Results 1 to 10 of about 3,943 (245)

Site‐specific fabrication of gold nanocluster‐based fluorescence photoswitch enabled by the dual roles of albumin proteins

open access: yesAggregate, 2023
Fluorescence photoswitch is becoming increasingly desirable for many applications, but its controllable fabrication still remains challenging yet. In this paper, a new strategy is proposed to fabricate fluorescence photoswitch by harnessing dual roles of
Wencheng Zhong   +3 more
doaj   +1 more source

Photochemical Restoration of Light Sensitivity in the Degenerated Canine Retina

open access: yesPharmaceutics, 2022
Photopharmacological compounds such as azobenzene-based photoswitches have been shown to control the conductivity of ionic channels in a light-dependent manner and are considered a potential strategy to restore vision in patients with end-stage ...
Sergei Nikonov   +9 more
doaj   +1 more source

A Highly Efficient Phosphorescence/Fluorescence Supramolecular Switch Based on a Bromoisoquinoline Cascaded Assembly in Aqueous Solution

open access: yesAdvanced Science, 2022
Despite ongoing research into photocontrolled supramolecular switches, reversible photoswitching between room‐temperature phosphorescence (RTP) and delayed fluorescence is rare in the aqueous phase. Herein, an efficient RTP‐fluorescence switch based on a
Xian‐Yin Dai   +5 more
doaj   +1 more source

Photo-Switchable Aggregation-Induced Emission of Bisthienylethene-Dipyrimido[2,1-b][1,3]benzothiazole Triad

open access: yesMolecules, 2021
A bisthienylethene-dipyrimido[2,1-b][1,3]benzothiazole (BTE-2PBT) triad has been designed and synthesized based on our recent discovery of PBTs as atypical propeller-shaped novel AIEgens.
Shan-Shan Gong   +6 more
doaj   +1 more source

Donor-Acceptor Substituted Benzo-, Naphtho- and Phenanthro-Fused Norbornadienes

open access: yesMolecules, 2020
The photochromic norbornadiene/quadricyclane (NBD/QC) couple has found interest as a molecular solar thermal energy (MOST) system for storage of solar energy.
Mads Mansø   +4 more
doaj   +1 more source

Sensing the allosteric force

open access: yesNature Communications, 2020
Allosteric regulation is an innate control in most metabolic and signalling cascades that enables living organisms to adapt to the changing environment by tuning the affinity and regulating the activity of target proteins. For a microscopic understanding
Olga Bozovic   +2 more
doaj   +1 more source

Substituted nitrogen-bridged diazocines

open access: yesBeilstein Journal of Organic Chemistry, 2021
Novel nitrogen-bridged diazocines (triazocines) were synthesized that carry a formyl or an acetyl group at the CH2NR-bridge and bromo- or iodo-substituents at the distant phenyl ring.
Pascal Lentes   +3 more
doaj   +1 more source

SAXS measurements of azobenzene lipid vesicles reveal buffer-dependent photoswitching and quantitative Z→E isomerisation by X-rays

open access: yesNanophotonics, 2022
Photoresponsive materials feature properties that can be adjusted by light near-instantaneously, reversibly, and with high spatiotemporal precision. There is considerable interest in maximising the degree of photoswitching, and in measuring this degree ...
Ober Martina F.   +6 more
doaj   +1 more source

Synthesis of 4-substituted azopyridine-functionalized Ni(II)-porphyrins as molecular spin switches

open access: yesBeilstein Journal of Organic Chemistry, 2020
We present the synthesis and the spin switching efficiencies of Ni(II)-porphyrins substituted with azopyridines as covalently attached photoswitchable ligands. The molecules are designed in such a way that the azopyridines coordinate to the Ni ion if the
Jannis Ludwig   +3 more
doaj   +1 more source

A family of photoswitchable NMDA receptors

open access: yeseLife, 2016
NMDA receptors, which regulate synaptic strength and are implicated in learning and memory, consist of several subtypes with distinct subunit compositions and functional properties.
Shai Berlin   +8 more
doaj   +1 more source

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