In-plane Ferroelectricity and Enhanced Piezoelectricity in Ultrathin AlN (101̄0) Surfaces

Mohammad Noor-A-Alam

doi:10.1039/d6cp00822d

January 1, 2026Physical Chemistry Chemical Physics

In-plane Ferroelectricity and Enhanced Piezoelectricity in Ultrathin AlN (101̄0) Surfaces

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Key Points

This research explores the in-plane ferroelectric and piezoelectric properties of ultrathin w-AlN films.
Utilized density functional theory to model ultrathin w-AlN films.
Analyzed films composed of 2–5 layers of w-AlN.
Investigated surface properties of these structures.
Identified significant in-plane ferroelectricity in few-layer w-AlN films.
Enhanced piezoelectric properties observed with increasing layers of w-AlN.
Results suggest promising applications in nanotechnology and electronic devices.

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Implication

Density functional theory investigates in-plane ferroelectricity and piezoelectricity in ultrathin AlN films, indicating potential applications in electronics.

Abstract

Using density functional theory, we investigate the in-plane ferroelectricity and piezoelectricity of the w-AlN (101̄0) surface in ultrathin films composed of 2--5 w-AlN layers. We find that these few-layer structures...

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Mohammad Noor-A-Alam (2026) studied this question.

synapsesocial.com/papers/6a0d4f4cf03e14405aa9a9b4 https://doi.org/10.1039/d6cp00822d

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In-plane Ferroelectricity and Enhanced Piezoelectricity in Ultrathin AlN (101̄0) Surfaces

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

In-plane Ferroelectricity and Enhanced Piezoelectricity in Ultrathin AlN (101̄0) Surfaces

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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