Results 41 to 50 of about 378,672 (285)

Enhancement of quantum synchronization via continuous measurement and feedback control

open access: yesNew Journal of Physics, 2021
We study synchronization of a quantum van der Pol oscillator with a harmonic drive and demonstrate that quantum synchronization can be enhanced by performing continuous homodyne measurement on an additional bath linearly coupled to the oscillator and ...
Yuzuru Kato, Hiroya Nakao
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   +3 more sources

Simple Harmonic Oscillator Equation and Its Hyers-Ulam Stability

open access: yesJournal of Function Spaces and Applications, 2012
We solve the inhomogeneous simple harmonic oscillator equation and apply this result to obtain a partial solution to the Hyers-Ulam stability problem for the simple harmonic oscillator equation.
Soon-Mo Jung, Byungbae Kim
doaj   +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

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

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   +2 more sources

Realization of a Second Harmonic Antenna for Rural Communications [PDF]

open access: yesITB Journal of Engineering Science, 2006
In this research, an active antenna operated at the second harmonic frequency is investigated, and is implemented using microstrip antenna material.
Adit Kurniawan, Ahmad Hasyim, Yuyu Wahyu
doaj  

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

The multi-faceted inverted harmonic oscillator: Chaos and complexity

open access: yesSciPost Physics Core, 2021
The harmonic oscillator is the paragon of physical models; conceptually and computationally simple, yet rich enough to teach us about physics on scales that span classical mechanics to quantum field theory.
Arpan Bhattacharyya, Wissam Chemissany, S. Shajidul Haque, Jeff Murugan, Bin Yan
doaj   +1 more source

Evolving Probability Representations of Entangled Cat States in the Potentials of Harmonic and Inverted Oscillators

open access: yesQuantum Reports
We determine the evolving probability representation of entangled cat states in the potential of either the harmonic oscillator or the inverted oscillator, assuming that the states are initially prepared in the potential of the harmonic oscillator.
Matyas Mechler   +3 more
doaj   +1 more source

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