ZnO

Zinc oxide · Zincite, Calamine

Zinc oxide is a stable, semiconducting inorganic compound widely employed for its catalytic and electronic properties.

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

About Zinc oxide

Zinc oxide is a thermodynamically stable semiconducting material that serves as a cornerstone in modern materials science. Its robust electronic structure and high structural versatility make it a preferred candidate for various catalytic and optoelectronic applications.

Because it resides on the convex hull, this compound exhibits exceptional stability, ensuring reliable performance in demanding chemical environments. It is widely utilized in industrial processes where its surface reactivity and electronic properties can be precisely tuned.

At a glance

Key Properties

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

Band Gap

0.45–1.28 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

407
4 databases, 38 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting ZnO.

Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Uses

Applications

Where Zinc oxide is used.

CatalysisGas sensorsOptoelectronicsPigmentsSunscreen formulations
Intellectual Property

Patent Landscape

70 patents reference ZnO or close compositional variants.

PatentTitleAssigneeGranted
6716479Tailoring piezoelectric properties using MgxZn1-xO/ZnO material and MgxZn1-xO/ZnO structures
8173205Method for fabricating ZnO thin films
8795554Sputtering target for oxide semiconductor, comprising InGaO3(ZnO) crystal phase and process for producing the
7972900Methods of fabricating nanostructured ZnO electrodes for efficient dye sensitized solar cells
11594723ZnO nanoparticle coated exfoliated graphite composite, method of producing composite and use in Li-ion battery
8512672Fabrication method of ZnO nano-particle and fabrication method of ZnO nano-fluid using thereof
8658462Method of forming TiO2 array using ZnO template
8845867Method for manufacturing magnetoresistance effect element using simultaneous sputtering of Zn and ZnO
7875559Method of manufacturing P-type ZnO semiconductor layer using atomic layer deposition and thin film transistor
9598768Method of forming zinc oxide film (ZnO) or magnesium zinc oxide film (ZnMgO) and apparatus for forming zinc ox
Reference

Frequently Asked Questions

Common questions about Zinc oxide, answered from cross-validated data.

What is ZnO?

Zinc oxide is a stable, semiconducting inorganic compound widely employed for its catalytic and electronic properties.

More questions
What is ZnO used for?
Zinc oxide (ZnO) is used in catalysis, gas sensors, optoelectronics, pigments, and sunscreen formulations.
What is the band gap of ZnO?
Zinc oxide (ZnO) has a DFT-computed band gap of 0.45–1.28 eV across 407 reported structures.
Is ZnO a metal, semiconductor, or insulator?
With a band gap up to 1.28 eV it is a semiconductor.
Is ZnO thermodynamically stable?
Yes — Zinc oxide (ZnO) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of ZnO are known?
407 structures of ZnO are reported across 4 databases, spanning 38 distinct space groups.
How is ZnO synthesized?
Literature-reported routes for ZnO include sol gel (10 procedures documented).
What elements does ZnO contain?
Zinc oxide (ZnO) contains O and Zn (2 elements).
Where does the data for ZnO come from?
ZnO data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the spinel oxide catalysts class.

Within the diverse family of spinel and related oxides, ZnO stands out as a highly accessible and extensively studied semiconductor compared to more complex perovskites like LaNiO3 or LaMnO3. While materials such as MgAl2O4 often serve as structural substrates, ZnO is frequently prioritized in catalytic research for its distinct electronic character and ease of synthesis.

Explore

Related Compounds

Other Spinel Oxide Catalysts in the database.

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

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