Results 51 to 60 of about 5,004,125 (344)

Design of 2 μm Low-Loss Hollow-Core Anti-Resonant Fibers

open access: yesMicromachines, 2023
We systematically studied several of the most traditional hollow-core anti-resonant fiber (HC-ARF) structures, with the aim of achieving low confinement loss, single-mode performance, and high insensitivity to bending in the 2 µm band.
Tianran Sun   +10 more
doaj   +1 more source

Loss of Vimentin Enhances Cell Motility through Small Confining Spaces

open access: yesSmall, 2019
AbstractThe migration of cells through constricting spaces or along fibrous tracks in tissues is important for many biological processes and depends on the mechanical properties of a cytoskeleton made up of three different filaments: F‐actin, microtubules, and intermediate filaments.
Alison E. Patteson   +10 more
openaire   +4 more sources

Accelerated quarks and energy loss in confinement theory [PDF]

open access: yesInternational Journal of Modern Physics A, 2016
We study the energy loss rate (ELR) of the accelerated quark in terms of the holographic models for the two different motions, linear acceleration and uniform rotation. They are examined by two different nonconformal models with confinement. We found in both models that the value of ELR is bounded from below by the string tension of the linear ...
Ghoroku, Kazuo, Kubo, Kouki
openaire   +2 more sources

Strategies for COVID-19 Pandemic Recovery. Applying Engineering Asset Management Principles [PDF]

open access: yes, 2020
Versión preprint permitida por el editor Elsevier para subir a repositorios: http://sherpa.ac.uk/romeo/issn/2468-2667/es/Current COVID-19 pandemic available data for Spain, Andalusia an its eight provinces have been analyzed.
Crespo Márquez, Adolfo   +1 more
core  

Flattened zero dispersion Photonic crystal fibers with embedded nano holes and ultra low confinement loss for supercontinuum generation

open access: yesAdvanced Electromagnetics, 2019
In this paper unique photonic crystal fiber (PCF) structure with nanoholes embedded have been studied. Embedded nanoholes have been filled with different materials of alcoholic groups like butanol, ethanol, methanol and propanol.
K. F. Fiaboe, P. Kumar, J. S. Roy
doaj   +1 more source

Signals of confinement in Green functions of SU(2) Yang-Mills theory

open access: yes, 2004
The vortex picture of confinement is employed to explore the signals of confinement in Yang-Mills Green functions. By using SU(2) lattice gauge theory, it has been well established that the removal of the center vortices from the lattice configurations ...
A. Cucchieri   +13 more
core   +1 more source

Neutron time-of-flight measurements of charged-particle energy loss in inertial confinement fusion plasmas [PDF]

open access: yes, 2019
Neutron spectra from secondary ^{3}H(d,n)α reactions produced by an implosion of a deuterium-gas capsule at the National Ignition Facility have been measured with order-of-magnitude improvements in statistics and resolution over past experiments.
Caggiano, J. A.   +27 more
core   +1 more source

Azimuthal confinement: the missing ingredient in understanding confinement loss in antiresonant, hollow-core fibers

open access: yesOptica, 2023
Antiresonant, hollow-core optical fibers are currently challenging or even exceeding the loss performance of conventional solid-core fibers. Despite this progress, there are aspects of the guidance mechanism in these fibers that are still not understood.
Leah R. Murphy, David Bird
openaire   +1 more source

A simple analytical model for confinement loss estimation in hollow-core Tube Lattice Fibers.

open access: yesOptics Express, 2019
In this work, we propose an analytical model for estimating confinement loss in Tube Lattice Fibers. It is based on the single-tube model and the inhibited coupling waveguiding mechanism.
L. Vincetti, L. Rosa
semanticscholar   +1 more source

Heptagonal Photonic Crystal Fiber for Dispersion Compensation with a Very Low Confinement Loss [PDF]

open access: yesInternational Conference on Electrical and Control Engineering, 2017
A photonic-crystal-fiber (PCF) with heptagonal core and heptagonal cladding is presented here for dispersion compensation. Different optical properties for the suggested PCF are explored using finite-element-method (FEM). At 1550nm operational wavelength
M. Faisal   +5 more
semanticscholar   +1 more source

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