LiTiPO5

LiTiPO5 is a stable, insulating titanate compound investigated for its potential utility in electrochemical energy storage systems.

Crystal structure of LiTiPO5 (triclinic, P-1 (No. 2))
Ground-state structure · Materials Project
Overview

About LiTiPO5

LiTiPO5 is a distinct member of the titanate anode family, characterized by its wide-band-gap insulating electronic nature. As a thermodynamically stable phase residing on the convex hull, it offers a robust structural framework for electrochemical study.

This compound is primarily investigated for its potential role in energy storage systems. Its stability profile makes it a compelling candidate for researchers aiming to understand ion transport and structural integrity in complex oxide frameworks.

At a glance

Key Properties

Cross-validated computational properties for LiTiPO5, aggregated across 3 databases.

Band Gap

2.96–3.13 eV
Range across DFT structures · ground state: wide gap

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

Stable
3 DFT sources

Structures

9
3 databases, 2 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of LiTiPO5. 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
jarvis, materials_project, oqmd

Space Group Consensus

All match
Crystallography

Reported Structures

Lowest-energy structures reported for LiTiPO5, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
——3.130.0000-2.871—
Pnma (No. 62)orthorhombic3.100.0000-2.767—
Pnma (No. 62)orthorhombic3.060.0000-8.0413.26
——2.960.0127-2.858—
P-1 (No. 2)triclinic3.070.0134-8.0283.22
P-1 (No. 2)triclinic———3.15
P-1 (No. 2)triclinic———3.12
Pnma (No. 62)orthorhombic———3.23
Pnma (No. 62)orthorhombic———3.11
P-1 (No. 2)triclinic———3.25
Pnma (No. 62)orthorhombic———3.30
P-1 (No. 2)triclinic———3.05
Uses

Applications

Where LiTiPO5 is used.

Lithium-ion battery researchElectrode material developmentSolid-state ionics
Reference

Frequently Asked Questions

Common questions about LiTiPO5, answered from cross-validated data.

What is LiTiPO5?

LiTiPO5 is a stable, insulating titanate compound investigated for its potential utility in electrochemical energy storage systems.

More questions
What is LiTiPO5 used for?
LiTiPO5 is used in lithium-ion battery research, electrode material development, and solid-state ionics.
What is the band gap of LiTiPO5?
LiTiPO5 has a DFT-computed band gap of 2.96–3.13 eV across 9 reported structures. Standard DFT underestimates band gaps, so the measured gap is typically larger.
Is LiTiPO5 a metal, semiconductor, or insulator?
DFT predicts a wide band gap of up to 3.13 eV (an insulator or wide-band-gap material).
Is LiTiPO5 thermodynamically stable?
Yes — LiTiPO5 sits on the convex hull (energy above hull 0 eV/atom), i.e. stable.
What is the crystal structure of LiTiPO5?
The reference structure of LiTiPO5 is triclinic symmetry, space group P-1 (No. 2).
What is the density of LiTiPO5?
The computed density of the ground-state structure of LiTiPO5 is 3.22 g/cm³.
How many polymorphs of LiTiPO5 are known?
9 structures of LiTiPO5 are reported across 3 databases, spanning 2 distinct space groups.
What elements does LiTiPO5 contain?
LiTiPO5 contains Li, O, P, and Ti (4 elements).
Where does the data for LiTiPO5 come from?
LiTiPO5 data is cross-referenced from oqmd, jarvis, materials_project, cod, mpaloe.
Comparison

How It Compares

Within the titanate anodes class.

Within the diverse class of titanate anodes, LiTiPO5 stands out for its unique stoichiometry compared to more traditional lithium-rich structures like Li2TiO3 or Li2Ti3O7. While many siblings in this group are explored for their specific intercalation capabilities, LiTiPO5 provides a different structural landscape that challenges conventional design strategies for high-performance battery electrodes.

Explore

Related Compounds

Other Titanate Anodes in the database.

Data sources & attribution
  • oqmd — Data from the OQMD (oqmd.org). Cite: Saal et al., JOM 65, 1501 (2013); Kirklin et al., npj Comp. Mater. 1, 15010 (2015). (CC-BY-4.0)
  • jarvis — Data from JARVIS (jarvis.nist.gov), NIST. Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020). (LicenseRef-US-Gov-PD)
  • materials_project — Data from the Materials Project (materialsproject.org). Cite: Jain et al., APL Materials 1, 011002 (2013). (CC-BY-4.0)
  • cod — Data from the Crystallography Open Database (crystallography.net/cod/). Cite: Grazulis et al., J. Appl. Cryst. 42, 726 (2009). (CC0-1.0)
  • mpaloe — Data from MP-ALOE. Cite: Kuner et al., npj Comput. Mater. (2025), doi:10.1038/s41524-025-01834-9.

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