Optical properties of asymmetric coupled CuCl microcavitiesTomoya Okude, Goro Oohata, Shingo Yoshino, YongGu Shim, Hajime Ishihara and Kohji MizoguchiEur. Phys. J. B, 86 4 (2013) 143DOI: https://doi.org/10.1140/epjb/e2013-30612-8