Results 91 to 100 of about 16,772 (314)

Influence of Botanical Origin on the Optical, Surface, and Nanomechanical Properties of Nanocellulose‐Based Films: A Comparative Study

open access: yesJournal of Applied Polymer Science, EarlyView.
Schematic representation of the processing and multiscale characterization of nanocellulose films from different botanical sources. ABSTRACT Although the influence of botanical origin on nanocellulose properties is well recognized, an integrated multiscale framework linking chemical composition, fractal surface descriptors, and nanomechanical behavior ...
Márcia da Silva Costa   +9 more
wiley   +1 more source

Tooth eruption status and bite force determine dental microwear texture gradients in albino rats (Rattus norvegicus forma domestica)

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) is widely applied for inferring diet in vertebrates. Besides diet and ingesta properties, factors like wear stage and bite force may affect microwear formation, potentially leading to tooth position‐specific microwear patterns.
Daniela E. Winkler   +2 more
wiley   +1 more source

Stress sensitivity analysis of vuggy porous media based on two-scale fractal theory

open access: yesScientific Reports
Interparticle pore space and vugs are two different scales of pore space in vuggy porous media. Vuggy porous media widely exists in carbonate reservoirs, and the permeability of this porous media plays an important role in many engineering fields. It has
Zhaoqin Huang   +4 more
doaj   +1 more source

Inter‐microscope comparability of dental microwear texture data obtained from different optical profilometers: Part I Reproducibility of diet inference using different instruments

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) has become a well‐established method for dietary inference and reconstruction in both extant and extinct mammals and other tetrapods. As the volume of available data continues to grow, researchers could benefit from combining published data from various studies to perform meta‐analyses.
Daniela E. Winkler, Mugino O. Kubo
wiley   +1 more source

Analysis for pressure transient of coalbed methane reservoir based on Laplace transform finite difference method

open access: yesPetroleum, 2015
Based on fractal geometry, fractal medium of coalbed methane mathematical model is established by Langmuir isotherm adsorption formula, Fick's diffusion law, Laplace transform formula, considering the well bore storage effect and skin effect. The Laplace
Lei Wang   +4 more
doaj   +1 more source

Understanding cationic polyelectrolyte thermogels with varying charge densities toward biomaterials design

open access: yesBMEMat, EarlyView.
Cationic polyurethane thermogels with customizable charge density were developed, exhibiting enhanced pH‐responsiveness. This work elucidates how cationic charges influence self‐assembly and thermogelling, providing insights for designing smart biomaterials.
Belynn Sim   +10 more
wiley   +1 more source

A Study of the Fractal Bending Behavior of Timoshenko Beams Using a Fourth-Order Single Equation

open access: yesBuildings
In this paper a new generalized fractal equation for studying the behaviour of self-similar beams using the Timoshenko beam theory is introduced. This equation is established in fractal dimensions by applying the concept of fractal continuum calculus Fα ...
Alexandro Alcántara   +5 more
doaj   +1 more source

A Local Fractional Integral Inequality on Fractal Space Analogous to Anderson’s Inequality

open access: yesAbstract and Applied Analysis, 2014
Anderson's inequality (Anderson, 1958) as well as its improved version given by Fink (2003) is known to provide interesting examples of integral inequalities.
Wei Wei   +5 more
doaj   +1 more source

Early evolutionary history of the seed

open access: yesBiological Reviews, EarlyView.
ABSTRACT The seed is an essential stage in the life history of gymnospermous and angiospermous plants, facilitating both their survival and dispersal. We reappraise knowledge of the evolutionary history of the gymnospermous seed, from its origin in the late Devonian through to the well‐known end‐Permian extinctions – an interval encompassing the ...
Richard M. Bateman   +2 more
wiley   +1 more source

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