Results 21 to 30 of about 866,489 (308)

THE MINERAL COMPOSITION OF SOME SOIL FORMED ON DIFFERENT SOURCE MATERIALS AND ITS RELATIONSHIP TO THEIR PROPERTIES AND DEGREE OF DEVELOPMENT [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية
This study was conducted during 2023 on soil profiles in Lattakia Governorate (Syria), composed of different parent materials, namely serpentine, gabbro, peridotite (belonging to the ophiolitic complex), and marl (belonging to sedimentary formations ...
S. A. Ghanem, A. G. Ibrahim
doaj   +1 more source

Nitric acid scavenging by mineral and biomass burning aerosols [PDF]

open access: yes, 1998
The abundance of gas phase nitric acid in the upper troposphere is overestimated by global chemistry-transport models, especially during the spring and summer seasons.
Chatfield, R B   +8 more
core   +2 more sources

The manufacture of cutting plates from ceramic mineral on the basis of nanodispersed powders [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2016
The article discusses the main aspects of the creation of high-performance cutting tools made of mineral ceramics. Rec-ommendations on the optimum chemical composition and structural composition of powders for the manufacture of mineral ceramics in the ...
Erokhin V.V.
doaj   +1 more source

Research on the Process Mineralogy of Phosphogypsum Using Mineral Liberation Analysis System

open access: yesKuangchan zonghe liyong, 2022
For the first time, process mineralogy including the chemical composition, mineral composition, main mineral particle morphology and embedded features, mineral dissociation analysis, and the occurrence status of harmful elements of an industrial ...
Wen Zhang   +5 more
doaj   +1 more source

Application of an Artificial Neural Network Model Based on Mineral Composition to the Prediction of Physical and Mechanical Properties

open access: yesApplied Sciences, 2023
The physical and mechanical properties of soil are crucial in engineering construction, but conducting extensive experimental tests can be time-consuming, laborious, and subject to uncertainties due to the heterogeneity of the soil and variations in ...
Wenteng Gong   +3 more
doaj   +1 more source

Effect of wood aging on wine mineral composition and 87Sr/86Sr isotopic ratio [PDF]

open access: yes, 2017
The evolution of mineral composition and wine strontium isotopic ratio 87Sr/86Sr (Sr IR) during wood aging were investigated. A red wine was aged in stainless steel tanks with French oak staves (Quercus sessiliflora Salisb.), with three industrial ...
Catarino, Sofia   +4 more
core   +1 more source

Effects of continuous subcutaneous insulin infusion on the microstructures, mechanical properties and bone mineral compositions of lumbar spines in type 2 diabetic rats

open access: yesBMC Musculoskeletal Disorders, 2022
Background Continuous subcutaneous insulin infusion (CSII) for the treatment of type 2 diabetes (T2D) can improve the structure and strength of femur of rats, but the effect of CSII treatment on the lumbar spine of T2D rats is unknown.
Xiaorong Hu   +5 more
doaj   +1 more source

Micro- and Nanoscale Pore Structure Characterization and Mineral Composition Analysis of Clayey-Silt Hydrate Reservoir in South China Sea

open access: yesGeofluids, 2022
Natural gas hydrate is a kind of environmentally friendly unconventional energy with large reserves, which attract increasing attention in recent years. The microscopic pore structure and mineral composition of natural gas hydrate reservoir have a great ...
Cheng Lu   +6 more
doaj   +1 more source

Preliminary results on mineral content of some beef muscles

open access: yesItalian Journal of Animal Science, 2010
Regarding the growing interest of consumers for nutritional aspect of food, little data are available on meat mineral content. Among the factors influencing minerals, muscle appears interesting: Doornenbal and Murray (1981) found that the concentrations ...
A. Cignetti   +3 more
doaj   +1 more source

The role of mineral phases in the biogas production technology [PDF]

open access: yes, 2018
In the field of electric power industry, renewable energy sources, fertilisers, reclamation, and waste management, biomass is widely studied and used.
Geršl, Milan   +4 more
core   +1 more source

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