1. (1) S. Lal, S. Link, and N. J. Halas : “Nano-optics from sensing to waveguiding”, Nature photon., Vol. 1, No. 11, pp. 641-648 (2007)
2. (2) T. Baba : “Slow light in photonic crystals”, Nature photon., Vol. 2, No. 8, pp. 465-473 (2008)
3. (3) T. Endo, Y. Yanagida, and T. Hatsuzawa : “Colorimetric detection of volatile organic compounds using a colloidal crystal-based chemical sensor for environmental applications”, Sensor. Actuat. B-Chem., Vol. 125, No. 2, pp. 589-595 (2007)