Results 61 to 70 of about 323,816 (153)

Grain size and shape fractal characteristics of gangue in the process of 'jaw breaking-ball milling'.

open access: yesPLoS ONE, 2023
This study investigates the fractal characteristics of the particle size and shape distribution of gangue powder in the "jaw crushing-ball milling" process using mudstone gangue.
Wenzhe Gu   +3 more
doaj   +1 more source

Fractal Dimensions of Particle Size Distribution in Littoral Sandstones of Carboniferous Donghetang Formation in Hade Oilfield, Tarim Basin, NW China

open access: yesFractal and Fractional
Fractal theory of particle size distribution (PSD) is a widely used approach in soil science. However, fractal studies on sandstone PSDs are scarce in sedimentology and geology.
Rui Yuan   +6 more
doaj   +1 more source

Predictive Modeling of High Temperature Performance of SMA-13 Cold Patch Asphalt Mixture Based on Fractal Theory [PDF]

open access: yesE3S Web of Conferences
In order to study the relationship between the high temperature performance of cold-patched asphalt mixtures and gradation fractal, 13 groups of SMA-13 asphalt mixtures were designed, and high temperature rutting test was carried out to study the high ...
Sun Zhaohui, Guo Ke, Xie Jieru
doaj   +1 more source

A Finite Element Approach to Modelling Fractal Ultrasonic Transducers [PDF]

open access: yes, 2014
Piezoelectric ultrasonic transducers usually employ composite structures to improve their transmission and reception sensitivities. The geometry of the composite is regular with one dominant length scale and, since these are resonant devices, this ...
Mulholland, Anthony, Algehyne, Ebrahem
core   +3 more sources

Acknowledgment to Reviewers of Fractal and Fractional in 2020

open access: yes, 2021
Peer review is the driving force of journal development, and reviewers are gatekeepers who ensure that Fractal and Fractional maintains its standards for the high quality of its published papers [...
Fractal and Fractional Editorial Office Fractal and Fractional Editorial Office
core   +1 more source

Diagnosis of B-CLL Leukemia Using Fractal Dimension [PDF]

open access: yesJournal of Kerman University of Medical Sciences, 2017
Background:Leukemia is cancer of blood and bone marrow cells. In general, there are four types of leukemia: chronic myelogenous leukemia (CML), acute myeloid leukemia (AML), B-cell chronic lymphocytic leukemia (CLL) and acute lymphoblastic leukemia (ALL).
Tohid Yousefzadeh Hassanluie   +2 more
doaj  

Fusión iHS Ponderada Mediante Dimensión Fractal [PDF]

open access: yes, 2008
En este trabajo, se ha utilizado la capacidad de la dimensión fractal para distinguir entre zonas con diferentes características texturales. En base a ello, se propone utilizar mapas de dimensión fractal local, de las imágenes fuentes a fusionar, para ...
Gonzalo Martín, Consuelo   +3 more
core  

Using fractal dimensions for characterizing intra-urban diversity. The example of Brussels [PDF]

open access: yes
The objective of this paper is to compare fractal-based parameters calculated by different fractal methods for urban built-up areas, and to link the observed spatial variations to variables commonly used in urban geography, urban economics or land use ...
Pierre Frankhauser   +2 more
core  

Dimensión fractal en el aula con obras del Museo Thyssenbornemisza [PDF]

open access: yes, 2017
A través de distintas actividades, hemos comprobado que los fractales son siempre una potente herramienta de motivación en el aula. Mostramos una novedosa investigación realizada con alumnos de 2º de ESO en la que se relaciona el concepto de dimensión ...
Pérez-Nieto, Ana, Comas, Joaquín
core  

NMR and SEM fractal dimensions explore shale pore structure taking the Upper Paleozoic shale in Ordos Basin as an example.

open access: yesPLoS ONE
In this paper, the fractal dimension is calculated by extracting pore parameters from SEM images and NMR experimental data, the pore structure heterogeneity in plane and space is comprehensively discussed, and the relationship between the fractal ...
Keying Zhao, Zhanghua Zhang
doaj   +1 more source

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