepmc   +1 more source

Air and Water Flowrate Optimisation for a Fan Coil Unit in Heat Pump Systems

open access: yes, 2012
The degradation in efficiency of auxiliary components in heating/cooling systems when operating at part load is frequently reported. Through the use of variable speed components, the supplied capacity can be reduced to match the required load and hence ...
Kilian, Edwards, Finn, Donal P.
core  

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Research Progress of Compression Heat Pump Coupled with Phase Change Materials for Heat Storage

open access: yesZhileng xuebao
In recent years, the research of regenerative heat pump has been widely concerned. The combination of phase change heat storage technology and heat pump can improve the performance of heat pump and the utilization rate of renewable energy, but it still ...
杨耿, 肖鑫, 王云峰
doaj  

POM‐Based Water Splitting Catalyst Under Acid Conditions Driven by Its Assembly on Carbon Nanotubes

open access: yesAdvanced Materials, EarlyView.
A newly‐engineered POM‐based electrocatalyst incorporating non‐innocent counter cations exhibits fast kinetics for either the OER or HER under strongly acidic conditions (1 m H2SO4), depending on whether it is assembled on carbon nanotubes (1@CNT) or physically mixed with them (1/CNT). In water‐splitting tests using a two‐electrode setup, these systems
Eugenia P. Quirós‐Díez   +8 more
wiley   +1 more source

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