Results 31 to 40 of about 766 (181)

Tungsten-Doped VO2/Starch Derivative Hybrid Nanothermochromic Hydrogel for Smart Window

open access: yesNanomaterials, 2019
Highly efficient energy-saving windows with high solar modulation properties (ΔTsol) are the everlasting pursuit of research for industrial applications in the smart window field.
Yu Wang   +7 more
doaj   +1 more source

A Modular Approach for a Patient Unit for Extracorporeal Membrane Oxygenation Simulator

open access: yesMembranes, 2021
Despite many advancements in extracorporeal membrane oxygenation (ECMO), the procedure is still correlated with a high risk of patient complications. Simulation-based training provides the opportunity for ECMO staff to practice on real-life scenarios ...
Yahya Alhomsi   +5 more
doaj   +1 more source

Effect of W doping on phase transition behavior and dielectric relaxation of CuMoO4 obtained by a modified sol-gel method

open access: yesMaterials Research Express, 2020
Tungsten (W)-doped copper molybdate (CuMo _1−x W _x O _4 , x = 0∼0.12) compounds were prepared by the sol-gel method. The effects of doping content on the phase transition behavior and dielectric properties of CuMo _1−x W _x O _4 (x = 0∼0.12) were ...
Xiusheng Wu   +4 more
doaj   +1 more source

Self‐Adaptive Non‐Flammable Wallpaper With Layered Bead‐Network Structure for Light Path Modulation Enabling on‐Demand Building Thermal Management

open access: yesAdvanced Science, EarlyView.
A layered bead‐network wallpaper is designed to modulate the light propagation path, overcoming the color residue limitations of thermochromic components for efficient automatic switching between radiative cooling and solar heating modes. The layered bead‐network wallpaper provides passive, all‐season thermal regulation while offering self‐cleaning and
Jianyu Wu   +7 more
wiley   +1 more source

Preparation and properties of perichromic dye: an undergraduate laboratory

open access: yesQuímica Nova, 2014
An undergraduate experiment that illustrates the phenomenon of perichromism-the sensitivity of a dye to its microenvironment, as assessed by color changes of its solutions-is described.
Priscilla Abarca   +3 more
doaj   +1 more source

Thermochromic Polymeric Films for Applications in Active Intelligent Packaging—An Overview

open access: yesMicromachines, 2021
The need for passive sensors to monitor changes in temperature has been critical in several packaging related applications. Most of these applications involve the use of bar codes, inks and equipment that involve constant complex electronic manipulation.
Airefetalo Sadoh   +2 more
doaj   +1 more source

Multi‐Stimuli Responsive Viologen‐Crosslinked Eutectogels Derived From Natural Deep Eutectic Solvents for Information Security and Motion Detection

open access: yesAdvanced Science, EarlyView.
Described herein is the development of an organic eutectic gel based on a deep eutectic mixture of naturally derived betaine and lactic acid. The eutectic gels exhibit reversible color‐switching in response to multiple stimuli including strain, UV light, and temperature, enabling advanced applications in information security, intelligent wearable ...
Zhiang Bai   +3 more
wiley   +1 more source

Advancing Energy Efficiency in Smart Windows via Dual‐Responsive Electro‐Thermochromism

open access: yesAdvanced Science, EarlyView.
A durable and stable quasi‐solid‐state electro‐thermal dual‐responsive photothermal regulation device has been employed in advanced energy‐efficient smart windows. The devised device not only incorporates a thermochromic hydrogel characterized by high ionic conductivity, high optical transmittance, and a low LCST, but also comprises an electrochromic ...
Tongyu Chen   +10 more
wiley   +1 more source

Upconversion Nanocomposite Materials With Designed Thermal Response for Optoelectronic Devices

open access: yesFrontiers in Chemistry, 2019
Upconversion is a non-linear optical phenomenon by which low energy photons stimulate the emission of higher energy ones. Applications of upconversion materials are wide and cover diverse areas such as bio-imaging, solar cells, optical thermometry ...
Eduardo D. Martínez   +5 more
doaj   +1 more source

Near‐Infrared‐Activated Thermochromic Perovskite Smart Windows

open access: yesAdvanced Science, 2022
Perovskite‐based thermochromic smart windows that can change color have attracted much interest. However, the high transition temperature (>45 °C in air) hinders their practical application.
Sai Liu   +5 more
doaj   +1 more source

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