Results 31 to 40 of about 4,883 (226)

New shades of photochromism – yellow sodalites for the detection of blue light [PDF]

open access: yes, 2023
International audienceSodalites showing white-to-yellow photochromism have been developed by partial substitution of sodium with calcium. The yellow colour is sensitive to fading under blue light, making these low-cost materials highly suitable for blue ...
Lastusaari, Mika   +14 more
core   +1 more source

Phytochrome Photochromism Probed by Site-Directed Mutations and Chromophore Esterification

open access: yes, 2016
Phytochrome Photochromism Probed by Site-Directed Mutations and Chromophore ...
Seong Hee Bhoo (3002670)   +5 more
core   +1 more source

(E)-1-(3,4-Dimethoxyphenyl)-2-methyl-3-phenylprop-2-en-1-one: A P-Type Acid-Stable Photochromic α-Methylchalcone

open access: yesMolbank, 2021
The α-methylated chalcone 3 with an electron-donor substituted A-aryl ring and an unsubstituted B-phenyl ring was synthesized by base-catalyzed aldehyde/acetophenone condensation.
Banu Öngel   +2 more
doaj   +1 more source

Progress of photochromic property for polyoxomolybdate

open access: yesNantong Daxue xuebao. Ziran kexue ban, 2023
The structure of polyoxomolybdate is introduced in this review, which mainly focuses on the recent research progress on the photochromic of polyoxomolybdates.
LIANG Zhijie; CHENG Haibing; LIU Hui; ZHONG Lei; MAO Qinghui
doaj   +1 more source

From Dark Photocatalysis to Photobattery‐Type Operation: A Re‐Functionalized Ti‐MOF for Solar Energy Storage

open access: yesAdvanced Materials, EarlyView.
ReCl47‐bpy is developed as a solar‐rechargeable, Re‐functionalized two‐dimensional metal–organic framework (MOF) for light‐driven charge storage and dark utilization. Re–bipyridine sites stabilize photoinduced electrons, enabling two complementary configurations: a MOF suspension for long‐lived charge retention and dark H2 evolution, and a spin‐coated ...
Shufan Wu   +8 more
wiley   +1 more source

Holography with Photochromic Diarylethenes [PDF]

open access: yesMaterials, 2019
Photochromic materials are attractive for the development of holograms for different reasons: they show a modulation of the complex refractive index, meaning they are suitable for both amplitude and phase holograms; they are self-developing materials, which do not require any chemical process after the light exposure to obtain the final hologram; the ...
Oggioni L.   +4 more
openaire   +2 more sources

Co-Crystals of a Salicylideneaniline: Photochromism Involving Planar Dihedral Angles

open access: yes, 2016
Co-Crystals of a Salicylideneaniline: Photochromism Involving Planar Dihedral ...
Saikat Dutta (1622944)   +3 more
core   +1 more source

Single‐Step Fabrication of Smart 3D Microstructures Exploiting Naphthopyrans as Photoinitiators and Photochromic Molecules

open access: yesAdvanced Optical Materials, EarlyView.
Naphthopyran–benzophenone compounds can act simultaneously as photoinitiators and photochromic molecules for two‐photon polymerization. Using a single‐step process, liquid photoresist is encapsulated within polymerized 3D microstructures, preserving reversible UV–vis photochromism after fabrication.
João P. Leote   +5 more
wiley   +1 more source

Twisting Lamellae Triggering Circular Polarized Luminescence of Chromophoric Moieties in Banded Spherulites With Evolution of Homochirality

open access: yesAdvanced Optical Materials, EarlyView.
Crystallization‐mediated hierarchical chirality is shown to transform molecular stereochemistry into macroscopic circularly polarized luminescence. Twisted PLA crystalline lamellae generate asymmetric surface stress and chiral steric environments that direct achiral chromophore organization, producing opposite CPL responses in PLLA and PDLA matrices ...
Yi‐Ting Lin   +4 more
wiley   +1 more source

Autoxidation and photochromism of aryl aldehyde arylhydrazones

open access: yes, 1975
Aerial oxidation of aldehyde arylhydrazones has been shown to result in the formation of bright red formazans in varying yields. A mechanism proposed for this reaction involves the decomposition of an intermediate arylazo hydroperoxide to an ...
GL Spencer, GE Lewis
core   +1 more source

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