Ba8Nb8O64P8Te8
Ba8Nb8O64P8Te8 is a stable, semiconducting lead-free piezoelectric material characterized by a complex chemical composition.
About Ba8Nb8O64P8Te8
Ba8Nb8O64P8Te8 is a complex, thermodynamically stable compound within the lead-free piezoelectric class. As a semiconducting material, it represents a specialized structural configuration that differentiates it from simpler oxide-based ferroelectrics, offering a unique electronic environment for potential functional applications. Its position on the convex hull underscores its structural integrity, making it a subject of interest for researchers seeking robust alternatives to traditional lead-containing piezoelectric ceramics. This compound is primarily investigated for its potential in advanced electronic components where lead-free, stable semiconducting properties are required to replace conventional materials. By leveraging its complex composition, it provides a distinct platform for tuning piezoelectric responses in modern device architectures.
Key Properties
Cross-validated computational properties for Ba8Nb8O64P8Te8, 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.
Reported Structures
Lowest-energy structures reported for Ba8Nb8O64P8Te8, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| Pbca (No. 61) | orthorhombic | 2.84 | 0.0000 | -7.757 | 4.67 |
| Pbca (No. 61) | — | — | — | — | — |
| No. 0 | unknown | — | — | — | 0.61 |
Applications
Where Ba8Nb8O64P8Te8 is used.
Frequently Asked Questions
Common questions about Ba8Nb8O64P8Te8, answered from cross-validated data.
What is Ba8Nb8O64P8Te8?
Ba8Nb8O64P8Te8 is a stable, semiconducting lead-free piezoelectric material characterized by a complex chemical composition.
What is Ba8Nb8O64P8Te8 used for?
What is the band gap of Ba8Nb8O64P8Te8?
Is Ba8Nb8O64P8Te8 a metal, semiconductor, or insulator?
Is Ba8Nb8O64P8Te8 thermodynamically stable?
What is the crystal structure of Ba8Nb8O64P8Te8?
What is the density of Ba8Nb8O64P8Te8?
How many polymorphs of Ba8Nb8O64P8Te8 are known?
What elements does Ba8Nb8O64P8Te8 contain?
Where does the data for Ba8Nb8O64P8Te8 come from?
How It Compares
Within the lead-free piezoelectrics class.
Unlike the widely utilized and highly studied perovskite structures such as BaTiO3, KNbO3, or NaTaO3, Ba8Nb8O64P8Te8 exhibits a significantly more intricate stoichiometry. While siblings like BaNb2O6 focus on specific binary-oxide interactions, this compound incorporates phosphorus and tellurium to achieve its stable semiconducting state, marking it as a structurally distinct member of the lead-free piezoelectric family compared to the simpler titanates and niobates.
Related Compounds
Other Lead-Free Piezoelectrics in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
Analyze Ba8Nb8O64P8Te8 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →