B. Graf

A superluminescent diode at 1.3 /spl mu/m with very low spectral modulation

J. Epler, H. Sigg, H. Lehmann, 1994 .

Diode A S uperluminescen t with Very Low Spectral Modulation

J. Epler, H. Sigg, H. Lehmann, 1994 .

Magnetron Dry Etching for Photonic Device Fabrication

Hans Zappe, R. Widmer, Hans W. Lehmann, 1993 .

Extremely smooth sidewalls for GaAs/AlGaAs ridge waveguides

J. Epler, H. Zappe, H. Lehmann, 1993 .