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Related papers: Photoisomerization-coupled electron transfer

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Charge transfer between molecules and catalysts plays a critical role in determining the efficiency and yield of photo-chemical catalytic processes. In this paper, we study light-induced electron transfer between transition metal doped…

Materials Science · Physics 2021-09-15 Alexandra Göbel , Angel Rubio , Johannes Lischner

By using a quantized input light, we theoretically revisit the coherent two-color photo-association process in an atomic Bose-Einstein condensate. Under the single-mode approximations, we show two interesting regimes of the light…

Quantum Physics · Physics 2007-05-23 Hui Jing , Ming-Sheng Zhan

This publication presents a novel interferometric method for the simultaneous spatially resolved analysis of an object under test regarding the phase transmission function and the magnitude and orientation of dichroism. Analogous to the…

Optics · Physics 2018-12-12 Sergej Rothau , Xiao Rao , Norbert Lindlein

We examine, using mixed classical-quantum electron-ion dynamics, electron transfer in a donor-acceptor-like molecular junction system based on polyacetylene. We identify two qualitatively-different transfer regimes: hopping and tunnelling.…

Mesoscale and Nanoscale Physics · Physics 2014-04-25 D. Psiachos

Organic solar cells are a promising avenue for renewable energy, and our study introduces a comprehensive model to investigate exciton dissociation processes at the donor-acceptor interface. Examining quantum efficiency and emitted phonons…

Materials Science · Physics 2025-02-05 Jouda Jemaa Khabthani , Khouloud Chika , Alexandre Perrin , Didier Mayou

We report the site-specific probing of charge-transfer dynamics in a prototype system for organic photovoltaics (OPV) by picosecond time-resolved X-ray photoelectron spectroscopy. A layered system consisting of approximately two monolayers…

This thesis looks at the electronic energy transfer in the Fenna-Matthews-Olson complex, in which evidence of long-lived coherence has been observed in 2-dimensional infrared experiments. I use three techniques: the numerically exact…

Chemical Physics · Physics 2015-03-12 David M. Wilkins

Energy-efficient programmable photonic integrated circuits (PICs) are the cornerstone of on-chip classical and quantum optical technologies. Optical phase shifters constitute the fundamental building blocks which enable these programmable…

We develop an effective potential approach for assessing the flow of charge within a two-dimensional donor-acceptor/metal network based on core-level shifts. To do so, we perform both density functional theory (DFT) calculations and x-ray…

The interaction of light with photosynthetic proteins is an extremely efficient process and has been thoroughly investigated. However, exploring light-matter interactions in hybrid nano-solid-photosynthetic proteins is a relatively new and…

Biological Physics · Physics 2024-11-20 Itai Carmeli , Chanoch Carmeli

Effective photoinduced charge transfer makes molecular bimetallic assemblies attractive for applications as active light induced proton reduction systems. For a more sustainable future, development of competitive base metal dyads is…

Transition metals with their densely confined and strongly coupled valence electrons are key constituents of many materials with unconventional properties, such as high-Tc superconductors, Mott insulators and transition-metal…

Atomic Physics · Physics 2020-01-08 M. Volkov , S. A. Sato , F. Schlaepfer , L. Kasmi , N. Hartmann , M. Lucchini , L. Gallmann , A. Rubio , U. Keller

We investigate theoretically charge migration following prompt double ionization of a polyatomic molecule (C$_2$H$_4$BrI) and find that for double ionization, correlation-driven charge migration appears to be particularly prominent, i.e.,…

Chemical Physics · Physics 2016-05-24 Maximilian Hollstein , Robin Santra , Daniela Pfannkuche

Electron energy loss spectroscopy is consolidating as a powerful tool to explore electronic (as well as vibrational) excitations of matter, including molecules. Performed in a scanning transmission electron microscope, this technique is…

Chemical Physics · Physics 2021-03-05 Ciro A. Guido , Enzo Rotunno , Matteo Zanfrognini , Stefano Corni , Vincenzo Grillo

If matter absorbs a photon of sufficient energy it emits an electron. The question of the duration of the emission process has intrigued scientists for decades. With the advent of attosecond metrology, experiments addressing such ultrashort…

The complex amplitudes of the electronic wavefunctions on different sites are used as Kramers variables for describing Electron Transfer. The strong coupling of the electronic charge to the many nuclei, ions, dipoles, etc, of the…

Condensed Matter · Physics 2009-11-07 S. Aubry , G. Kopidakis

This article reviews recent progress in two-dimensional (2D) hybrid structures that integrate transition metal dichalcogenides (TMDs) with photochromic molecules for photodetector applications. Atomically thin TMD semiconductors offer…

Mesoscale and Nanoscale Physics · Physics 2025-06-16 Sewon Park , Jaehoon Ji , Joakim Andreasson , Jeong Ho You , Jong Hyun Choi

The development of high-performance multifunctional polymer-based electronic circuits is a major step towards future flexible electronics. Here, we demonstrate a tunable approach to fabricate such devices based on rationally designed…

We investigate the quantum dynamics of energy and charge transfer in a wheel-shaped artificial photosynthetic antenna-reaction center complex.This complex consists of six light-harvesting chromophores and an electron-acceptor fullerene. To…

Biological Physics · Physics 2015-05-28 Pulak Kumar Ghosh , Anatoly Yu. Smirnov , Franco Nori

We study the photon transfer along a linear array of three coupled cavities where the central one contains an interacting two-level system in the strong and ultrastrong coupling regimes. We find that an inhomogeneously coupled array forbids…

Quantum Physics · Physics 2014-02-05 S. Felicetti , G. Romero , D. Rossini , R. Fazio , E. Solano