Activities per year
- 30 results
Search results
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Optics Letters (Journal)
Viheriälä, J. (Reviewer)
6 Mar 2018Activity: Publication peer-review and editorial work › Reviewer of Scientific Journal
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Optics Letters (Journal)
Viheriälä, J. (Reviewer)
6 Sept 2017Activity: Publication peer-review and editorial work › Reviewer of Scientific Journal
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Optics Letters (Journal)
Viheriälä, J. (Reviewer)
1 Jan 2017 → …Activity: Publication peer-review and editorial work › Reviewer of Scientific Journal
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Development of GaSb superluminescent LEDs for programmable light source for gas sensing
Suomalainen, S. (Invited speaker), Viheriälä, J. (Speaker), Zia, N. (Speaker), Koskinen, R. (Speaker), Aho, A. (Speaker) & Guina, M. (Speaker)
2017Activity: Talk or presentation › Invited lecture
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Development of GaSb Superluminescent LEDs for Integrated Sensing Light Sources
Suomalainen, S. (Invited speaker), Viheriälä, J. (Speaker), Zia, N. (Speaker), Koskinen, R. (Speaker), Aho, A. (Speaker) & Guina, M. (Speaker)
2017Activity: Talk or presentation › Invited lecture
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High power 1550 nm tapered DBR laser fabricated using soft UV-nanoimprint lithography
Viheriälä, J. (Speaker)
21 Jun 2015 → 25 Jun 2015Activity: Talk or presentation › Conference presentation
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Semiconductor laser diodes with laterally-coupled ridge-waveguide surface gratings
Viheriälä, J. (Invited lecturer)
2014Activity: Talk or presentation › Invited lecture
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Development of gallium antimonide semiconductor lasers for mid-infrared wavelength range
Viheriälä, J. (Speaker)
2013Activity: Talk or presentation › Conference presentation
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GaInNAsSb/GaAs semiconductor optical amplifiers and laser diodes
Viheriälä, J. (Speaker)
2013Activity: Talk or presentation › Conference presentation
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GaInNAsSb/GaA semiconductor optical amplifiers and laser diodes
Viheriälä, J. (Speaker)
2013Activity: Talk or presentation › Conference presentation
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Development og gallium antimonide semiconductor lasers for mid-infrared wavelength range
Viheriälä, J. (Speaker)
2013Activity: Talk or presentation › Conference presentation
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High-Power GaSb Laser Diodes with Reduced Beam Divergence and Enhanced Temperature Performance
Viheriälä, J. (Speaker)
2013Activity: Talk or presentation › Conference presentation
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Increased laser modulation bandwidth by exploiting the photon-photon resonance
Viheriälä, J. (Speaker)
2012Activity: Talk or presentation › Conference presentation
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Dual-wavelength lasers for difference-frequency generation of THz radiation
Viheriälä, J. (Speaker)
2012Activity: Talk or presentation › Conference presentation
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Development of high-speed directly-modulated lasers employing photon-photon resonance
Viheriälä, J. (Speaker)
2011Activity: Talk or presentation › Conference presentation
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Nanophotonics-Extension - project
Viheriälä, J. (Speaker)
2010Activity: Talk or presentation › Conference presentation
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Selective growth of GaAs nanostructures and subsequent guided self-assembly of InAs quantum dots on nanoimprint lithography patterned SiO2/GaAs substrates
Viheriälä, J. (Speaker)
2010Activity: Talk or presentation › Conference presentation
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Nanoimprint lithography patterned GaAs templates for site-controlled InAs quantum dots
Viheriälä, J. (Speaker)
2010Activity: Talk or presentation › Conference presentation
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Narrow linewidth 894 nm distributed feedback lasers with laterally-coupled ridge-waveguide surface gratings fabricated using nanoimprint lithography
Viheriälä, J. (Invited lecturer)
2010Activity: Talk or presentation › Invited lecture
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894 nm distributed feedback lasers with laterally-coupled ridge surface gratings fabricated using nanoimprint lithography
Viheriälä, J. (Invited lecturer)
2010Activity: Talk or presentation › Invited lecture
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Laterally-coupled distributed feedback lasers fabricated using nanoimprint lithography
Viheriälä, J. (Invited lecturer)
2010Activity: Talk or presentation › Invited lecture
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Nanoimprint lithography patterned GaAs templates for site-controlled InAs quantum dots
Viheriälä, J. (Speaker)
2010Activity: Talk or presentation › Conference presentation
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DFB laser diodes fabricated using soft UV-nanoimprint lithography
Viheriälä, J. (Speaker)
2010Activity: Talk or presentation › Conference presentation
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High-bandwidth directly-modulated 1.3 µm DFB and DBR lasers with surface gratings
Viheriälä, J. (Speaker)
2010Activity: Talk or presentation › Conference presentation
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DFB laser diodes fabricated using soft UV-nanoimprint lithography
Viheriälä, J. (Speaker)
2008Activity: Talk or presentation › Conference presentation
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The Effect of Ga-Pulse Length on the Surface Morphology of the Ga-Pulse-Cleaned n-GaAs(100) Substrates For MBE
Viheriälä, J. (Speaker)
2007Activity: Talk or presentation › Conference presentation
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Structuring of compound semiconductors by nanoimprint lithography
Viheriälä, J. (Speaker)
2007Activity: Talk or presentation › Conference presentation
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Ion irradiation influence on optical properties of GaInNAs/GaAs quantum well material
Viheriälä, J. (Speaker)
2006Activity: Talk or presentation › Conference presentation
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Selective growth experiments on Gallium Arsenide (100) surfaces patterned using UV-Nanoimprint Lithography
Viheriälä, J. (Speaker)
2006Activity: Talk or presentation › Conference presentation
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Nanoimprint lithography on very small substrate: Fabrication of diffractive optical element on A facet of single-mode optical fiber
Viheriälä, J. (Speaker)
2006Activity: Talk or presentation › Conference presentation