July 2019: We are exhibiting at NACTI, the 2nd North American Conference on Trapped Ions (22-26 July 2019, MD, USA, http://nacti2019.umd.edu). Trapped ions are currently the most promising way in creating quantum computers, and we are in the forefront of the quantum
June 2019: We are exhibiting in LWOP19, the Laser World of Photonics 2019 trade fair (24-27 June, Messe München, https://world-of-photonics.com/index-2.html). Come to see our laser platform at the Photonics Finland Pavilion B3.127! We are also presenting in the CLEO Europe
June 2019: Welcome to L4AO-13, the 13th Annual Workshop on Laser Technology and Systems for Adaptive Optics (7-8 June 2019, Québec City, Canada – http://l4ao.lbto.org). We will be presenting our most recent results with high power Semiconductor Guidestar Lasers. Come
February 2019: VEXLUM is presenting VALO SF – Single-frequency VECSEL plarform at Photonics West Conference in San Francisco. Vexlum CEO Jussi-Pekka Penttinen will give technical presentation “Development of commercial high power single-frequency VECSELs” [10901-27] on Wednesday 6th of February in
Kantola et al 2018 Electronics Letters: “72-W vertical-external-cavity surface-emitting laser with 1180-nm emission for laser guide star adaptive optics”
72-W vertical-external-cavity surface-emitting laser with 1180-nm emission for laser guide star adaptive optics E. Kantola, J.-P. Penttinen, S. Ranta, and M. Guina, Electronics Letters, 54(19), 1135-1137 (2018) Abstract We report a high-power optically-pumped vertical-external-cavity surface-emitting laser emitting at around 1180
Press release: January 30, 2018 – Operation of VEXLUM Ltd was announced at Photonics West Conference in San Francisco, CA
Press release: January 30, 2018 – Operation of VEXLUM Ltd was announced at Photonics West Conference in San Francisco, CA VEXLUM Ltd announced its operation at SPIE Photonics West Conference, the largest photonics science and technology forum held in San
January 2018: VEXLUM to be introduced at Photonics West Conference in San Francisco. Meet us at Photonics Finland Pavilion #4365.
September 2017: VEXLUM signs technology transfer agreement with Tampere University of Technology, Finland.
Guina et al 2017 J. Phys. D: Appl. Phys.:“Optically pumped VECSELs: review of technology and progress”
Optically pumped VECSELs: review of technology and progress M. Guina, A. Rantamäki, and A. Härkönen, J. Phys. D: Appl. Phys. 50 383001 (2017) Abstract Vertical-external-cavity surface-emitting lasers (VECSELs) are the most versatile laser sources, combining unique features such as wide
Burd, Penttinen, et al 2016 Optica:“VECSEL systems for the generation and manipulation of trapped magnesium ions”
VECSEL systems for the generation and manipulation of trapped magnesium ions S. C. Burd, D. T. C. Allcock, T. Leinonen, J. P. Penttinen, D. H. Slichter, R. Srinivas, A. C. Wilson, R. Jördens, M. Guina, D. Leibfried, and D. J.