English
Related papers

Related papers: Harvesting Excitons Through Plasmonic Strong Coupl…

200 papers

The manipulation of molecular excited state processes through strong coupling has attracted significant interest for its potential to provide precise control of photochemical phenomena. However, the key limiting factor for achieving this…

We present a self-consistent Maxwell-Bloch theory to analytically study the interaction between a nanostructure consisting of a metal nanoparticle and a monolayer of transition metal dichalcogenide. For the combined system, we identify an…

Mesoscale and Nanoscale Physics · Physics 2023-05-19 Robert Salzwedel , Lara Greten , Stefan Schmidt , Stephen Hughes , Andreas Knorr , Malte Selig

We consider the effect of electromagnetic coupling between localized surface plasmons in a metallic nanoparticle (NP) and excitons or weakly interacting electron-hole pairs in a semiconductor matrix where the NP is embedded. An expression…

Mesoscale and Nanoscale Physics · Physics 2018-10-08 Rui M. S. Pereira , Joel Borges , Georgui V. Smirnov , Filipe Vaz , Mikhail I. Vasilevskiy

Exciton transport in 2D semiconductors holds promise for room-temperature, ultra-compact optoelectronic devices, but it is limited by short propagation distances. Hybridization of excitons with cavity photons to form exciton-polaritons can…

Mesoscale and Nanoscale Physics · Physics 2025-07-08 Jamie M. Fitzgerald , Roberto Rosati , Ermin Malic

Exciton pulses transport excitation and entanglement adiabatically through Rydberg aggregates, assemblies of highly excited light atoms, which are set into directed motion by resonant dipole-dipole interaction. Here, we demonstrate the…

Atomic Physics · Physics 2014-12-04 K. Leonhardt , S. Wüster , J. M. Rost

We theoretically investigated the coupling between the exciton internal and center-of-mass motions in monolayer transition metal dichalcogenides subjected to a periodic electrostatic potential. The coupling leads to the emergence of…

Mesoscale and Nanoscale Physics · Physics 2024-04-16 Fujia Lu , Qianying Hu , Yang Xu , Hongyi Yu

An analytical expression is obtained for the biexciton binding energy as a function of the inter-exciton distance and binding energy of constituent quasi-one-dimensional excitons in carbon nanotubes. This allows one to trace biexciton…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 I. V. Bondarev

Plasmonic nanocavities enable access to the quantum properties of matter, but are often simplified to single mode models despite their complex multimode structure. Here, we show that off-resonant plasmonic modes in fact play a crucial role…

Quantum Physics · Physics 2024-11-13 Angus Crookes , Ben Yuen , Angela Demetriadou

Controlled non-local energy and coherence transfer enables light harvesting in photosynthesis and non-local logical operations in quantum computing. The most relevant mechanism of coherent coupling of distant qubits is coupling via the…

The possibility of creating heterostructure of two-dimensional (2D) materials has emerged as a viable route towards realizing novel optoelectronic devices. However, the low light absorption due to their small absorption cross section,…

Mesoscale and Nanoscale Physics · Physics 2023-03-14 Shubhrasish Mukherjee , Didhiti Bhattacharya , Samit Kumar Ray , Atindra Nath Pal

We theoretically analyse the hybrid Mie-exciton optical modes arising from the strong coupling of excitons in organic dyes or transition-metal dichalcogenides with the Mie resonances of high-index dielectric nanoparticles. Detailed analytic…

Mesoscale and Nanoscale Physics · Physics 2018-10-29 C. Tserkezis , P. A. D. Gonçalves , C. Wolff , F. Todisco , K. Busch , N. A. Mortensen

We have studied theoretically the exciton-plasmon coupling effects on the third-order optical nonlinearity of a coherently coupled hybrid system of a metal nanoparticle and a semiconductor quantum dot in the presence of a strong control…

Optics · Physics 2013-07-23 Nam-Chol Kim , Myong-Chol Ko , Song-Jin Im , Zhong-Hua Hao

Semiconductor nanoparticles and nanostructures in the strong coupling regime exhibit an intriguing energy scale in the optical frequencies, which is specified by the Rabi splitting between the upper and lower exciton-polariton states.…

Optics · Physics 2019-11-19 Burak Gerislioglu , Arash Ahmadivand

Experimental evidence of strong coupling between excitons confined in a quantum well and the photonic modes of a two-dimensional dielectric lattice is reported. Both resonant scattering and photoluminescence spectra at low temperature show…

Strong coupling of molecular vibrations with light creates polariton states, enabling control over many optical and chemical properties. However, the near-field signatures of strong coupling are difficult to map as most cavities are closed…

Nanoscale localization of electromagnetic fields near metallic nanostructures underpins the fundamentals and applications of plasmonics. The unavoidable energy loss from plasmon decay, initially seen as a detriment, has now expanded the…

We study theoretically optical response of WS2 monolayer located near periodic metal nanostructured arrays in two and three dimensions. The emphasis of simulations is on the strong coupling regime of excitons supported by WS2 and surface…

Mesoscale and Nanoscale Physics · Physics 2018-04-04 Maxim Sukharev , Ruth Pachter

Plasmonic excitations decay within femtoseconds, leaving non-thermal (often referred to as "hot") charge carriers behind that can be injected into molecular structures to trigger chemical reactions that are otherwise out of reach -- a…

Materials Science · Physics 2025-01-28 Jakub Fojt , Paul Erhart , Christian Schäfer

Nanoplasmonics has been used to enhance molecular spectroscopic signals, with exquisite spatial resolution down to the sub-molecular scale. By means of a rigorous, state-of-the-art multiscale model based on a quantum chemical description,…

Mesoscale and Nanoscale Physics · Physics 2018-09-27 Stefano Caprasecca , Stefano Corni , Benedetta Mennucci

We study theoretically the in-plane electromagnetic response and the exciton-plasmon interactions for an experimentally feasible carbon nanotube (CN) film systems composed of parallel aligned periodic semiconducting CN arrays embedded in an…

Mesoscale and Nanoscale Physics · Physics 2021-03-09 C. M. Adhikari , I. V. Bondarev
‹ Prev 1 4 5 6 7 8 10 Next ›