Optical properties of asymmetric coupled CuCl microcavities Tomoya Okude, Goro Oohata, Shingo Yoshino, YongGu Shim, Hajime Ishihara and Kohji Mizoguchi Eur. Phys. J. B, 86 4 (2013) 143 Published online: 10 April 2013 DOI: 10.1140/epjb/e2013-30612-8