High-Q AlN photonic crystal nanobeam cavities fabricated by layer transfer

S. Sergent1, M. Arita1, S. Kako1, K. Tanabe1, S. Iwamoto1,2 and Y. Arakawa1,2
1 Institute for Nano Quantum Information Electronics, The University of Tokyo, 4-6-1 Komaba, Meguro, Tokyo 153-8505, Japan
2 Institute of Industrial Science, The University of Tokyo, 4-6-1 Komaba, Meguro, Tokyo 153-8505, Japan
Appl. Phys. Lett. 101, 101106 (2012)

AlN nanopattern was fabricated by AlN plasma etching using Samco ICP etch system to improve the quality factor of nanobeam cavities.

AlN plasma etching

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Samco ICP Plasma Etcher