Results 41 to 50 of about 346 (146)

T‐Shaped 8‐Aryl(ethynyl)‐Substituted Psoralens With Tunable Charge‐Transfer Absorption

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Starting from 8‐methoxypsoralen, new 8‐arylated and 8‐alkynylated psoralen derivatives are accessible by cross‐coupling. These T‐shaped π‐expanded chromophores are luminescent and photophysics reveal a highly polar excited state with tunable charge‐transfer character.
Lena T. Leusch, Thomas J. J. Müller
wiley   +1 more source

Quinoxaline-based azamacrocycles: synthesis, AIE behavior and acidochromism

open access: yesOrganic & Biomolecular Chemistry
Quinoxaline-based AIEgens with flexible receptor units were prepared using macrocyclization through the Pd-catalyzed amination reaction. They were then used to prepare AIE-exhibiting test strips for measuring acidity in vapors and aqueous media.
Kharlamova, Alisa   +9 more
openaire   +2 more sources

Photoswitches in the Solid State [PDF]

open access: yes
Photoswitchable compounds are those which undergo an isomerisation reaction in response to light. They can be incorporated into a variety of solid-state architectures, enabling the development of functional, responsive materials.
Hannah, Rachael O.
core   +1 more source

Monodirectional photocycle drives proton translocation [PDF]

open access: yes, 2023
Supramolecular & Biomaterials ...
Dongen, M. van   +3 more
core   +2 more sources

Design, Synthesis and Photophysical Characterisation of N-Containing Organic Emitters and Their Metal Complexes [PDF]

open access: yes, 2017
This study aimed to design novel N-containing heterocyclic compounds, utilising different synthetic strategies to tune the photophysical properties of these compounds.
Garrote Cañas, Ana Maria
core  

13 metastable states arising from a simple multifunctional unimolecular system [PDF]

open access: yes, 2017
A diarylethene core decorated with two benzooxazolidine side-arms through ethylenic spacers represents a smart example of multi-addressable system whose reversible responses could be selectively activated on demand.
G. Szalóki   +5 more
core   +5 more sources

Tailoring Spiropyran Photoswitch for Polymeric and Supramolecular Systems [PDF]

open access: yes
Although spiropyrans have been studied for over a century, their development remains active, continually showcasing their value in nanotechnology and responsive systems.
Pacella, Gianni
core   +1 more source

Hemipiperazines - Novel Photochromic Cyclic Dipeptides for Bioactivity Photomodulation [PDF]

open access: yes, 2023
Nach Angaben der Internationalen Agentur für Krebsforschung, einer Einrichtung der Weltgesundheitsorganisation, wurden im Jahr 2020 schätzungsweise 19,3 Millionen Menschen Krebs diagnostiziert, von denen 9,96 Millionen den Kampf gegen diese Krankheit ...
Kirchner, Susanne
core   +2 more sources

V-SHAPED FLUOROPHORES - 2,3-BIS(ARYLTHIENYL)QUINOXALINE DERIVATIVES: SYNTHESIS AND PHOTOPHYSICAL PROPERTIES [PDF]

open access: yes, 2021
This work was supported by the Russian Scientific Foundation (project 21-13-00304)
Kopotilova, A. E.   +2 more
core  

Zinc (Ii) and aiegens: The “clip approach” for a novel fluorophore family. a review [PDF]

open access: yes, 2021
Aggregation-induced emission (AIE) compounds display a photophysical phenomenon in which the aggregate state exhibits stronger emission than the isolated units. The common term of “AIEgens” was coined to describe compounds undergoing the AIE effect.
Diana R., Panunzi B.
core   +1 more source

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