Results 11 to 20 of about 3,368,001 (282)

Machine Learning Classifiers for Modeling Soil Characteristics by Geophysics Investigations: A Comparative Study

open access: yesApplied Sciences, 2020
To design geotechnical structures efficiently, it is important to examine soil’s physical properties. Therefore, classifying soil with respect to geophysical parameters is an advantageous and popular approach.
Chee Soon Lim   +4 more
doaj   +1 more source

Short communication: Soil characteristics in Attock district

open access: yesSoil & Environment, 2019
Soil testing for physical and chemical characteristics of a soil is key in assessment of a soil fertility that leads to productivity of a soil. A total of 11231 soil samples from six tehsils of Attock district were collected during five years (2012-17 ...
Muhammad Yunas   +5 more
doaj   +1 more source

Validation of a laboratory method for evaluating dynamic properties of reconstructed equine racetrack surfaces. [PDF]

open access: yes, 2012
BackgroundRacetrack surface is a risk factor for racehorse injuries and fatalities. Current research indicates that race surface mechanical properties may be influenced by material composition, moisture content, temperature, and maintenance. Race surface
Chau, Anh   +6 more
core   +2 more sources

Laser profilometer testing by laboratory measurements

open access: yesResearch in Agricultural Engineering, 2007
Measuring soil surface profile has many purposes in the field of agriculture and landscape management. For example, it concerns quantitative evaluation of work quality of soil cultivation implements, and related assessment of soil surface status prior ...
P. Šařec   +3 more
doaj   +1 more source

The L1157-B1 astrochemical laboratory: testing the origin of DCN [PDF]

open access: yes, 2017
L1157-B1 is the brightest shocked region of the large-scale molecular outflow, considered the prototype of chemically rich outflows, being the ideal laboratory to study how shocks affect the molecular gas.
Benedettini, M.   +6 more
core   +5 more sources

Frequency of instrument, environment, and laboratory technologist contamination during routine diagnostic testing of infectious specimens [PDF]

open access: yes, 2018
Laboratory testing to support the care of patients with highly infectious diseases may pose a risk for laboratory workers. However, data on the risk of virus transmission during routine laboratory testing conducted using standard personal protective ...
Burnham, Carey-Ann D   +8 more
core   +2 more sources

A portable load cell for in-situ ore impact breakage testing [PDF]

open access: yes, 2002
This paper discusses the design and characterisation of a short, and hence portable impact load cell for in-situ quantification of ore breakage properties under impact loading conditions.
Banini, George, Bourgeois, Florent
core   +1 more source

Understanding Laboratory Testing for SARS-CoV-2

open access: yesChildren, 2021
The SARS-CoV-2 pandemic has impacted millions of lives worldwide. Molecular assays and serological tests have been approved under EUA (emergency use authorization) by the FDA (food and drug administration), given these unprecedented times.
Ritu Cheema, Dean A. Blumberg
doaj   +1 more source

A closer look at ARSA activity in a patient with metachromatic leukodystrophy. [PDF]

open access: yes, 2019
Metachromatic leukodystrophy (MLD) is an autosomal recessive lysosomal storage disease mainly caused by a deficiency of arylsulfatase A activity. The typical clinical course of patients with the late infantile form includes a regression in motor skills ...
Childers, Anna   +6 more
core   +2 more sources

Tannic extract potential as natural wood preservative of Acacia mearnsii

open access: yesAnais da Academia Brasileira de Ciências, 2017
High toxicity of the preservatives most frequently used in wood treatment and the resulting risks of handling pose a threat to small producers and to the environment.
AMANDA G. DA SILVEIRA   +5 more
doaj   +1 more source

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