Low Noise Planar Waveguides from South Asia

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Apr 06, 2026

A comparative study on low phase noise feedback oscillators

In case of , low phase noise planar oscillators employ-ing elliptic response bandpass filters, the LPN microstrip oscillator using an

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Nov 15, 2025

250C Process for < 2dB/m Ultra-Low Loss Silicon Nitride Integrated

1. Introduction Integrated photonics requires ultra-low loss (ULL) waveguides to bring bulk optical components to the chip-scale

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Aug 08, 2025

Design of Broadband W-Band Waveguide Package and Application to

In this paper, the broadband millimeter-wave waveguide package, which can cover the entire W-band (75–110 GHz)

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Mar 05, 2026

Low-loss optical waveguides made with a high-loss material

Planar waveguides with low loss that are fully compatible with existing photonic circuit fabrication techniques are missing.

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Oct 16, 2025

Ultra Low Loss Planar Waveguides and Their Applications

Ultra Low Loss Planar Waveguides and Their Applications Abstract: Provides a notice of upcoming special issue (s) or section (s) of

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Nov 26, 2025

Low loss, high contrast planar optical waveguides based on low-cost

A new class of integrated optical waveguide structures ("TriPleX") is presented, based on low cost CMOS-compatible

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May 30, 2026

422 Million intrinsic quality factor planar integrated all-waveguide

Here the authors develop an optimized photonic all-waveguide resonator with an ultra-high quality factor, Q, of almost

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Oct 05, 2025

(PDF) Low-Noise Phase-sensitive Parametric Amplifiers Based on

Here we report optical signal processing at different wavelengths enabled by a low-noise optical phase-sensitive

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Jun 25, 2026

Ultra‐low loss waveguide platform and its integration with silicon

Abstract Planar waveguides with ultra-low optical propagation loss enable a plethora of passive photonic integrated

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Aug 19, 2025

Highly Efficient Planar Antenna System

The SIW is a low cost and low loss technology, since it almost keeps the guided wave inside the structure. Therefore, it is an

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Apr 18, 2026

High-Q Slow-Wave Coplanar Waveguides

Abstract—A comprehensive study of methods of maximizing Q for slow-wave coplanar waveguides is described.

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Nov 07, 2025

Planar Waveguides

Planar Waveguides Optical signal transmission via fiberglass waveguides revolutionized telecommunication over long distances. The

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Mar 05, 2026

Anti-resonant acoustic waveguides enabled tailorable Brillouin

Here, the authors introduce suspended anti-resonant acoustic waveguides with superior confinement and high

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May 06, 2026

Introduction to the Special Issue on Ultralow Loss Planar Waveguides

Two invited papers cover important history and developments of low loss silicon nitride waveguides, the Photonic Damascene

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Jul 21, 2026

High Extinction, Broadband, and Low Loss Planar Waveguide Polarizers

Abstract: A technique for making high extinction and broadband polarizers in a low loss planar waveguide platform is presented and

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Jun 29, 2026

Fabrication of As2S3 Planar Waveguides with Very Low Propagation

Fabrication of As 2 S 3 Planar Waveguides with Very Low Propagation Loss Abstract: We present the fabrication process

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Oct 15, 2025

Design and Simulation of a Low Phase Noise Oscillator using

This research paper presents the design and analysis of a low phase noise oscillator operating at 4.9 GHz utilizing an Improved

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Dec 01, 2025

Ultra-low-loss (< 0.1 dB/m) Planar Silica Waveguide Technology

We demonstrate record low (0.045 dB/m) total propagation loss in silica-on-silicon planar waveguides fabricated with

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Nov 23, 2025

Low-phase noise oscillator utilising high-Q active resonator based on

An X-band low-phase noise planar oscillator employing the substrate integrated waveguide (SIW) active resonator is Abstract:

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Jun 08, 2026

Introduction to the Special Issue on Ultralow Loss Planar Waveguides

The fifteen papers in this special issue focus on ultra low loss planar waveguides and the applications. Ultra-low loss

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Apr 11, 2026

Ultralow-Loss Planar Si3N4 Waveguide Polarizers

Abstract: We demonstrate broadband (1500–1620 nm) and low-loss planar waveguide polarizers with measurement-limited on-chip

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Sep 25, 2025

Analysis of current challenges in the design of low-noise broadband

Abstract This review article presents a thorough and in-depth analysis of recent advancements in wideband low-noise

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Mar 09, 2026

Dispersion Engineering of Planar Sub-millimeter Wave Waveguides

Here, we present the design and characterization of planar dispersion-engineered transmission lines that effectively suppress

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Oct 27, 2025

Low noise planar external cavity laser for interferometric fiber optic

A 1550 nm DWDM planar external cavity laser (ECL) is demonstrated to provide low phase/frequency noise, narrow linewidth, and

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Oct 05, 2025

Low phase noise oscillator based on complementary split-ring

A high Q-factor substrate integrated waveguide (SIW) cavity resonator and its application of X-band low phase noise

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Mar 13, 2026

Planar Waveguide

Planar waveguide lasers are a special class of laser where light is confined to a waveguide. They have distinctive advantages that

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May 04, 2026

Low-Loss Silicon Nitride Bent Waveguides at O-Band with Modified

In this paper, we first briefly analyze the bending loss mechanism and review the state-of-the-art of SiN bent waveguides. Then we

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Nov 14, 2025

[2512.06199] Dispersion Engineering of Planar Sub-millimeter Wave

Dispersion Engineering of Planar Sub-millimeter Wave Waveguides and Resonators with Low Radiation Loss Furkan

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Jan 22, 2026

High-Quality Waveguide Bragg Gratings in Planar Lightwave Circuits

Abstract—This research pioneers the application of a femtosec-ond laser Burst-Mode technique for the fabrication of waveguide

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Oct 28, 2025

Ultra-low loss SOI waveguide crossings designed by a hybrid global

Due to the small footprint, ultra-low insertion loss, and easy fabrication step of the proposed designs, we believe such

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Oct 15, 2025

Planar substrate integrated waveguide-based resonators and its

This study denotes a procedure of a small phase noise (SPN) oscillator employing three different substrate integrated

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Jun 05, 2026

Low-loss high-index-contrast planar waveguides with graded-index

Low-loss high-index-co ntra st planar waveguides with graded-index cladding layers Juejun Hu, Ning-Ning Feng1*,

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Apr 16, 2026

An Ultra-Low Phase Noise Substrate-Integrated-Waveguide Oscillator

This paper proposes an ultra-low phase noise negative-resistance substrate integrated waveguide (SIW) oscillator. The SIW

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