Results 51 to 60 of about 9,957,911 (333)

Fermions obstruct dimensional reduction in hot QCD [PDF]

open access: yes, 2000
We have studied, for the first time, screening masses obtained from glueball-like correlators in Quantum Chromodynamics with four light dynamical flavours of quarks in the temperature range 1.5T_c < T < 3T_c, where T_c is the temperature at which the ...
Gavai, R. V., Gupta, Sourendu
core   +2 more sources

The Dimensional-Reduction Anomaly in Spherically Symmetric Spacetimes [PDF]

open access: yes, 2000
In D-dimensional spacetimes which can be foliated by n-dimensional homogeneous subspaces, a quantum field can be decomposed in terms of modes on the subspaces, reducing the system to a collection of (D-n)-dimensional fields. This allows one to write bare
A. Mikovic   +23 more
core   +4 more sources

Shape-Informed Dimensional Reduction in Airfoil/Hydrofoil Modeling

open access: yesJournal of Marine Science and Engineering, 2023
Parametric models have been widely used in pertinent literature for reconstructing, modifying and representing a wide range of airfoil and/or hydrofoil profile geometries.
Zahid Masood   +3 more
doaj   +1 more source

Torsion in cohomology and dimensional reduction

open access: yesJournal of High Energy Physics, 2023
Conventional wisdom dictates that ℤ N factors in the integral cohomology group H p (X n , ℤ) of a compact manifold X n cannot be computed via smooth p-forms.
Gonzalo F. Casas   +2 more
doaj   +1 more source

Learning Picture Languages Using Dimensional Reduction

open access: yesInteligencia Artificial, 2023
One-dimensional (string) formal languages and their learning have been studied in considerable depth. However, the knowledge of their two-dimensional (picture) counterpart, which retains similar importance, is lacking.
David Kubon   +2 more
doaj   +1 more source

Dimensional Reduction in Non-Supersymmetric Theories

open access: yes, 1993
It is shown that regularisation by dimensional reduction is a viable alternative to dimensional regularisation in non-supersymmetric theories.Comment: 13 pages, phyzzx, LTH ...
D. R. T. Jones   +15 more
core   +1 more source

Dimensional reduction and the equivariant Chern character [PDF]

open access: yes, 2019
We propose a dimensional reduction procedure in the Stolz--Teichner framework of supersymmetric Euclidean field theories (EFTs) that is well-suited in the presence of a finite gauge group or, more generally, for field theories over an orbifold.
Stoffel, Augusto
core   +2 more sources

Inertial manifolds and finite-dimensional reduction for dissipative PDEs* [PDF]

open access: yesProceedings of the Royal Society of Edinburgh: Section A Mathematics, 2013
This paper is devoted to the problem of finite-dimensional reduction for parabolic partial differential equations. We give a detailed exposition of the classical theory of inertial manifolds as well as various attempts to generalize it based on the so ...
S. Zelik
semanticscholar   +1 more source

Numerické hodnocení reologickéh o experimentu [PDF]

open access: yesACC Journal, 2012
Uvažujeme viskoelastické, prostě podepřené, rotačně symetrické těleso pevně spojené s podkla-dem. Těleso je zatěžováno plochou lisovací čelisti, která se pohybuje ve směru osy z konstantní rychlostí v.
Petr Salač, Ivo Matoušek
doaj  

Speciation Through the Lens of Population Dynamics: A Theoretical Primer on How Small and Large Populations Diverge

open access: yesPopulation Ecology, EarlyView.
Population size and dynamics fundamentally shape speciation by influencing genetic drift, founder events, and adaptive potential. Small populations may speciate rapidly due to stronger drift, whereas large populations harbor more genetic diversity, which can alter divergence trajectories. We highlight theoretical models that incorporate population size
Ryo Yamaguchi   +3 more
wiley   +1 more source

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