Results 21 to 30 of about 318 (134)

Self-Supported Smart Bacterial Nanocellulose–Phosphotungstic Acid Nanocomposites for Photochromic Applications

Frontiers in Materials, 2021
Bacterial nanocellulose (BNC) is a natural biopolymer obtained by gram-negative bacteria by means of a green and inexhaustible biotechnological process using glucose as producing source.
Moliria V. Santos, Hernane S. Barud, Monica A. S. Alencar, Marcelo Nalin, Sérgio H. Toma, Koiti Araki, Assis V. Benedetti, Indhira O. Maciel, Benjamin Fragneaud, Cristiano Legnani, Cristiano Legnani, Celso Molina, Marco Cremona, Sidney J. L. Ribeiro   +13 more
doaj   +1 more source

Electrochemical preparation and electrochromic properties of random copolymer based on thiophene anthracene unit

Cailiao gongcheng, 2022
The intercalation of anthracene units into polythiophene backbone can significantly regulate the discoloration properties of polymers, but the high polymerization potential leads to poor film-forming quality and properties of polymers. In order to reduce
GUO Yafei, TAO Yijie, LIANG Gaoyong, DONG Mengjie, WANG Meihui, HAO Xinmin   +5 more
doaj   +1 more source

Electropolymerized 1D Growth Coordination Polymer for Hybrid Electrochromic Aqueous Zinc Battery

Advanced Science, 2021
Organic materials are always viewed as promising electrochromic (EC) materials due to their synthetic versatility, color tunability, ready processability, and derivability from sustainable feedstocks.
Wei Church Poh, Xuefei Gong, Fei Yu, Pooi See Lee   +3 more
doaj   +1 more source

Compensative Electrochromic Device Utilizing Electro-deposited Plasmonic Silver Nanoparticles and Manganese Oxide to Achieve Retention of Chromatic Color

Electrochemistry, 2022
Silver deposition-based electrochromic (EC) device enabled various optical states by using either the electrodeposition of silver thin films or silver nanoparticles on an indium tin oxide electrode.
Shunsuke KIMURA, Hikaru WAKATSUKI, Kazuki NAKAMURA, Norihisa KOBAYASHI   +3 more
doaj   +1 more source

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

Advanced 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, Wai Lean Koay, Xin Yi Oh, Vinh Xuan Truong   +3 more
wiley   +1 more source

HOMO Energy-Level Lifting in p-Type O-Doped Graphenoids: Synthesis of Electrochromic Alkoxy-Decorated Xanthenoxanthenes

Organic Materials, 2022
A series of novel O-doped polycyclic aromatic hydrocarbons, bearing a different number of electron-donating alkoxy substituents, has been prepared using a novel copper-promoted anaerobic protocol for the cyclisation of highly electron rich peri ...
Alexandre Rossignon, Beatrice Berionni Berna, A. Jorge Parola, César A. T. Laia, Davide Bonifazi   +4 more
doaj   +1 more source

Covalently Integrated Selenoviologen–N‐Heterocyclic Carbene–Pt Nanoparticles for Visible‐Light‐Driven Hydrogen Evolution

Advanced Science, EarlyView.
A covalently integrated single‐component photocatalyst is constructed by anchoring selenoviologen to platinum nanoparticles via robust N‐heterocyclic carbene ligands. The resulting Pt─C covalent bonds function dually as protective structural scaffolds and direct channels for ultrafast intramolecular electron transfer This precise interfacial ...
Wenxi He, Guoping Li, Chenjing Liu, Yu Liu, Yawen Li, Wenxin Wei, Hairui Lei, Ni Yan, Gang He   +8 more
wiley   +1 more source

Metal doping engineering of W18O49 for excellent dual-band electrochromic smart windows with integrated energy storage function

Nano Research
W18O49 is a promising multifunctional material for electrochromic energy storage applications, owing to its abundant oxygen vacancies and distinctive crystalline structure.
Xiaohui Sun, Wei Wu, Xueying Zhao, Zhaozhu Qu, Kang Xu, Xuyang Zhang, Bo Wang, Xianhui Rong, Xiangwei Wang, Guohua Wu, Nana Liu   +10 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

The Multifaceted Opportunities Provided by the Pheomelanin-Inspired 1,4-Benzothiazine Chromophore: A Still-Undervalued Issue

Molecules, 2023
1,4-Benzothiazines are the main building blocks of the naturally occurring pheomelanin pigments, and their chromophoric properties have been strongly related to the well-known phototoxicity of these pigments, partly responsible for the high incidence of ...
Maria Laura Alfieri, Lucia Panzella
doaj   +1 more source