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List of works by Heikki Virtanen

1180 nm GaInNAs quantum well based high power DBR laser diodes

Distributed feedback lasers with alternating laterally coupled ridge-waveguide surface gratings.

scientific article published in August 2017

Dual-mode DFB laser diodes with apodized surface gratings

scientific article published on 01 June 2018

GaSb superluminescent diodes with broadband emission at 2.55 μm

High-Power 1.5- $\mu$ m Broad Area Laser Diodes Wavelength Stabilized by Surface Gratings

High-Power 1180-nm GaInNAs DBR Laser Diodes

Spectral Characteristics of Narrow-Linewidth High-Power 1180 nm DBR Laser With Surface Gratings

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