Results 21 to 30 of about 14,862 (292)

Supersymmetry and eigensurface topology of the planar quantum pendulum

open access: yesFrontiers in Physics, 2014
We make use of supersymmetric quantum mechanics (SUSY QM) to find three sets of conditions under which the problem of a planar quantum pendulum becomes analytically solvable.
Burkhard eSchmidt, Bretislav eFriedrich
doaj   +1 more source

A critique of Ontological Pluralism: the case for Quantum Mechanics

open access: yesRevista Colombiana de Filosofía de la Ciencia, 2016
Scientifically speaking, quantum mechanics (QM) is the most successful theory ever made. Philosophically speaking, however, it is the most controversial theory.
Juan Manuel Vila Pérez
doaj   +1 more source

Analytic estimates and topological properties of the weak stability boundary [PDF]

open access: yes, 2012
The weak stability boundary (WSB) is the transition region of the phase space where the change from gravitational escape to ballistic capture occurs.
Biggs, James   +5 more
core   +1 more source

Leonhard Euler's “principle of mechanics” (an essay on the foundations of the equations of motion)

open access: yesRevista Brasileira de Ensino de Física
Leonhard Euler derived equations of motion for both (in modern terminology) point mass mechanics and analytic mechanics. In order to derive the equations, some dynamic premise has to be introduced; this is the “principle of mechanics”.
Penha Maria Cardozo Dias
doaj   +1 more source

Fluid mechanics measurement based on the anisotropic core structure of pseudophase singularities in analytic signal representation of speckle pattern [PDF]

open access: yes, 2007
A new technique for fluid mechanics measurement is proposed that makes use of pseudophase singularities in an analytic signal representation of a speckle-like pattern generated by a Laguerre-Gauss filter operation. Based on the formal analogy between the
Matsuda, A   +20 more
core   +1 more source

Analytic structure of the S-matrix for singular quantum mechanics [PDF]

open access: yes, 2020
The analytic structure of the S-matrix of singular quantum mechanics is examined within a multichannel framework, with primary focus on its dependence with respect to a parameter (Ω) that determines the boundary conditions.
Camblong, Horacio E.   +3 more
core  

Quantum Reality as Life-Guiding: A Critical Analysis of the Existential Realist Interpretations of Quantum Mechanics

open access: yesReligions
This essay offers a critical reading of Karen Barad’s and Heinrich Päs’ interpretations of quantum mechanics, using a Categorial Differentiation approach to science and religion, which is inspired by Wittgenstein and van Fraassen.
Gorazd Andrejč
doaj   +1 more source

Effects of rotor separation on the axial descent performance of dual-rotor configurations

open access: yesFlow, 2023
Rotorcraft can encounter highly unsteady flow when descending at a steep angle, leading to a flow condition called vortex ring state, which is associated with strong oscillatory airloads and substantial losses in mean rotor thrust.
Marcel Veismann   +2 more
doaj   +1 more source

Techniques for measuring respiratory mechanics: an analytic approach with a viscoelastic model [PDF]

open access: yes, 1993
A homogeneous model with stress relaxation that is described by a pure viscoelastic component was recently proposed to describe the mechanical behavior of the respiratory system during mechanical ventilation (Bates et al. J. Appl. Physiol. 67: 2276–2285,
A. M. Lorino, A. Harf
core   +1 more source

Sandwich Results for Holomorphic Functions Related to an Integral Operator

open access: yesFractal and Fractional
In this paper, we introduce a new logarithmic integral operator that unifies differentiation and fractional integration within the complex domain. The present work addresses this gap by applying the proposed operator to analytic functions represented by ...
Amal Mohammed Darweesh   +3 more
doaj   +1 more source

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