Results 31 to 40 of about 17,250 (304)

Nondestructive Determination of Strength of Concrete Incorporating Industrial Wastes as Partial Replacement for Fine Aggregate

open access: yesSensors, 2021
Schmidt rebound hammer test was employed in this study as a nondestructive test. This test method has been universally utilized due to its non-destructiveness for quick and easy assessment of material strength properties and quality of concrete of an ...
Temple Chimuanya Odimegwu   +5 more
doaj   +1 more source

Addressing potential sources of variation in several non-destructive techniques for measuring firmness in apples [PDF]

open access: yes, 2009
Measurements of firmness have traditionally been carried out according to the Magness Taylor (MT) procedure; using a texture analyser or penetrometer in reference texture tests.
Recasens, I.   +5 more
core   +2 more sources

Prediction of Geopolymer Concrete Compressive Strength Utilizing Artificial Neural Network and Nondestructive Testing

open access: yesCivil and Environmental Engineering, 2022
A promising substitute for regular concrete is geopolymer concrete. Engineering mechanical parameters of geopolymer concrete, including compressive strength, are frequently measured in the laboratory or in-situ via experimental destructive tests, which ...
Almasaeid Hatem   +2 more
doaj   +1 more source

Perspective: Current challenges and solutions of Doppler optical coherence tomography and angiography for neuroimaging

open access: yesAPL Photonics, 2018
The nervous system, based on a complex network of nerves and cells, carries messages by transmitting signals to and from different parts of the body. The supply of blood flow in the nervous system is critical to maintain physiological functions.
Jiang Zhu, Xingdao He, Zhongping Chen
doaj   +1 more source

Development of In-Situ Detection Methods for Materials-Related Distress (MRD) in Concrete Pavements, July 2003 [PDF]

open access: yes, 2003
The purpose of this research was to summarize existing nondestructive test methods that have the potential to be used to detect materials-related distress (MRD) in concrete pavements.

core  

Delamination localisation and length estimation in composite laminate beam by VSHM and pattern recognition methods [PDF]

open access: yes, 2010
The focus of this work is to investigate the delamination damage in laminate composite beams, to fix a Vibration-based structural health monitoring (VSHM) method for the laminate structures.
Palazzetti, Roberto   +7 more
core   +1 more source

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

Detecting the tendency to chilling in series-manufactured cast-iron components using micromagnetic test procedures [PDF]

open access: yes, 2022
S.55-62During the past few decades, cast iron manufacturers have been confronted with the problem of the tendency to chilling in critical cast-iron components.
Altpeter, I., Kröning, M., Laub, U.
core  

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Simple, nondestructive test identifies metals [PDF]

open access: yes, 1966
Rapid, nondestructive test for identifying metals measures the characteristic potential difference produced by galvanic reaction between a reference electrode and the test metal.
Dodds, D. J.
core   +1 more source

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