Results 1 to 10 of about 2,653,054 (281)

Supersymmetry from boundary conditions [PDF]

open access: yesNuclear Physics B, 2005
We study breaking and restoration of supersymmetry in five-dimensional theories by determining the mass spectrum of fermions from their equations of motion. Boundary conditions can be obtained from either the action principle by extremizing an appropriate boundary action (interval approach) or by assigning parities to the fields (orbifold approach). In
G. VON GERSDORFF   +4 more
openaire   +6 more sources

Nonlocal Neumann boundary conditions

open access: yesBruno Pini Mathematical Analysis Seminar, 2023
We present some properties of a nonlocal version of the Neumann boundary conditions associated to problems involving the fractional p-Laplacian. For this problems, we show some regularity results for the general case and some existence results for ...
Edoardo Proietti Lippi
doaj   +1 more source

An Embedded Boundary Algorithm for Large Eddy Simulations in Complex Geometries [PDF]

open access: yesINCAS Bulletin, 2012
The paper presents a novel implementation of the embedded boundary algorithm in a Large Eddy Simulation CFD algorithm. The embedded boundary method aims at allowing the simulation of complex geometry flows on Cartesian computational grids, increasing the
Cristian CARLANESCU   +2 more
doaj   +1 more source

Boundary streaming with Navier boundary condition [PDF]

open access: yesPhysical Review E, 2014
11 pages, 3 ...
Xie, Jin-Han, Vanneste, Jacques
openaire   +3 more sources

Extension of lower and upper solutions approach for generalized nonlinear fractional boundary value problems

open access: yesArab Journal of Basic and Applied Sciences, 2022
Our main concern in this study is to present the generalized results to investigate the existence of solutions to nonlinear fractional boundary value problems (FBVPs) with generalized nonlinear boundary conditions.
Asmat Batool   +3 more
doaj   +1 more source

An efficient density matrix renormalization group algorithm for chains with periodic boundary condition [PDF]

open access: yesPapers in Physics, 2016
The Density Matrix Renormalization Group (DMRG) is a state-of-the-art numerical technique for a one dimensional quantum many-body system; but calculating accurate results for a system with Periodic Boundary Condition (PBC) from the conventional DMRG ...
Dayasindhu Dey   +2 more
doaj   +1 more source

Second-Order Boundary Value Problem with Integral Boundary Conditions

open access: yesBoundary Value Problems, 2011
The nonlinear alternative of the Leray Schauder type and the Banach contraction principle are used to investigate the existence of solutions for second-order differential equations with integral boundary conditions.
Nieto JuanJ   +2 more
doaj   +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

The effect of inlet and outlet boundary conditions in image-based CFD modeling of aortic flow

open access: yesBioMedical Engineering OnLine, 2018
Background Computational modeling of cardiovascular flow is a growing and useful field, but such simulations usually require the researcher to guess the flow’s inlet and outlet conditions since they are difficult and expensive to measure.
Sudharsan Madhavan   +1 more
doaj   +1 more source

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

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