Results 11 to 20 of about 25,776,776 (296)

Synthesis of Magnetic Metal-Organic Frame Material and Its Application in Food Sample Preparation

open access: yesFoods, 2020
A variety of contaminants in food is an important aspect affecting food safety. Due to the presence of its trace amounts and the complexity of food matrix, it is very difficult to effectively separate and accurately detect them.
Jingying Yang   +6 more
doaj   +3 more sources

Effects of combination mode on mechanical properties of bi-material samples consisting of rock and coal

open access: yesJournal of Materials Research and Technology, 2022
We performed uniaxial compression tests on coal–rock, rock–coal, and rock–coal–rock bi-material samples. We studied their mechanical behavior using an acoustic emission monitoring and digital speckle strain measurement systems.
Faxin Li   +4 more
doaj   +3 more sources

Material Hardship and Mental Health Symptoms Among a Predominantly Low Income Sample of Pregnant Women Seeking Prenatal Care

open access: yesMaternal and Child Health Journal, 2018
Jennifer Katz   +3 more
semanticscholar   +3 more sources

Productive and nutritional potential of Sudan grass

open access: yesАграрная наука Евро-Северо-Востока, 2023
Sudan grass is characterized by drought and heat resistance and is the best among annual and perennial bluegrass feed crops by the content of the main nutrient element - protein.
N. A. Kovtunova, E. A. Shishova
doaj   +1 more source

BAMline-A real-life sample materials research beamline.

open access: yesJournal of Chemical Physics, 2023
With increasing demand and environmental concerns, researchers are exploring new materials that can perform as well or better than traditional materials while reducing environmental impact.
Ana Guilherme Buzanich   +10 more
semanticscholar   +1 more source

Defining the Terms of Water Distribution in Textile by the Photometry Methods [PDF]

open access: yes, 2016
The work proved computer photometric method for determining the water concentration in the line textile samples. The aim of the article is the testing of computer visualization techniques to determine the sorption characteristics of textile structural ...
Shchutska, G. (Ganna)
core   +2 more sources

Reference ranges for free calcium in venous serum

open access: yesBioingeniøren, 2021
After obtaining an informed consent, venous blood samples were taken in gel tubes without additives from 125 healthy blood donors for analysis of free calcium in serum. In addition, pH was measured, and free calcium standardized to pH 7.40 calculated. In
Randi Jensen   +2 more
doaj  

THE ESTIMATION OF PEAS COLLECTION IN THE ALTAI

open access: yesЗерновое хозяйство России, 2019
The article emphasizes the importance of peas as a source of vegetative protein, and indicates on insufficient areas under peas both in Russia and in the Altai.
S. K. Shchukis, E. R. Shchukis
doaj   +1 more source

Statistical Homogenization of Elastic and Fracture Properties of a Sample Selective Laser Melting Material

open access: yesApplied Sciences, 2023
Selective laser melting (SLM) is an additive manufacturing technique commonly used in the rapid prototyping of components. The complexity of the SLM microstructure poses a unique challenge to deriving effective mechanical properties at different length ...
Ryan P. Connor   +6 more
doaj   +1 more source

A Method for Predicting the Creep Rupture Life of Small-Sample Materials Based on Parametric Models and Machine Learning Models

open access: yesMaterials, 2023
In view of the differences in the applicability and prediction ability of different creep rupture life prediction models, we propose a creep rupture life prediction method in this paper. Various time–temperature parametric models, machine learning models,
Xu Zhang   +5 more
semanticscholar   +1 more source

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