Octave-spanning Kerr solitons with repetition rates of 1, 2, and 3 THz in a Si3N4 microresonator

Octave-spanning single-soliton and soliton crystals with repetition rates of 1, 2, and 3 THz are demonstrated in a Si
3
N
4
microresonator. A single-soliton step with ~0.09 nm (~11 GHz) is achieved using slow pump tuning.