Fluorescent and lasing whispering gallery mode microresonators for sensing applications

T Reynolds, N Riesen, A Meldrum… - Laser & Photonics …, 2017 - Wiley Online Library
Whispering gallery modes (WGMs) have been exploited for a broad range of sensing
applications. However, the vast majority of WGM sensors consist of passive resonators …

Laser sources based on rare-earth ion doped tellurite glass fibers and microspheres

EA Anashkina - Fibers, 2020 - mdpi.com
In recent years, huge progress has been made in the development of rare-earth ion doped
tellurite glass laser sources, ranging from watt-and multiwatt-level fiber lasers to nanowatt …

Rare earth-doped glass whispering gallery mode micro-lasers

G Frigenti, S Berneschi, D Farnesi, S Pelli… - … Physical Journal Plus, 2023 - epjplus.epj.org
We review the works performed on whispering gallery mode (WGM) micro-optical resonators
made in rare-earth (RE) doped glasses for implementing low threshold and narrow line …

Design of praseodymium-doped chalcogenide micro-disk emitting at 4.7 µm

G Palma, MC Falconi, F Starecki, V Nazabal, J Ari… - Optics …, 2017 - opg.optica.org
A compact amplifier based on chalcogenide Pr^ 3+-doped micro-disk coupled to two ridge
waveguides is designed and refined by means of a home-made computer code. The gain …

2 μm Laser generation and amplification based on dual Tm3+-doped high-Q silica microsphere using an ASE light source for pumping

YT Huang, Q Xu, S Peng, CH Xu, TD Liao - Optics & Laser Technology, 2022 - Elsevier
A dual Tm 3+-doped silica microsphere-tapered optical fiber (TDSM-TOF) structure was
proposed to excite 2 μm whispering gallery mode (WGM) laser generation and amplification …

Fabrication and characterization of Tm3+-Ho3+ co-doped tellurite glass microsphere lasers operating at∼ 2.1 μm

Z Yang, Y Wu, K Yang, P Xu, W Zhang, S Dai, T Xu - Optical Materials, 2017 - Elsevier
Abstract We used a Tm 3+-Ho 3+ co-doped tellurite glass as the laser medium to build active
microsphere laser resonators. A droplet method is implemented and hundreds of high …

Long period grating-based fiber coupling to WGM microresonators

F Chiavaioli, D Laneve, D Farnesi, MC Falconi… - Micromachines, 2018 - mdpi.com
A comprehensive model for designing robust all-in-fiber microresonator-based optical
sensing setups is illustrated. The investigated all-in-fiber setups allow light to selectively …

[HTML][HTML] Er3+ doped tellurite whispering gallery mode microlasers in 1.5 μm–1.61 μm wavelength region generated by 0.98 μm and 1.48 μm pump lasers

ST Thalakkal, D Ristić, GN Conti, S Pelli, G Frigenti… - Optical Materials: X, 2023 - Elsevier
In this paper, we demonstrate Er 3+ doped tellurite single and multi-mode microlasers in 1.5
μm–1.6 μm wavelength range fabricated via the plasma torch method. It is a simple and cost …

Compound glass microsphere resonator devices

J Yu, E Lewis, G Farrell, P Wang - Micromachines, 2018 - mdpi.com
In recent years, compound glass microsphere resonator devices have attracted increasing
interest and have been widely used in sensing, microsphere lasers, and nonlinear optics …

Up-Conversion Luminescence and C-Band Laser in Er3+-Doped Fluorozirconate Glass Microsphere Resonator

H Zhao, X Wang, R Wang, A Li, W Li… - IEEE Photonics …, 2019 - ieeexplore.ieee.org
Up-conversion luminescence and C-band microsphere laser output is reported for an Er 3+-
doped ZrF4-BaF2-YF3-AlF3 (ZBYA) fluorozirconate glass microsphere. The microsphere …