La2Ni3

La2Ni3 is a metallic binary intermetallic compound formed from lanthanum and nickel that is considered a promising candidate for experimental synthesis.

LaNi
Crystal structure of La2Ni3
Ground-state structure · Materials Project
Overview

About La2Ni3

La2Ni3 is a metallic intermetallic compound composed of lanthanum and nickel. Its electronic structure is characterized by a lack of a band gap, consistent with its metallic nature, which facilitates efficient electron transport within its crystal lattice. The material is considered near-hull in terms of thermodynamic stability, suggesting it is a viable candidate for experimental synthesis and characterization. Its structural diversity is highlighted by numerous reported configurations across multiple databases, reflecting its complex bonding environment. As a member of the lanthanum-nickel system, it serves as a subject of interest for understanding phase formation and stability in rare-earth transition metal alloys. Its metallic character and structural flexibility make it a relevant study for researchers investigating the fundamental properties of binary intermetallics.

At a glance

Key Properties

Cross-validated computational properties for La2Ni3, aggregated across 5 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.009 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
3 DFT sources

Structures

9
5 databases, 4 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of La2Ni3. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: high

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

3
aflow, jarvis, materials_project

Space Group Consensus

All match
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting La2Ni3.

Sol Gel
Procedure available · ceder_sol_gel
Uses

Applications

Where La2Ni3 is used.

Fundamental materials researchAlloy phase studyIntermetallic structural analysis
Reference

Frequently Asked Questions

Common questions about La2Ni3, answered from cross-validated data.

What is La2Ni3?

La2Ni3 is a metallic binary intermetallic compound formed from lanthanum and nickel that is considered a promising candidate for experimental synthesis.

More questions
What is La2Ni3 used for?
La2Ni3 is used in fundamental materials research, alloy phase study, and intermetallic structural analysis.
What is the band gap of La2Ni3?
La2Ni3 is computed to be metallic (no band gap) in the reported DFT structures.
Is La2Ni3 a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is La2Ni3 thermodynamically stable?
La2Ni3 has a lowest energy above hull of 0.009 eV/atom (near hull (likely stable)).
How many polymorphs of La2Ni3 are known?
9 structures of La2Ni3 are reported across 5 databases, spanning 4 distinct space groups.
How is La2Ni3 synthesized?
Literature-reported routes for La2Ni3 include sol gel.
What elements does La2Ni3 contain?
La2Ni3 contains La and Ni (2 elements).
Where does the data for La2Ni3 come from?
La2Ni3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a binary intermetallic in the lanthanum-nickel system, La2Ni3 occupies a specific compositional niche that bridges the gap between lanthanum-rich and nickel-rich phases. It represents a distinct structural arrangement within the broader family of lanthanum-nickel alloys, offering unique insights into the phase stability and electronic behavior of these metallic systems.

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

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