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physics.optics2025
High system efficiency nonlinear frequency conversion on thin-film lithium niobate
Philipp Lohmann, Daniel Wendland, Francesco Lenzini +1
Integrated photonic platforms can greatly enhance the efficiency of nonlinear frequency conversion processes by tightly confining light on a sub-micron scale. However, this advanta…
physics.optics2024
Telecom wavelength quantum dots interfaced with silicon-nitride circuits via photonic wire bonding
Ulrich Pfister, Daniel Wendland, Florian Hornung +10
Photonic integrated circuits find ubiquitous use in various technologies, from communication, to computing and sensing, and therefore play a crucial role in the quantum technology…
physics.optics2024
Fast thermo-optic switching on silicon nitride platform through parity-time symmetry breaking
Ravi Pradip, Venkata Sai Akhil Varri, Liam McRae +6
This work demonstrates a fast thermo-optic switching mechanism on silicon nitride on insulator platform leveraging parity-time symmetry breaking. The cladding-free design enables l…