DyI3

DyI3 is a stable semiconducting dysprosium triiodide compound primarily used in specialized lighting and chemical applications.

DyI
Crystal structure of DyI3
Ground-state structure · Materials Project
Overview

About DyI3

DyI3 is a stable dysprosium triiodide compound that exhibits semiconducting electronic properties. As a member of the rare-earth halide family, it is recognized for its structural reliability and consistent thermodynamic profile, making it a well-documented material in inorganic chemistry research.

Its utility stems from its unique electronic characteristics, which allow it to function effectively in high-intensity discharge environments. The compound is frequently utilized in specialized industrial applications where the properties of rare-earth halides are essential for performance.

At a glance

Key Properties

Cross-validated computational properties for DyI3, aggregated across 4 databases.

Band Gap

2.17 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

8
4 databases, 2 space groups
Uses

Applications

Where DyI3 is used.

High-intensity discharge lampsChemical synthesisRare-earth halide research
Reference

Frequently Asked Questions

Common questions about DyI3, answered from cross-validated data.

What is DyI3?

DyI3 is a stable semiconducting dysprosium triiodide compound primarily used in specialized lighting and chemical applications.

More questions
What is DyI3 used for?
DyI3 is used in high-intensity discharge lamps, chemical synthesis, and rare-earth halide research.
What is the band gap of DyI3?
DyI3 has a DFT-computed band gap of 2.17 eV across 8 reported structures.
Is DyI3 a metal, semiconductor, or insulator?
With a band gap up to 2.17 eV it is a semiconductor.
Is DyI3 thermodynamically stable?
Yes — DyI3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of DyI3 are known?
8 structures of DyI3 are reported across 4 databases, spanning 2 distinct space groups.
What elements does DyI3 contain?
DyI3 contains Dy and I (2 elements).
Where does the data for DyI3 come from?
DyI3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable rare-earth triiodide, DyI3 serves as a representative example of the heavy lanthanide halide class, providing a baseline for understanding the structural and electronic trends observed in similar metal-halide systems.

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

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