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G. Chirita

Researcher at University of Minho

Publications -  6
Citations -  228

G. Chirita is an academic researcher from University of Minho. The author has contributed to research in topics: Centrifugal casting (silversmithing) & Ultimate tensile strength. The author has an hindex of 3, co-authored 6 publications receiving 204 citations.

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Advantages of the centrifugal casting technique for the production of structural components with Al–Si alloys

TL;DR: In this article, a comparison of the performance of the vertical centrifugal casting and traditional gravity casting is made, and it is observed that the centrifugal force may increase rupture strength in ≈35%, and rupture strain in about 160% over the gravity casting technique.
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Influence of vibration on the solidification behaviour and tensile properties of an Al–18 wt%Si alloy

TL;DR: In this article, the influence of vibration on the mechanical properties of castings was investigated and it was shown that mechanical properties were influenced by the level of applied frequency, and the tensile strength was improved for low vibration frequencies but decreased for high frequencies, as compared with gravity castings without vibration.
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Sensitivity of different Al–Si alloys to centrifugal casting effect

TL;DR: In this article, a comparison of mechanical properties of specimens obtained by both centrifugal casting technique and gravity casting technique is made on three different Al-Si alloys (from a hypoeutectic to a hypereutective alloy) in order to quantify the phase/constituent distribution along the gradation axis.
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On the ability of producing FGMs with an AlSi12 aluminium alloy by using centrifugal casting

TL;DR: In this paper, it was shown that aluminum alloys, without reinforcement, and where there is almost no difference of density or low solubility of different phases, may also give rise to a Functionally Graded Material (FGM).
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Guidelines for establishment of correlations between mechanical properties and microstructure in Al–Si alloys

TL;DR: In this article, an analysis of the accuracy and sensitivity of ultimate tensile strength and strain to failure to changes in microstructure constituents in Al-Si alloys ranging from 7 to 18%Si.