We present a lens-to-waveguide structure, employing a lens array and tapered channel waveguides. It eliminates decoupling losses for 100% design efficiency, providing up to 5000x concentration under 0.26° incidence angle.
© 2013 OSA
Y. Liu, R. Huang, and C. K. Madsen, "A Lens-to-Channel Waveguide Solar Concentrator," in Renewable Energy and the Environment, OSA Technical Digest (online) (Optical Society of America, 2013), paper RT3D.1.
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