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physics.optics2021
Tunable ultra-narrowband grating filters in thin-film lithium niobate
Alessandro Prencipe, Mohammad Amin Baghban, Katia Gallo
Several applications in modern photonics require compact on-chip optical filters with a tailored spectral response. However, achieving sub-nanometric bandwidths and high extinction…
physics.optics2004★ 4 cited
Harmonic generation in a two dimensional nonlinear quasicrystal
Neil Broderick, Anna Peacock, Katia Gallo +2
Second harmonic generation in a two dimensional nonlinear quasi-crystal is demonstrated for the first time. Temperature and wavelength tuning of the crystal reveal the uniformity o…