Publication
Integrated Gallium Phosphide Photonics
Related publications (197)
Sub-kHz-Linewidth External-Cavity Laser (ECL) With Si3N4 Resonator Used as a Tunable Pump for a Kerr Frequency Comb
Combining optical gain in direct-bandgap III-V materials with tunable optical feedback offered by advanced photonic integrated circuits is key to chip-scale external-cavity lasers (ECL), offering wideband tunability along with low optical linewidths. Exter ...
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2023Domain Imaging and Switching Dynamics in BaTiO3-Based Photonic Integrated Devices
Keeping up with our constantly connected lifestyle of instant messages and video streaming has its repercussions. Data centers have been gobbling up resources becoming a significant share of the energy used worldwide. To keep up with demand and curb the en ...
EPFL2023Nonlinear Integrated Photonics for Ranging Applications
This thesis explores the application of recent advances in integrated photonics to the field of light detection and ranging (LiDAR).The progress in photonic integration allows for unprecedented levels of light manipulation on micrometer scales through the ...
EPFL2023A chip-scale second-harmonic source via self-injection-locked all-optical poling
Tobias Kippenberg, Camille Sophie Brès, Marco Clementi, Junqiu Liu, Edgars Nitiss
Second-harmonic generation allows for coherently bridging distant regions of the optical spectrum, with applications ranging from laser technology to self-referencing of frequency combs. However, accessing the nonlinear response of a medium typically requi ...
2023High density lithium niobate photonic integrated circuits
Tobias Kippenberg, Rui Ning Wang, Anat Siddharth, Mikhail Churaev, Nikolai Kuznetsov, Zihan Li, Junyin Zhang, Zelin Tan
Photonic integrated circuits have the potential to pervade into multiple applications traditionally limited to bulk optics. Of particular interest for new applications are ferroelectrics such as Lithium Niobate, which exhibit a large Pockels effect, but ar ...
NATURE PORTFOLIO2023Nonlinear Frequency Conversion in III-Nitride Doubly Resonant Photonic Crystal Cavities
Nonlinear frequency conversion processes, such as second-harmonic generation (SHG) and spontaneous parametric down-conversion (SPDC), are essential in many applications, including the generation of entangled photons. It's desirable to enhance these process ...
EPFL2023Programmable Silicon Nitride Photonic Integrated Circuits
Tobias Kippenberg, Rui Ning Wang, Anat Siddharth, Andrey Voloshin, Viacheslav Snigirev, Andrea Bancora, Vladimir Shadymov
Silicon Nitride (Si3N4) photonic integrated circuits (PICs) have emerged as core technology in a variety of applications ranging from LIDAR to quantum control and computing. However, the need for high-speed, low-voltage tuning and modulation has been a lon ...
IEEE2023Integrated Backward Second-Harmonic Generation through Optically Induced Quasi-Phase-Matching
Camille Sophie Brès, Jianqi Hu, Ozan Yakar, Edgars Nitiss
Quasi-phase-matching for efficient backward second-harmonic generation requires sub-μm poling periods, a nontrivial fabrication feat. For the first time, we report integrated first-order quasiphase-matched backward second-harmonic generation enabled by see ...
2023A heterogeneously integrated lithium niobate-on-silicon nitride photonic platform
Tobias Kippenberg, Rui Ning Wang, Anat Siddharth, Mikhail Churaev, Viacheslav Snigirev, Junqiu Liu, Miles Henry Anderson
The availability of thin-film lithiumniobate on insulator (LNOI) and advances in processing have led to the emergence of fully integrated LiNbO3 electro-optic devices. Yet to date, LiNbO3 photonic integrated circuits have mostly been fabricated using non-s ...
NATURE PORTFOLIO2023Exploring Novel Modalities for Optical Diffraction Tomography
In the past decade, optical diffraction tomography has gained a lot of attention for its ability to create label-free three-dimensional (3D) images of the refractive index distribution of biological samples using scattered fields measured through holograph ...
EPFL2023