Cl6La2

Lanthanum chloride · Lanthanum(III) chloride

Lanthanum chloride is an inorganic compound that serves as a versatile precursor for the synthesis of various lanthanum-based materials. It is frequently utilized in chemical research and industrial processes due to its ability to act as a catalyst or a starting material for other chemical compounds.

ClLa
Crystal structure of Cl6La2 (hexagonal, P63/m (No. 176))
Ground-state structure · Materials Project
Overview

Key Properties

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

Band Gap

3.28–3.85 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

20
4 databases, 6 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for Cl6La2, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
P63/m (No. 176)hexagonal3.650.0000-14.7543.78
P63/m (No. 176)3.85
P63/m (No. 176)3.74
P63/m (No. 176)3.72
P63/m (No. 176)3.69
P63/m (No. 176)3.62
P63/m (No. 176)3.60
P63/m (No. 176)3.28
Cmcm (No. 63)
Pmmn (No. 59)
P63/mmc (No. 194)
2.47
Uses

Applications

Where Lanthanum chloride is used.

CatalysisWater treatmentSynthesis of lanthanum compoundsOptical materials
Reference

Frequently Asked Questions

Common questions about Lanthanum chloride, answered from cross-validated data.

What is Cl6La2?

Lanthanum chloride is an inorganic compound that serves as a versatile precursor for the synthesis of various lanthanum-based materials. It is frequently utilized in chemical research and industrial processes due to its ability to act as a catalyst or a starting material for other chemical compounds.

More questions
What is Cl6La2 used for?
Lanthanum chloride (Cl6La2) is used in catalysis, water treatment, synthesis of lanthanum compounds, and optical materials.
What is the band gap of Cl6La2?
Lanthanum chloride (Cl6La2) has a DFT-computed band gap of 3.28–3.85 eV across 20 reported structures.
Is Cl6La2 a metal, semiconductor, or insulator?
With a wide band gap up to 3.85 eV it is an insulator / wide-band-gap material.
Is Cl6La2 thermodynamically stable?
Yes — Lanthanum chloride (Cl6La2) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Cl6La2?
The lowest-energy reported polymorph of Lanthanum chloride (Cl6La2) is hexagonal symmetry, space group P63/m (No. 176).
What is the density of Cl6La2?
The computed density of the ground-state structure of Lanthanum chloride (Cl6La2) is 3.78 g/cm³.
How many polymorphs of Cl6La2 are known?
20 structures of Cl6La2 are reported across 4 databases, spanning 6 distinct space groups.
What elements does Cl6La2 contain?
Lanthanum chloride (Cl6La2) contains Cl and La (2 elements).
Where does the data for Cl6La2 come from?
Cl6La2 data is cross-referenced from materials_project, nomad, aflow, omat24.
Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • nomad — Data from NOMAD. Cite: Draxl & Scheffler, J. Phys. Mater. 2, 036001 (2019).
  • aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
  • omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).

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