High-efficiency self-focusing metamaterial grating coupler in silicon nitride with amorphous silicon overlay

W Fraser, D Benedikovic, R Korcek, M Milanizadeh… - Scientific Reports, 2024 - nature.com
Efficient fiber-chip coupling interfaces are critically important for integrated photonics. Since
surface gratings diffract optical signals vertically out of the chip, these couplers can be …

High-efficiency metamaterial-engineered grating couplers for silicon nitride photonics

W Fraser, R Korček, I Glesk, J Litvik, JH Schmid… - Nanomaterials, 2024 - mdpi.com
Silicon nitride (Si3N4) is an ideal candidate for the development of low-loss photonic
integrated circuits. However, efficient light coupling between standard optical fibers and …

256 GBd Barium-Titanate-on-SiN Mach-Zehnder Modulator

M Kohli, D Chelladurai, L Kulmer, K Keller… - Optical Fiber …, 2024 - opg.optica.org
256 GBd Barium-Titanate-on-SiN Mach-Zehnder Modulator Page 1 256 GBd Barium-Titanate-on-SiN
Mach-Zehnder Modulator Manuel Kohli1, Daniel Chelladurai1, Laurenz Kulmer1, Killian Keller1 …

Broadband and low-reflection mid-infrared grating coupler for a perfectly vertical fiber-chip interface

Y Wang, R Guo, C Zou, Z Zhang, K Liu, J Jiang, T Liu… - Optics Letters, 2024 - opg.optica.org
Short-wavelength mid-infrared (SWMIR) silicon photonics has gained significant attention
due to its applications in sensing, spectroscopy, and communications. A perfectly vertical …

O-band and C-band dual-polarization SMF-28 edge coupler with SiON taper cladding based on silicon nitride platform

Y Li, J Xu, X Quan, C Guo, X Jin, X Cheng - Optics Express, 2024 - opg.optica.org
Optical communication is progressing towards low power consumption and lightweight
solutions, necessitating the integration of multispectral output capabilities within a single …

Ultracompact Polarization-Insensitive Waveguide Crossing Based on Dielectric Metasurface

B Liu, Y Wan, Y Liu - IEEE Photonics Technology Letters, 2023 - ieeexplore.ieee.org
A compact polarization-insensitive silicon waveguide crossing is proposed and
experimentally demonstrated. The dielectric metasurface can extremely manipulate the …

Barium Titanate Racetrack Modulator on Silicon Nitride for 200 GBd Data Communication in the O-band

M Kohli, D Chelladurai, L Kulmer… - CLEO: Science and …, 2024 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Barium
Titanate Racetrack Modulator on Silicon Nitride for 200 GBd Data Communication in the O-band …

Integrated Optical Tunable Delay Line and Microwave Photonic Beamforming Chip: A Review

S Shi, H Niu, W Shi, D Lin, S Li, S Pan… - Laser & Photonics … - Wiley Online Library
The microwave photonic (MWP) beamforming chip is a crucial component for achieving the
miniaturization of optically controlled phased array radar systems. It addresses the …

High-efficiency single-etch grating coupler on a hybrid α-Si/SiN photonic platform

W Fraser, D Benedikovic, R Korcek… - 2024 IEEE Silicon …, 2024 - ieeexplore.ieee.org
We present the design of a high-efficiency silicon nitride grating coupler with an amorphous
silicon overlay. The device combines subwavelength engineering with phase apodization …

Efficient Grating Coupling for Silicon Nitride Photonics

M Kohli, D Chelladurai, B Vukovic… - 2024 Conference on …, 2024 - ieeexplore.ieee.org
Efficient Grating Coupling for Silicon Nitride Photonics Page 1 Efficient Grating Coupling for
Silicon Nitride Photonics Manuel Kohli1, Daniel Chelladurai1, Boris Vukovic1, David Moor1 …