Results 61 to 70 of about 92,920 (310)

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Improving the fire-extinguishing effect of pneumatic extinguishers with airflow-spray synergistic jet: Investigation of nozzle position and number of nozzles

open access: yesCase Studies in Thermal Engineering, 2023
The fire-extinguishing capability of the overheating 6 MF-30 pneumatic fire extinguisher needs to be improved. To enhance its fire-extinguishing capability, this study proposes a method of adding water through nozzles.
Fanbao Chen   +9 more
doaj   +1 more source

Mining Spatio-temporal Data at Different Levels of Detail

open access: yes, 2008
Presented at the 11th AGILE International Conference on Geographic Information Science (AGILE 2008), Girona, Spain, 5-8 May 2008In this paper we propose a methodology for mining very large spatio-temporal datasets.
Elena Camossi   +5 more
core   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Experiment study on fire extinguishing effects of airflow-water synergistic jet

open access: yesCase Studies in Thermal Engineering, 2023
As an important forest firefighting equipment in China, the 6 MF-30 pneumatic fire extinguisher has the problem of engine overheat resulting in rotational speed reduction during application.
Fanbao Chen   +9 more
doaj   +1 more source

Low‐Angle Grain Boundaries and Re‐Segregation in Single‐Crystalline Ni‐Base Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates that Re‐segregation at low‐angle grain boundaries (LAGBs) in Ni‐base superalloys is influenced by misorientation angle. Advanced microscopy and atom probe tomography reveal that higher misorientation angles increases Re‐segregation.
Alireza B. Parsa   +9 more
wiley   +1 more source

Toward Sustainable Mining: Exploring Alternative Mineral Resources and Innovative Extraction Techniques

open access: yesMining
The relentless pace of industrialisation and globalisation has precipitated the rapid depletion of surface mineral deposits, presenting a formidable challenge to conventional mining operations and exerting a detrimental impact on their profitability ...
Roohollah Shirani Faradonbeh   +3 more
doaj   +1 more source

Adaptive text mining: Inferring structure from sequences

open access: yes, 2004
Text mining is about inferring structure from sequences representing natural language text, and may be defined as the process of analyzing text to extract information that is useful for particular purposes.
Witten, Ian H.
core   +1 more source

An Overview of the Use of Neural Networks for Data Mining Tasks [PDF]

open access: yes, 2012
In the recent years the area of data mining has experienced a considerable demand for technologies that extract knowledge from large and complex data sources.
Frederic Stahl   +5 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

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