Results 11 to 20 of about 158,930 (327)

From the Lorentz Transformation Group in Pseudo-Euclidean Spaces to Bi-gyrogroups [PDF]

open access: yesMathematics Interdisciplinary Research, 2016
‎The Lorentz transformation of order (m=1,n)‎, ‎n∈N‎, ‎is the well-known ‎Lorentz transformation of special relativity theory‎. ‎It is a transformation of time-space coordinates of the ‎pseudo-Euclidean space Rm=1,n of one time dimension and n space ...
Abraham A. Ungar
doaj   +1 more source

FDTD Analysis of Relativistic Bistatic Polarized Scattering From a High-Speed Moving Dielectric Coated Target

open access: yesIEEE Access, 2023
Development of hypersonic aircraft demands relativistic electromagnetic scattering modeling of a high-speed moving dielectric coated object, which is applied to the recognition and tracking of moving stealth object.
Pengcheng Ren   +3 more
doaj   +1 more source

Derivation of the Lorentz transformation for determination of space contraction

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2023
The paper demonstrates the incompleteness of the relativistic space contraction formula for space-time coordinates transformation between inertial frames of reference in the existing normally acknowledged version of the theory of special relativity.
Khadka Chandra
doaj   +1 more source

On Lorentz Invariant Complex Scalar Fields

open access: yesAdvances in High Energy Physics, 2022
We obtain a Lorentz covariant wave equation whose complex wave function transforms under a Lorentz boost according to the following rule, Ψx⟶ei/ℏfxΨx. We show that the spacetime-dependent phase fx is the most natural relativistic extension of the phase ...
Gustavo Rigolin
doaj   +1 more source

On bi-conservative hypersurfaces in the Lorentz-Minkowski 4-space $E_1^4$ [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2023
In the 1920s, D. Hilbert has showed that the tensor of stress-energy, related to a given functional $\Lambda$, is a conservative symmetric bicovariant tensor $\Theta$ at the critical points of $\Lambda$, which means that div$\Theta =0$.
Firooz Pashaie
doaj   +1 more source

NEW METHOD FOR DERIVATION OF LORENTZ TRANSFORMATION

open access: yesJournal of Engineering, 2003
in the modern field of heavy ion atomic physics, determined through Lorentz transformation [W. Greiner 1997]. At high energies one must investigate the relative wave equations. This means equations, which are invariant under Lorenz transformation.
O.M. Al-Kazalch
doaj   +1 more source

The Relativistic Rotation Transformation and the Observer Manifold

open access: yesAxioms, 2023
We show that relativistic rotation transformations represent transfer maps between the laboratory system and a local observer on an observer manifold, rather than an event manifold, in the spirit of C-equivalence.
Satyanad Kichenassamy
doaj   +1 more source

Relativistic Bistatic Scattering of a High-Speed Moving Plasma Coated Object

open access: yesInternational Journal of Antennas and Propagation, 2023
Accurate modeling of relativistic electromagnetic scattering characteristics from high-speed motion of plasma coated objects is crucial for the development of hypersonic aircraft and their applications in the identification and surveillance of moving ...
Pengcheng Ren   +3 more
doaj   +1 more source

Optical properties of gold nanoclusters constructed from Au13 units

open access: yesAggregate, Volume 3, Issue 6, December 2022., 2022
This review summarizes various optical properties of gold nanoclusters that consist of Au13 motifs. The structural evolution from Au13 to Au25, Au37, and Au60 is illustrated with increasing number of the Au13 building blocks. The review on the photo‐physics of Au13 family provides a comprehensive understanding of Au13‐assembled nanoclusters, which is ...
Jie Kong   +3 more
wiley   +1 more source

Geometrical Interpretation of Space Contraction in Two-dimensional Lorentz Transformation

open access: yesBibechana
This paper points out that the transformation equations for the spatial and temporal coordinates between two frames of reference in the existing generally accepted version of the Lorentz transformation are deficient, since transformation equations are ...
Chandra Bahadur Khadka
doaj   +3 more sources

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