Results 21 to 30 of about 3,405,509 (278)

A Gross Measure Property [PDF]

open access: yesTransactions of the American Mathematical Society, 1978
We prove that there exists a subset E of [ 0 , 1 ] × R 2 [0,1] \times {{\mathbf {R}}^2} such that the 2-dimensional Gross measure of E is 0, while the 1-dimensional Gross measure of
openaire   +2 more sources

Magnetic measurements with atomic-plane resolution

open access: yesNature Communications, 2016
It has been predicted that electron beam probes may allow for the imaging of magnetism with atomic-scale resolution. Here, the authors demonstrate a scanning transmission electron microscopy method capable of resolving magnetic contrast from individual ...
Ján Rusz   +7 more
doaj   +1 more source

Robustness Properties of Inequality Measures

open access: yesEconometrica, 1996
Summary: Inequality measures are often used to summarize information about empirical income distributions. However the resulting picture of the distribution and of changes in the distribution can be severely distorted if the data are contaminated. The nature of this distortion will in general depend upon the underlying properties of the inequality ...
Frank A. Cowell   +1 more
openaire   +4 more sources

Reliability of Vibroarthrography to Assess Knee Joint Sounds in Motion

open access: yesSensors, 2020
Knee acoustic emissions provide information about joint health and loading in motion. As the reproducibility of knee acoustic emissions by vibroarthrography is yet unknown, we evaluated the intrasession and interday reliability of knee joint sounds.
Kristin Kalo   +5 more
doaj   +1 more source

Video-based Goniometer Applications for Measuring Knee Joint Angles during Walking in Neurological Patients: A Validity, Reliability and Usability Study

open access: yesSensors, 2023
Easy-to-use evaluation of Range Of Motion (ROM) during walking is necessary to make decisions during neurological rehabilitation programs and during follow-up visits in clinical and remote settings.
Monica Parati   +8 more
doaj   +1 more source

Thermal probe technology for buildings: the transition from laboratory to field measurements [PDF]

open access: yes, 2008
This article reports the results of an investigation into the transfer of thermal probe measurement technology from laboratory use to actual buildings in order to undertake the in situ determination of thermal material properties.
De, Wilde   +3 more
core   +1 more source

Measure-theoretic properties of nonmeasurable sets [PDF]

open access: yesPacific Journal of Mathematics, 1989
Considering point sets of the real number line or in Euclidean space (the limitation to Euclidean space is unessential; general measure spaces, with a limitation, can also be considered), this article discusses the interior and exterior measures of two disjoint point sets \(S_ 1\), \(S_ 2\) and their union set \(S_ 1\cup S_ 2.\) Besides well-known ...
openaire   +3 more sources

Materials property measurements [PDF]

open access: yes, 1990
An in-depth review of the measurement techniques that could be used in materials characterization is presented. The measurement techniques to non-destructively determine the in-service or time-related aging of materials considered include ultrasonic velocity and attenuation, eddy current conductivity, neutron scattering and absorption, conventional and
Boyd, D. M.   +3 more
openaire   +2 more sources

Reliability and Validity of the 10-Meter Walk Test (10MWT) in Adolescents and Young Adults with Down Syndrome

open access: yesChildren, 2023
People with Down syndrome (DS) have gait deficits because motor milestones are usually reached later. Decreased gait speed or reduced stride length are some of the main deficits. The main objective of the present work was to assess the reliability of the
Juan Luis Sánchez-González   +5 more
doaj   +1 more source

Calculation of the Anisotropic Coefficients of Thermal Expansion: A First-Principles Approach [PDF]

open access: yes, 2019
Predictions of the anisotropic coefficients of thermal expansion are needed to not only compare to experimental measurement, but also as input for macroscopic modeling of devices which operate over a large temperature range.
Løvvik, Ole M., Pike, Nicholas A.
core   +2 more sources

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