K2Na2Nd2O10Ta2
K2Na2Nd2O10Ta2 is a stable, insulating complex oxide being researched as an environmentally friendly alternative for piezoelectric applications.
About K2Na2Nd2O10Ta2
K2Na2Nd2O10Ta2 is a complex oxide belonging to the lead-free piezoelectric material class. As a wide-band-gap insulator, it exhibits robust electronic properties that make it a compelling candidate for applications requiring stable, non-toxic alternatives to traditional lead-based ceramics. Its position on the thermodynamic convex hull confirms its inherent stability, ensuring structural integrity under various processing conditions.
This material is primarily investigated for its potential in electromechanical devices where environmental compliance is critical. By leveraging its unique composition of potassium, sodium, neodymium, and tantalum, researchers aim to harness its piezoelectric response to drive innovation in sensor and actuator technologies, moving away from hazardous materials while maintaining high performance standards.
Key Properties
Cross-validated computational properties for K2Na2Nd2O10Ta2, 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 K2Na2Nd2O10Ta2 is used.
Frequently Asked Questions
Common questions about K2Na2Nd2O10Ta2, answered from cross-validated data.
What is K2Na2Nd2O10Ta2?
K2Na2Nd2O10Ta2 is a stable, insulating complex oxide being researched as an environmentally friendly alternative for piezoelectric applications.
What is K2Na2Nd2O10Ta2 used for?
What is the band gap of K2Na2Nd2O10Ta2?
Is K2Na2Nd2O10Ta2 a metal, semiconductor, or insulator?
Is K2Na2Nd2O10Ta2 thermodynamically stable?
How many polymorphs of K2Na2Nd2O10Ta2 are known?
What elements does K2Na2Nd2O10Ta2 contain?
Where does the data for K2Na2Nd2O10Ta2 come from?
How It Compares
Within the lead-free piezoelectrics class.
Within the diverse family of lead-free piezoelectrics, K2Na2Nd2O10Ta2 occupies a specialized niche compared to simpler perovskites like BaTiO3 or KTaO3. While materials such as NaNbO3 and NaTaO3 are widely recognized for their well-documented structural phase transitions, this complex oxide offers a more intricate crystal chemistry that allows for fine-tuning of electromechanical properties, distinguishing it from the more common binary and ternary oxides in the class.
Related Compounds
Other Lead-Free Piezoelectrics in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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