Results 11 to 20 of about 208,593 (285)

Effects of periodic suction-blowing excitation on the aerodynamic sound generated by a laminar flow past a square cylinder using the direct numerical simulation approach

open access: yesAIP Advances, 2022
This paper analyzes the effects of a periodic suction-blowing excitation on the aerodynamic sound generated by a laminar flow past a square cylinder using the direct numerical simulation approach.
Shashi Kumar   +2 more
doaj   +1 more source

The short term visual, refractive and Topographic outcome of Corneal Collagen Crosslinking in Keratoconus

open access: yesAsian Journal of Medical Sciences, 2021
Background: Keratoconus is a condition characterized by biomechanical instability of cornea presenting in a progressive asymmetry and bilateral way. Corneal collagen cross-linking with riboflavin and UVA is a technique that has influenced the treatment ...
Renuga Devi Kaliaperumal   +3 more
doaj   +1 more source

Numerical investigations of two vibrating cylinders in uniform flow using overset mesh

open access: yesCurved and Layered Structures, 2023
In this research, flow around two vibrating cylinders in a tandem arrangement is simulated at Reynolds number Re = 200 using the dynamic overset mesh technique in finite volume-based commercial software.
Hamdoon Farouk Omar   +2 more
doaj   +1 more source

Analysis of photoastigmatic keratectomy with the cross-cylinder ablation

open access: yesIndian Journal of Ophthalmology, 2012
Aim: The aim was to evaluate the safety and efficacy of the "cross-cylinder" technique in the correction of astigmatism. Setting and Design: A prospective interventional study from a university eye department was conducted.
Nicola Rosa   +6 more
doaj   +1 more source

Microwave Scattering Characteristics of a Cylindrical Conductor Coated by Dispersive Metamaterials with an Intervening Air Gap

open access: yesAdvanced Electromagnetics, 2022
Plane wave scattering characteristics of a conducting cylinder coated by a layer of metamaterial (MTM) having dispersive and lossy constitutive parameters – permittivity (ε) and permeability (μ) - with an intervening air gap is investigated by using the ...
A. G. Jamil, T. C. K. Rao
doaj   +1 more source

Mutual influence of cross hatch angle and superficial roughness of honed surfaces on friction in ring-pack tribo-system [PDF]

open access: yes, 2013
The cylinder bore surface texture, widely produced by the honing technique, is an essential factor for a good engine performance (friction, oil consumption, running-in, wear etc.).
DEMIRCI, Ibrahim   +3 more
core   +6 more sources

Casimir interaction of two plates inside a cylinder [PDF]

open access: yes, 2007
The new exact formulas for the attractive Casimir force acting on each of the two identical perfectly conducting plates moving freely inside an infinite perfectly conducting cylinder with the same cross section are derived at zero and finite temperatures
E. Elizalde   +8 more
core   +2 more sources

Validation of Fresnel–Kirchhoff Integral Method for the Study of Volume Dielectric Bodies

open access: yesApplied Sciences, 2021
In this work, we test a nondestructive optical method based on the Fresnel–Kirchhoff integral, which could be applied to different fields of engineering, such as detection of small cracks in structures, determination of dimensions for small components ...
Soumia Imane Taleb   +7 more
doaj   +1 more source

Accurate computation of surface stresses and forces with immersed boundary methods [PDF]

open access: yes, 2016
Many immersed boundary methods solve for surface stresses that impose the velocity boundary conditions on an immersed body. These surface stresses may contain spurious oscillations that make them ill-suited for representing the physical surface stresses ...
Colonius, Tim   +3 more
core   +2 more sources

Insights into the Machine Learning Predictions of the Optical Response of Plasmon@Semiconductor Core-Shell Nanocylinders

open access: yesPhotochem, 2023
The application domain of deep learning (DL) has been extended into the realm of nanomaterials, photochemistry, and optoelectronics research. Here, we used the combination of a computer vision technique, namely convolutional neural network (CNN), with ...
Ehsan Vahidzadeh, Karthik Shankar
doaj   +1 more source

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