We report theoretical and experimental observation of radiationless bound states
in the continuum (BIC) in waveguiding anisotropic structures. BICs may have all
possible polarizations and be the only possible boundstates in the structure.
Gomis, J., Artigas, D., Pujol-Closa, P., Torner, L. Bound states in the continuum in anisotropic structures. A: Conference on Lasers & Electro-Optics / European Quantum Electronics Conference. "2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference". Munich: Institute of Electrical and Electronics Engineers (IEEE), 2017, p. 1.