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physics.optics2024
Femtosecond laser written low-loss multiscan waveguides in fused silica
N. N. Skryabin, S. A. Zhuravitskii, I. V. Dyakonov +3
We report low-loss multiscan waveguides fabricated in fused silica using femtosecond laser writing technology. The multiscan principle allows to tailor the writing regime to excel…
physics.optics2024★ 35 cited
Observation of nonlinear fractal higher-order topological insulator
Victor O. Kompanets, Hua Zhong, Yiqi Zhang +9
Higher-order topological insulators (HOTIs) are unique materials hosting topologically protected states, whose dimensionality is at least by a factor of 2 lower than that of the bu…