BaP2

BaP2 is a stable semiconducting compound composed of barium and phosphorus that is frequently studied for its structural diversity.

BaP
Crystal structure of BaP2
Ground-state structure · Materials Project
Overview

About BaP2

BaP2 is a binary barium phosphide that exists as a thermodynamically stable phase on the convex hull. As a semiconducting material, it represents a significant subject of study within the broader landscape of metal-phosphide compounds, characterized by its robust structural integrity and electronic potential. The compound has garnered substantial research interest, evidenced by a high volume of reported structural configurations across major materials databases. This extensive documentation underscores its importance as a foundational material for exploring phosphorus-based semiconductor chemistry.

At a glance

Key Properties

Cross-validated computational properties for BaP2, aggregated across 3 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)
2 DFT sources

Structures

42
3 databases, 12 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting BaP2.

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

Applications

Where BaP2 is used.

Semiconductor researchSolid-state chemistry studiesMaterials science exploration
Reference

Frequently Asked Questions

Common questions about BaP2, answered from cross-validated data.

What is BaP2?

BaP2 is a stable semiconducting compound composed of barium and phosphorus that is frequently studied for its structural diversity.

More questions
What is BaP2 used for?
BaP2 is used in semiconductor research, solid-state chemistry studies, and materials science exploration.
What is the band gap of BaP2?
BaP2 has a DFT-computed band gap of 0.56 eV across 42 reported structures.
Is BaP2 a metal, semiconductor, or insulator?
With a band gap up to 0.56 eV it is a semiconductor.
Is BaP2 thermodynamically stable?
Yes — BaP2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of BaP2 are known?
42 structures of BaP2 are reported across 3 databases, spanning 12 distinct space groups.
How is BaP2 synthesized?
Literature-reported routes for BaP2 include solid state (10 procedures documented).
What elements does BaP2 contain?
BaP2 contains Ba and P (2 elements).
Where does the data for BaP2 come from?
BaP2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct binary phosphide, BaP2 serves as a primary reference point for understanding the structural and electronic behavior of alkaline-earth metal phosphides. Its position on the convex hull establishes it as a highly stable baseline for comparing the reactivity and phase transitions of other metal-phosphide systems.

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

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