3 papers
physics.optics2025
Optical Fiber-Waveguide Hybrid Architecture for Mid-Infrared Ring Lasers
Tinghui An, T Toney Fernandez, Yuchen Wang +7
We report a mid-infrared ring laser via fiber-to-waveguide hybrid integration enabled by directional couplers fabricated in fluoride glasses. Directional couplers were inscribed in…
physics.optics2024
Ultrafast Laser-Fabricated Fluoride Glass Waveguides with Exceptionally High Positive Refractive Index Change for Mid-Infrared Integrated Optics
T Toney Fernandez, Y Hwang, H Mahmodi +9
This study reports the successful fabrication of high-positive refractive index change waveguides, exceeding 0.02 in fluoride glasses, marking a significant advancement in integrat…
physics.optics2022
Ultrafast laser inscribed waveguides in tailored fluoride glasses: An enabling technology for mid-infrared integrated photonics devices
T Toney Fernandez, B Johnston, S Gross +6
Zirconium fluoride (ZBLAN) glass, the standard material used in fiber-based mid-infrared photonics, has been re-designed to enable the fabrication of high index-contrast low-loss w…