Results 51 to 60 of about 55,405 (281)

Periodic points of solenoidal automorphisms in terms of inverse limits

open access: yesApplied General Topology, 2021
In this paper, we describe the periodic points of automorphisms of a one dimensional solenoid, considering it as the inverse limit, lim←k (S 1 , γk) of a sequence (γk) of maps on the circle S 1 .
Sharan Gopal, Faiz Imam
doaj   +1 more source

Solenoidal automorphisms with specifications

open access: yesMonatshefte f�r Mathematik, 1982
The specification property for solenoidal automorphisms is discussed; a solenoidal automorphism σ satisfies specification iff σ is expansive, and σ satisfies weak specification but not specification iff σ is ergodic and central spin. These are problems set up byK. Sigmund for homeomorphisms with specification.
Aoki, N., Dateyama, M., Komuro, M.
openaire   +1 more source

Optical solenoid beams

open access: yesOptics Express, 2010
We introduce optical solenoid beams, diffractionless solutions of the Helmholtz equation whose diffraction-limited in-plane intensity peak spirals around the optical axis, and whose wavefronts carry an independent helical pitch. Unlike other collimated beams of light, appropriately designed solenoid beams have the noteworthy property of being able to ...
Sang-Hyuk, Lee   +2 more
openaire   +2 more sources

Solenoid

open access: yesNew American Studies Journal
poem by Brian David ...
  +4 more sources

Spin dynamics investigations for the electric dipole moment experiment

open access: yesPhysical Review Accelerators and Beams, 2020
Precision experiments, such as the search for a deuteron electric dipole moment using storage rings like COSY, demand for an understanding of the spin dynamics with unprecedented accuracy.
F. Rathmann, N. N. Nikolaev, J. Slim
doaj   +1 more source

Homology for one-dimensional solenoids [PDF]

open access: yes, 2013
Smale space is a particular class of hyperbolic topological dynamical systems, defined by David Ruelle. The third author constructed a homology theory for Smale spaces which is based on Krieger's dimension group invariant for shifts of finite type.
M. Amini   +2 more
semanticscholar   +1 more source

Propagation of Fibrillar Structural Forms in Proteins Stopped by Naturally Occurring Short Polypeptide Chain Fragments

open access: yesPharmaceuticals, 2017
Amyloids characterized by unbounded growth of fibrillar structures cause many pathological processes. Such unbounded propagation is due to the presence of a propagating hydrophobicity field around the fibril’s main axis, preventing its closure (unlike in
Irena Roterman   +2 more
doaj   +1 more source

Performance of solenoids versus quadrupoles in focusing and energy selection of laser accelerated protons [PDF]

open access: yes, 2013
Using laser accelerated protons or ions for various applications\char22{}for example in particle therapy or short-pulse radiographic diagnostics\char22{}requires an effective method of focusing and energy selection.
I. Hofmann
semanticscholar   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Technologies for the Introduction of Digitalized Cultural Heritage to Visually Impaired People

open access: yesDigital Presentation and Preservation of Cultural and Scientific Heritage, 2019
This paper presents the place of technologies and digitalization for the creation of an opportunity for visual impaired people to become acquainted with the cultural heritage not only as text and as sound but also images.
Neli Simeonova   +2 more
doaj   +1 more source

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