K3Tc
K3Tc is a metallic compound of potassium and technetium that is characterized by its structural complexity and potential thermodynamic instability.
About K3Tc
K3Tc is a metallic compound composed of potassium and technetium. As an unclassified material, it represents a unique intersection of alkali metal chemistry and transition metal behavior, exhibiting a metallic electronic character that suggests efficient charge carrier mobility.
Despite its existence in multiple structural configurations across various databases, the compound is categorized as being above the thermodynamic hull. This indicates that it is likely metastable or unstable under standard conditions, making it a subject of interest for fundamental research into complex intermetallic synthesis and stability.
Key Properties
Cross-validated computational properties for K3Tc, aggregated across 5 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.
Frequently Asked Questions
Common questions about K3Tc, answered from cross-validated data.
What is K3Tc?
K3Tc is a metallic compound of potassium and technetium that is characterized by its structural complexity and potential thermodynamic instability.
What is the band gap of K3Tc?
Is K3Tc a metal, semiconductor, or insulator?
Is K3Tc thermodynamically stable?
How many polymorphs of K3Tc are known?
What elements does K3Tc contain?
Where does the data for K3Tc come from?
How It Compares
As a singular entry within this specific chemical space, K3Tc serves as a foundational example for investigating the bonding interactions between heavy transition metals and alkali metals. Its structural diversity highlights the challenges in predicting stable phases in systems where the thermodynamic driving force for decomposition is significant.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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