Results 61 to 70 of about 485 (172)

Full Spectrum Electrochromic WO₃ Mechanism and Optical Modulation via Ex Situ Spectroscopic Ellipsometry: Effect of Li⁺ Surface Permeation

Micromachines
Tungsten oxide (WO3) electrochromic devices are obtaining increasing interest due to their color change and thermal regulation. However, most previous work focuses on the absorption or transmission spectra of materials, rather than the optical parameters
Buyue Zhang, Jintao Wang, Shuhui Jiang, Meng Yuan, Xinyu Chen   +4 more
doaj   +1 more source

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

Advanced 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, Bing Xu, Guolong Zhou, Wenting Wu, Bingkun Huang, Xiaohui Tang, William W. Yu, Pooi See Lee, Wu Zhang, Zhongyang Wang, Jingwei Chen   +10 more
wiley   +1 more source

Flexible electrochromic windows: a comparison using liquid and solid electrolytes

Journal of the Brazilian Chemical Society, 1999
In the present work, two electrochromic devices (or electrochromic windows) based on intrinsically conducting polymers were assembled and characterized. For both devices, the materials used on the assembling were the same except for the electrolyte layer.
Girotto Emerson Marcelo, De Paoli Marco-A.   +1 more
doaj  

Performance enhancement of a thin film tungsten oxide based solid-state electrochromic device

Materials Research Express
Electrochromic devices for emissivity modulation hold immense promise for applications such as thermal management, dynamic optics, and radiative cooling. However, conventional all-solid-state electrochromic devices often suffer from slow switching speeds,
Bimal Nepal, Dominic Smith, Dip Dutta, Jacob Hannah, Bikram Bhatia, Sergio B Mendes   +5 more
doaj   +1 more source

Piezo‐Coupling Effects in Smart Polymers: Toward Ultrasensitive Sensing and Biomedical Applications

Advanced Science, EarlyView.
Piezo‐coupling effects are the foundational factors for the development of multifunctional and self‐powered platforms. Central to this advancement is the use of stimuli‐responsive smart polymers, which offer mechanical flexibility, biocompatibility, and simplified structural complexity with improved sensitivity and energy efficiency.
Duc Khanh Tran, Tuan Sang Tran, Thanh‐An Truong, Trung‐Hieu Vu, That Buu Ton, Dzung Viet Dao, Van Thanh Dau   +6 more
wiley   +1 more source

Capturing ion trapping and detrapping dynamics in electrochromic thin films

Nature Communications
Ion trapping has been found to be responsible for the performance degradation in electrochromic oxide thin films, and a detrapping procedure was proved to be effective to rejuvenate the degraded films.
Renfu Zhang, Qinqi Zhou, Siyuan Huang, Yiwen Zhang, Rui-Tao Wen   +4 more
doaj   +1 more source

From Sourcing to End‐of‐Life: Sustainability Challenges and Opportunities in Organic Bioelectronics

Advanced Science, EarlyView.
Organic bioelectronics bridges biology and electronics using organic mixed ionic/electronic conductors. This Perspective addresses sustainability across the full lifecycle of organic bioelectronic materials and devices, offering a framework to guide material sourcing, synthesis, fabrication, application, and end‐of‐life strategies toward bioelectronic ...
Gwennaël Dufil, Marine Batista, Andrea Bionda, Erica Zeglio   +3 more
wiley   +1 more source

High-Performance Black Copolymers Enabling Full Spectrum Control in Electrochromic Devices

Nature Communications
Black-to-transparent electrochromism is hailed as the holy grail of organic optoelectronics. Despite its potential, designing black electrochromic materials that fully absorb visible light remains a significant challenge.
Dinghui Chen, Zizheng Tong, Qiushi Rao, Xingchen Liu, Hong Meng, Wei Huang   +5 more
doaj   +1 more source

Printed Flexible WO3‐Based Supercapacitors for Powering Low‐Powered Electronics in Wearable Devices and Energy Autonomous Temperature Monitoring

Advanced Electronic Materials, EarlyView.
This study represents one of the systematic demonstrations of a screen‐printed, flexible WO3‐based supercapacitor, exhibiting excellent charge‐storage performance for powering wearable electronics. The device shows a specific capacitance of 3.44 F g−1 and an energy density of 0.302 Wh kg−1 at 0.05 mA, which enable to operate multiple wearable ...
Jithin Kanathedath, Adarsh Sivan Pillai, Febin Paul, Prasutha Rani Markapudi, Nazmi Sellami, Firdaus Muhammad‐Sukki, Libu Manjakkal   +6 more
wiley   +1 more source

Pulse‐Engineered Synaptic Linearity and Non‐Volatile Memory in MoO3/TiO2 Bilayer Memristors for Neuromorphic Image Recognition

Advanced Electronic Materials, EarlyView.
Pulse‐protocol optimization in an Au/MoO3/TiO2/FTO bilayer memristor enables linear analog synaptic conductance modulation along with digital resistive switching for memory. Controlled filament evolution produces stable learning‐forgetting characteristics with low nonlinearity, resulting in significantly enhanced neural network inference accuracy for ...
Girish Chandrashekar, Atul Thakre, R. Thamankar   +2 more
wiley   +1 more source