D. K. de Boer, A. J. Ras, B. Viswanathan, and H. Zahn, "Performance of Flat and Bent Luminescent Concentrators,"
in Renewable Energy and the Environment Optics and Photonics Congress,
OSA Technical Digest (online)
(Optical Society of America, 2012), paper ST2A.2.
Flat and bent 100x100 mm2 prototype luminescent solar concentrators were made and their performance was evaluated at various angles of incidence. The measured efficiencies are 0.029 (flat) and 0.024 (bent).