Demonstration of gallium oxide nano-pillar field emitter arrays

We demonstrate field emission characteristics of β-Ga2O3 nano-pillar arrays fabricated using a damage-free etching technique. The technique utilizes Ga flux in an ultra-high vacuum environment (molecular beam epitaxy) to form high aspect ratio Ga2O3 nano-pillars with atomic-scale etching precision....

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Bibliographic Details
Main Authors: Taeyoung Kim, Chandan Joishi, Zhanbo Xia, Nidhin Kurian Kalarickal, Camelia Selcu, Tyson Back, Jonathan Ludwick, Siddharth Rajan
Format: Article
Language:English
Published: AIP Publishing LLC 2023-07-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/5.0145200