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Nonlinear imaging of damage in composite structures using sparse ultrasonic sensor arrays

In different engineering fields, there is a strong demand for diagnostic methods able to provide detailed information on material defects. Low velocity impact damage can considerably degrade the integrity of structural...

Entire solutions to 4 dimensional Ginzburg–Landau equations and codimension 2 minimal submanifolds

We consider the magnetic Ginzburg–Landau equations in R4 {−ε2(∇−iA)2u=[Formula presented](1−|u|2)u,ε2ddA=〈(∇−iA)u,iu〉, formally corresponding to the...

Estimating Operating States of Numerical Control Milling Machines Using Wi-Fi Sensing and Channel State Information
This study investigates whether wi-fi sensing, through channel state information (CSI), can estimate the operating state and the material machined by a numerical control (NC) milling machine without contact sensors. The research...
Rotationally induced ingress in rotor–stator systems
The presence of a rotating disk adjacent to a stationary disk forms a rotor–stator cavity known as a wheel-space. It is necessary for gas turbine wheel-spaces to be purged with sealing flow bled from the compressor to counteract...
Cell Cycle Control by Cyclin-CDKS in Chlamydomonas ReinhardtII
Kenneth C Atkins
Jan 01, 0001
The cell cycle consists of a series of events, including replication and segregation of the genome, that occurs in order to ensure successful reproduction of cells. In fungi and animals, this process is carefully regulated by a...
Published by: Rockefeller University
July 2014: Volume 3 Issue 3
Dacus Library
Jan 01, 0001
In this Issue: Double the Benefits...Dacus Library of Winthrop University ...Friends Endowment: A Little Can Go a Long Way...
Published by: Winthrop University
Tillman Award Given to Business Major at Commencement
Winthrop University
Jan 01, 0001
Senior Mitchell Lee Williams, a business major, won the Tillman Award. Williams is a native of Charlotte, N.C.
Published by: Winthrop University
Unstable SpO<sub>2</sub> in preterm infants
Introduction: Instability of peripheral oxyhemoglobin saturation (SpO2) in preterm infants is correlated with late disability and is poorly understood. We hypothesised that a reduced ventilation to perfusion...
Published by: Frontiers in Physiology
Stability and Instability of the Sub-extremal Reissner–Nordström Black Hole Interior for the Einstein–Maxwell–Klein–Gordon Equations in Spherical Symmetry
Maxime Van de Moortel
Mar 07, 2018
We show non-linear stability and instability results in spherical symmetry for the interior of a charged black hole -approaching a sub-extremal Reissner-Nordstr\"om background fast enough at infinity- in presence of a massive...
Virtual visual sensors and their application in structural health monitoring
Wireless sensor networks are being increasingly accepted as an effective tool for structural health monitoring. The ability to deploy a wireless array of sensors efficiently and effectively is a key factor in structural health...
The Grizzly, April 28, 2022
The New Normal: A Spotlight on Women's Wrestling A Conversation with the New Division of Inclusion and Community Note from the News Editor Dancing the Night Away: UCDC's Spring Concert That's All, Folks: Goodbye Dr. Throop! ...
Published by: Ursinus College
Does modern active surveillance offer an opportunity for new therapeutic strategies in early prostate cancer?
National and international guidelines endorse AS as the preferred method of managing men with low-risk disease and as an option for selected men with intermediate-risk features (1). For this latter group there remains...
Biofilm Formation in Bath Toys
Kelsey Daniels
Jan 01, 0001
Biofilms are a collective of microorganisms and matrixes that can grow on a variety of surfaces. Depending on the environment, the growth of biofilm formation can vary. These environmental factors may include temperature or...
Palladium-catalyzed stereoselective domino arylation-acylation

A palladium-catalyzed domino arylation-cyclization of biocatalytically derived cyclic 1,3-dienes is demonstrated. The reaction introduces a high degree of structural complexity in a single step, giving access to tricyclic...

Quark flavor physics and lattice QCD
Matthew Wingate
Jul 28, 2021
Abstract: For a long time, investigation into the weak interactions of quarks has guided us toward understanding the Standard Model we know today. Now in the era of high precision, these studies are still one of the most...
Emergence of condensation in Kingman's model of selection and mutation
Steffen Dereich, P Morters
Oct 01, 2013
We describe the onset of condensation in the simple model for the balance between selection and mutation given by Kingman in terms of a scaling limit theorem. Loosely speaking, this shows that the wave moving towards genes of...
On simple symplectic alternating algebras and their groups of automorphisms
Let N be any perfect symplectic alternating algebra. We show that N can be embedded into a larger simple alternating algebra S of dimension View the MathML source7⋅(dimN)+6 such that Aut (S)={id}Aut (S)={id}. This answers a...
Nonlocal Delaunay surfaces
We construct codimension surfaces of any dimension that minimize a periodic nonlocal perimeter functional among surfaces that are periodic, cylindrically symmetric and decreasing.

These surfaces may be seen as a...
Additive energy and the metric Poissonian property
Let $A$ be a set of natural numbers. Recent work has suggested a strong link between the additive energy of $A$ (the number of solutions to $a_1 + a_2 = a_3 + a_4$ with $a_i \in A$) and the metric Poissonian property, which is...
Asymmetric parameter enhancement in the split-ring cavity array for virus-like particle sensing.
Quantitative detection of virus-like particles under a low concentration is of vital importance for early infection diagnosis and water pollution analysis. In this paper, a novel virus detection method is proposed using indirect...
High-Throughput Assay for Enantiomeric Excess Determination in 1,2- and 1,3-Diols and Direct Asymmetric Reaction Screening

A simple and efficient method for determination of the yield, enantiomeric/diasteriomeric excess (ee/de), and absolute configuration of crude chiral diols without the need of work-up and product isolation in a high throughput...

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