SrTaNO2

SrTaNO2 is a stable, semiconducting oxynitride material characterized by its well-defined structural framework and potential for electronic applications.

NOSrTa
Crystal structure of SrTaNO2
Ground-state structure · Materials Project
Overview

About SrTaNO2

SrTaNO2 is a complex oxynitride that exists as a thermodynamically stable phase on the convex hull. Its semiconducting nature makes it a subject of significant interest for researchers investigating materials with tunable electronic properties for energy conversion and sensing technologies. The compound benefits from a robust structural framework, supported by a substantial body of reported structural data across multiple databases. This stability and electronic character position it as a promising candidate for further exploration in solid-state chemistry and materials engineering. Its ability to incorporate both nitrogen and oxygen into a single lattice allows for unique band structure engineering, which is critical for developing next-generation functional materials.

At a glance

Key Properties

Cross-validated computational properties for SrTaNO2, aggregated across 3 databases.

Band Gap

0.70–1.71 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

51
3 databases, 11 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting SrTaNO2.

Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where SrTaNO2 is used.

PhotocatalysisOptoelectronic devicesSolid-state sensors
Reference

Frequently Asked Questions

Common questions about SrTaNO2, answered from cross-validated data.

What is SrTaNO2?

SrTaNO2 is a stable, semiconducting oxynitride material characterized by its well-defined structural framework and potential for electronic applications.

More questions
What is SrTaNO2 used for?
SrTaNO2 is used in photocatalysis, optoelectronic devices, and solid-state sensors.
What is the band gap of SrTaNO2?
SrTaNO2 has a DFT-computed band gap of 0.70–1.71 eV across 51 reported structures.
Is SrTaNO2 a metal, semiconductor, or insulator?
With a band gap up to 1.71 eV it is a semiconductor.
Is SrTaNO2 thermodynamically stable?
Yes — SrTaNO2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of SrTaNO2 are known?
51 structures of SrTaNO2 are reported across 3 databases, spanning 11 distinct space groups.
How is SrTaNO2 synthesized?
Literature-reported routes for SrTaNO2 include solid state.
What elements does SrTaNO2 contain?
SrTaNO2 contains N, O, Sr, and Ta (4 elements).
Where does the data for SrTaNO2 come from?
SrTaNO2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a member of the oxynitride family, SrTaNO2 represents a distinct structural configuration that balances anionic distribution to maintain thermodynamic stability. While it functions as a standalone example of this class in current research, it serves as a benchmark for understanding how the integration of transition metals like tantalum with alkaline earth metals can yield stable, semiconducting architectures.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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