Fig. 3
From: Pure-high-even-order dispersion bound solitons complexes in ultra-fast fiber lasers

Measured spectra with fixed pump power and PC blade direction and taken intra-cavity net high-even-order dispersion (from left to right) when taking (a) β4 as –0.266 ps4, –0.78 ps4, –2.086 ps4, –2.86 ps4, –3.64 ps4; (b) β6 as –0.266 ps6, –1.04 ps6, –2.08 ps6, –2.86 ps6, –3.38 ps6; (c) β8 as –0.266 ps8, –0.532 ps8, –1.04 ps8, –2.08 ps8, –3.64 ps8; (d) β10 as –0.266 ps10, –1.56 ps10, –2.34 ps10, –3.12 ps10, –3.64 ps10