Results 31 to 40 of about 25,652 (291)

Comparison of Harmonic Oscillator Model in Classical and Quantum Theories of Light-Matter Interaction

open access: yesFoundations, 2023
A brief review of the classical and quantum description of the interaction of electromagnetic radiation with matter based on the model of a harmonic oscillator is presented.
Valery Astapenko, Timur Bergaliyev
doaj   +1 more source

Harmonic Oscillator in a 1D or 2D Cavity with General Perfectly Reflecting Walls [PDF]

open access: yes, 2013
We investigate the simple harmonic oscillator in a 1-d box, and the 2-d isotropic harmonic oscillator problem in a circular cavity with perfectly reflecting boundary conditions.
Al-Hashimi, Munir H., M. H. Al-hashimi
core   +1 more source

Non-classical correlations beyond Bell’s inequality violation in qubit-pairs with an intrinsic noise

open access: yesResults in Physics, 2019
In this paper, we analytically explore two qubits interacting with a coherent harmonic oscillator field under intrinsic noise. The interaction of the uncorrelated two qubits with a harmonic oscillator initially in the superposition of coherent states ...
A.-B. A. Mohamed, H. Eleuch
doaj   +1 more source

Invariant harmonic unit vector fields on the oscillator groups [PDF]

open access: yes, 2019
summary:We find all the left-invariant harmonic unit vector fields on the oscillator groups. Besides, we determine the associated harmonic maps from the oscillator group into its unit tangent bundle equipped with the associated Sasaki metric.
Tan, Ju, Xu, Na
core   +1 more source

A new method for the determination of the locking range of oscillators [PDF]

open access: yes, 2007
A time-domain method for the determination of the injection-locking range of oscillators is presented. The method involves three time dimensions: the first and the second are warped time scales used for the free-running frequency and the external ...
Condon, Marissa   +5 more
core   +1 more source

Multipartite Entanglement Generation in a Structured Environment

open access: yesEntropy, 2020
In this paper, we investigate the entanglement generation of n-qubit states in a model consisting of n independent qubits, each coupled to a harmonic oscillator which is in turn coupled to a bath of N additional harmonic oscillators with nearest-neighbor
Shijiao Wang   +2 more
doaj   +1 more source

Numerical investigation of the fractal capillary oscillator

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2023
This paper focuses on the numerical investigation of a fractal modification of capillary oscillator by using a coupling technique based on the two-scale transformation and the global residue harmonic balance method.
Bin Chen, Junfeng Lu, Zhongze Xia
doaj   +1 more source

Square root of the harmonic oscillator [PDF]

open access: yesPhysical Review A, 1995
RevTex, 10 pages in preprint form, no ...
openaire   +3 more sources

Harmonic Oscillators in CMOS—A Tutorial Overview

open access: yesIEEE Open Journal of the Solid-State Circuits Society, 2021
The harmonic oscillator is a truly irreplaceable as well as ubiquitous analog integrated circuit. Starting from the basics of its CMOS implementation, we will discuss the phase noise of the harmonic oscillator in some detail, where the intrinsic large ...
Pietro Andreani, Andrea Bevilacqua
doaj   +1 more source

HORIZONS AND THE THERMAL HARMONIC OSCILLATOR [PDF]

open access: yesModern Physics Letters A, 2005
We show that two-dimensional anti-de Sitter spacetime (AdS2) can be put in correspondence, holographically, both with the harmonic oscillator and the free particle. When AdS2 has a horizon the corresponding mechanical system is a thermal harmonic oscillator at temperature given by the Hawking temperature of the horizon.
openaire   +4 more sources

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