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We develop a unified theory of plasmon-assisted resonance energy transfer (RET) between molecules near a metal nanostructure that maintains energy balance between transfer, dissipation, and radiation. We show that in a wide range of…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Vitaliy N. Pustovit , Tigran V. Shahbazyan

The high density of evanescent modes in the vicinity of a metal leads to enhancement of the near-field F\"{o}rster resonant energy transfer (FRET) rate. We present a classical approach to calculate the FRET rate based on the dyadic Green's…

Mesoscale and Nanoscale Physics · Physics 2016-03-01 Amrit Poudel , Xin Chen , Mark A. Ratner

We investigate theoretically the stochastic dynamics of Resonance Electronic Energy Transfer (RET), in a bi-dimensional overexcited ensemble of donor and acceptor molecules. We find that, after initial optical excitation of all the donors,…

Mesoscale and Nanoscale Physics · Physics 2023-11-27 R. Avriller , A. Marché , G. Jonusauskas

We investigate the spontaneous emission rate of a two-level quantum emitter next to a composite medium made of randomly distributed metallic inclusions embedded in a dielectric host matrix. In the near-field, the Purcell factor can be…

Mesoscale and Nanoscale Physics · Physics 2016-10-26 D. Szilard , W. J. M Kort-Kamp , F. S. S. Rosa , F. A. Pinheiro , C. Farina

We investigate the resonance energy transfer (RET) rate between two quantum emitters near a suspended graphene sheet in vacuum under the influence of an external magnetic field. We perform the analysis for low and room temperatures and show…

Mesoscale and Nanoscale Physics · Physics 2021-05-26 P. P. Abrantes , G. Bastos , D. Szilard , C. Farina , F. S. S. Rosa

We present an analytical model for Forster resonance energy transfer (FRET) between a donor and an acceptor placed in inhomogeneous and absorptive environment characterized by complex dielectric function, e.g., near a metal-dielectric…

Mesoscale and Nanoscale Physics · Physics 2025-04-21 L. S. Petrosyan , M. N. Noginov , T. V. Shahbazyan

A theory for the fluorescence resonance energy transfer (FRET) between a pair of semiconducting nanocrystal quantum dots is developed. Two types of donor-acceptor couplings for the FRET rate are described: dipole-dipole (d-d) and the…

Materials Science · Physics 2009-11-13 Roi Baer , Eran Rabani

The spontaneous emission rate of a radiating atom reaches its time-independent equilibrium value after an initial transient regime. In this paper we consider the associated relaxation effects of the spontaneous decay rate of atoms in…

Quantum Physics · Physics 2007-10-31 Martijn Wubs , L. G. Suttorp

We present a quantum framework based on a density matrix of a dimer system to investigate the quantum dynamics of excitation energy transfer (EET) in the presence of the evanescent field from the metal and the phonon bath. Due to the…

Quantum Physics · Physics 2017-08-02 Amrit Poudel , Xin Chen , Mark A. Ratner

Resonant energy transfer (RET), between equal parity 1s65s$^3\mathrm{S}_1$ and 1s66s$^3\mathrm{S}_1$ Rydberg levels in helium has been observed in low-temperature ($\sim80$ mK) collisions with ammonia molecules which undergo inversion…

Atomic Physics · Physics 2026-05-21 J. Zou , R. R. W. Wang , R. González-Férez , H. R. Sadeghpour , S. D. Hogan

Both spontaneous emission and resonant energy transfer can be enhanced significantly when the emitter is placed in the vicinity of metallic or crystal structures. This enhancement can be described using the electromagnetic Green tensor and…

Optics · Physics 2022-07-27 Asaf Farhi , Aristide Dogariu

Using electric dipoles to describe light-matter interactions between two entities is a conventional approximation in physics, chemistry, and material sciences. However, the lack of material structures makes the approximation inadequate when…

Chemical Physics · Physics 2023-05-24 Ming-Wei Lee , Liang-Yan Hsu

Long range resonance energy transfer (RET) between a donor and an acceptor molecule is increasingly being used in many areas of biological and material science. The phenomenon is used to monitor the in vivo separation between different…

Materials Science · Physics 2007-05-23 Sangeeta Saini , Somnath Bhowmick , Vijay B. Shenoy , Biman Bagchi

Electron transfer (ET) between primary electron donors and acceptors is modeled in the photosystem II reaction center (RC). Our model includes (i) two discrete energy levels associated with donor and acceptor, interacting through a…

Electron transfer (ET) at molecule-metal or molecule-semiconductor interfaces is a fundamental reaction that underlies all electro-chemical and molecular electronic processes as well as substrate-mediated surface photochemistry. In this…

Chemical Physics · Physics 2023-06-21 Yu Wang , Wenjie Dou

Resonant energy transfer from a donor to an acceptor is one of the most basic interactions between atomic and molecular systems. In real-life situations, the donor and acceptor are not isolated but in fact coupled to their environment and…

Quantum Physics · Physics 2022-06-09 Madeline C. Waller , Robert Bennett

We present a first-principles calculation on the rate and efficiency of F\"orster resonance energy transfer (FRET) from a donor to an acceptor when they are located in the hotspots of nanoparticle clusters. Nonlocal effect has been…

Optics · Physics 2017-12-29 Jun Ren , Tong Wu , Bing Yang , Xiangdong Zhang

According to the scaling theory of localization, all quantum electronic states are localized in two-dimensional (2D) systems. One consequence of the theory is that there is no quantum percolation transition in 2D. However, in a real system…

Disordered Systems and Neural Networks · Physics 2007-05-23 Junren Shi , Song He , X. C. Xie

This is the second of a series of papers devoted to develop a microscopical approach to the dipole emission process and its relation to coherent transport in random media. In this Letter, we deduce a relation between the transverse decay…

Optics · Physics 2009-03-12 M. Donaire

F\"orster resonance energy transfer (FRET) is a quantum mechanical phenomenon involving the non-radiative transfer of energy between coupled electric dipoles. Due to the strong dependence of FRET on the distance between the dipoles, it is…

Chemical Physics · Physics 2024-12-04 David Frost , Keisha Cook , Hugo Sanabria
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