3 papers
physics.optics2025
Passive harmonic mode-locked laser on lithium niobate integrated photonics
Yu Wang, Guanyu Han, Jan-Philipp Koester +8
Mode-locked lasers (MLLs) are essential for a wide range of photonic applications, such as frequency metrology, biological imaging, and high-bandwidth coherent communications. The…
physics.app-ph2025
High Numerical Aperture Achromatic Meta-Devices through Dispersion Compensation
Yuzhong Wang, Axiang Yu, Yayun Cheng +3
Dispersion engineering is a long-standing challenge in optical systems, and it is particularly important for metasurfaces, which naturally suffer from strong chromatic aberrations…
physics.optics2025
Extreme electrodynamics in time-varying media
M. Scalora, M. A. Vincenti, D. de Ceglia +7
Abrupt time variations of the properties of optical materials have been at the center of intense research efforts in recent years, with the prospect of enabling extreme wave transf…