Results 121 to 130 of about 928,236 (401)

A remarkable spectral feature of the Schrödinger Hamiltonian of the harmonic oscillator perturbed by an attractive δ′-interaction centred at the origin: double degeneracy and level crossing

open access: yes, 2013
We rigorously define the self-adjoint Hamiltonian of the harmonic oscillator perturbed by an attractive δ′-interaction, of strength β, centred at 0 (the bottom of the confining parabolic potential), by explicitly providing its resolvent.
S. Albeverio   +2 more
semanticscholar   +1 more source

A MEMS Electromagnetic Vibration Energy Harvester with Monolithically Integrated NdFeB Micromagnets

open access: yesAdvanced Materials Technologies, EarlyView.
50µm thick sputtered arrays of NdFeB micromagnets are directly integrated into a functional MEMS in‐plane electromagnetic vibration energy harvester. A combination of analytical modeling and numerical simulations guided the design of the magnet arrays and ad‐hoc coil, to produce a high transduction factor.
Ilona Lecerf   +13 more
wiley   +1 more source

Derivation of quantum propagator for coupled harmonic oscillator with uniform electric field in a single harmonic oscillator environment using white noise functional approach

open access: yesJournal of King Saud University: Science, 2019
The use of white noise analysis is utilized in this study. We consider an open quantum system of coupled harmonic oscillator with uniform two dimensional electric field in a single harmonic oscillator environment. We obtain the quantum propagator for the
Norodin A. Rangaig   +2 more
doaj  

Harmonic oscillator: an analysis via Fourier series [PDF]

open access: yesarXiv, 2013
The Fourier series method is used to solve the homogeneous equation governing the motion of the harmonic oscillator. It is shown that the general solution to the problem can be found in a surprisingly simple way for the case of the simple harmonic oscillator. It is also shown that the damped harmonic oscillator is susceptible to the analysis.
arxiv  

Noncommutative 3D harmonic oscillator [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2002
7pages, LateX 2e, no figures; in print on J.Phys ...
Anais Smailagic, SPALLUCCI, EURO
openaire   +6 more sources

Exact Solutions of the Mass-Dependent Klein-Gordon Equation with the Vector Quark-Antiquark Interaction and Harmonic Oscillator Potential

open access: yes, 2013
Using the asymptotic iteration and wave function ansatz method, we present exact solutions of the Klein-Gordon equation for the quark-antiquark interaction and harmonic oscillator potential in the case of the position-dependent mass.
M. Bahar, F. Yasuk
semanticscholar   +1 more source

Understanding the Optoelectronic Processes in Colloidal 2D Multi‐Layered MAPbBr3 Perovskite Nanosheets: Funneling, Recombination and Self‐Trapped Excitons

open access: yesAdvanced Optical Materials, EarlyView.
Mechanisms by which excitons and charge carriers can funnel and recombine in 2D multi‐layered MAPbBr3 Ruddlesden‐Popper perovskite nanosheets are missing. This femtosecond transient absorption spectroscopy study creates a comprehensive understanding of how directed transport, exciton‐exciton annihilation, and Auger recombination occur in colloidal ...
André Niebur   +4 more
wiley   +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  

Deterministic nonlinear phase gates induced by a single qubit

open access: yesNew Journal of Physics, 2018
We propose deterministic realizations of nonlinear phase gates by repeating a finite sequence of non-commuting Rabi interactions between a harmonic oscillator and only a single two-level ancillary qubit.
Kimin Park, Petr Marek, Radim Filip
doaj   +1 more source

Penerapan Metode Monte-Carlo untuk Analisis Toleransi Perubahan Nilai Komponen Terhadap Kinerja Osilator Frekuensi 2,3 GHz

open access: yesJurnal Rekayasa Elektrika, 2017
In telecommunications equipment, an oscillator has a function to generate a carrier signal. As the carrier signal, a high stability performance is required. The frequency shift caused by component tolerances.
Teguh Firmansyah, Gunawan Wibisono
doaj   +1 more source

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