Na4O16Si4Y4

Na4O16Si4Y4 is a thermodynamically stable, insulating inorganic compound composed of sodium, oxygen, silicon, and yttrium.

NaOSiY
Crystal structure of Na4O16Si4Y4
Ground-state structure · Materials Project
Overview

About Na4O16Si4Y4

Na4O16Si4Y4 is a complex inorganic compound characterized by its wide-band-gap insulating electronic profile. Its position on the convex hull confirms that it is a thermodynamically stable material, making it a robust candidate for structural or functional applications where chemical stability is paramount. The existence of multiple reported structures across various databases underscores its significance in materials research. This compound serves as an important entry in the study of sodium-yttrium-silicate systems, where its unique atomic arrangement contributes to its insulating nature. Researchers value such stable phases for their potential utility in specialized ceramic or optical applications where electronic conduction must be suppressed.

At a glance

Key Properties

Cross-validated computational properties for Na4O16Si4Y4, aggregated across 3 databases.

Band Gap

4.28 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

4
3 databases, 2 space groups
Uses

Applications

Where Na4O16Si4Y4 is used.

Advanced ceramic materialsOptical materials researchInsulating substrates
Reference

Frequently Asked Questions

Common questions about Na4O16Si4Y4, answered from cross-validated data.

What is Na4O16Si4Y4?

Na4O16Si4Y4 is a thermodynamically stable, insulating inorganic compound composed of sodium, oxygen, silicon, and yttrium.

More questions
What is Na4O16Si4Y4 used for?
Na4O16Si4Y4 is used in advanced ceramic materials, optical materials research, and insulating substrates.
What is the band gap of Na4O16Si4Y4?
Na4O16Si4Y4 has a DFT-computed band gap of 4.28 eV across 4 reported structures.
Is Na4O16Si4Y4 a metal, semiconductor, or insulator?
With a wide band gap up to 4.28 eV it is an insulator / wide-band-gap material.
Is Na4O16Si4Y4 thermodynamically stable?
Yes — Na4O16Si4Y4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Na4O16Si4Y4 are known?
4 structures of Na4O16Si4Y4 are reported across 3 databases, spanning 2 distinct space groups.
What elements does Na4O16Si4Y4 contain?
Na4O16Si4Y4 contains Na, O, Si, and Y (4 elements).
Where does the data for Na4O16Si4Y4 come from?
Na4O16Si4Y4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct inorganic phase, Na4O16Si4Y4 represents a stable configuration within its chemical system. While it currently stands as a unique entry without direct structural siblings in this context, it serves as a foundational reference point for understanding the interplay between alkali metals, rare-earth elements, and silicate frameworks in maintaining thermodynamic stability.

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

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