Ruo-Yu Zhang, Pei-Li Li, Hui Gao. Research on acousto-optic switch based on optical tamm state[J]. Acta Physica Sinica, 2020, 69(16): 164204-1
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Fig. 1. Diagram of ultrasonic device and structure of acousto-optic switch: (a) Schematic diagram of ultrasonic generator; (b) structure of acousto-optic switch and ultrasonic waveform.
Fig. 2. Reflection spectrum and electric field distribution of DBR and OTS: (a) Band gap of DBR reflection spectrum and OTS reflection spectrum; (b) electric field distribution at 1550 nm.
Fig. 4. Reflection spectrum and electric field diagram of ultrasonic wave with amplitude of 0.4 nm and without ultrasonic wave: (a) The reflection spectrum of the acousto-optic switch with 0.4 nm amplitude applied and without ultrasonic; (b) electric field diagram at 1538 nm without ultrasonic; (c) electric field diagram at 1538 nm with amplitude of 0.4 nm ultrasonic wave.