Results 61 to 70 of about 759,399 (193)

Fibre bundle formulation of relativistic quantum mechanics. I. Time-dependent approach

open access: yes, 2001
We propose a new fibre bundle formulation of the mathematical base of relativistic quantum mechanics. At the present stage the bundle form of the theory is equivalent to its conventional one, but it admits new types of generalizations in different ...
Bjorken J D   +21 more
core   +1 more source

Cone bundles [PDF]

open access: yesTransactions of the American Mathematical Society, 1977
A theory of normal bundles for locally knotted codimension two embeddings of PL manifolds is developed. The classifying space for this theory is Cappell and Shaneson’s space B R N 2 BR{N_2} .
openaire   +1 more source

Application of generalized differential quadrature method to nonlinear bending analysis of a single SWCNT over a bundle of nanotubes

open access: yesArchives of Mechanics, 2012
The deformation of an individual single walled carbon nanotube (SWCNT) over a bundle of nanotubes has been studied using the generalized differential quadrature (GDQ) method.
A. Fereidoon, A.M. Babaee, Y. Rostamiyan
doaj   +1 more source

A rapid and robust leaf ablation method to visualize bundle sheath cells and chloroplasts in C3 and C4 grasses

open access: yesPlant Methods, 2023
Background It has been proposed that engineering the C4 photosynthetic pathway into C3 crops could significantly increase yield. This goal requires an increase in the chloroplast compartment of bundle sheath cells in C3 species. To facilitate large-scale
Kumari Billakurthi, Julian M. Hibberd
doaj   +1 more source

Equilibrium rotation of a vortex bundle terminating on a lateral wall

open access: yes, 2011
The paper investigates possibility of equilibrium solid-body rotation of a vortex bundle diverging at some height from a cylinder axis and terminating on a lateral wall of a container.
E. B. Sonin   +7 more
core   +1 more source

PARABOLIC VECTOR BUNDLES AND EQUIVARIANT VECTOR BUNDLES [PDF]

open access: yesInternational Journal of Mathematics, 2002
Given a complex manifold X, a normal crossing divisor D ⊂ X whose irreducible components D1, …, Ds are smooth, and a choice of natural numbers [Formula: see text], we construct a manifold [Formula: see text] with an action of a torus Γ and we prove that some full subcategory of the category of Γ-equivariant vector bundles on [Formula: see text] is ...
openaire   +2 more sources

Non-abelian higher gauge theory and categorical bundle

open access: yes, 2016
A gauge theory is associated with a principal bundle endowed with a connection permitting to define horizontal lifts of paths. The horizontal lifts of surfaces cannot be defined into a principal bundle structure.
Viennot, David
core   +4 more sources

Ninety-day postoperative cost in primary total hip arthroplasty: an economic model comparing surgical approaches

open access: yesClinicoEconomics and Outcomes Research, 2019
Larry E Miller,1 Melissa S Martinson,2 Joseph S Gondusky,3 Atul F Kamath,4 Friedrich Boettner,5 Samir K Bhattacharyya6 1Miller Scientific Consulting, Inc., Asheville, NC 28803, USA; 2Technomics Research, LLC, Long Lake, MN 55356, USA; 3Department of ...
Miller LE   +5 more
doaj  

Impacts of structural properties of myosin II filaments on force generation

open access: yeseLife
Cells need intracellular forces for their physiological functions, such as migration, cytokinesis, and morphogenesis. The actin cytoskeleton generates a large fraction of the forces via interactions between cytoskeletal components, such as actin filament
Shihang Ding   +3 more
doaj   +1 more source

Solutions of the Strominger System via Stable Bundles on Calabi-Yau Threefolds

open access: yes, 2012
We prove that a given Calabi-Yau threefold with a stable holomorphic vector bundle can be perturbed to a solution of the Strominger system provided that the second Chern class of the vector bundle is equal to the second Chern class of the tangent bundle.
A. Sen   +34 more
core   +1 more source

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