'A'

Title: Wavelength-switchable La-codoped bismuth-based erbium-doped fiber ring laser

Author(s): Liu HL, Tam HY, Chung WH, Wai PKA, Sugimoto N

Source: IEEE PHOTONICS TECHNOLOGY LETTERS 17 (5): 986-988 MAY 2005

Authors' addresses:

Hong Kong Polytech Univ, Dept Elect Engn, Photon Res Ctr, Kowloon, Hong Kong Peoples R China

Asahi Glass Co Ltd, Yokohama, Kanagawa 2218755 Japan



'B'

Title: Wavelength-switchable erbium-doped fiber ring laser using spectral polarization-dependent loss element

Author(s): Lee YW, Lee B

Source: IEEE PHOTONICS TECHNOLOGY LETTERS 15 (6): 795-797 JUN 2003