Journal ArticleDOI
Ytterbium-doped Y2O3 nanoparticle silica optical fibers for high power fiber lasers with suppressed photodarkening
S. Yoo,M.P. Kalita,Alexander J. Boyland,Andrew S. Webb,R.J. Standish,Jayanta K. Sahu,Mukul Chandra Paul,Sumita Das,Shyamal Kumar Bhadra,Mrinmay Pal +9 more
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TLDR
In this paper, a Yb-doped Y2O3 (or Y3Al5O12) nanoparticle silica fiber developed by conventional fiber fabrication technique is reported.About:
This article is published in Optics Communications.The article was published on 2010-09-15. It has received 38 citations till now. The article focuses on the topics: Photodarkening & Plastic-clad silica fiber.read more
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Journal ArticleDOI
High power fiber lasers: current status and future perspectives [Invited]
TL;DR: This paper reviews the current state of the art in terms of continuous-wave and pulsed performance of ytterbium-doped fiber lasers, the current fiber gain medium of choice, and by far the most developed in Terms of high-power performance.
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Recent advances in soft optical glass fiber and fiber lasers
TL;DR: In this article, the basic requirements for the rare-earth (RE) ions and host matrix material for obtaining efficient NIR-MIR laser output, a review of the background of processing fundamentals on the fabrication and characterization for newly developed soft optical glass fibers, an outline of the key issues of platinum removal and the dehydration technique, effective doping of RE, and low splicing loss together with the recent theoretical and experimental results.
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Materials for optical fiber lasers: A review
TL;DR: The relevance of the material in high power fiber laser technologies is reviewed, and where appropriate, materials-based paths to the enhancement of laser performance will be underscored.
Journal ArticleDOI
Structural and Thermo‐Mechanical Properties of Nd: Y2O3 Transparent Ceramics
Lei Zhang,Wei Pan +1 more
TL;DR: In this paper, the Nd: Y2O3 (Nd: 0.5-5.0 ) transparent ceramics were fabricated by vacuum sintering.
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Feasibility study of Yb:YAG-derived silicate fibers with large Yb content as gain media
TL;DR: In this article, spectroscopic measurements and amplifier experiments on a new type of Yb-doped glass optical fiber derived from Yb:YAG crystal rods are presented.
References
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Journal ArticleDOI
Ytterbium-doped large-core fiber laser with 1.36 kW continuous-wave output power
TL;DR: A highly-efficient cladding-pumped ytterbium-doped fiber laser generating 1.36 kW of continuous-wave output power at 1.1 mum with 83% slope efficiency and near diffraction-limited beam quality is demonstrated.
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Solution-doping technique for fabrication of rare-earth-doped optical fibres
TL;DR: In this article, a solution-doping technique for the reproducible fabrication of low-loss optical fibres containing up to 4000 parts in 106 rare-earth ions is described.
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Efficient Yb laser fibers with low photodarkening by optimization of the core composition
TL;DR: The correlation of the PD loss with the NIR-excited cooperative luminescence encourages the supposition that cooperative energy transfer from excited Yb(3+) ions to the atomic defect precursors in the core glass enables the formation of color centers in the pump-induced PD process.
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Measuring photodarkening from single-mode ytterbium doped silica fibers.
TL;DR: A fast, simple and repeatable method to measure and compare the photodarkening rate caused by the formation of photoinduced structural transformations from Yb-doped single-mode fibers is presented.
Journal ArticleDOI
Photodarkening in Yb-doped aluminosilicate fibers induced by 488 nm irradiation
S. Yoo,Chandrajit Basu,Alexander J. Boyland,Collin Sones,Johan Nilsson,Jayanta K. Sahu,David N. Payne +6 more
TL;DR: In this paper, the photodarkening of Yb-doped aluminosilicate fibers by continuous wave 488 nm irradiation was investigated and the irradiation induced significant excess loss in the UV-visible spectroscopy (VIS) region in Ybdoped Al-O 2.