WebMay 1, 1995 · We have simultaneously used ab initio total-energy calculations and the cluster expansion as well as Calphad methods in a study of the Pt-W phase diagram. The ab initio calculations show that fcc ... WebJun 1, 2005 · The α-NiPt(Al) phase was found to have wide Pt solubility range of about 33–60 at.% and to skew along an almost constant Pt/Al ratio of 1.5.
α-NiPt(Al) and phase equilibria in the Ni–Al–Pt system at …
WebAbstract. This article is a compilation of binary alloy phase diagrams for which platinum (Pt) is the first named element in the binary pair. The diagrams are presented with element compositions in weight percent. The atomic percent compositions are given in a secondary scale. For each binary system, a table of crystallographic data is provided ... WebThe peritectic phase diagram for the Pt–Ag alloy system is given in figure 7.16. Zoom In Zoom Out Reset image size Figure 7.15. Mechanism of the peritectic reaction. ... The crystal structures of α and a′ conform to the fcc structure of pure Al and that of the β phase with the hcp structure of pure Zn. The products of the monotectoid ... blue flag beaches in playa del carmen
Pt-Al - Phase Diagram - Google Sites
WebMay 5, 2014 · Abstract. Phase equilibria in the Al–Ni–Pt alloy system were specified. The total compositional region of the ternary phase diagram can coarsely be divided into three peculiar subregions. Above ∼70 at.%. Al this alloy system is characterized by the formation of complex binary and ternary phases. Between ∼40 and 70 at.%. WebSep 1, 2009 · Fig. 2 shows the calculated phase diagram concerning the ordered phases. The calculated critical point of NiPt–L1 0 agrees well with Esch and Schneider’s measurement [6].The critical point of Ni 3 Pt–L1 2 is not known, but the calculated phase boundary between fcc/ Ni 3 Pt is within the region measured by Kussman et al. [8], [9] and … WebA phase diagram in physical chemistry, engineering, mineralogy, and materials science is a type of chart used to show conditions (pressure, temperature, volume, etc.) at which thermodynamically distinct phases … blue flag beaches in south africa