Broadband high-Q multimode silicon concentric racetrack resonators for widely tunable Raman lasers

Y Zhang, K Zhong, X Zhou, HK Tsang - Nature Communications, 2022 - nature.com
Multimode silicon resonators with ultralow propagation losses for ultrahigh quality (Q) factors
have been attracting attention recently. However, conventional multimode silicon resonators …

Tunable Raman lasing in an As2S3 chalcogenide glass microsphere

AV Andrianov, EA Anashkina - Optics Express, 2021 - opg.optica.org
We demonstrate experimentally Raman lasing in an As_2S_3 chalcogenide glass
microsphere pumped by a C-band narrow line laser. Single-mode Raman lasing tunable …

IM/DD WDM-PON communication system based on optical frequency comb generated in silica whispering gallery mode resonator

S Spolitis, R Murnieks, L Skladova, T Salgals… - IEEE …, 2021 - ieeexplore.ieee.org
This article reports an implementation of a microsphere-based optical frequency comb
(OFC) generator for substitution of individual laser arrays and simulates wavelength division …

Demonstration of a fiber optical communication system employing a silica microsphere-based OFC source

T Salgals, J Alnis, R Murnieks, I Brice, J Porins… - Optics …, 2021 - opg.optica.org
The fabrication of microsphere resonators and the generation of optical frequency combs
(OFC) have achieved a significant breakthrough in the past decade. Despite these …

Optical frequency combs generated in silica microspheres in the telecommunication C-, U-, and E-bands

EA Anashkina, MP Marisova, T Salgals, J Alnis… - Photonics, 2021 - mdpi.com
Optical frequency combs (OFCs) generated in microresonators with whispering gallery
modes are demanded for different applications including telecommunications. Extending …

Erbium-doped tellurite glass microlaser in C-band and L-band

EA Anashkina, AV Andrianov - Journal of Lightwave Technology, 2021 - opg.optica.org
We report results of experimental laser generation in an Er-doped tellurite glass
microsphere under in-band pumping. Depending on settings, single-mode and multimode …

[HTML][HTML] Microsphere-based optical frequency comb generator for 200 GHz spaced WDM data transmission system

EA Anashkina, MP Marisova, AV Andrianov… - Photonics, 2020 - mdpi.com
Optical frequency comb (OFC) generators based on whispering gallery mode (WGM)
microresonators have a massive potential to ensure spectral and energy efficiency in …

Raman assisted fiber optical parametric amplifier for S-band multichannel transmission system

A Supe, K Zakis, L Gegere, D Redka, J Porins… - Fibers, 2021 - mdpi.com
In this paper we present results from the study of optical signal amplification using Raman
assisted fiber optical parametric amplifier with considerable benefits for S-band …

Thermo-optical control of Raman solitons in a functionalized silica microsphere

EA Anashkina, MP Marisova, AV Andrianov - Micromachines, 2022 - mdpi.com
The investigation of optical microcavity solitons is in demand both for applications and basic
science. Despite the tremendous progress in the study of microresonator solitons, there is …

Silica microsphere WGMR-based Kerr-OFC light source and its application for high-speed IM/DD short-reach optical interconnects

T Salgals, J Alnis, O Ozolins, AV Andrianov… - Applied Sciences, 2022 - mdpi.com
Kerr optical frequency combs (OFCs) based on silica microsphere whispering gallery mode
resonator (WGMR) have various applications where they are used as a light source. For …