English
Related papers

Related papers: Molecular polaritonics in dense mesoscopic disorde…

200 papers

Based on the original combination of analytical methods, computer algebra tools and numerical calculations, proposed recently in Refs. [1]-[3], the non-perturbative vacuum polarization effects in the 2+1 D supercritical Dirac-Coulomb system…

High Energy Physics - Theory · Physics 2018-01-08 Andrey Davydov , Konstantin Sveshnikov , Yulia Voronina

Here we study the polaronic transport through molecules weakly connected to metallic electrodes in the nonlinear response regime. Molecule itself is treated as a quantum dot with discrete energy levels, its connection to the electrodes is…

Mesoscale and Nanoscale Physics · Physics 2007-07-22 Kamil Walczak

Effects of rapid stellar rotation on acoustic oscillation modes are poorly understood. We study the dynamics of acoustic rays in rotating polytropic stars and show using quantum chaos concepts that the eigenfrequency spectrum is a…

Astrophysics · Physics 2009-06-23 F. Lignieres , B. Georgeot

We develop a full microscopic theory for a nonlinear phase space filling (NPSF) in strongly coupled two-dimensional polaritonic lattices. Ubiquitous in polaritonic experiments, the theoretical description of NPSF, remains limited to…

Mesoscale and Nanoscale Physics · Physics 2024-04-09 Kok Wee Song , Salvatore Chiavazzo , Oleksandr Kyriienko

We consider quantum interferences of ballistic electrons propagating inside fractal structures with nanometric size of their arms. We use a scaling argument to calculate the density of states of free electrons confined in a simple model…

Disordered Systems and Neural Networks · Physics 2009-11-10 F. Carlier , V. M. Akulin

We provide detailed comparisons between experimental findings and numerical simulations of large cooperatively interacting, spatially disordered metamaterial arrays, consisting of asymmetrically split rings. Simulation methods fully…

Quantum vortices are the quantized version of classical vortices. Their center is a phase singularity or vortex core around which the flow of particles as a whole circulates and is typical in superfluids, condensates and optical fields.…

We investigate theoretically the photo absorbtion of the cluster of alkali atoms embedded into a single mode quantum microcavity. We show that when the energy of the giant plasmonic resonance lies close to the energy of the cavity mode, the…

Mesoscale and Nanoscale Physics · Physics 2013-03-15 I. G. Savenko , R. G. Polozkov , I. A. Shelykh

This letter demonstrates the formation of vibro-polaritonic states by strong coupling gaseous nitrous oxide molecules at room temperature. The ro-vibrational features of the molecule is utilized to understand the nature of the strong…

Chemical Physics · Physics 2024-01-15 Akhila Kadyan , Jino George

While the advanced coherent control of qubits is now routinely carried out in low frequency (GHz) systems like single spins, it is far more challenging to achieve for two-level systems in the optical domain. This is because the latter…

Mesoscale and Nanoscale Physics · Physics 2018-11-12 Daniel Wigger , Christian Schneider , Stefan Gerhardt , Martin Kamp , Sven Höfling , Tilmann Kuhn , Jacek Kasprzak

Despite recent numerical evidence, one of the fundamental theoretical mysteries of polaritonic chemistry is how and if collective strong coupling can induce local changes of the electronic structure to modify chemical properties. Here we…

The demonstration of strong and ultrastrong coupling regimes of cavity QED with polyatomic molecules has opened new routes to control chemical dynamics at the nanoscale. We show that strong resonant coupling of a cavity field with an…

Quantum Physics · Physics 2016-06-09 Felipe Herrera , Frank C. Spano

The field of cavity quantum electrodynamics (QED) has seen a recent resurgence of interest in few- and many-body physics owing to the realization that the breaking of symmetries and the presence of disorder can give rise to entirely new…

As one of the famous effects in quantum Rabi model (QRM), Rabi oscillation may lead to the occurrence of quantum dynamics behaviors without classical dynamic counterparts, such as quantum collapse and revival effects. In this paper, we…

Quantum Physics · Physics 2025-05-30 Shangyun Wang , Songbai Chen , Jiliang Jing

This article presents an overview of current understanding of the interaction of low-energy positrons with molecules with emphasis on resonances, positron attachment and annihilation. Annihilation rates measured as a function of positron…

Atomic Physics · Physics 2010-09-22 G. F. Gribakin , J. A. Young , C. M. Surko

Despite considerable work on the energy-level and wavefunction statistics of disordered quantum systems, numerical studies of those statistics relevant for electron-electron interactions in mesoscopic systems have been lacking. We plug this…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Mike Miller , Denis Ullmo , Harold U. Baranger

The motion of charged particles in a crystal in the axial channeling regime can be both regular and chaotic. The chaos in quantum case manifests itself in the statistical properties of the energy levels set. These properties have been…

Accelerator Physics · Physics 2020-01-14 N. F. Shul'ga , V. V. Syshchenko , A. I. Tarnovsky , V. I. Dronik , A. Yu. Isupov

We present a powerful formalism, disordered collective dynamics using truncated equations (d-CUT-E), to simulate the ultrafast quantum dynamics of molecular polaritons in the collective strong coupling regime, where a disordered ensemble of…

Quantum Physics · Physics 2024-04-09 Juan B. Pérez-Sánchez , Federico Mellini , Noel C. Giebink , Joel Yuen-Zhou

Polaritons, mixed light-matter quasiparticles, undergo a transition to a condensed, macroscopically coherent state at low temperatures or high densities. Recent experiments show that coupling light to organic molecules inside a microcavity…

Quantum Gases · Physics 2014-03-06 Justyna A. Cwik , Sahinur Reja , Peter B. Littlewood , Jonathan Keeling

The phenomenon of random intensity patterns, for waves propagating in the presence of disorder, is well known in optics and in mesoscopic physics. We study this phenomenon for cold atomic gases expanding, by a diffusion process, in a weak…

Disordered Systems and Neural Networks · Physics 2009-11-13 P. Henseler , B. Shapiro