Results 61 to 70 of about 27,633 (264)

Evaluating the Fractal Pattern of the Von Koch Island Using Richardson’s Method

open access: yesFractal and Fractional
The principles of fractal geometry have revolutionized the characterization of complex geometric objects since Benoit Mandelbrot’s groundbreaking work.
Maxence Bigerelle   +2 more
doaj   +1 more source

Modeling Urban Growth and Form with Spatial Entropy

open access: yesComplexity, 2020
Entropy is one of the physical bases for the fractal dimension definition, and the generalized fractal dimension was defined by Renyi entropy. Using the fractal dimension, we can describe urban growth and form and characterize spatial complexity.
Yanguang Chen
doaj   +1 more source

Trabajando fractales con Winlogo [PDF]

open access: yes, 2007
Después de una breve introducción en la cual se establecerán algunos conceptos teóricos básicos de la geometría fractal, se realizarán talleres en los cuales, con ayuda de las herramientas que trabaja el software WinLogo, se construirán diversos ...
Arenas, Gilberto, Sabogal, Sonia
core  

Sub‐Unit‐Cell Logic Governs Transport in TPMS Architectures

open access: yesAdvanced Science, EarlyView.
ABSTRACT Next‐generation energy, thermal, and chemical systems require architectures capable of highly efficient transport across multiple length scales. Triply periodic minimal surfaces (TPMS), first conceptualized in 1865, offer inherently scalable geometries with exceptional transport potential, yet mechanistic links between topology and performance
Haozhang Zhong   +16 more
wiley   +1 more source

Impregnación de platino y dimensión fractal en dos tipos de sólidos microporosos [PDF]

open access: yes, 2010
El presente trabajo muestra la modificación de una zeolita-Y y una arcilla pilarizada (tipo saponita) mediante impregnación con diferentes cargas de Pt (catalizadores a base de Pt).
Barrera-Vargas, Mario   +2 more
core   +2 more sources

A General and Efficient Framework for the Rapid Design of Miniaturized, Wideband, and High‐Bit RIS

open access: yesAdvanced Electronic Materials, EarlyView.
A general and efficient framework is proposed for the rapid design of high‐performance reconfigurable intelligent surfaces (RISs). This framework integrates advanced antenna design techniques and incorporates various load types, quantities, and values to achieve the design of high‐performance RISs.
Jun Wei Zhang   +14 more
wiley   +1 more source

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

Suelos volcanicos endurecidos [PDF]

open access: yes, 1997
The degree of fragmentation and irregularity of tepetate areas can be measured with fractal parameters. A lot of different empirical fractal dimensions can be used with this purposed.
Miranda, M.E.   +2 more
core  

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Fractal theory and scale change effect: application for studying soil porosity [PDF]

open access: yes, 1999
[Abstract] In this article the fractal theory and its application to soil structure and porosity is rewieved.Fractal geometry may provide a reliable description of soil structure, particularly in the case of heterogeneous soil. The rewiev illustrates how
García Chomiczak, S.   +2 more
core   +1 more source

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