English
Related papers

Related papers: Vacuum-Induced Saturation in Plasmonic Nanoparticl…

200 papers

Tho-photon absorption holds potential for many practical applications. We theoretically investigate the onset of this phenomenon in a semiconductor quantum dot -- metallic nanoshell composite subjected to a resonant CW excitation.…

Mesoscale and Nanoscale Physics · Physics 2021-01-08 Bintoro S. Nugroho , Alexander A. Iskandar , Victor A. Malyshev , Jasper Knoester

The quantum vacuum fluctuations of a neutral scalar field induced by background zero-range potentials concentrated on a flat hyperplane of co-dimension $1$ in $(d+1)$-dimensional Minkowski spacetime are investigated. Perfectly reflecting…

Mathematical Physics · Physics 2021-04-09 Davide Fermi

Quantum mechanics ascribes to the ground state of the electromagnetic radiation zero-point electric field fluctuations that permeate empty space at all frequencies. No energy can be extracted from the ground state of a system and,…

Quantum fluctuations can induce a friction on a neutral but polarizable particle and cause it to radiate energy even if the particle is moving in free space filled with blackbody radiation, and is not in contact with or close to any surface…

High Energy Physics - Theory · Physics 2021-12-22 Xin Guo , Kimball A. Milton , Gerard Kennedy , William P. McNulty , Nima Pourtolami , Yang Li

It is shown that quantum fluctuations due to a nontrivial gravitational background in the flat radiation dominated universe can play an important cosmological role generating nonvanishing cosmological global charge, e.g. baryon number,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Zygmunt Lalak , Krzysztof Meissner , Jacek Pawełczyk

Nonlinear damping, the change in damping rate with the amplitude of oscillations plays an important role in many electrical, mechanical and even biological oscillators. In novel technologies such as carbon nanotubes, graphene membranes or…

Because of the broken time-translation symmetry, in periodically driven vibrational systems fluctuations of different vibration components have different intensities. Fluctuations of one of the components are often squeezed, whereas…

Mesoscale and Nanoscale Physics · Physics 2020-06-26 J. S. Huber , G. Rastelli , M. J. Seitner , J. Kölbl , W. Belzig , M. I. Dykman , E. M. Weig

Particle-antiparticle pairs are predicted by quantum field theory to appear as vacuum fluctuations. The model of the vacuum used here is postulated to have the following properties: To minimize the violation of conservation energy allowed…

Quantum Physics · Physics 2019-10-02 G. B. Mainland , Bernard Mulligan

We consider a model in which the quantum fluctuation can be controlled and show that the system responds to a spatially periodic external field at zero temperature. This signifies the occurrence of spatial stochastic resonance where the…

Statistical Mechanics · Physics 2009-11-07 Parongama Sen

The unique distinction between vacuum-field and source-radiation induced effects in processes such as the Lamb shift, Casimir forces or spontaneous emission, remains unresolved even at the theoretical level, and an experimental approach was…

Quantum Physics · Physics 2025-02-26 Alexa Herter , Frieder Lindel , Laura Gabriel , Stefan Yoshi Buhmann , Jérôme Faist

The interaction of a particle with vacuum fluctuations--which theoretically exist even in the complete absence of matter--can lead to observable irreversible decoherence if it were possible to switch on and off the particle charge suddenly.…

Quantum Physics · Physics 2025-07-10 Anirudh Gundhi , Hendrik Ulbricht

We analyze the radiative forces between two dielectric nanospheres mediated via the quantum and thermal fluctuations of the electromagnetic field in the presence of an external drive. We generalize the scattering theory description of…

Quantum Physics · Physics 2024-07-08 Clemens Jakubec , Pablo Solano , Uroš Delić , Kanu Sinha

This paper is a continuation of a study of the properties and applications of quantum stress tensor fluctuations. Here we treat the vacuum fluctuations of the electromagnetic energy-momentum flux operator which as been averaged in space and…

High Energy Physics - Theory · Physics 2024-12-05 L. H. Ford

We review the fluctuation electromagnetic theory of attraction, friction and heating of neutral nonmagnetic nanoparticles moving with constant velocity in close vicinity to the solid surface. The theory is based on an exact solution of the…

Other Condensed Matter · Physics 2009-03-06 G. V. Dedkov , A. A. Kyasov

Fluctuations in light absorption by atoms are observed by applying laser light on rubidium atoms and measuring the transmitted light intensity fluctuations. These fluctuations are spontaneous noise, which are generic to photon atom…

Atomic Physics · Physics 2015-06-12 Takahisa Mitsui , Kenichiro Aoki

The observation of quantum oscillations in underdoped cuprates has generated intense debate about the nature of the field-induced resistive state and its implications for the `normal state' of high T_c superconductors. Quantum oscillations…

Strongly Correlated Electrons · Physics 2013-10-03 Sumilan Banerjee , Shizhong Zhang , Mohit Randeria

Nanoscale fluid transport is typically pictured in terms of atomic-scale dynamics, as is natural in the real-space framework of molecular simulations. An alternative Fourier-space picture, that involves the collective charge fluctuation…

Mesoscale and Nanoscale Physics · Physics 2023-10-02 Baptiste Coquinot , Maximilian Becker , Roland R. Netz , Lydéric Bocquet , Nikita Kavokine

We reveal a novel macroscopic quantum phenomenon induced by a magnetic field. It corresponds to the {\it non-integer quantization of the superfluid density} in a superconductor with gap nodes due to the generation of confined field-induced…

Superconductivity · Physics 2007-05-23 G. Varelogiannis , M. Heritier

The classical or quantum nature of optical spectroscopy signals is a topic that has attracted great attention recently. Spectroscopic techniques have been classified as quantum or classical depending on the light-source used in their…

Quantum Physics · Physics 2016-06-21 R. de J. León-Montiel , Zixuan Hu , Joel Yuen-Zhou

In this contribution we study wetting and nucleation of vapor bubbles on nanodecorated surfaces via free energy molecular dynamics simulations. The results shed light on the stability of superhydrophobicity in submerged surfaces with…

Soft Condensed Matter · Physics 2016-12-07 Matteo Amabili , Emanuele Lisi , Alberto Giacomello , Carlo Massimo Casciola
‹ Prev 1 3 4 5 6 7 10 Next ›