Answers are grounded in this paper and cite their sources.
An acoustic transducer for excitation of acoustic waves to an optical fibre with high efficiency and smooth frequency response is demonstrated. Reducing the size of the transducer to an order of the acoustic wavelength has resulted in low power consumption and smaller efficiency variations during wavelength tuning.
No takes yet. Share an insight, caveat, or question.
Lee et al. (2003) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: