Nov 13, 2025
As a complimentary platform to silicon-on-insulator photonics, low-loss silicon nitride waveguide technology was present to extend the capabilities of silicon photonics platform.
Jul 18, 2025
This waveguide offers significant advantages over other waveguides in terms of its low thermo-optic coefficient and reduced thermorefractive-related
Jun 04, 2026
This paper reviews receivers that feature low-loss multimode-output arrayed waveguide gratings (MM-AWGs) for wavelength division multiplexing
Nov 12, 2025
Abstract and Figures This thesis studies the fabrication process required to produce low loss silicon nitride waveguides for photonic integrated
Feb 19, 2026
Integrated photonics requires ultra-low loss (ULL) waveguides to bring bulk optical components to the chip-scale without compromising performance.
Feb 02, 2026
We show median losses in C-band (O-band) as low as 0.1 dB/cm and 0.7 dB/cm (0.14 dB/cm and 1.1 dB/cm) in monomode rib and strip waveguides, respectively, thanks to a H2
Sep 13, 2025
(b) Optical waveguides Optical waveguides are planar dielectric structures with a core surrounded by cladding material. The ideal waveguide has low loss (<0.2 dBcm −1), is easily coupled to optical
Feb 19, 2026
An integrated optical parametric amplifier with an ultra-wide bandwidth was implemented using geometrically optimized low-loss nonlinear rib silicon nitride waveguides including the
Jul 11, 2026
The silicon nitride integration platform has enabled a wide range of waveguide and device designs, from thin nitride waveguides that support ultra-low loss dilute optical modes to thick nitride waveguides
Aug 26, 2025
Tantalum pentoxide (Ta2O5) has emerged as a promising photonic platform due to its low thermo-optic coefficient (TOC) and low material loss. Incorporating Ta2O5/SiO2 waveguides into a photonic circuit
Dec 06, 2025
This chapter presents an introduction to the optical waveguides including planar and nonplanar structures. Additionally, an analysis of planner waveguides based on ray-optical approach
Aug 24, 2025
We present a methodology for fabricating nonlinear waveguides with simultaneous single-mode operation and anomalous dispersion for ultra-broadband operation and high-efficiency four
Sep 23, 2025
Here we report optical signal processing at different wavelengths enabled by a low-noise optical phase-sensitive amplifier (PSA) using a single
Nov 11, 2025
This thesis studies the fabrication process required to produce low loss silicon ni-tride waveguides for photonic integrated circuits applications. The influence of the annealing on the cladding
Jun 27, 2026
Recent years have witnessed substantial potential in allying meta-optics with diverse waveguide platforms to enable exotic manipulation of guided light signals. This review cataloged
Apr 13, 2026
This review highlights the advancement of inorganic electro-optical materials. It underscores strategies for optimizing performance through multiscale analysis and design, offering
Oct 27, 2025
This chapter will review fundamentals and design guides of optical waveguides, including state-of-the-art and challenges, fundamental theory and
Nov 21, 2025
A frequency-tunable laser based on a hybrid silicon nitride and lithium niobate integrated photonic platform has a fast tuning rate and could be used for optical ranging applications.
Jul 14, 2026
In this paper, we report on record low propagation losses for Ta2O5-core SiO2-clad planar waveguides across the entire ∕ C-band over the lengths of complete spiral delays.
Jul 16, 2025
Abstract This chapter presents an introduction to the optical waveguides including planar and nonplanar structures. Additionally, an analysis of planner waveguides based on ray-optical approach and
Nov 28, 2025
But to compete with their fiber-optic-based counterparts in performance, gyroscopes in silicon photonics leveraging the Sagnac effect must
Jul 27, 2025
Superconducting resonators have recently been used in a multitude of scientific appli- cations such as amplifiers, magnetic field resonators, optical detectors for UV or x-rays, and especially in quantum
Aug 31, 2025
Two invited papers cover important history and developments of low loss silicon nitride waveguides, the Photonic Damascene process and the TriPleX process.
Aug 01, 2025
While the regime of ultra-low loss has been achieved at telecommunication wavelengths, progress at visible wavelengths has been limited. Here, we report the lowest waveguide losses and
Aug 10, 2025
Abstract: The fifteen papers in this special issue focus on ultra low loss planar waveguides and the applications.
Aug 21, 2025
Another system of interest is doped polymer waveguides, which could result in large-volume, low-cost planar waveguide integrated circuits. Progress in these areas holds great promise for several
Apr 03, 2026
Here, the SOI slot waveguide is embedded in an organic nonlinear optical material in order to achieve record-low voltage-length products. In the
Oct 27, 2025
We demonstrate for the first time, a uniform low temperature (<250 °C) process for fabricating both high-confinement thick and low-confinement thin ultra-low loss Silicon nitride
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