Answers are grounded in this paper and cite their sources.
A bidirectional Er-doped fibre ring resonator is proposed that yields a measured unidirectional resonator finesse of over 500, and bidirectional operation confirms the vernier effect. This result indicates that finesse enhancement up to ∼10000 is achieved.
No takes yet. Share an insight, caveat, or question.
Okamura et al. (1992) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: