Spectrogram animation, 15.5 µm core separation
2019-10-01T18:26:55Z (GMT) by
The total spectrogram over all cores of a hexagonal seven-core fiber at various propagation distances. The cores have a diameter of 6 µm and are separated by 15.5 µm. The input pulse is a 15 kW 100 fs sech-pulse launched in the center core.