Toptica’s DCL continuously tunable laser is designed for narrow line width, mode-hop free laser excitation, and absorption studies. According to the company, the laser is suitable for measurement of gas, micro-resonator, and other material signatures in the near-infrared.
Toptica Photonics, Inc. Farmington, NY www.toptica.com
Regulatory Barriers: Unlocking Near-Infrared Spectroscopy’s Potential in Food Analysis
November 25th 2024Despite its widespread adoption in food quality analysis, near-infrared (NIR) spectroscopy lags behind in regulatory recognition. A study led by researchers from Italy and Spain highlights the disparity between its scientific applications and official methods, urging standardized regulations to fully leverage NIR's sustainability benefits.
New Spectroscopy Method Shows Promise for Detecting Olive Oil Fraud
November 12th 2024Researchers from the University of Cordoba have validated a novel spectroscopy technique to help distinguish between extra virgin and virgin olive oils. This approach could support existing panel-based tests, which are often slow, costly, and subjective, by providing a faster, non-destructive screening option.
Breaking Spectral Boundaries: New Ultrafast Spectrometer Expands Detection Range for NIR Studies
October 29th 2024A team from Auburn University has developed an innovative ultrabroadband near-infrared (NIR) transient absorption (TA) spectrometer capable of detecting across a wide spectral range of 900–2350 nm in a single experiment. This advancement improves the study of ultrafast processes in low-bandgap materials and opens doors to new insights in photochemistry and charge dynamics.
FT-NIR and Raman Spectroscopic Methods Enhance Food Quality Control
October 28th 2024A recent study showcases the potential of Fourier transform near-infrared (FT-NIR) spectroscopy and spatially offset Raman spectroscopy (SORS) in detecting raw material defects in hazelnuts caused by improper storage conditions. FT-NIR spectroscopy proved especially effective, while SORS offered complementary insights in certain scenarios. These spectroscopic methods could modernize the speed and accuracy of hazelnut inspections in the food industry.
Unlocking Catalytic Insights with UV–vis–NIR Absorption Spectroscopy
October 21st 2024A new review highlights the use of ultraviolet–visible–near infrared (UV–vis–NIR) absorption spectroscopy in studying catalytic processes. The research discusses how this technique uncovers reaction mechanisms, structural properties, and reaction kinetics, particularly in heterogeneous and photocatalysis, and explores its potential for broader applications.