H. Lang

Fabrication and lasing characteristics of λ=1.56 μm tunable twin-guide (TTG) DFB lasers

M. Amann, S. Illek, W. Thulke, 1990 .

Continuously tunable single-frequency laser diode utilising transverse tuning scheme

Markus-Christian Amann, W. Thulke, S. Illek, 1989 .