Results 71 to 80 of about 830,908 (304)

Crystal Engineering of Reticular Materials for Gas‐ and Liquid‐Phase Hydrocarbon Separation

open access: yesAdvanced Materials, EarlyView.
Crystal engineering enables systematic study of structure/function relationships as exemplified by pore engineering of reticular sorbents, including porous coordination networks and covalent organic frameworks. This review assesses such studies applied across the full scope of industrially relevant hydrocarbon separations to provide insight into how ...
Xia Li   +2 more
wiley   +1 more source

High‐Performance Zero‐Gap Glycerol‐Fed Electrolyzer for C3 Chemicals and Hydrogen Production

open access: yesAdvanced Materials, EarlyView.
This work presents a dynamic, self‐regulating operation strategy that enables selective glycerol electrooxidation in the OER‐free regime, co‐producing C3 chemicals and hydrogen at cell voltages below 1.25 V. Voltage‐ and temperature‐resolved analyses define optimal operating conditions, achieving a sustained current density of 500 mA cm−2 at ∼1.21 V ...
Shayan Angizi   +11 more
wiley   +1 more source

Planning with urban climate in different climatic zones

open access: yesGeographicalia, 2014
Resumen: Se discuten primero los principales cambios climáticos inducidospor los asentamientos, con el fin de establecer los principales objetivosde este trabajo: mostrar la importancia de la información climáticapara la planificación urbana y hacer hincapié en que las medidas adecuadas“para planificar y construir con el clima” varían de acuerdo conel ...
Alcoforado, Maria-Joao   +1 more
openaire   +3 more sources

Hydrogel Thermostat Inspired by Photoprotective Foliage Using Latent and Radiative Heat Control

open access: yesAdvanced Materials, EarlyView.
Guided by Populus alba foliage, this hydrogel latent‐radiative thermostat (LRT) actively balances latent and radiative heat fluxes. An LRT switches solar reflectance, maintains high mid‐IR emissivity, and reversibly evaporates/regenerates water, while titanium oxide (TiO2) nanoparticles toughen the film.
Se‐Yeon Heo   +15 more
wiley   +1 more source

Quantifying Long-Term Spatiotemporal Variation in and Drivers of the Surface Daytime Urban Heat Island Effect in Major Chinese Cities: Perspectives from Different Climate Zones

open access: yesISPRS International Journal of Geo-Information
The urban heat island (UHI) effect and its associated extreme weather events have adverse impacts on human environment-coupled systems. However, the spatiotemporal variations in the UHI effect, as well as potential influencing factors, across climate ...
Minxue Zheng   +3 more
doaj   +1 more source

Spatio-Temporal Characteristics of Global Warming in the Tibetan Plateau during the Last 50 Years Based on a Generalised Temperature Zone - Elevation Model [PDF]

open access: yes, 2013
Temperature is one of the primary factors influencing the climate and ecosystem, and examining its change and fluctuation could elucidate the formation of novel climate patterns and trends.
A Azzalini   +74 more
core   +4 more sources

Climatic Zones of Sri Lanka under Changing Climate

open access: yesProceedings of International Forestry and Environment Symposium, 2015
Climate change is the major phenomenon and fundamental human development challenge of the 21st century. It is well known that all climatic regions in Sri Lanka have been experienced with severe climatic changes. As a result, entire flora and fauna including humans are vulnerable to these adverse consequences.
W.R. Edirisinghe   +2 more
openaire   +2 more sources

Photocatalytic Water Splitting on the Lunar Surface: Prospects for In Situ Resource Utilization

open access: yesAdvanced Materials Interfaces, EarlyView.
Water has been found in craters on the moon nearby locations which are illuminated >80% of the time. Photocatalysis uses energy from sunlight to drive chemical reactions such as water splitting to produce oxygen and hydrogen. It is a scalable technology that requires lighter equipment and utilizes resources available on the moon. ABSTRACT The discovery
Ranjani Kalyan   +6 more
wiley   +1 more source

Machine Learning-Based Estimation of Daily Cropland Evapotranspiration in Diverse Climate Zones

open access: yesRemote Sensing
The accurate prediction of cropland evapotranspiration (ET) is of utmost importance for effective irrigation and optimal water resource management. To evaluate the feasibility and accuracy of ET estimation in various climatic conditions using machine ...
Changmin Du   +5 more
doaj   +1 more source

Transfer Learning for Thermal Comfort Prediction in Multiple Cities

open access: yes, 2020
HVAC (Heating, Ventilation and Air Conditioning) system is an important part of a building, which constitutes up to 40% of building energy usage. The main purpose of HVAC, maintaining appropriate thermal comfort, is crucial for the best utilisation of ...
David, Klaus   +5 more
core  

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