Riku Koskinen

Modelocked GaSb disk laser producing 384 fs pulses at 2 µm wavelength

A. Härkönen, Christian Grebing, J. Paajaste et al. · Electronics Letters · 2011 · 56 citations

Passively Q-switched Tm^3+, Ho^3+-doped silica fiber laser using a highly nonlinear saturable absorber and dynamic gain pulse compression

Samuli Kivistö, Riku Koskinen, J. Paajaste et al. · Optics Express · 2008 · 55 citations · Full text

Optical Pumping, Photonics, Nonlinear Saturable Absorber +14

High-power and broadly tunable GaSb-based optically pumped VECSELs emitting near 2μm

J. Paajaste, Soile Suomalainen, Riku Koskinen et al. · Journal of Crystal Growth · 2008 · 46 citations

Optical Pumping, Photonics, Engineering +8

Picosecond passively mode-locked GaSb-based semiconductor disk laser operating at 2μm

Antti Härkönen, J. Paajaste, Soile Suomalainen et al. · Optics Letters · 2010 · 36 citations

Optical Materials, Engineering, Laser Science +20

GaSb‐based semiconductor saturable absorber mirrors for mode‐locking 2 µm semiconductor disk lasers

J. Paajaste, Soile Suomalainen, Riku Koskinen et al. · Physica status solidi. C, Conferences and critical reviews/Physica status solidi. C, Current topics in solid state physics · 2011 · 30 citations

Engineering, Laser Science, Laser Applications +18