1996
DOI: 10.1590/s0103-90161996000200027
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Fractal Scaling of Particle and Pore Size Distributions and Its Relation to Soil Hydraulic Conductivity

Abstract: Fractal scaling has been applied to soils, both for void and solid phases, as an approach to characterize the porous arrangement, attempting to relate particle-size distribution to soil water retention and soil water dynamic properties. One important point of such an analysis is the assumption that the void space geometry of soils reflects its solid phase geometry, taking into account that soil pores are lined by the full range of particles, and that their fractal dimension, which expresses their tortuosity, c… Show more

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Cited by 6 publications
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“…Fractal dimension is one more morphological descriptor often used to characterize morphological features and degree of order/randomness of the complex arrays and networks [36]. Importantly, fractal dimension can be correlated with the physical properties of the patterns, such as thermal conductivity for porous media [44], hydraulic conductivity [45], and complex conductivity [46]. It was also demonstrated that the films with significant fractal character [47] exhibit intense surface-enhanced Raman spectra (SERS) [48].…”
Section: Minkowski Functionals For Graphene Flake Networkmentioning
confidence: 99%
“…Fractal dimension is one more morphological descriptor often used to characterize morphological features and degree of order/randomness of the complex arrays and networks [36]. Importantly, fractal dimension can be correlated with the physical properties of the patterns, such as thermal conductivity for porous media [44], hydraulic conductivity [45], and complex conductivity [46]. It was also demonstrated that the films with significant fractal character [47] exhibit intense surface-enhanced Raman spectra (SERS) [48].…”
Section: Minkowski Functionals For Graphene Flake Networkmentioning
confidence: 99%
“…Um valor de D = 0 representa uma distribuição de partículas composta de uma única classe; valores de D maiores que 3 refletem uma distribuição composta de partículas de vários tamanhos, dominada numericamente por pequenas partículas (Bacchi et al, 1996, Antonino et al, 2004. A dimensão fractal obtida por este procedimento, resulta na dimensão fractal de superfície baseada na distribuição do tamanho das partículas do solo (Perfect et al, 1992).…”
Section: Dimensão Fractal Pelo Método Psdunclassified
“…As técnicas laboratoriais mais comuns empregadas para a determinação da curva de retenção são: placas de pressão (Machado e Dourado, 2001), translação de eixos, papel de filtro (Feuerharmel et al 2004;Oliveira e Marinho, 2004;Mahler e Oliveira, 1998), funil de Haines (Libardi, 2005). Outras técnicas menos convencionais têm sido utilizadas como a teoria dos fractais (Bacchi et al 1996;Soto et al 2008); ensaios de tomografia computadorizada para imagens 3D (Delerue e Parrier, 2002); e a técnica de vaporização, uma combinação de tensiometria e métodos gravimétricos, utilizada por Oliveira (1995) e Sousa (2012) em solos arenosos, com obtenção de resultados similares aos da Tempe Cell. Nos ensaios de campo consta o uso de tensiômetros, para a quantificação da sucção, e de equipamento de TDR (Time Domain Reflectometry), com a técnica de reflectometria no domínio do tempo para determinar a saturação (Conciani et al 1996).…”
Section: -Introduçãounclassified