LaP2

LaP2 is a stable semiconducting compound composed of lanthanum and phosphorus.

LaP
Crystal structure of LaP2
Ground-state structure · Materials Project
Overview

About LaP2

LaP2 is a binary lanthanum phosphide that exhibits semiconducting electronic behavior. As a thermodynamically stable compound residing on the convex hull, it represents a robust phase within the lanthanum-phosphorus system.

This material is characterized by a high degree of structural diversity, with numerous reported configurations across various databases. Its stability and electronic nature make it a subject of interest for researchers investigating the fundamental properties of rare-earth pnictides.

At a glance

Key Properties

Cross-validated computational properties for LaP2, aggregated across 5 databases.

Band Gap

0.56 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

42
5 databases, 11 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of LaP2. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: medium

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

2
jarvis, materials_project

Space Group Consensus

All match
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting LaP2.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where LaP2 is used.

Materials science researchSemiconductor developmentSolid-state chemistry studies
Reference

Frequently Asked Questions

Common questions about LaP2, answered from cross-validated data.

What is LaP2?

LaP2 is a stable semiconducting compound composed of lanthanum and phosphorus.

More questions
What is LaP2 used for?
LaP2 is used in materials science research, semiconductor development, and solid-state chemistry studies.
What is the band gap of LaP2?
LaP2 has a DFT-computed band gap of 0.56 eV across 42 reported structures.
Is LaP2 a metal, semiconductor, or insulator?
With a band gap up to 0.56 eV it is a semiconductor.
Is LaP2 thermodynamically stable?
Yes — LaP2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of LaP2 are known?
42 structures of LaP2 are reported across 5 databases, spanning 11 distinct space groups.
How is LaP2 synthesized?
Literature-reported routes for LaP2 include solid state (2 procedures documented).
What elements does LaP2 contain?
LaP2 contains La and P (2 elements).
Where does the data for LaP2 come from?
LaP2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct lanthanum phosphide, LaP2 serves as a foundational reference point for understanding the phase stability and electronic trends within the broader family of rare-earth binary phosphides.

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

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