Raymond K. Kostuk

Professor, University of Arizona

Raymond K. Kostuk is a professor in the Electrical and Computer Engineering Department and the College of Optical Sciences at the University of Arizona, Tucson, AZ. 

(Courtesy of Prism Solar Technologies)
FIGURE 1. Holographic film (left), when used in a planar concentrator, collects light in areas not populated with PV cells (above). A mono-facial module design uses 50% less silicon than a conventional panel (right).

OPTICS FOR SOLAR ENERGY: Holographic planar concentrator increases solar-panel efficiency

Dec. 1, 2008
In a holographic planar concentrator, holographic film diffracts usable frequencies of sunlight, and guides that energy toward strips of solar cells, resulting in a solar module...