Gd2K2Na2Nb2O10
Gd2K2Na2Nb2O10 is a stable, lead-free semiconducting oxide investigated for its potential applications in piezoelectric and electronic technologies.
About Gd2K2Na2Nb2O10
Gd2K2Na2Nb2O10 is a complex oxide belonging to the lead-free piezoelectric material class. As a thermodynamically stable compound residing on the convex hull, it represents a robust structural configuration that is of significant interest for researchers seeking environmentally friendly alternatives to lead-based ceramics. Its electronic character is defined as semiconducting, which distinguishes its potential utility in specialized electronic and sensing devices. The material has been identified across multiple structural databases, reflecting its status as a well-characterized subject for ongoing materials discovery. Its unique combination of rare-earth gadolinium with alkali metals and niobium provides a distinct chemical framework for exploring piezoelectric performance without the toxicity concerns associated with traditional lead-containing perovskites.
Key Properties
Cross-validated computational properties for Gd2K2Na2Nb2O10, 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.
Applications
Where Gd2K2Na2Nb2O10 is used.
Frequently Asked Questions
Common questions about Gd2K2Na2Nb2O10, answered from cross-validated data.
What is Gd2K2Na2Nb2O10?
Gd2K2Na2Nb2O10 is a stable, lead-free semiconducting oxide investigated for its potential applications in piezoelectric and electronic technologies.
What is Gd2K2Na2Nb2O10 used for?
What is the band gap of Gd2K2Na2Nb2O10?
Is Gd2K2Na2Nb2O10 a metal, semiconductor, or insulator?
Is Gd2K2Na2Nb2O10 thermodynamically stable?
How many polymorphs of Gd2K2Na2Nb2O10 are known?
What elements does Gd2K2Na2Nb2O10 contain?
Where does the data for Gd2K2Na2Nb2O10 come from?
How It Compares
Within the lead-free piezoelectrics class.
Within the diverse landscape of lead-free piezoelectrics, Gd2K2Na2Nb2O10 occupies a specialized niche compared to more conventional materials like BaTiO3 or NaNbO3. While BaTiO3 is a foundational, widely-studied ferroelectric, Gd2K2Na2Nb2O10 offers a more complex structural architecture that allows for the tuning of properties through its multi-cationic composition. Unlike the simpler binary or ternary oxides such as NaTaO3 or KTaO3, this compound leverages the interplay between rare-earth ions and niobium-oxygen frameworks to achieve stability and potential piezoelectric functionality, positioning it as a sophisticated candidate for advanced material design.
Related Compounds
Other Lead-Free Piezoelectrics in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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