Efficient Raman Lasing in Tapered Silicon Waveguides (PDF)
Spectroscopy
The authors review the operating principles of a silicon Raman laser and show that by introducing a longitudinal variation of the waveguide width in the cavity, the lasing efficiency can be increased significantly.
NIR, IR, UV-vis, and NMR Spectroscopy Drive New Insights in Olive Oil Quality and Fraud Prevention
November 11th 2024A new review highlights the promising role of non-destructive spectroscopy techniques in enhancing olive and extra virgin olive oil (EVOO) quality assessments. By combining spectroscopy with imaging, researchers uncover innovative ways to determine product authenticity and improve quality control in olive oil production.
Breakthrough Raman Spectroscopy Study Reveals Key to Advanced PFAS Detection
November 6th 2024Researchers from Sichuan University and the University of Georgia have developed an advanced method combining Raman spectroscopy and chemometric analysis to effectively identify and distinguish between various PFAS compounds, improving detection and environmental monitoring capabilities.
How Raman Spectroscopy Could Transform Hematology Diagnostics
November 5th 2024A leading-edge review highlights the potential of Raman spectroscopy for fast, non-invasive diagnostics in hematology and oncology. By mapping biochemical fingerprints, this technology could one day help detect cancers, monitor treatments, and even predict immune responses.
