Low Threshold Fiber Taper Coupled Silica Microsphere Laser in the 2 µm Wavelength Region

Atasi Pal; Shu Ying Chen; Shyamal Das; Archi Bhattacharya; Tong Sun; Ranjan Sen; K T V Grattan

CLEO/Europe and EQEC 2011 Conference Digest
OSA Technical Digest (CD) (Optica Publishing Group, 2011),
paper CJ_P10

Low Threshold Fiber Taper Coupled Silica Microsphere Laser in the 2 µm Wavelength Region

Atasi Pal, Shu Ying Chen, Shyamal Das, Archi Bhattacharya, Tong Sun, Ranjan Sen, and K T V Grattan

The European Conference on Lasers and Electro-Optics 2011

Munich Germany
22–26 May 2011
ISBN: 978-1-4577-0532-8

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A. Pal, S. Y. Chen, S. Das, A. Bhattacharya, T. Sun, R. Sen, and K. T. V. Grattan, "Low Threshold Fiber Taper Coupled Silica Microsphere Laser in the 2 µm Wavelength Region," in CLEO/Europe and EQEC 2011 Conference Digest, OSA Technical Digest (CD) (Optica Publishing Group, 2011), paper CJ_P10.

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Abstract

Thulium-doped silica microsphere laser with a significantly low threshold and an output of 0.8 mW at 1.94 µm has been demonstrated using a microsphere of 75 µm diameter fabricated from 1.3 wt% Tm-doped silica fiber.

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