Elucidation of He–Defect Interaction Mechanisms and Atomic-Scale Pseudo-Core–Shell Configurations in He⁺-Irradiated 3C-SiC via Experimental and First-Principles Calculations

Jun Hui

doi:10.1016/j.jeurceramsoc.2026.118730

Elucidation of He–Defect Interaction Mechanisms and Atomic-Scale Pseudo-Core–Shell Configurations in He⁺-Irradiated 3C-SiC via Experimental and First-Principles Calculations

2026-07-30

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AI

J

Jun Hui

B

Bing Sheng Li *

X

Xue Bang Wu *

DOI：10.1016/j.jeurceramsoc.2026.118730

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• Irradiation induces the formation of 6–14 nm He bubble platelets in SiC. • He-induced bond asymmetry leads to the development of a core–shell architecture. • He incorporation gives rise to anomalous polarization states.

Keywords:

SiC

Pseudo-core–shell structure

Bond contraction

Polarization

Elucidation of He–Defect Interaction Mechanisms and Atomic-Scale Pseudo-Core–Shell Configurations in He⁺-Irradiated 3C-SiC via Experimental and First-Principles Calculations

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