Molecularly engineered azobenzene derivatives for high energy density solid-state solar thermal fuels

EN Cho, D Zhitomirsky, GGD Han, Y Liu… - … applied materials & …, 2017 - ACS Publications
Solar thermal fuels (STFs) harvest and store solar energy in a closed cycle system through
conformational change of molecules and can release the energy in the form of heat on …

[图书][B] Unconventional liquid crystals and their applications

W Lee, S Kumar - 2021 - books.google.com
The work focuses on recent developments of the rapidly evolving field of Non-conventional
Liquid Crystals. After a concise introduction it discusses the most promising research such …

Origin of optical nonlinearity of photo-responsive liquid crystals revealed by transient grating imaging

K Katayama, D Kato, KI Nagasaka, M Miyagawa… - Scientific Reports, 2019 - nature.com
A large optical nonlinearity has been observed for the photo-responsive liquid crystals under
the condition that the nematic phase is close to the isotropic condition. The direct …

Conformational freedom‐enhanced optomechanical energy conversion efficiency in bulk azo‐polyimides

C Zhai, S Lin, M Wang, H Zhou… - Advanced Functional …, 2021 - Wiley Online Library
Azobenzene‐doped glassy polyimides (azo‐polyimides) offer some of the most efficient
optomechanical power densities to date rivaling electrostrictive polymers. Despite such …

Photo-optical properties of amorphous and crystalline films of azobenzene-containing photochromes with bent-shaped molecular structure

A Bobrovsky, V Shibaev, V Hamplová, A Bubnov… - … of Photochemistry and …, 2016 - Elsevier
A comparative study of the photo-optical properties and the photo-orientation processes in
thin films of the bent-shaped azobenzene-containing compounds with different molecular …

Photoinduced Trans‐to‐cis Phase Transition of Polycrystalline Azobenzene at Low Irradiance Occurs in the Solid State

U Bhattacharjee, D Freppon, L Men, J Vela… - …, 2017 - Wiley Online Library
The ability to produce large‐scale, reversible structural changes in a variety of materials by
photoexcitation of a wide variety of azobenzene derivatives has been recognized for almost …

Photo deformation in azobenzene liquid-crystal network: multiscale model prediction and its validation

JH Yun, C Li, H Chung, J Choi, M Cho - Polymer, 2015 - Elsevier
Azobenzene liquid-crystal networks (LCNs) are well known for their photo-deformation,
shrinking in UV light, and reverting to their original shape in visible light. Such reversible …

Predicting photoisomerization profile of the highly polymerized nematic azobenzene liquid crystal network: First principle calculation

J Yun, C Li, H Chung, J Choi, M Cho - Chemical Physics Letters, 2015 - Elsevier
The cis profile of azobenzene is a key factor in predicting the photodeformation of the
nematic azobenzene liquid crystal network (LCN). An ab initio based method for predicting …

Host-guest molecular interactions in the phase transition of liquid crystals

T Sato, S Kuwahara, K Katayama - Molecular Crystals and Liquid …, 2017 - Taylor & Francis
Phase transition dynamics of liquid crystal (LC) was measured by the heterodyne transient
grating (HD-TG) method to clarify the difference between the photochemical and …

Depth-selective microscopic observation of a photomobile liquid crystal polymer under UV illumination

K Katayama, Y Choi, JW Kang, Z Yaqoob… - Physical Chemistry …, 2014 - pubs.rsc.org
By using the depth selective imaging method, we studied the UV induced change in a
photomobile liquid crystalline polymer film. With 1 μm depth resolution, each slice inside the …