H6I6N4

H6I6N4 is a semiconducting, nitrogen-containing hydride material currently studied for its structural properties in the field of hydrogen storage.

Crystal structure of H6I6N4
Ground-state structure · Materials Project
Overview

About H6I6N4

H6I6N4 is a nitrogen-rich hydrogen storage hydride characterized by its semiconducting electronic nature. As a complex hydride, it represents a unique arrangement of hydrogen, nitrogen, and iodine, contributing to the diversity of potential hydrogen-carrier materials in solid-state chemistry. Its existence across multiple structural databases highlights ongoing interest in mapping the phase space of nitrogen-based hydrides. Because it sits above the thermodynamic hull, this compound is considered metastable, posing challenges for practical synthesis and long-term stability. Understanding its structural behavior is essential for researchers investigating the fundamental limitations and chemical pathways of complex hydride systems.

At a glance

Key Properties

Cross-validated computational properties for H6I6N4, aggregated across 3 databases.

Band Gap

0.83 eV
Range across DFT structures

Energy Above Hull

0.471 eV/atom
Best (lowest) across sources

Stability

Above hull
2 DFT sources

Structures

3
3 databases, 1 space group
Uses

Applications

Where H6I6N4 is used.

Fundamental materials science researchHydrogen storage exploration
Reference

Frequently Asked Questions

Common questions about H6I6N4, answered from cross-validated data.

What is H6I6N4?

H6I6N4 is a semiconducting, nitrogen-containing hydride material currently studied for its structural properties in the field of hydrogen storage.

More questions
What is H6I6N4 used for?
H6I6N4 is used in fundamental materials science research and hydrogen storage exploration.
What is the band gap of H6I6N4?
H6I6N4 has a DFT-computed band gap of 0.83 eV across 3 reported structures.
Is H6I6N4 a metal, semiconductor, or insulator?
With a band gap up to 0.83 eV it is a semiconductor.
Is H6I6N4 thermodynamically stable?
H6I6N4 has a lowest energy above hull of 0.471 eV/atom (above hull).
How many polymorphs of H6I6N4 are known?
3 structures of H6I6N4 are reported across 3 databases, spanning 1 distinct space group.
What elements does H6I6N4 contain?
H6I6N4 contains H, I, and N (3 elements).
Where does the data for H6I6N4 come from?
H6I6N4 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the hydrogen storage hydrides class.

Unlike the highly stable and widely utilized binary hydrides such as LiH or MgH2, H6I6N4 occupies a more complex and less stable position within the class of hydrogen storage materials. While simple hydrides like CaH2 are favored for their robust thermodynamic profiles, H6I6N4 represents a more exotic, nitrogen-containing variant that deviates from the standard metal-hydride paradigm, placing it in a category of experimental interest rather than current industrial application.

Explore

Related Compounds

Other Hydrogen Storage Hydrides in the database.

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

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