Results 91 to 100 of about 13,281,117 (305)

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Three-dimensional surface reconstruction based on a novel phase-unwrapping algorithm

open access: yes, 2014
The phase unwrapping procedure is the most important step to achieve high accuracy, high resolution three-dimensional (3-D) shape data of objects. Among numerous techniques of phase unwrapping, the region-based algorithms are outstanding, which provide a
Liu CL(刘陈龙)   +2 more
core  

Exploitation of geometric a priori knowledge for limited data reconstruction in nondestructive testing

open access: yes, 2022
S.114-117Computed tomography (CT) is a very powerful tool in medicine and non-destructive testing but is unsuitable for planar objects. A solution can be found in the use of computed laminography (CL), a technique where the object is irradiated by an ...
Schorr, Christian, Maisl, Michael
core   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Three-dimensional reconstruction of porosity, permeability coefficient, pore throat coordination number and other data.

open access: yes
Three-dimensional reconstruction of porosity, permeability coefficient, pore throat coordination number and other data.
Quanwei Li (2285224)   +5 more
core   +1 more source

Reconstruction of the Woodblock Using Three-dimensional Scanning and Computer Numerical Control Machining

open access: yes, 2015
Woodblocks that have been handed down for hundreds of years that have wear, deformation, and damage in their shape, are sometimes still used for printing.
Han, Jiho   +2 more
core   +1 more source

Three-dimensional instability in flow over a backward-facing step [PDF]

open access: yes, 2002
Results are reported from a three-dimensional computational stability analysis of flow over a backward-facing step with an expansion ratio (outlet to inlet height) of 2 at Reynolds numbers between 450 and 1050.
Henderson, Ronald D.   +3 more
core   +1 more source

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

Three-Dimensional Reconstruction of Tubular Myelin

open access: yesExperimental Lung Research, 1992
The lipid and protein components of pulmonary surfactant are synthesized by alveolar type II cells and stored in their secretory granules, the lamellar bodies. Tubular myelin is a highly ordered surfactant structure that is lung specific and produced in the alveolar airspace.
S L, Young, E K, Fram, E W, Larson
openaire   +2 more sources

The PRIMA Thesaurus for Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
The PRIMA Thesaurus is a structured vocabulary designed to improve how materials science data is described and shared. Developed with input from multiple experts, it enables clear documentation of research workflows, data exchange, and reuse across platforms.
Rossella Aversa   +8 more
wiley   +1 more source

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