Results 21 to 30 of about 433,609 (313)

Thermometry based on Whispering Gallery Mode resonators [PDF]

open access: yes, 2012
Whispering gallery (WG) mode resonators were studied since 1980s for precision clock oscillators and for cavity quantum electrodynamics studies. They are a kind of stable, high Q, microwave resonators where a symmetric dielectric medium, such as a ...
Yu, Lili
core   +1 more source

Sphaleron without shape mode and its oscillon [PDF]

open access: yes, 2023
We find that an oscillon can possess a characteristic double oscillation structure even though it results in a decay of a sphaleron which does not have any positive energy discrete vibrational mode (shape mode).
K. Oles   +3 more
core   +1 more source

Determination of mode shapes of a multiple cracked beam element and its application for free vibration analysis of a multi-span continuous beam

open access: yesVietnam Journal of Mechanics, 2013
This article presents some results on the determination of the vibration shape function of a multiple cracked elastic beam element, which is modeled as an assembly of intact sub-segments connected by massless rotational springs.
Tran Van Lien, Trinh Anh Hao
doaj   +1 more source

Glass shape influences consumption rate for alcoholic beverages [PDF]

open access: yes, 2012
Background: High levels of alcohol consumption and increases in heavy episodic drinking (binge drinking) are a growing public concern, due to their association with increased risk of personal and societal harm.
George Stothart   +14 more
core   +1 more source

Mode Tracking of Unidirectional Carbon-Based Composite Structures Using Modified Mode Shape Vectors [PDF]

open access: yes, 2022
A comparison of mode shapes in isotropic structures can be efficiently performed using the modal assurance criterion (MAC) to determine the similarity between mode shape vectors.
Chan-Jung Kim
core   +1 more source

Design of a Novel Type Micro-Stirrer Excited by Longitudinal Elastic Wave for Thrombus Dissolution

open access: yesJournal of Biomechanical Science and Engineering, 2011
This paper presents the method to design a novel micro stirrer for high effective dissolution of cerebral thrombus or blood clot. The micro stirrer is a beam with supported one side and the other side is attached to an asymmetrical stirrer.
Ajoudanian MOHAMMAD   +2 more
doaj   +1 more source

T-shaped mode coupler for two-mode mode division multiplexing

open access: yesIEICE Electronics Express, 2011
We propose a novel type of mode coupler consisting of two identical rectangular few-mode waveguides with different orientations. Numerical simulation indicates that mode extinction ratio exceeding 20dB can be achieved by well-aligned waveguides.
Hirokazu Kubota   +2 more
openaire   +2 more sources

An Investigation of Complex Mode Shapes

open access: yes, 2022
This paper presents an investigation of complex mode shape analysis caused by non-linear damping. Nowadays, most academics are accustomed to complex mode shapes, which are a characteristic of most axisymmetric structures. The topic was deeply investigated during the 1980s, sparking the sharpest debates about their physical existence or not.
Verhoeven, C.   +4 more
openaire   +1 more source

Deformation and Fracture of Thin Sheets of Nitinol [PDF]

open access: yes, 2007
Nickel-Titanium (Nitinol) is a Shape Memory Alloy (SMA) that exhibits superelasticity (pseudoelasticity) and shape memory by a solid-solid state diffusion-less phase transformation.
Daly, Samantha Hayes
core   +1 more source

Shape-Encoded Functional Hydrogel Pellets for Multiplexed Detection of Pathogenic Bacteria Using a Gas Pressure Sensor [PDF]

open access: yes, 2022
Gas pressure is a promising signal readout mode in point-of-care testing for its merits such as rapidity, simplicity, affordability, and no need for sophisticated instrumentation.
Jinxia Xue (13189586)   +4 more
core   +1 more source

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