Effect of dip in the referctive index on the cut-off frequency of a single-mode fibre

Cut-off frequency in radially inhomogeneous single-mode fibre

1977 • 71 citations

Determination of core diameter and refractive-index difference of single-mode fibres by observation of the far-field pattern

1976 • 40 citations

Special issue paper. Optical fibres based on phosphosilicate glass

1976 • 29 citations