Hill, Penttinen, et al 2022 arXiv:
“Intra-Cavity Frequency-Doubled VECSEL System for Narrow Linewidth Rydberg EIT Spectroscopy”

Intra-Cavity Frequency-Doubled VECSEL System for Narrow Linewidth Rydberg EIT Spectroscopy Joshua C. Hill, William K. Holland, Paul D. Kunz, Kevin C. Cox, Jussi-Pekka Penttinen, Emmi Kantola, David H. Meyer Vertical external-cavity surface-emitting lasers (VECSELs) augmented by intra-cavity nonlinear optical frequency

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VEXLUM will exhibit at DAMOP 2022

The 53rd annual meeting of the American Physical Society Division of Atomic and Molecular Optical Physics (DAMOP) is taking place from May 30  – June 3, 2022 at the Rosen Centre Hotel in Orlando, Florida. We are exhibiting our single-frequency

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VEXLUM exhibiting at the Laser World of Photonics München

VEXLUM is exhibiting at the Laser World of Photonics, Messe München Germany April 26 – 29, 2022 • World of Quantum A4.150


Vexlum part of the team Finland quantum delegation to India

India April 18-22, 2022: Vexlum Executive Chairman and CSO Mircea Guina participated in the high-level business delegation to India led by Mr. Mika Lintilä, Minister of Economic Affairs, marking the start of comprehensive cooperation with leading R&D players in the

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VEXLUM part of the State of Colorado & Government of Finland partnership to create new collaborative quantum opportunities

DENVER Feb 15th 2022, Colorado Governor Jared Polis and and the Government of Finland signed a Memorandum of Understanding (MOU) to create collaborative opportunities regarding bilateral foreign direct investment, bilateral research and development projects, and company exchanges and expansion opportunities.

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VEXLUM presenting at SPIE Photonics West

VEXLUM is presenting at SPIE Photonics West, San Francisco 26 January 2022 • 10:30 AM – 11:20 AM PST | Room 214 (Level 2 South) Vertical External Cavity Surface Emitting Lasers (VECSELs) XI Progress of commercial single-frequency VECSELs for quantum

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A major project brings together Finnish industry and research for quantum technology development

VEXLUM is excited to be part of new developments in the field of Finnish Quantum Technology. A new research project has been launched to accelerate the progress of Finnish quantum technology. The QuTI project, coordinated by VTT Technical Research Centre

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Business Tampere start-up study highlights Vexlum as one of the strongest start-ups in Tampere region

A Business Tampere study highlights Vexlum as one of the strongest start-ups in Tampere region. Please find the survey download in English and Finnish behind this link: https://fal.cn/3jlCq


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 Opt. Express:
“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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