Elastic scattering from a sapphire microsphere placed on a silica optical fiber coupler: Possible applications to biosensingM.S. Murib, Y.O. Yılmaz, A. Demir, Ş. Işçi, T. Bilici, A. Kurt, P. Wagner and A. SerpengüzelEur. Phys. J. Special Topics, 223 10 (2014) 1995-2002DOI: https://doi.org/10.1140/epjst/e2014-02242-7