Results 11 to 20 of about 407,274 (292)

Matrix Theory on Non-Orientable Surfaces [PDF]

open access: yes, 1997
We construct the Matrix theory descriptions of M-theory on the Mobius strip and the Klein bottle. In a limit, these provide the matrix string theories for the CHL string and an orbifold of type IIA string theory.Comment: 15 pages, Latex, 2 eps figures ...
Banks   +5 more
core   +3 more sources

Generation a solution to the equations of elasticity theory for a layered strip basing on the principle of compressed mappings

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2023
A systematic presentation of the modified classical semi-inverse SaintVenant method as an iterative one is given on the example of generating a solution to the differential equations of elasticity theory for a long layered strip.
Evgeny M. Zveryaev   +2 more
doaj   +1 more source

The density of critical percolation clusters touching the boundaries of strips and squares [PDF]

open access: yes, 2007
We consider the density of two-dimensional critical percolation clusters, constrained to touch one or both boundaries, in infinite strips, half-infinite strips, and squares, as well as several related quantities for the infinite strip.
Dahlberg, Kevin   +3 more
core   +1 more source

Confining gauge theories and holographic entanglement entropy with a magnetic field [PDF]

open access: yes, 2017
We consider the soft wall model for a heuristic holographical modelling of a confining gauge theory and discuss how the introduction of a (constant) magnetic field influences the (de)confinement phase structure.
Dudal, David, Mahapatra, Subhash
core   +2 more sources

STUDY ON FAILURE MECHANISM OF STRIP FOUNDATION BUILDINGS CAUSED BY SURFACE HORIZONTAL DEFORMATION IN MINING AREA [PDF]

open access: yesCivil Engineering Journal, 2019
The surface deformation caused by underground coal mining will cause great damage to the surface buildings. Especially for the strip foundation buildings, the surface horizontal deformation will cause the walls to crack and open, threatening the safe use
Xiaopeng Liu, Guangli Guo
doaj   +1 more source

Construction of plastic deformation areas in a homogeneous base of strip foundation [PDF]

open access: yesE3S Web of Conferences, 2021
The article discusses two approaches to the question of plastic deformations constructing areas in a homogeneous baseof a strip foundation: a trivial approach based on the use of the Coulomb plasticity condition, and the approach proposed by the authors ...
Bogomolova Oksana, Zhidelev Andrey
doaj   +1 more source

Strip lateral position control using electromagnets in continuous processing line

open access: yesMechanical Engineering Journal, 2015
In continuous metal strip processing lines, such as pickling, annealing and surface treatment lines, lateral instability of strips is a common problem. Strip lateral movement has a bad influence on productivity of the processing lines.
Yusuke ISHIGAKI, Yoshiaki NISHINA
doaj   +1 more source

The pressure relief protection effect of different strip widths, dip angles and pillar widths of an underside protective seam.

open access: yesPLoS ONE, 2021
To design underside protective seam strip layout. Similarity model experiments, numerical simulations and theoretical calculations are used to quantitatively study the pressure relief protection effect of different strip widths, dip angles and coal ...
Shuhao Fang   +6 more
doaj   +1 more source

Effect of Guide Strip Length on Annular Gap Flow Field during Pipe Vehicle Movement

open access: yesTaiyuan Ligong Daxue xuebao, 2022
In order to explore the effect of different guide strip lengths on the annular gap flow field and transport speed of pipe vehicle, the transport speed and annular gap flow field of pipe vehicle with guide strip lengths of 0, 35, 75, 112.5, and 150 mm ...
Xiaomeng JIA, Xihuan SUN, Yongye LI
doaj   +1 more source

Orientifolds of Matrix theory and Noncommutative Geometry [PDF]

open access: yes, 1999
We study explicit solutions for orientifolds of Matrix theory compactified on noncommutative torus. As quotients of torus, cylinder, Klein bottle and M\"obius strip are applicable as orientifolds.
A. Connes   +24 more
core   +2 more sources

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