Enlightening materials with photoswitches

A Goulet‐Hanssens, F Eisenreich… - Advanced Materials, 2020 - Wiley Online Library
Incorporating molecular photoswitches into various materials provides unique opportunities
for controlling their properties and functions with high spatiotemporal resolution using …

Design of collective motions from synthetic molecular switches, rotors, and motors

D Dattler, G Fuks, J Heiser, E Moulin, A Perrot… - Chemical …, 2019 - ACS Publications
Precise control over molecular movement is of fundamental and practical importance in
physics, biology, and chemistry. At nanoscale, the peculiar functioning principles and the …

Control of photomechanical crystal twisting by illumination direction

D Kitagawa, H Tsujioka, F Tong, X Dong… - Journal of the …, 2018 - ACS Publications
Photomechanical molecular crystals have been investigated as mesoscopic photoactuators.
Here, we report how the photomechanical twisting of 1, 2-bis (2-methyl-5-phenyl-3-thienyl) …

Photomechanical molecular crystals and nanowire assemblies based on the [2+ 2] photodimerization of a phenylbutadiene derivative

F Tong, W Xu, T Guo, BF Lui, RC Hayward… - Journal of Materials …, 2020 - pubs.rsc.org
(E)-4-Fluoro-cinnamaldehyde malononitrile ((E)-4FCM) is a new phenylbutadiene derivative
that undergoes a [2+ 2] photocycloaddition in the crystal form. Optical absorption and proton …

Halogen effect in photomechanical molecular crystals

J Zhong, J Sun, K Ye, R Lu - Journal of Materials Chemistry C, 2023 - pubs.rsc.org
Inspired by sophisticated and intelligent biological systems, various smart actuations
triggered by physical or chemical stimuli have been developed. Photomechanical materials …

Hybrid organic–inorganic photon-powered actuators based on aligned diarylethene nanocrystals

X Dong, F Tong, KM Hanson, RO Al-Kaysi… - Chemistry of …, 2019 - ACS Publications
When photochromic molecules are organized in a crystal, the small-scale forces generated
by molecular photoisomerization events can combine together to generate work on micro-or …

Stress and light sensitive dual-mechanical property of acylhydrazone crystal

D Manoharan, S Ahmad, F Emmerling… - …, 2023 - pubs.rsc.org
Mechanically dual-responsive molecular crystals have gained substantial interest among
researchers due to their significant applications in various fields. However, incorporation of …

Positive/negative phototropism: controllable molecular actuators with different bending behavior

H Wang, J Liu, K Ye, Q Li, J Zhang, H Xing… - CCS …, 2021 - chinesechemsoc.org
Herein, a series of molecular actuators based on the crystals of (E)-2-(4-fluorostyryl) benzo
[d] oxazole (BOAF4),(E)-2-(2, 4-difluorostyryl) benzo [d] oxazole (BOAF24),(E)-2-(4 …

Chirality-controlled spontaneous twisting of crystals due to thermal topochemical reaction

R Rai, BP Krishnan… - Proceedings of the …, 2018 - National Acad Sciences
Crystals that show mechanical response against various stimuli are of great interest. These
stimuli induce polymorphic transitions, isomerizations, or chemical reactions in the crystal …

Organic crystal-based flexible smart materials

Y Huang, Q Gong, J Yu - Science China Materials, 2022 - Springer
Although the famous brittle characteristics of molecular crystals are unfavorable when they
are used as flexible smart materials (FSMs), an increasing number of organic crystal-based …