Author Description

This Spotlight provides a comprehensive introduction to the research history and leading-edge studies of mid-infrared germanium photonics. Topics include waveguides, grating couplers, microresonators, photonic crystal waveguides and cavities, photonic integrated circuits, and applications in information science, nonlinear optics, and biochemical sensing. The text is intended as a useful reference for beginners and experts in the integrated optics community.