Ultrashort pulse generation in erbium-doped fiber lasers in South America: a historical review

EAT de Souza, D Steinberg, LAM Saito… - Journal of the Optical …, 2023 - opg.optica.org
This paper reviews the scientific contributions of the last 30 years on erbium-doped fiber
laser ultrashort pulse generation in South America. The focus is on contributions authored in …

All-fiber broadband spectral acousto-optic modulation of a tubular-lattice hollow-core optical fiber

RE Da Silva, JH Osório, GL Rodrigues, DJ Webb… - Optics Letters, 2024 - opg.optica.org
We demonstrate a broadband acousto-optic notch filter based on a tubular-lattice hollow-
core fiber for the first time to our knowledge. The guided optical modes are modulated by …

Highly efficient interaction of a tubular-lattice hollow-core fiber and flexural acoustic waves: design, characterization and analysis

RE da Silva, JH Osório, GL Rodrigues… - arxiv preprint arxiv …, 2024 - arxiv.org
The modulation efficiency of a tubular-lattice hollow-core fiber (HCF) by means of flexural
acoustic waves is investigated in detail for the first time. The main acousto-optic properties of …

[HTML][HTML] Widely tunable dual acousto-optic interferometric device based on a hollow core fiber

RE da Silva, JH Osório, F Gérôme, F Benabid… - Optics & Laser …, 2025 - Elsevier
An all-fiber, dual Mach-Zehnder interferometer (MZI) based on an acoustically modulated
hollow core fiber (HCF) is experimentally demonstrated for the first time. By attaching an …

Wideband acousto-optic tunable fiber laser based on dual-SOA gain

L Huang, Y Zhao, B Zheng, S Liu, C Zhang, G Yin… - Optics & Laser …, 2024 - Elsevier
An all-fiber tunable continuous-wave laser is constructed based on an acousto-optic tunable
filter and dual-semiconductor gain. The laser adopts a ring cavity structure and has …

[HTML][HTML] Detailed spatial-spectral numerical characterization of axially symmetric broadband ultrasonic resonances in standard optical fibers

RE da Silva, DJ Webb - Optical Fiber Technology, 2023 - Elsevier
Standard single mode optical fibers (SMFs) have been widely employed to generate and
measure ultrasonic signals in remarkable applications. In particular, optoacoustic fiber …

Passive Q-switching using Lead Sulfide suspension as a saturable absorber in 1.5 μm region

H Hassan, AA Salman, MA Munshid… - Optical Fiber …, 2019 - Elsevier
Abstract We report on Lead Sulfide (PbS) dispersed in sodium dodecyl sulfate (SDS) used
as a saturable absorber (SA) in erbium-doped fiber laser (EDFL) ring cavity configuration. It …

Electrically tunable multiwavelength Bragg grating filter acoustically induced in a highly birefringent suspended core fiber

RE Silva, M Becker, M Rothhardt… - IEEE Photonics …, 2017 - ieeexplore.ieee.org
Multiwavelength reflection spectra induced by an acoustically modulated fiber Bragg grating
(FBG) in a highly birefringent suspended core fiber are experimentally investigated …

Resonant Acoustic Modes in DFB Fiber Lasers Characterized via Frequency Noise Measurements

A Pertoldi, RD Engelsholm, I Galinskiy… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
This paper investigates the impact of resonant acoustic waves on the frequency noise
spectrum of Distributed Feedback fiber lasers. A phase-shifted Fiber Bragg Grating is used …

All-fiber 10 MHz acousto-optic modulator of a fiber Bragg grating at 1060 nm wavelength

RE Silva, T Tiess, M Becker, T Eschrich, M Rothhardt… - Optics …, 2015 - opg.optica.org
Acousto-optic modulation of a 1 cm fiber Bragg grating at 10.9 MHz frequency and 1065 nm
wavelength is demonstrated for the first time. A special modulator design is employed to …