PtSiTe
PtSiTe is a stable, semiconducting ternary alloy composed of platinum, silicon, and tellurium.
About PtSiTe
PtSiTe is a distinct ternary compound belonging to the platinum-group alloy family. As a thermodynamically stable material residing on the convex hull, it exhibits a robust structural configuration that makes it a subject of interest for fundamental materials research. Its semiconducting electronic character differentiates it from many metallic platinum-group alloys, suggesting unique pathways for charge transport and surface interactions.
This compound represents an intriguing intersection of noble metal chemistry and semiconductor physics. By incorporating silicon and tellurium into a platinum-based framework, PtSiTe offers a tailored electronic environment that may be leveraged for specialized catalytic processes where traditional metallic catalysts might not be optimal.
Key Properties
Cross-validated computational properties for PtSiTe, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Cross-Source DFT Agreement
How well independent DFT databases agree on the thermodynamics of PtSiTe. Tight agreement means computed properties can be trusted without re-running calculations.
Agreement ScoreA normalized confidence score summarizing how closely independent DFT databases agree. Higher scores mean tighter cross-source agreement.
Hull SpreadDifference between the highest and lowest energy-above-hull values reported by comparable sources. Smaller spread means less thermodynamic disagreement.
Sources ComparedNumber and names of computational sources with comparable entries for this formula.
Space Group ConsensusWhether independent sources predict the same crystal symmetry for the lowest-energy structure.
Applications
Where PtSiTe is used.
Frequently Asked Questions
Common questions about PtSiTe, answered from cross-validated data.
What is PtSiTe?
PtSiTe is a stable, semiconducting ternary alloy composed of platinum, silicon, and tellurium.
What is PtSiTe used for?
What is the band gap of PtSiTe?
Is PtSiTe a metal, semiconductor, or insulator?
Is PtSiTe thermodynamically stable?
How many polymorphs of PtSiTe are known?
What elements does PtSiTe contain?
Where does the data for PtSiTe come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the broader class of platinum-group alloys, PtSiTe stands out due to its semiconducting nature, which contrasts with the predominantly metallic behavior observed in siblings like P3Ru or BaPd. While many members of this class are investigated primarily for their high-conductivity metallic phases, PtSiTe provides a specialized alternative for applications requiring a controlled electronic band structure.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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