AlGaAs-based vertical-external-cavity surface-emitting laser exceeding 4 W of direct emission power in the 740–790 nm spectral range
H Kahle, K Nechay, JP Penttinen, A Tukiainen, S Ranta… – Optics Letters, 2018 Abstract An optically pumped vertical-external-cavity surface-emitting laser (VECSEL) for direct emission in the 740–790 nm wavelength region is reported. The gain structure is based...Ultrafast dynamics in co-sensitized photocatalysts under visible and NIR light irradiation
J Patwari, A Chatterjee, S Sardar, P Lemmens, SK Pal – Physical Chemistry Chemical …, 2018 Abstract Co-sensitization to achieve a broad absorption window is a widely accepted technique in light harvesting nanohybrid synthesis. Protoporphyrin (PPIX) and squaraine...Partial photochemical oxidation was a dominant fate of Deepwater Horizon surface oil
Collin P. Ward, Charles M. Sharpless, David L. Valentine, Deborah P. French-McCay, Christoph Aeppli, Helen K. White, Ryan P. Rodgers, Kelsey M. Gosselin, Robert K. Nelson, and Christopher M. Reddy – Environmental Science & Technology 2018 52 (4), 1797-1805...Engineering an E. coli Near-Infrared Light Sensor
NTX Ong, EJ Olson, JJ Tabor – ACS Synthetic Biology, 2017 Abstract Optogenetics is a technology wherein researchers combine light and genetically engineered photoreceptors to control biological processes with unrivaled precision. Near-infrared (NIR) wavelengths...Alexandrite spectroscopic and laser characteristic investigation within a 78–400 K temperature range
M Fibrich, J Šulc, D Vyhlídal, H Jelínková, M Čech – Laser Physics, 2017 Abstract We report on the influence of temperature on the spectroscopic and lasing properties of alexandrite () crystal. The fluorescence lifetime, polarization-resolved absorption and...
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