Near-unity broadband absorption designs for semiconducting nanowire arrays via localized radial mode excitation Katherine T. Fountaine,1,2* Christian G. Kendall,2 and Harry A. Atwater 2,3 1
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Division of Chemistry & Chemical Engineering, California Institute of Technology, Pasadena, CA 91125, USA 2 Joint Center for Artificial Photosynthesis, California Institute of Technology, Pasadena, CA 91125, USA Department of Applied Physics & Materials Science, California Institute of Technology, Pasadena, CA 91125, USA *[email protected]
Abstract: We report design methods for achieving near-unity broadband light absorption in sparse nanowire arrays, illustrated by results for visible absorption in GaAs nanowires on Si substrates. Sparse (
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Division of Chemistry & Chemical Engineering, California Institute of Technology, Pasadena, CA 91125, USA 2 Joint Center for Artificial Photosynthesis, California Institute of Technology, Pasadena, CA 91125, USA Department of Applied Physics & Materials Science, California Institute of Technology, Pasadena, CA 91125, USA *[email protected]
Abstract: We report design methods for achieving near-unity broadband light absorption in sparse nanowire arrays, illustrated by results for visible absorption in GaAs nanowires on Si substrates. Sparse (
