--- title: UV Laser | Pushing Laser Technology to Deep-UV Wavelengths description: Explore cutting-edge UV laser technology, enabling deep-UV light sources for various applications. Discover our integrated platforms and collaborations. image: https://uvlaser.org/hubfs/SiN%20chip.jpg --- [Skip to content](https://uvlaser.org#main-content) [![UV Laser logo (1)-1](https://uvlaser.org/hs-fs/hubfs/UV%20Laser%20logo%20(1)-1.png?width=400&height=102&name=UV%20Laser%20logo%20(1)-1.png) ![UV Laser logo (1)-1](https://uvlaser.org/hs-fs/hubfs/UV%20Laser%20logo%20(1)-1.png?width=400&height=102&name=UV%20Laser%20logo%20(1)-1.png)](https://uvlaser.org) [Get Connected](https://uvlaser.org/get-connected?hsLang=en) - [Home](https://uvlaser.org) - [Latest News](https://uvlaser.org/uv-laser-news) - [Frequency Converter Chip](https://uvlaser.org/frequency-converter-chip) - [Purchasing](https://uvlaser.org/purchasing) - [Contact](https://uvlaser.org/contact-us) # Pushing laser technology toward deep-UV wavelengths, Integrated frequency conversion with massive bandwidth, Wafer scale compatibility , Leveraging decades of laser advancements #### Leveraging groundbreaking developments within diode laser technology and photonic integration. We seek to expand the range of compact, affordable solid-state light sources far down to the deep-UV spectrum. ##### Learn more today ## Taking nonlinear optics to integrated platforms Since the 60’s the peculiar nonlinear effects of certain materials have allowed for conversion and mixing of laser wavelengths, but typically in big laboratory systems. We are bringing this technology to wafer-scale production of photonic integrated circuits, enabling complex phenomena on a scalable platform. Using our platform, existing excellent laser diodes commercially available at visible wavelengths can be converted to UV wavelengths with great flexibility. ![3D rendering](https://uvlaser.org/hubfs/3D%20rendering.jpg)   ## UV Laser Target Applications ![data1](https://uvlaser.org/hs-fs/hubfs/data1.jpg?width=1080&height=784&name=data1.jpg)   Deep UV lasers with wavelengths shorter than 280 nm have found many promising applications in various fields such as biomedical and environmental sensing, sterilization of medical tools, sensing of hazardous gases, precision photolithography, UV Raman spectroscopy, and disinfection for the inactivation of pathogens.  ![data2](https://uvlaser.org/hs-fs/hubfs/data2.jpg?width=1080&height=904&name=data2.jpg)   ### With our technology, we foresee advancements in... ![mikroskob](https://uvlaser.org/hubfs/mikroskob.svg) #### Deep-UV spectroscopy (fluorescence microscopy biomedical)   ![2-1](https://uvlaser.org/hs-fs/hubfs/2-1.png?width=40&height=40&name=2-1.png) #### Mixing to reach unobtainable wavelength ![3-svg](https://uvlaser.org/hs-fs/hubfs/3-svg.png?width=40&height=40&name=3-svg.png) #### Flow Cytometers   ![4-svg](https://uvlaser.org/hs-fs/hubfs/4-svg.png?width=40&height=40&name=4-svg.png) #### Quantum technologies   ## Scientific publications #### [Continuous-wave second-harmonic generation in the far-UVC pumped by a blue laser diode. ](https://doi.org/10.1038/s41598-024-53144-7) Eric J. Stanton, Peter Tønning, Emil Z. Ulsig, Stig Calmar, Maiya A. Bourland, Simon T. Thomsen, Kevin B. Gravesen, Peter Johansen and Nicolas Volet  Published in Scientific Reports  **14**, 3238 (2024).   *Demonstration of our novel approach to integrated frequency conversion spanning an unprecedented wavelength range enabling conversion of both pulsed and continuous wave pump lasers. The paper presents a brief overview of the underlying novel theory before presenting extensive data from the first-ever realization of such a system integrated wavelength conversion.*  #### [Walk-off effect in nonlinear crystals suitable for UVC generation. ](https://doi.org/10.1117/12.2581674) Nicolas Volet, Emil Z. Ulsig, Iterio Degli-Eredi, Peter Tønning, Eric J. Stanton  Proceedings Volume 11670, Nonlinear Frequency Generation and Conversion: Materials and Devices; 116701O (2021)     *A deep dive into the materials available for SHG towards Far UVC wavelengths. The paper highlights BBO as the most promising candidate and elaborates on the interaction strength, phase-matching criterium and the resultant walk-off in bulk crystals.*   #### [Design study of efficient far-UVC second-harmonic generation using an integrated approach. ](https://doi.org/10.1117/12.2592408) Emil Z. Ulsig, Nicolas Volet  Proceedings Volume 11770, Nonlinear Optics and Applications XII; 117700P (2021)      *Theoretical study on the feasibility of Far UVC generation in BBO waveguides attaining phase matching through engineering of the effective refractive index of the fundamental mode of the pump in the waveguide. *  ![Blue Laser coupling - square](https://uvlaser.org/hubfs/Blue%20Laser%20coupling%20-%20square.jpg) ![Fab Wafer Cleaning square](https://uvlaser.org/hubfs/Fab%20Wafer%20Cleaning%20square.jpg) ![Laser blue - square](https://uvlaser.org/hubfs/Laser%20blue%20-%20square.jpg) ### Partners and collaborators  We are proud to have a diverse range of visionary partners and collaborators. Together, we work towards unlocking the full potential of our technology. Since our foundation, we have actively participated in and led multiple publicly funded projects to explore further and advance our technology and its applications.   [![logo-epfl-1](https://uvlaser.org/hs-fs/hubfs/logo-epfl-1.png?width=200&height=60&name=logo-epfl-1.png)](https://www.epfl.ch/en/) [![ecode](https://uvlaser.org/hs-fs/hubfs/ecode.png?width=200&height=70&name=ecode.png)](https://emodephotonix.com/) [![IUVA_Logo](https://uvlaser.org/hs-fs/hubfs/IUVA_Logo.png?width=200&height=134&name=IUVA_Logo.png)](https://www.iuva.org/) [![aulogo-dk-var1-blaa (1)](https://uvlaser.org/hs-fs/hubfs/aulogo-dk-var1-blaa%20(1).png?width=200&height=83&name=aulogo-dk-var1-blaa%20(1).png)](https://international.au.dk/) [![epic-logo-long-form-1674563359](https://uvlaser.org/hs-fs/hubfs/epic-logo-long-form-1674563359.png?width=200&height=76&name=epic-logo-long-form-1674563359.png)](https://epic-assoc.com/) [![Danmarks_Tekniske_Universitet_(logo).svg (1)](https://uvlaser.org/hs-fs/hubfs/Danmarks_Tekniske_Universitet_(logo).svg%20(1).png?width=138&height=200&name=Danmarks_Tekniske_Universitet_(logo).svg%20(1).png)](https://www.dtu.dk/english/) ### Funding   [![Eurostars_Logo](https://uvlaser.org/hs-fs/hubfs/Eurostars_Logo.png?width=268&height=200&name=Eurostars_Logo.png)](https://www.eurekanetwork.org/countries/denmark/eurostars/) [![Innovationsfonden_en-svg](https://uvlaser.org/hs-fs/hubfs/Innovationsfonden_en-svg.png?width=1808&height=200&name=Innovationsfonden_en-svg.png)](https://innovationsfonden.dk/da) [![Eurostars_Logo](https://uvlaser.org/hs-fs/hubfs/Eurostars_Logo.png?width=268&height=200&name=Eurostars_Logo.png)](https://www.eurekanetwork.org/countries/denmark/eurostars/) [![Innovationsfonden_en-svg](https://uvlaser.org/hs-fs/hubfs/Innovationsfonden_en-svg.png?width=1808&height=200&name=Innovationsfonden_en-svg.png)](https://innovationsfonden.dk/da) ##### UV L A/S UV L A/S Søren Frichs Vej 50 8230 Aabyhøj Denmark E: [info@uvlaser.org](mailto:info@uvlaser.org) P: +45 20 90 71 30 ##### Sign up for our newsletter Sign up for our newsletter [![UV Laser logo (1)-1](https://uvlaser.org/hs-fs/hubfs/UV%20Laser%20logo%20(1)-1.png?width=400&height=102&name=UV%20Laser%20logo%20(1)-1.png)](https://uvlaser.org) - [Legal](https://uvlaser.org/terms-and-conditions) - [Privacy Policy](https://uvlaser.org/privacy-policy) © 2026 UV L A/S