Results 51 to 60 of about 51,348 (268)

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

A Curvature-Aware Enhancement and Geometrically Constrained Growing Method for Narrow River Extraction From TG2-InIRA Imagery

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Extracting narrow rivers from Tiangong-2 interferometric imaging radar altimeter (InIRA) imagery remains challenging due to nonstationary speckle noise, weak radiometric contrast, and complex river geometries under near-nadir imaging conditions.
Yixuan Li, Yunhua Zhang, Dong Li
doaj   +1 more source

Multiscale Analysis of Biological Systems

open access: yesActa Biotheoretica, 2013
It is argued that multiscale approaches are necessary for an explanatory modeling of biological systems. A first step, besides common to the multiscale modeling of physical and living systems, is a bottom-up integration based on the notions of effective parameters and minimal models.
openaire   +3 more sources

Mammographic feature enhancement by multiscale analysis

open access: yesIEEE Transactions on Medical Imaging, 1994
Introduces a novel approach for accomplishing mammographic feature analysis by overcomplete multiresolution representations. The authors show that efficient representations may be identified within a continuum of scale-space and used to enhance features of importance to mammography.
Laine, Andrew F.   +3 more
openaire   +4 more sources

New AI‐Assisted Approach for Expanding the Solution Space: Application to Lattice Structure Design

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces an innovative framework for designing structured materials by ex panding the design space through reparameterization of qualitative variables into continuous structural descriptors. Combined with machine‐learning‐based prediction and multi‐objective optimization, the approach enables the discovery of novel lattice architectures ...
G. H. Gahimbare   +5 more
wiley   +1 more source

Multiscale Analysis of Styrene–Butadiene Latex Modified Rubber Concrete

open access: yesBuildings
Rubberized concrete is a novel green building material that enhances many features when rubber particles are incorporated into cement mortar, simultaneously yielding economic benefits through the recycling of waste tires.
Weiming Wang, Yong Feng, Jingjie Feng
doaj   +1 more source

Multiscale analysis of MR-mammography data

open access: yesZeitschrift für Medizinische Physik, 2007
In this work we propose a method for automatically discriminating between different types of tissue in MR mammography datasets. This is accomplished by employing a wavelet-based multiscale analysis. After the data has been wavelet-transformed unsupervised machine learning methods are employed to identify typical patterns in the wavelet domain.
Lessmann, Birgit   +6 more
openaire   +3 more sources

Semantic Modeling in Materials Science and Engineering With Platform MaterialDigital Core Ontology 3.0

open access: yesAdvanced Engineering Materials, EarlyView.
The community‐driven Platform MaterialDigital Core Ontology (PMDco) 3.0 is introduced as a Basic Formal Ontology‐aligned semantic backbone for the processing–structure–properties paradigm in Materials Science and Engineering. Modular engineering, automated releases, and validation workflows are highlighted and key semantic patterns for materials ...
Markus Schilling   +15 more
wiley   +1 more source

Spatial Spread of the Root Parasitic Weed Phelipanche aegyptiaca in Processing Tomatoes by Using Ecoinformatics and Spatial Analysis†

open access: yesFrontiers in Plant Science, 2017
Egyptian broomrape (Phelipanche aegyptiaca) is one of the main threats to tomato production in Israel. The seed bank of P. aegyptiaca rapidly develops and spreads in the field. Knowledge about the spatio-temporal distribution of such weeds is required in
Yafit Cohen   +5 more
doaj   +1 more source

Ageing Assessment of XLPE LV Cables for Nuclear Applications Through Physico-Chemical and Electrical Measurements

open access: yesIEEE Access, 2020
This paper investigates the changes in electrical and physico-chemical properties of low-voltage power cables for nuclear application when subjected to the combined effects of gamma radiation and temperature.
Simone Vincenzo Suraci   +4 more
doaj   +1 more source

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