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Electric field noise from fluctuating patch potentials is a significant problem for a broad range of precision experiments, including trapped ion quantum computation and single spin detection. Recent results demonstrated strong suppression…

Combining classical electrodynamics and density functional theory (DFT) calculations, we develop a general and rigorous theoretical framework that describes the energetics of metal surfaces under high electric fields. We show that the…

Materials Science · Physics 2019-05-22 Andreas Kyritsakis , Ekaterina Baibuz , Ville Jansson , Flyura Djurabekova

Theoretical description of oscillations of electron liquid in large metallic nanospheres (with radius of few tens nm) is formulated within random-phase-approximation semiclassical scheme. Spectrum of plasmons is determined including both…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 W. Jacak , J. Krasnyj , J. Jacak , R. Gonczarek , A. Chepok , L. Jacak , D. Z. Hu , D. Schaadt

The electronic environment causes decoherence and dissipation of the collective surface plasmon excitation in metallic nanoparticles. We show that the coupling to the electronic environment influences the width and the position of the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Guillaume Weick , Gert-Ludwig Ingold , Rodolfo A. Jalabert , Dietmar Weinmann

We deduce the emissivity of radiation from a metallic surface as a function of angle and polarization. This effect has found application in the calibration of detectors for cosmic microwave background radiation.

Optics · Physics 2007-05-23 David J , Strozzi , Kirk T. McDonald

We present a model for the scaling laws of the electric field noise spectral density as a function of the distance, $d$, above a conducting surface. Our analytical approach models the patch potentials by introducing a correlation length,…

Quantum Physics · Physics 2010-04-05 Romain Dubessy , Thomas Coudreau , Luca Guidoni

The effect of noise on the Dirac phase of electron in the presence of screw dislocation is studied. An uncorrelated noise, which coincides with the nature of thermal fluctuations, is adopted. Results indicate that the Dirac phase is robust…

Quantum Physics · Physics 2012-07-04 Reza Torabi

We theoretically investigate the charge noise and dephasing in a metallic device in close proximity to a spin incoherent Luttinger liquid with a small but finite current. The frequency dependence of the charge noise exhibits a loss of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Gregory A. Fiete , Markus Kindermann

Although atomic diffusion on metal surfaces under high electric fields has been studied theoretically and experimentally since the 1970s, its accurate and quantitative theoretical description remains a significant challenge. In our previous…

Materials Science · Physics 2022-01-11 Ekaterina Baibuz , Andreas Kyritsakis , Ville Jansson , Flyura Djurabekova

The random-phase-approximation semiclassical scheme for description of plasmon excitations in large metallic nanospheres (with radius 10--100 nm) is developed for a case of presence of dynamical electric field. The spectrum of plasmons in…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 W. Jacak , J. Krasnyj , J. Jacak , A. Chepok , L. Jacak , W. Donderowicz , D. Z. Hu , D. M. Schaadt

Metal surfaces with disorder or with nanostructure modifications are studied, allowing for a localized charge layer (CL) in addition to continuous charges (CC) in the bulk, both charges having a compressional or diffusive non-local…

Mesoscale and Nanoscale Physics · Physics 2012-07-02 Baruch Horovitz , Carsten Henkel

In this work, we study the heat dissipated at metal surfaces by the electromagnetic field scattered by isolated subwavelength apertures in metal screens. In contrast to our common belief that the intensity of waves created by local sources…

Optics · Physics 2019-03-21 O. Lozan , M. Perrin , B. Ea-Kim , J. M. Rampnoux , S. Dilhaire , P. Lalanne

We explore an efficient way to numerically evaluate the response of the surface stress of a metal to changes in its superficial charge density by analysis of the strain-dependence of the work function of the uncharged surface. As an…

Materials Science · Physics 2007-05-23 Y. Umeno , Ch. Elsässer , B. Meyer , P. Gumbsch , M. Nothacker , J. Weissmuller , F. Evers

We derive new general expressions for the fluctuating electromagnetic field outside a homogeneous material surface. The analysis is based on general results from the thermodynamics of irreversible processes, and requires no consideration of…

Quantum Physics · Physics 2008-11-26 Giuseppe Bimonte , Enrico Santamato

The transport and noise properties of Pr_{0.7}Ca_{0.3}MnO_{3} epitaxial thin films in the temperature range from room temperature to 160 K are reported. It is shown that both the broadband 1/f noise properties and the dependence of…

Strongly Correlated Electrons · Physics 2013-12-12 C. Barone , A. Galdi , N. Lampis , L. Maritato , F. Miletto Granozio , S. Pagano , P. Perna , M. Radovic , U. Scotti di Uccio

More than 25 years ago, unexpected metallic behavior was discovered on the superconducting side of the superconductor-to-insulator transition. To this day, the origin of this behavior is unclear. In this work, we present resistance and…

Superconductivity · Physics 2024-01-18 André Haug , Dan Shahar

Induced charge-density (ICD) oscillations at the Cu(111) surface caused by an external impurity are studied within linear response theory. The calculation takes into account such properties of the Cu(111) surface electronic structure as an…

Soft Condensed Matter · Physics 2007-05-23 V. M. Silkin , I. A. Nechaev , E. V. Chulkov , P. M. Echenique

All metal objects support fluctuating currents that are responsible for evanescent-wave Johnson noise in their vicinity due both to thermal and quantum effects. The noise fields can decohere qubits in their neighborhood. It is quantified by…

Quantum Physics · Physics 2021-06-09 Jonathan Kenny , Hruday Mallubhotla , Robert Joynt

We study Johnson-Nyquist noise in macroscopically inhomogeneous disordered metals and give a microscopic derivation of the correlation function of the scalar electric potentials in real space. Starting from the interacting Hamiltonian for…

Mesoscale and Nanoscale Physics · Physics 2011-09-08 M. Treiber , C. Texier , O. M. Yevtushenko , J. von Delft , I. V. Lerner

The temperature dependence of the amplitude and phase of the electric potential arising at a plane boundary of a conductor when a longitudinal acoustic wave is incident normally on it is investigated theoretically and experimentally. The…