Buffer layer between a planar optical concentrator and a solar cell

Buffer layer between a planar optical concentrator and a solar cell Manuel E. Solano,1 Greg D. Barber,2,3 Akhlesh Lakhtakia,4 Muhammad Faryad,5 Peter B. Monk,6 and Thomas E. Mallouk3 1Departamento de Ingeniería Matemática and CI2 MA, Universidad de Concepción, Concepción, Casilla 160-C, Chile 2Penn State Institute of Energy and the Environment, Pennsylvania State University, University Park, PA 16802, USA 3Department of Chemistry, Pennsylvania State University, University Park, PA 16802, USA 4Department of Engineering Science and Mechanics, Pennsylvania State University, University Park, PA 16802, USA 5Department of Physics, Lahore University of Management Sciences, Lahore 54792, Pakistan 6Department of Mathematical Sciences, University of Delaware, Newark, DE 19716, USA