Results 41 to 50 of about 4,360 (257)

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

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

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

No embeddings of solenoids into surfaces [PDF]

open access: yes, 2006
A quick proof of Bing\u27s theorem indicated by the title is given.
Jiang, Boju, Zheng, Hao, Wang, Shicheng
core   +2 more sources

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

Texoskeletons: Developing the Fundamental Technologies for Creating Intelligent Soft Robotic Clothing With Integrated 1D Sensors and Actuators

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Traditional wearable exoskeletons rely on rigid structures, which limit comfort, flexibility, and everyday usability. This work introduces the fundamental technologies to create the first soft, lightweight, intelligent textile‐based exoskeletons (Texoskeletons) built using 1D sensors and actuators.
Amy Lukomiak   +19 more
wiley   +1 more source

A high resolution electro-mechanical actuator for automated skiving [PDF]

open access: yes, 1994
This thesis describes a step by step approach to the design, assembly and final testing of a high resolution electro-mechanical actuator which will be an integral part of an automated skiving process used in the shoe manufacturing industry.
Newton M.O.,
core  

How current loops and solenoids curve spacetime [PDF]

open access: yes, 2016
The curved spacetime around current loops and solenoids carrying arbitrarily large steady electric currents is obtained from the numerical resolution of the coupled Einstein-Maxwell equations in cylindrical symmetry.
Füzfa, André
core   +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

Closed-form expressions for the magnetic fields of rectangular and circular finite-length solenoids and current loops

open access: yesAIP Advances, 2020
A summary of closed-form expressions for the magnetic fields produced by rectangular- and circular-shaped finite-length solenoids and current loops is provided altogether for easy reference.
S. Hampton   +4 more
doaj   +1 more source

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