Results 91 to 100 of about 157,695 (360)

Device Integration Technology for Practical Flexible Electronics Systems

open access: yesAdvanced Functional Materials, EarlyView.
Flexible device integration technologies are essential for realizing practical flexible electronic systems. In this review paper, wiring and bonding techniques critical for the industrial‐scale manufacturing of wearable devices are emphasized based on flexible electronics.
Masahito Takakuwa   +5 more
wiley   +1 more source

Using In Situ TEM to Understand the Surfaces of Electrocatalysts at Reaction Conditions: Single‐Atoms to Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes recent advances in closed‐cell in situ TEM strategies for accurate determination of the activity and stability of single‐atom catalyst systems during operation. Operando conditions causing dynamic changes of SAC systems are highlighted and we explain why ensemble average‐based optical techniques may benefit from the technological
Martin Ek   +4 more
wiley   +1 more source

Active and passive cooling approaches for a Southern California residential community

open access: yesAdvances in Applied Energy
This study assesses cooling strategies in a low-income community in Southern California that lacks air conditioning and struggles with heat and air pollution.
Robert Flores   +10 more
doaj   +1 more source

Minimising energy use in milk powder production using process integration techniques [PDF]

open access: yes, 2012
Spray drying of milk powder is an energy intensive process and there remains a significant opportunity to reduce energy consumption by applying process integration principles.
Atkins, Martin John   +4 more
core   +2 more sources

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin   +7 more
wiley   +1 more source

Application of transcritical CO2 heat pumps to boiler replacement in low impact refurbishment projects

open access: yesHeliyon
80% of current UK housing stock is expected to still be in use in 2050. Difficult, intrusive and expensive, refurbishment measures are required to achieve the level of insulation required for current low temperature heat pumps.
William Lambert, Zahir Dehouche
doaj   +1 more source

YIMBY Generation – yes in my back yard! UK householders pioneering microgeneration heat [PDF]

open access: yes, 2008
This report summarises the responses to a survey of over 900 households (the largest such UK study to date) who were considering or buying microgeneration heat technologies.
Abelman, Jennie   +2 more
core  

Covalent Organic Frameworks for Water Sorption: The Importance of Framework Physical Stability

open access: yesAdvanced Functional Materials, EarlyView.
This study explores the water‐vapor stability of 2D covalent organic frameworks (COFs) with varying pore sizes. Results reveal microporous COFs demonstrate superior stability compared to mesoporous ones, despite lower water uptake. Mesoporous keto‐enamine‐linked COFs show enhanced stability due to intralayer hydrogen bonds, confirmed by simulations and
Wei Zhao   +13 more
wiley   +1 more source

Analysis of Frosting Characteristics of Air Source Heat Pumps in Winter Based on Actual Operation Data

open access: yesZhileng xuebao, 2020
A serious problem confronting theoperation of air source heat pumps is the degradation in performance caused by frosting ofoutdoor units. In practical applications, the probability of frosting in local climatic conditions determines the applicability of ...
Fang Zhiqiang   +5 more
doaj  

Measurement and Verification of Integrated Ground Source Heat Pumps on a Shared Ground Loop

open access: yesEnergies, 2020
We propose an integrated geothermal system that consists of air-conditioning and hot water service ground source heat pumps, both of which share a ground water loop.
Jeong Soo Shin   +2 more
doaj   +1 more source

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