Results 21 to 30 of about 2,670,928 (182)

Orientifolds and twisted boundary conditions [PDF]

open access: yes, 2000
It is argued that the T-dual of a crosscap is a combination of an O+ and an O- orientifold plane. Various theories with crosscaps and D-branes are interpreted as gauge-theories on tori obeying twisted boundary conditions. Their duals live on orientifolds
't Hooft   +26 more
core   +2 more sources

Low Entropy Future Boundary Conditions

open access: yesEntropy, 2022
A number of ways to detect future, low-entropy, boundary conditions are considered. The most important of these is the use of slowly-decaying isotopes and the observation (or prediction) of galactic dynamics.
Lawrence S. Schulman
doaj   +1 more source

Nahm Equations and Boundary Conditions [PDF]

open access: yes, 1998
We derive certain boundary conditions in Nahm's equations by considering a system of N parallel D1-branes perpendicular to a D3-brane in type IIB string theory.Comment: 5 pages, 1 figure. Minor changes. Two references added.
Callan   +4 more
core   +3 more sources

Incoherent boundary conditions and metastates [PDF]

open access: yes, 2006
In this contribution we discuss the role which incoherent boundary conditions can play in the study of phase transitions. This is a question of particular relevance for the analysis of disordered systems, and in particular of spin glasses. For the moment
Netočný, Karel   +2 more
core   +5 more sources

Boundary conditions in topological AdS4/CFT3

open access: yesJournal of High Energy Physics, 2021
We revisit the construction in four-dimensional gauged Spin(4) supergravity of the holographic duals to topologically twisted three-dimensional N $$ \mathcal{N} $$ = 4 field theories.
Pietro Benetti Genolini   +2 more
doaj   +1 more source

SOLUTIONS OF NONLINEAR BOUNDARY SYSTEM WITH COUPLED INTEGRAL BOUNDARY CONDITIONS

open access: yesE-Jurnal Matematika, 2023
This article presented some theorems on a novel non-linear multiple Integro-differential equations of boundary T-system. It has been studied the numerical-analytic method and Banach fixed point theorem for the existence and approximation of the solutions
RAAD NOORI BUTRIS, HEWA SALMAN FARIS
doaj   +1 more source

Effect of Global Atmospheric Datasets in Modeling Meteorology and Air Quality in the Andean Region of Ecuador

open access: yesAerosol and Air Quality Research, 2022
Several components such as initial (IC) and boundary conditions (BC), generated from global atmospheric datasets for studies at the regional and mesoscale levels, play a role in numerical modeling.
Rene Parra
doaj   +1 more source

Boundary Conditions for Interacting Membranes [PDF]

open access: yes, 2010
We investigate supersymmetric boundary conditions in both the Bagger-Lambert and the ABJM theories of interacting membranes. We find boundary conditions associated to the fivebrane, the ninebrane and the M-theory wave.
A Basu   +56 more
core   +3 more sources

Boundary dynamics and multiple reflection expansion for Robin boundary conditions [PDF]

open access: yes, 2001
In the presence of a boundary interaction, Neumann boundary conditions should be modified to contain a function S of the boundary fields: (\nabla_N +S)\phi =0.
A. Sen   +36 more
core   +2 more sources

Effect of Boundary Conditions on the Mechanical Behavior of the Geogrid–Soil Interface

open access: yesApplied Sciences, 2021
Geogrid-reinforced structures are extensively adopted in various engineering fields. At present, the influence of boundary conditions was not considered in design methods, bringing hidden dangers to the safety of the structure.
Zheng Zuo   +4 more
doaj   +1 more source

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