Results 11 to 20 of about 400,102 (260)

Performance Comparison of Different Particle Size Distribution Models in the Prediction of Soil Particle Size Characteristics

open access: yesLand, 2022
Particle size distribution (PSD) is a rich source of information about soil properties, including soil gradation and soil particle size characteristics. This paper compared the PSD prediction ability of three types of mathematical model. We selected nine
Hao Zhang   +5 more
doaj   +1 more source

Porous Bioglass Scaffold for Orthopedics Applications

open access: yesMedžiagotyra, 2016
This work aims to contribute for the development of bioglass scaffolds to be used in bone tissue regeneration. Starting from the classic quaternarian composition of the bioglass 45s5 it was added potassium oxide and magnesium oxide in order to obtain the
Stephanie SOARES   +2 more
doaj   +1 more source

ESTIMATING SOIL PARTICLE-SIZE DISTRIBUTION FOR SICILIAN SOILS

open access: yesJournal of Agricultural Engineering, 2009
The soil particle-size distribution (PSD) is commonly used for soil classification and for estimating soil behavior. An accurate mathematical representation of the PSD is required to estimate soil hydraulic properties and to compare texture measurements ...
Vincenzo Bagarello   +2 more
doaj   +1 more source

Particle size distribution of dried sewage sludge

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2012
The aim of this paper was to determine the basic granulometric curves related to the dried sewage sludge and particles size distribution according to Rosin-Rammler, which belongs to the most widely used methods for the statistical distribution of ...
Radovan Kukla   +2 more
doaj   +1 more source

Effect of sieve diameter on particle size and particle size distribution of maize

open access: yesSiliao yanjiu, 2022
The experiment was to study the effect of different sieve diameters of hammer mill on particle size and particle size distribution of Yunnan corn. A single factor experimental design was adopted, and the sieve diameters were set to 2.0, 4.5 and 7.0 mm ...
HUANG Wei   +5 more
doaj  

Isolation of Cellulose Nanofibers from Oryza sativa Residues via TEMPO Mediated Oxidation

open access: yesJournal of Natural Fibers, 2022
Cellulose nanocrystals (CNCs) or cellulose nanofibers (CNFs) with different morphologies, chemical, mechanical and physical properties can be obtained when microcrystalline cellulose is subjected to enzymatic, chemical or mechanical treatment.
Edwin S. Madivoli   +5 more
doaj   +1 more source

Engineering properties, phase evolution and microstructure of the iron-rich aluminosilicates-cement based composites: Cleaner production of energy efficient and sustainable materials

open access: yesCleaner Materials, 2021
This paper investigates the direct transformation of laterites (natural iron-rich aluminosilicates) to cementitious composites with principal mineral phases being Gismondine and Stratlingite. The effects of particles size distribution and cement content (
Van Essa L.K. Samen   +6 more
doaj   +1 more source

On the Particle Size Distribution of a Basaltic Till

open access: yesSoils and Foundations, 2011
Stress and strain history play a major role in defining the final grading of a soil, and by studying how the particle size distribution of a soil evolves with stress and strain it may be possible to highlight some important aspects of the sediment past history.
Altuhafi, F, Sammonds, P, Baudet, BA
openaire   +4 more sources

Moment Dynamics of Zirconia Particle Formation for Optimizing Particle Size Distribution

open access: yesNanomaterials, 2019
We study the particle formation process of Zirconia ( ZrO 2 )-based material. With a model-based description of the particle formation process we aim for identifying the main growth mechanisms for different process parameters.
Wolfgang Halter   +4 more
doaj   +1 more source

New method for comparing of particle-size distribution curves [PDF]

open access: yesArchives of Civil Engineering, 2022
The article discusses a new mathematical method for comparing the consistency of two particle size distribution curves. The proposed method was based on the concept of the distance between two graining curves.
Leszek Opyrchał   +2 more
doaj   +1 more source

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