Results 1 to 10 of about 2,057,645 (389)

Sulfonium Salts as Acceptors in Electron Donor‐Acceptor Complexes

open access: yesAngewandte Chemie, 2023
The photoactivation of electron donor‐acceptor complexes has emerged as a sustainable, selective and versatile strategy for the generation of radical species.
Leendert van Dalsen   +3 more
semanticscholar   +4 more sources

Understanding the Electronic Properties of Acceptor–Acceptor′–Acceptor Triads [PDF]

open access: yesACS Omega, 2019
In order to develop new organic materials for optoelectronic applications, a fundamental understanding of the electronic properties of specific chromophore combinations must be realized. To that end, we report "model" acceptor (A)-acceptor' (A')-acceptor (A) triads in which the pendants (A') we selected are well-known components of organic ...
Kelly Zaugg   +3 more
doaj   +3 more sources

Charge transfer tuning in TiO2 hybrid nanostructures with acceptor-acceptor systems [PDF]

open access: green, 2017
An interesting interplay between two different modifiers and the surface of titanium dioxide leads to a significant change in photoelectrochemical properties of the designed hybrid materials.
Barszcz, B.   +8 more
core   +2 more sources

Mono- and Di-Pyrene [60]Fullerene and [70]Fullerene Derivatives as Potential Components for Photovoltaic Devices

open access: yesMolecules, 2021
In the present work, we report the successful synthesis and characterization of six (two new) fullerene mono- and di-pyrene derivatives based on C60 and C70 fullerenes. The synthesized compounds were characterized by spectral methods (ESI-MS, 1H-NMR, 13C-
Piotr Piotrowski   +7 more
doaj   +1 more source

Dopamine D2-receptor neurons in nucleus accumbens regulate sevoflurane anesthesia in mice

open access: yesFrontiers in Molecular Neuroscience, 2023
IntroductionThe mechanism of general anesthesia remains elusive. In recent years, numerous investigations have indicated that its mode of action is closely associated with the sleep-wake pathway.
Li Niu   +25 more
doaj   +1 more source

The effectiveness of regional economic development: opportunities in the structure of the federal district [PDF]

open access: yesЭкономика региона, 2014
The article provides a definition of the instability of the economic system and considers its causes. Designated requirements for the process of determining the spectrum of priorities in the context of sustainable economic growth.
Valery Vladyslavovych Smirnov
doaj   +1 more source

Design, Synthesis, and Application in OFET of a Quinoxaline-Based D-A Conjugated Polymer

open access: yesFrontiers in Chemistry, 2022
A novel alternating donor–acceptor polymer PQ1 is designed and synthesized by palladium-catalyzed Stille coupling between quinoxaline as an electron-deficient unit and indacenodithiophene (IDT) as electron-rich groups.
Zhicheng Dai   +2 more
doaj   +1 more source

Dual donor-acceptor covalent organic frameworks for hydrogen peroxide photosynthesis

open access: yesNature Communications, 2023
Constructing photocatalytically active and stable covalent organic frameworks containing both oxidative and reductive reaction centers remain a challenge.
Chenchen Qin   +12 more
semanticscholar   +1 more source

Recent Progress in Organic Solar Cells: A Review on Materials from Acceptor to Donor

open access: yesMolecules, 2022
In the last few decades, organic solar cells (OSCs) have drawn broad interest owing to their advantages such as being low cost, flexible, semitransparent, non-toxic, and ideal for roll-to-roll large-scale processing.
Yang Li   +8 more
doaj   +1 more source

A Theoretical Evaluation of the Efficiencies of Metal-Free 1,3,4-Oxadiazole Dye-Sensitized Solar Cells: Insights from Electron–Hole Separation Distance Analysis

open access: yesEnergies, 2022
Herein, some novel metal-free 1,3,4-oxadiazole compounds O1–O7 were evaluated for their photovoltaic properties using density functional theory (DFT) and time-dependent density functional theory (TD-DFT) calculations to determine if they can serve as ...
Louis-Charl Cloete Coetzee   +2 more
doaj   +1 more source

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