The development of planar chalcogenide glass waveguides leads the way toward integrated mid-infrared optics. As<sup>2</sup>S<sup>3</sup>waveguides fabricated by solution casting have a transmission loss of 9.47 dB/cm at 4.8µm.
© 2009 The Optical Society
C. Tsay, E. Mujagic, C. F. Gmachl, and C. B. Arnold, "Solution-Cast As<sup>2</sup>S<sup>3</sup>Raised Strip Waveguides for Integrated Mid-IR Optics," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CTuO2.
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