Results 121 to 130 of about 958,869 (414)

Sufficiently Fat Polyhedra are not 2-castable [PDF]

open access: yesarXiv, 2002
In this note we consider the problem of manufacturing a convex polyhedral object via casting. We consider a generalization of the sand casting process where the object is manufactured by gluing together two identical faces of parts cast with a single piece mold.
arxiv  

Impact of Iron Contamination on Liquid Properties and Microstructural Evolution in AlSi20

open access: yesAdvanced Engineering Materials, EarlyView.
Recycled aluminum is much more energy conservative and sustainable than primary aluminum. However, the iron contamination in secondary aluminum is vastly responsible for the degradation of the material properties. Herein, it is aimed to evaluate the influence of iron contamination in hypereutectic Al–Si alloy through thermodynamic as well as ...
Layla Shams Tisha   +2 more
wiley   +1 more source

Solar Axion search with Micromegas detectors in the CAST Experiment with $^{3}$He as buffer gas [PDF]

open access: yesarXiv, 2015
Axions are well motivated particles proposed in an extension of the SM as a solution to the strong CP problem. Also, there is the category of Axion-Like Particles (ALPs) which appear in extensions of the SM and share the same phenomenology of the axion. Axions and ALPs are candidates to solve the Dark Matter problem.
arxiv  

Manufacturing Process Modeling and Simulation [PDF]

open access: yes, 2008
This paper presents a methodology to be employed in the whole process design phase including first and second processing. This methodology consists of a set of steps which are characterised by an independent model.
DANTAN, Jean-Yves   +2 more
core   +4 more sources

Influence of Cooling Rate on Primary Silicon Size in Hypereutectic Al–Si Alloy Fabricated by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Al–Si alloys are particularly in demand for automotive and electronic applications, thanks to their excellent wear and thermal properties. Nevertheless, when processed by conventional methods with low cooling rates, the coarse primary Si phases are responsible for increasing brittleness and inducing crack propagation.
Layla Shams Tisha   +3 more
wiley   +1 more source

The Utilization of Polyvinyl Alcohol (PVA) Filaments for the Three-Dimensional Printing of Water-Soluble Patterns for Investment Casting

open access: yesJournal of Manufacturing and Materials Processing
In the domain of metal casting, investment casting is recognized for its proficiency in producing high-quality castings. This method involves the utilization of a melt out, burnout, or soluble patterns to create ceramic molds.
Viacheslav E. Bazhenov   +11 more
doaj   +1 more source

Effects of defects on laminate quality and mechanical performance in thermoplastic Automated Fiber Placement-based process chains

open access: yesAdvanced Manufacturing: Polymer & Composites Science, 2019
Automated Fiber Placement of thermoplastic unidirectional tape materials offers several advantages over conventional organosheets, such as enhanced part performance through tailored fiber architecture, and economic and ecological benefits due to scrap ...
Thomas Zenker   +2 more
doaj   +1 more source

Proses performance monitoring in pewter manufacturing [PDF]

open access: yes, 1998
This paper reports a study on the casting parameters of pewter based on the Taguchi approach. The quality attributes investigated are shrinkage, hardness and microstructure.
Musa, Hamidon, Thean, Chan Tan
core  

Non‐Destructive and Mechanical Characterization of the Bond Quality of Co‐Extruded Titanium‐Aluminum Profiles

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the bond quality of co‐extruded aluminum–titanium hybrid profiles, focusing on the lateral angular co‐extrusion (LACE) process. It examines how heat treatments (HT) affect intermetallic phase formation, bond strength, and material properties.
Norman Mohnfeld   +9 more
wiley   +1 more source

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