Results 11 to 20 of about 246,659 (296)

Twisted isotropic realisations of twisted Poisson structures [PDF]

open access: yesJournal of Geometric Mechanics, 2013
20 ...
Sepe, Daniele, Sansonetto, Nicola
openaire   +3 more sources

Twist - 3 polarized structure functions [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2000
We review the nucleon's twist-3 polarized structure functions from the viewpoint of gauge invariant, nonlocal light-cone operators in QCD. We discuss a systematic treatment of the polarized structure functions and the corresponding parton distribution functions.
Kodaira, Jiro, Tanaka, Kazuhiro
openaire   +2 more sources

Dispersion Analysis of Periodically Loaded Transmission Lines with Twist Symmetry Using the Mode-Matching Technique

open access: yesApplied Sciences, 2020
A mode-matching formulation is presented and used to analyze the dispersion properties of twist-symmetric transmission lines. The structures are coaxial lines periodically loaded with infinitely thin screens, which are rotated with respect to each other ...
Oskar Zetterstrom   +5 more
doaj   +1 more source

Elastic–Plastic Material Deformation and Conveying Value of Twist-Free Turned Surfaces

open access: yesSurfaces, 2022
Counter-surfaces for radial shaft seals are usually finished by infeed grinding to avoid macro twist structures on the surface since they can impose a conveying action on the lubricant.
Richard Börner   +5 more
doaj   +1 more source

Twist-joints and double twist-joints in RNA structure [PDF]

open access: yesRNA, 2012
Analysis of available RNA crystal structures has allowed us to identify a new family of RNA arrangements that we call double twist-joints, or DTJs. Each DTJ is composed of a double helix that contains two bulges incorporated into different strands and separated from each other by 2 or 3 bp.
Yury I, Boutorine, Sergey V, Steinberg
openaire   +2 more sources

The optical response of artificially twisted MoS $$_2$$ 2 bilayers

open access: yesScientific Reports, 2021
Two-dimensional layered materials offer the possibility to create artificial vertically stacked structures possessing an additional degree of freedom—the interlayer twist.
M. Grzeszczyk   +10 more
doaj   +1 more source

Higher Twist Structure Functions [PDF]

open access: yesAustralian Journal of Physics, 1997
I discuss the importance of some of the higher twist structure functions, and then calculate the twist-two, three and four parton distribution functions involving two quark unpolarized correlations using the wavefunction of the MIT bag model.
openaire   +1 more source

Twisted Differential String and Fivebrane Structures [PDF]

open access: yesCommunications in Mathematical Physics, 2012
39 pages, major improvements, material added, other removed to be discussed more completely elsewhere; to appear in ...
Sati, H., Schreiber, U., Stasheff, J.
openaire   +4 more sources

Order and Frustration in Chiral Liquid Crystals [PDF]

open access: yes, 2000
This paper reviews the complex ordered structures induced by chirality in liquid crystals. In general, chirality favors a twist in the orientation of liquid-crystal molecules. In some cases, as in the cholesteric phase, this favored twist can be achieved
  +37 more
core   +1 more source

Tunable Electronic Structure in Twisted Bilayer WTe2

open access: yesFrontiers in Physics, 2022
The moiré pattern restricts the electronic states of transition metal bilayers, thus extending the concept of the magic angle found in twisted bilayer graphene to semiconductors.
Zi-Si Chen   +11 more
doaj   +1 more source

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