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A quantum emitter in a dynamic environment may have its energy levels drift uncontrollably in time with the fluctuating bath. This can result in an emission/absorption spectrum that is spread over a broad range of frequencies and presents a…

Quantum Physics · Physics 2023-03-08 Herbert F Fotso

The quantum network model with real variables is usually used to describe the excitation energy transfer (EET) in the Fenna-Matthews-Olson(FMO) complexes. In this paper we add the quantum phase factors to the hopping terms and find that the…

Molecular Networks · Quantitative Biology 2015-03-20 Bao-quan Ai , Shi-Liang Zhu

This letter studies a radio-frequency (RF) multi-user wireless power transfer (WPT) system, where an energy transmitter (ET) with a large number of antennas delivers energy wirelessly to multiple distributed energy receivers (ERs). We…

Information Theory · Computer Science 2017-06-26 Seunghyun Lee , Yong Zeng , Rui Zhang

The changes in the lifetime of a metastable energy level in Er-doped Si nanocrystals in the presence of an external source of colored noise are analyzed for different values of noise intensity and correlation time. Exciton dynamics is…

Materials Science · Physics 2014-10-02 Stefano Spezia , Davide Valenti , Dominique Persano Adorno , Bernardo Spagnolo

In a network of interacting quantum systems achieving fast coherent energy transfer is a challenging task. While quantum systems are susceptible to a wide range of environmental factors, in many physical settings their interactions with…

Quantum Physics · Physics 2014-05-09 James Lim , Mark Tame , Ki Hyuk Yee , Joong-Sung Lee , Jinhyoung Lee

Wireless energy transfer (WET) has attracted significant attention recently for providing energy supplies wirelessly to electrical devices without the need of wires or cables. Among different types of WET techniques, the radio frequency…

Information Theory · Computer Science 2015-06-18 Jie Xu , Rui Zhang

Simulating the irreversible quantum dynamics of exciton and electron transfer problems poses a nontrivial challenge. Because the irreversibility of the system dynamics is a result of quantum thermal activation and dissipation caused by the…

Chemical Physics · Physics 2021-03-30 Seiji Ueno , Yoshitaka Tanimura

It is shown that quantum sustainability is a universal phenomenon which emerges during environment-assisted electronic excitation energy transfer (EET) in photobiological complexes (PBCs), such as photosynthetic reaction centers and centers…

Biological Physics · Physics 2018-07-09 Konstantin G. Zloshchastiev

We investigate the quantum dynamics of ligand--receptor electron transfer and conformational response in a prototypical viral binding complex, using the SARS-CoV-2 Spike protein bound to the human ACE2 receptor as a model system. Treating…

Quantum Physics · Physics 2026-04-28 Muhammad Waqas Haseeb , Mohamad Toutounji

In this paper, we experimentally demonstrate an oscillating energy shift of quantum-confined exciton levels in a semiconductor quantum well after excitation into a superposition of two quantum confined exciton states of different parity.…

Mesoscale and Nanoscale Physics · Physics 2020-12-30 A. V. Trifonov , A. S. Kurdyubov , I. Ya. Gerlovin , D. S. Smirnov , K. V. Kavokin , I. A. Yugova , M. Aßmann , A. V. Kavokin

Noise-assisted transport in quantum systems occurs when quantum time-evolution and decoherence conspire to produce a transport efficiency that is higher than what would be seen in either the purely quantum or purely classical cases. In…

Quantum Physics · Physics 2012-08-30 Ivan Kassal , Alán Aspuru-Guzik

Transport phenomena are ubiquitous throughout the science, engineering and technology disciplines as it concerns energy, mass, charge and information exchange between systems. In particular, energy transport in the nanoscale regime has…

Quantum Physics · Physics 2018-07-26 Chikako Uchiyama , William J. Munro , Kae Nemoto

Excited state hydrogen transfer (ESHT) is responsible to various photochemical processes of aromatics including photoprotection of nuclear basis. Its mechanism is explained by the internal conversion from aromatic $\pi$$\pi$* to…

Atomic and Molecular Clusters · Physics 2017-12-06 Mitsuhiko Miyazaki , Ryuhei Ohara , Claude Dedonder , Christophe Jouvet , Masaaki Fujii

F\"orster theory describes electronic exciton energy migration in molecular assemblies as an incoherent hopping process between donor and acceptor molecules. The rate is expressed in terms of the overlap integral between donor fluorescence…

Chemical Physics · Physics 2018-10-17 Marco Schröter , Tõnu Pullerits , Oliver Kühn

Energy efficient information transmission may be relevant to biological sensory signal processing as well as to low power electronic devices. We explore its consequences in two different regimes. In an ``immediate'' regime, we argue that…

Statistical Mechanics · Physics 2007-05-23 Vijay Balasubramanian , Don Kimber , Michael J Berry

We present a detailed model study of exciton transfer processes in donor-bridge-acceptor (DBA) systems. Using a model which includes the intermolecular Coulomb interaction and the coupling to a dissipative environment we calculate the phase…

Strongly Correlated Electrons · Physics 2009-11-11 Sabine Tornow , Ning-Hua Tong , Ralf Bulla

The paper deals with a simple three sites model for charge transfer phenomena in an one-dimensional donor (D) - bridge (B) - acceptor (A) system coupled with vibrational dynamics of the B site. It is found that in a certain range of…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. Lazrek , D. J. Bicout , S. Jaziri , E. Kats

We approach the biexciton Schr\"{o}dinger equation not through the free-carrier basis as usually done, but through the free-exciton basis, exciton-exciton interactions being treated according to the recently developed composite boson…

Strongly Correlated Electrons · Physics 2016-12-16 Shiue-Yuan Shiau , Monique Combescot , Yia-Chung Chang

The electron transfer in different solvents is investigated for systems consisting of donor, bridge and acceptor. It is assumed that vibrational relaxation is much faster than the electron transfer. Electron transfer rates and final…

Soft Condensed Matter · Physics 2016-09-28 D. Kilin , U. Kleinekathoefer , M. Schreiber

We study both theoretically and experimentally the nonlinear interaction between an intense surface acoustic wave and a two-dimensional electron plasma in semiconductor-piezocrystal hybrid structures. The experiments on hybrid systems…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. O. Govorov , A. V. Kalameitsev , M. Rotter , A. Wixforth , J. P. Kotthaus , K. H. Hoffmann , N. Botkin
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