DAMOP 2021 – Virtual meeting

June 2021: Meet us online in the 52nd Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics, May 31 – June 4, 2021


Tinsley, Penttinen, et al 2021 arXiv:
Watt-level blue light for precision spectroscopy, laser cooling and trapping of strontium and cadmium atoms

Watt-level blue light for precision spectroscopy, laser cooling and trapping of strontium and cadmium atoms Jonathan N. Tinsley, Satvika Bandarupally, Jussi-Pekka Penttinen, Shamaila Manzoor, Sanna Ranta, Leonardo Salvi, Mircea Guina, Nicola Poli Abstract High-power and narrow-linewidth laser light is a

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VEXLUM launches new product line of visible single-frequency lasers

February 2021: VEXLUM is launching a new product line of single-frequency visible lasers – called VALO SHG SF. VALO SHG SF utilizes efficient intracavity second harmonic generation and is developed on the same tested turn-key VECSEL platform as our near-infrared

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PHOTONICS+ Virtual Exhibition and Conference

Feb 2021: Vexlum will be exhibiting at the EPIC PHOTONICS+ virtual exhibition and present new product launches. 17 + 18 February 2021


Vexlum featured in the Quantum Daily magazine

Tampere University Spin-off To Impact Quantum Technology, Medicine & Industry


19 May 2020 – Vexlum in EPIC Online Technology Meeting on Quantum Computing

May 2020: Join the conversation about Photonics in Quantum Computing and Quantum Key Distribution, including Vexlum and many others. Tuesday 19 May 2020 at 15:00 CEST LIVE on https://lnkd.in/gExMpdi


Vexlum showcased as the startup of the week in leading technical magazine in Finland

May 2020: Vexlum was showcased as the startup of the week in Tekniikka&Talous, a Finnish Technology&Business magazine covering local and global news on business, innovation, science and technology. See the story here (in Finnish).


Burd, Penttinen, et al 2020 arXiv:
VECSEL systems for quantum information processing with trapped beryllium ions

VECSEL systems for quantum information processing with trapped beryllium ions S. C. Burd, J.-P. Penttinen, P.-Y. Hou, H. M. Knaack, S. Ranta, M. Mäki, E. Kantola, M. Guina, D. H. Slichter, D. Leibfried, A. C. Wilson Abstract Two vertical-external-cavity surface-emitting

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Photonics West 2020

SPIE Photonics West (1- 6 February 2020, The Moscone Center, San Francisco, California, United States). Vexlum to discuss its strategy for developing VECSEL-based laser systems supporting wider adoption of the technology at the 10th Anniversary Panel of VECSEL conference: “Future

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Kaneda, Penttinen, et al 2019 Opt. Express:
Narrow-linewidth operation of folded 1178nm VECSEL with twisted-mode cavity

Narrow-linewidth operation of folded 1178nm VECSEL with twisted-mode cavity Yushi Kaneda, Michael Hart, Stephen H. Warner, Jussi-Pekka Penttinen, and Mircea Guina, “Narrow-linewidth operation of folded 1178nm VECSEL with twisted-mode cavity,” Opt. Express 27, 27267-27272 (2019) Abstract A vertical external-cavity surface-emitting

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