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Towards high-power mid-infrared emission from a fibre laser
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TLDR
In this article, a review summarizes the different rare-earth cations and host materials used in mid-infrared fiber laser technology, and discusses the future applications and challenges for the field.Abstract:
Fibre lasers in the mid-infrared regime are useful for a diverse range of fields, including chemical and biomedical sensing, military applications and materials processing. This Review summarizes the different rare-earth cations and host materials used in mid-infrared fibre laser technology, and discusses the future applications and challenges for the field.read more
Citations
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Optical spectroscopy studies of Ho/Yb co-doped yttrium lanthanum oxide transparent ceramics
TL;DR: In this article, the Ho3+/Yb3+ co-doped (Y0.9La0.1)2O3 ceramics were prepared by conventional ceramic processing and optical properties were investigated.
Journal ArticleDOI
High Power Cascaded Erbium Doped Fluoride Fiber Laser at Room Temperature
TL;DR: In this paper, a high power diode-cladding-pumped cascaded erbium doped fluoride fiber laser at room temperature was demonstrated, achieving an output power of 15.2 W centered at 2.885 W at a slope efficiency of 26.7% after the onset of cascaded transition centered at 1.613
Journal ArticleDOI
Cladding-pumped Raman fiber laser with 0.78% quantum defect enabled by phosphorus-doped fiber
Xiao Ying Ma,Jiangming Xu,J. Ye,Yang Zhang,Liangjin Huang,Tianfu Yao,Jinyong Leng,Zhiyong Pan,Pu Zhou +8 more
TL;DR: In this paper , a cladding-pumped Raman fiber laser (RFL) with less than 1% quantum defect was proposed and demonstrated, and the output power was scaled to 47.7 W with a QD of 1.29%.
Journal ArticleDOI
High content Er3+ doped ZBLAN glass: The spectral characteristics and high slope efficiency MIR laser investigation
Haotian Gan,Kelun Xia,Yiming Gui,Xusheng Zhang,Na Zeng,Zhenfei Cao,Xunsi Wang,Shixun Dai,Zijun Liu +8 more
TL;DR: In this article, a ZBLAN glass with high content of Er3+ was prepared and studied, and the intrinsic emission spectrum and lifetime of the sample were obtained without the influence of sub-absorption.
Development of dual-wavelength pumped mid-infrared fibre laser
TL;DR: In this article, a dual-wavelength pumping (DWP) scheme was proposed for the Er3+ ion doped ZBLAN glass gain medium to improve the Stokes efficiency.
References
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Journal ArticleDOI
Optical Constants of Water in the 200-nm to 200-microm Wavelength Region.
George M. Hale,Marvin R. Querry +1 more
TL;DR: Extinction coefficients k(lambda) for water at 25 degrees C were determined through a broad spectral region by manually smoothing a point by point graph of k( lambda) vs wavelength lambda that was plotted for data obtained from a review of the scientific literature on the optical constants of water.
PatentDOI
Quantum cascade laser
TL;DR: In this paper, the authors proposed a quantum cascade laser consisting of a gain region (14) consisting of several layers (20) each including: alternating strata of a first type (28) defining each AllnAs quantum barrier and strata with injection barriers interposed between two of the layers.
Journal ArticleDOI
Laser beam combining for high-power, high-radiance sources
TL;DR: In this paper, the authors provide an overview of beam combining and highlight some of the tradeoffs among beam-combining techniques, including wavelength (spectral) and coherent (phased array) techniques.
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.
Journal ArticleDOI
Evaluation of glass-forming tendency by means of DTA
TL;DR: In this paper, a simple method is described that makes possible fast evaluation of glass-forming tendency on the basis of relative position of the recrystallization, transformation and melting temperatures.