1. See e.g., C. Kittel, Introduction of Solid State Physics, (5th Edition, Wiley, 1976) Ch. 7.
2. See the proceedings of the NATO ARW, Photonic Band Gaps and Localization, ed. by C. M. Soukoulis, (Plenum, N.Y., 1993); Photonic Band Gap Materials, ed. by C. M. Soukoulis, NATO ASI, Series E, vol. 315.
3. For a recent review see the special issue of J. of Lightwave Technology 17, 1928-2207 (1999); and J. D. Joannopoulos, R. D. Mead, and J. N. Winn Photonic Crystals, (Princeton, 1995).
4. E. M. Purcell, Phys. Rev.
69, 681 (1946).
5. E. Yablonovitch, Phys. Rev. Lett.
58, 2059 (1987).