Results 1 to 10 of about 8,456 (255)

Thermal-State Continuous-Variable Quantum Key Distribution Under the Effects of Gravity [PDF]

open access: yesEntropy
Continuous-variable quantum key distribution has gradually shifted from optical fiber communication to space communication. In free-space quantum communication, the influence of gravity cannot be ignored.
Li Zhang, Jiannan Huang, Jian Zhou
doaj   +2 more sources

Neural Network-Based Intuitive Physics for Non-Inertial Reference Frames [PDF]

open access: yesIEEE Access, 2021
Classical mechanics offers us reliable means to predict various physical quantities, but it is difficult to derive the precise dynamic equations underlying most phenomena and obtain physical quantities in real-world situations.
Jongwoo Seo, Sang Wan Lee
doaj   +2 more sources

Study of Solid-Fluid Interaction in Body-Fixed Non-Inertial Frame of Reference

open access: yesJournal of Fluid Science and Technology, 2006
Motion of solid object in fluid is studied in moving frame of reference. Navier-Stokes (N-S) equations in a non-inertial frame of reference is coupled with the equations of linear and angular momentums for the solid object. It is shown that the numerical
Shintaro TAKEUCHI   +2 more
doaj   +3 more sources

On a special transformation to a non-inertial, radially rigid reference frame [PDF]

open access: yesGravitation and Cosmology, 2013
We discuss the conditions under which a body, moving non-inertially in Minkowski space, can preserve its size. Under these conditions, using a series expansion of the generalized Lorentz transformation, we find a coor- dinate transformation connecting the laboratory inertial reference frame S and the rigid non-inertial reference frame s which moves ...
openaire   +5 more sources

Online Handwriting Recognition Method with a Non-Inertial Reference Frame Based on the Measurement of Linear Accelerations and Differential Geometry: An Alternative to Quaternions

open access: yesMicromachines
This work describes a mathematical model for handwriting devices without a specific reference surface (SRS). The research was carried out on two hypotheses: the first considers possible circular segments that could be made during execution for the ...
Griselda Stephany Abarca Jiménez   +5 more
doaj   +3 more sources

The task of the relativistic oscillator in a non-inertial frame of reference [PDF]

open access: yesEuropean Journal of Physics, 2016
12 pages, 2 ...
Perepelkin, E. E.   +2 more
openaire   +4 more sources

Development of dynamic motion models of SPACE code for ocean nuclear reactor analysis

open access: yesNuclear Engineering and Technology, 2022
Lately, ocean nuclear power plants have attracted attention as one of diverse uses of nuclear power plants. Because ocean nuclear power plants are movable or transportable, it is necessary to analyze the thermal hydraulics in a moving frame of reference,
Byoung Jae Kim, Seung Wook Lee
doaj   +1 more source

Analytical Estimation of Time Dilation of a Satellite in Elliptical Orbit [PDF]

open access: yesINCAS Bulletin, 2018
This article describes the analytical estimation of time dilation along the elliptical orbit of a satellite due to effects of relativity where the functioning has been time-dependent.
G. PRASAD, P. MANIGANDAN
doaj   +1 more source

Students’ understanding of non-inertial frames of reference [PDF]

open access: yesPhysical Review Physics Education Research, 2020
The concepts of the Coriolis and the centrifugal force are essential in various scientific fields and they are standard components of introductory physics lectures. In this paper, we explore how students understand and apply concepts of rotating frames of reference in the context of an example lecture demonstration experiment.
S. Küchemann   +4 more
openaire   +2 more sources

Unstable Points, Ergodicity and Born’s Rule in 2d Bohmian Systems

open access: yesEntropy, 2023
We study the role of unstable points in the Bohmian flow of a 2d system composed of two non-interacting harmonic oscillators. In particular, we study the unstable points in the inertial frame of reference as well as in the frame of reference of the ...
Athanasios C. Tzemos, George Contopoulos
doaj   +1 more source

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