[3] Shinde A A, Prasad R K. IJEST, 2011, 3(12): 8325.
[4] Huang Zhenhao, Hao Changning, Zhang Linlin, et al. Proc. of SPIE, 2012, 81931: 81931O-1.
[5] Jaspreet Kaur, Jagdish Kumar, Sardana H K, et al. International Conference on Optics and Photonics, 2009.
[6] Yang Yue, Chen Wenliang, Shi Zhenzhi, et al. Chinese Optics Letters, 2010, 8(4): 421.
[7] Miguel Pleitez, Hermann von Lilienfeld-Toal, Werner Mntele. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 2012, 85: 61.
[8] Welford W T, Winston R. The Optics of Nonimaging Concentrators. New York: Academic Press, 1978.
[9] Kara A Shell, Scott A Brown, Mark A Schuetz, et al. Proc. of SPIE, 2011, 8108: 81080A-1.
[10] Roland Winston. Journal of Photonics for Energy, 2012, 2: 025501-1.
[12] Segal A, Epstein M. Proc. of SPIE, 2009, 7423: 74230H-1.
[14] Kenji Iino, Katsuhiko Maruo, Hidenobu Arimoto, et al. Optical Review, 2003, 10(6): 600.
