N-polar GaN Film Epitaxy on Sapphire Substrate without Intentional Nitridation.

Materials (Basel) · 2022 · PMC9103289 · PMID 35591340

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a decreasing trendno p-value reported

It can be seen that the YL intensity had a great relationship with the substrate, and the intensity of YL band follows a decreasing trend: C > 2M > 4A.

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