C4NCl2

C4NCl2 is a metastable, wide-band-gap insulating compound composed of carbon, nitrogen, and chlorine.

CClN
Crystal structure of C4NCl2
Ground-state structure · Materials Project
Overview

About C4NCl2

C4NCl2 is a carbon-nitrogen-chlorine compound characterized by its wide-band-gap insulating electronic nature. Due to its position above the thermodynamic hull, it is considered a metastable phase that offers unique insights into the bonding behavior of halogenated carbon-nitrogen systems.

This material is primarily of interest in fundamental materials science research where the exploration of diverse structural configurations is key. With multiple reported structures across various databases, it serves as a subject for studying the stability limits of complex molecular frameworks.

At a glance

Key Properties

Cross-validated computational properties for C4NCl2, aggregated across 4 databases.

Band Gap

2.73–3.00 eV
Range across DFT structures

Energy Above Hull

0.191 eV/atom
Best (lowest) across sources

Stability

Above hull
2 DFT sources

Structures

8
4 databases, 2 space groups
Uses

Applications

Where C4NCl2 is used.

Fundamental materials science researchStructural phase stability studies
Reference

Frequently Asked Questions

Common questions about C4NCl2, answered from cross-validated data.

What is C4NCl2?

C4NCl2 is a metastable, wide-band-gap insulating compound composed of carbon, nitrogen, and chlorine.

More questions
What is C4NCl2 used for?
C4NCl2 is used in fundamental materials science research and structural phase stability studies.
What is the band gap of C4NCl2?
C4NCl2 has a DFT-computed band gap of 2.73–3.00 eV across 8 reported structures.
Is C4NCl2 a metal, semiconductor, or insulator?
With a wide band gap up to 3.00 eV it is an insulator / wide-band-gap material.
Is C4NCl2 thermodynamically stable?
C4NCl2 has a lowest energy above hull of 0.191 eV/atom (above hull).
How many polymorphs of C4NCl2 are known?
8 structures of C4NCl2 are reported across 4 databases, spanning 2 distinct space groups.
What elements does C4NCl2 contain?
C4NCl2 contains C, Cl, and N (3 elements).
Where does the data for C4NCl2 come from?
C4NCl2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a specialized compound without direct structural siblings in this context, C4NCl2 represents a distinct point in the chemical space of halogenated nitrides, serving as a benchmark for understanding the structural diversity and metastable potential of carbon-based insulating materials.

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

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