Observation of Landau energy levels in strained photonic crystal spectra. a, Experimentally measured band structure of the unstrained honeycomb pattern, showing the Dirac point b, Measured band structure of the …
Wang, Z., Chong, Y., Joannopoulos, JD and Soljai, M. Observation of one-way backscattering immune topological electromagnetic states. nature Chapter 461772775 (2009). ArticleADS Google Scholar Kane, CL & Mele, EJ Size, …
Earlier this month, a woman was killed by a shark while paddling in the Bahamas. CNN reports. deadly shark attack This phenomenon is extremely rare but remains a real concern …