Results 41 to 50 of about 160,997 (311)

Exact diagonalization of the D-dimensional spatially confined quantum harmonic oscillator [PDF]

open access: yesKragujevac Journal of Science, 2016
In the existing literature various numerical techniques have been developed to quantize the confined harmonic oscillator in higher dimensions. In obtaining the energy eigenvalues, such methods often involve indirect approaches such as searching for the ...
Kunle Adegoke   +4 more
doaj   +1 more source

Lissajous curves and semiclassical theory: The two-dimensional harmonic oscillator [PDF]

open access: yes, 2006
The semiclassical treatment of the two-dimensional harmonic oscillator provides an instructive example of the relation between classical motion and the quantum mechanical energy spectrum.
Brack M.   +5 more
core   +2 more sources

A simple new iterative method for solving strongly nonlinear oscillator systems having a rational and an irrational force

open access: yesAlexandria Engineering Journal, 2018
In this paper, a new noble modified iterative method is proposed to obtain the approximate solution of strongly nonlinear oscillator systems having a rational and an irrational forces. The approximate frequency and the corresponding periodic solution can
Md. Abdur Razzak
doaj   +1 more source

General Solution of the Quantum Damped Harmonic Oscillator

open access: yes, 2008
In this paper the general solution of the quantum damped harmonic oscillator is given.Comment: Latex ; 10 pages ; no figure ; typos corrected.
Breuer H.-P.   +4 more
core   +1 more source

First harmonic injection locking of 24-GHz-oscillators [PDF]

open access: yesAdvances in Radio Science, 2003
An increasing number of applications is proposed for the 24 GHz ISM-band, like automotive radar systems and short-range communication links. These applications demand for oscillators providing moderate output power of a few mW and moderate frequency ...
M. R. Kühn, E. M. Biebl
doaj  

Discrete time model of self-oscillations with spectral line widening

open access: yesФизика волновых процессов и радиотехнические системы, 2022
An algorithm for generating quasi-harmonic self-oscillations with a uniformly widened spectral line is presented. The algorithm is based on the equation of motion of the Thomson-type DT-oscillator, which introduced a random effect in the form of band ...
Valery V. Zaitsev   +2 more
doaj   +1 more source

Halide‐Dependent Photoluminescence and Heavy‐Atom Effects in Low‐Melting Organic–Inorganic Manganese Halides

open access: yesAdvanced Functional Materials, EarlyView.
Two pyridinium‐based ionic liquid templated hybrid manganese halides, (C4Py)2[MnCl4] and (C4Py)2[MnBr4], display similar bulk structures but show significantly different photoluminescence behaviors due to the bromine heavy‐atom effect. Their stable local Mn environments remain intact even in the molten state, allowing applications such as luminescence ...
Biswajit Bhattacharyya   +22 more
wiley   +1 more source

An Effective Solution of the Cube-Root Truly Nonlinear Oscillator: Extended Iteration Procedure

open access: yesInternational Journal of Differential Equations, 2021
The cube-root truly nonlinear oscillator and the inverse cube-root truly nonlinear oscillator are the most meaningful and classical nonlinear ordinary differential equations on behalf of its various applications in science and engineering.
B. M. Ikramul Haque, M. M. Ayub Hossain
doaj   +1 more source

A Mechanistic Blueprint for Fast, High‐Yield Green Scintillators Using Conjugated Polymer–Nanocrystal Composites

open access: yesAdvanced Functional Materials, EarlyView.
Conjugated polymer–nanocrystal composites are investigated to develop fast, high‐yield green scintillators. The polymer F8BT enables efficient, ultrafast emission, while blends with non‐emitting HfO2 nanocrystals and luminescent CdZnS/ZnS quantum dots reveal distinct sensitization mechanisms.
Chenger Wang   +13 more
wiley   +1 more source

Approximate Solution of Schrödinger Equation with Pseudo-Gaussian Potential Viewed as a Perturbation

open access: yesAnnals of West University of Timisoara: Physics, 2015
We consider the Schrödinger equation with pseudo-Gaussian potential and point out that it is basically made up by a term representing the harmonic oscillator potential and an additional term, which is actually a power series that converges rapidly. Based
Iacob Theodor-Felix   +2 more
doaj   +1 more source

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