Viologen-based electrochromic materials: From small molecules, polymers and composites to their applications

KW Shah, SX Wang, DXY Soo, J Xu - Polymers, 2019 - mdpi.com
Organic materials have gained considerable attention for electrochromic (EC) applications
owing to improved EC performance and good processability. As a class of well-recognized …

All-in-one gel-based electrochromic devices: Strengths and recent developments

Y Alesanco, A Viñuales, J Rodriguez, R Tena-Zaera - Materials, 2018 - mdpi.com
Electrochromic devices (ECDs) have aroused great interest because of their potential
applicability in displays and smart systems, including windows, rearview mirrors, and helmet …

Colorless‐to‐Black/Gray Electrochromic Devices Based on Single 1‐Alkyl‐1′‐Aryl Asymmetric Viologen‐Modified Monolayered Electrodes

Y Alesanco, A Viñuales, G Cabañero… - Advanced Optical …, 2017 - Wiley Online Library
In the rising tendency of electrochromics and incipient development of multicolor systems,
big attention is recently being paid to the colorless‐to‐black or gray electrochromic (EC) …

Nanoporous oxide electrodes for energy conversion and storage devices

JW Yang, HR Kwon, JH Seo, S Ryu… - RSC Applied Interfaces, 2024 - pubs.rsc.org
Nanoporous oxides have been established as key materials for constructing electrodes for
energy conversion and storage devices, offering high surface area and a large number of …

A novel 1, 1′-bis [4-(5, 6-dimethyl-1H-benzimidazole-1-yl) butyl]-4, 4′-bipyridinium dibromide (viologen) for a high contrast electrochromic device

R Sydam, M Deepa, AG Joshi - Organic Electronics, 2013 - Elsevier
A new electrochromic viologen, 1, 1′-bis-[4-(5, 6-dimethyl-1H-benzimidazole-1-yl)-butyl]-4,
4′-bipyridinium dibromide (IBV) was synthesized by di-quaternization of 4, 4′-bipyridyl …

Effect of titanium dioxide nanoparticles on mechanical properties of vinyl ester-based nanocomposites

H Salehian… - Journal of Composite …, 2015 - journals.sagepub.com
The incorporation of nanoparticles into a polymer can lead to a considerable improvement of
mechanical properties. Especially, the toughness and stiffness of the nanocomposite can be …

Heterogeneous electron‐transfer rates for the reduction of viologen derivatives at platinum and bismuth electrodes in acetonitrile

SK Cook, BR Horrocks - ChemElectroChem, 2017 - Wiley Online Library
The standard heterogeneous rate constants for the reduction of a series of viologen
derivatives with a range of inter‐ring torsion angles were measured at Bi and Pt electrodes …

Eco-friendly redox mediator gelatin-electrolyte for simplified TiO2-viologen based electrochromic devices

A Danine, L Manceriu, A Fargues, A Rougier - Electrochimica Acta, 2017 - Elsevier
In the present study, a novel gel electrolyte composition combining lithium iodide LiI in 1-
butyl-3-methylimidazolium iodide (BMII) ionic liquid, triiodide I 3-/I-redox mediator and …

A new organo-inorganic hybrid of poly (cyclotriphosphazene-4, 4′-bipyridinium) chloride with a large electrochromic contrast

R Sydam, M Deepa - Journal of Materials Chemistry C, 2013 - pubs.rsc.org
A new organo-inorganic hybrid electrochromic material poly (cyclotriphosphazene-4, 4′-
bipyridinium) chloride salt was synthesized wherein each phosphorus atom in the …

Double‐layered Black Electrochromic Device with a Single Electrode and Long‐Term Bistability

CS Ah, J Song, SM Cho, TY Kim… - Bulletin of the …, 2015 - Wiley Online Library
This article describes a new electrochromic device (ECD) designed to achieve improved
black color and long‐term bistability. We achieved these improvements by fabricating a …