May 3rd 2024
Jiangsu University scientists developed Raman-based system for detecting aflatoxin B1 (AFB1), a byproduct of the most common fungus that can arise in moldy peanuts.
Tobacco Stem Impurities Identified with New Hyperspectral Superpixel Technique
September 27th 2023To effectively classify tobacco stems and impurities, a group of scientists from Jiangsu, China used hyperspectral superpixels to separate classify compounds and avoid the influence of interference fringes.
Studying Epigenetic Modifications of DNA Using UV Resonance Raman Spectroscopy
September 18th 2023Bruno Pagano, full Professor of Physical Chemistry at the University of Naples Federico II (Italy), and his team have turned to UV resonance Raman (UVRR) spectroscopy to better understand these interactions. Spectroscopy spoke to Prof. Pagano about his work and the potential of UVRR spectroscopy as a valuable tool for studying G-quadruplex structures in biologically relevant conditions.
Topiramate: A Promising Medication for Alcohol Dependence Explored Through Spectroscopic Analysis
September 13th 2023In a recent study published in Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, two researchers from India studied the molecular composition of topiramate, revealing new insights.
Ancient History Revealed Using Laser Light: Unraveling the Secrets of Roman Egyptian Blue
August 29th 2023A study published in Scientific Reports has given intricate details into the production and composition of Roman Egyptian blue pigment. Using advanced Raman microspectroscopy, researchers explored pigment balls and murals from ancient Swiss cities, uncovering evidence of raw material provenance, crystal lattice disorder, and the formation of a copper-bearing green glass phase, revealing the sophisticated techniques employed by Roman artisans.
Raman Spectroscopy Reveals Key Insights into Obesity-Driven Changes in Endometrial Cancer
August 2nd 2023A study employing Raman spectroscopy has uncovered distinct metabolic alterations in cancer-associated fibroblasts (CAFs) isolated from overweight and obese endometrial cancer patients, providing valuable insights into the mechanistic link between obesity and endometrial cancer progression.
Ultraviolet Resonance Raman Spectra Reveal Distinctive Features of Serum Albumins
July 24th 2023Researchers from Humboldt-Universität in Berlin have utilized ultraviolet resonance Raman (UVRR) spectroscopy to differentiate between bovine serum albumin (BSA) and human serum albumin (HSA) based on their similar structures and amino acid composition. By comparing the UVRR spectra of the proteins with those of specific amino acids, they have identified distinctive features that allow for accurate discrimination and provide insights into the secondary structure and binding sites of serum albumins.
Life on Mars? Raman Spectroscopy Tests Stability of Biomolecules at Surface Conditions
July 19th 2023Author Jean-Pierre P. de Vera talks to Spectroscopy magazine about his study in which seven biomolecules were exposed to a simulated Martian environment outside the International Space Station (ISS) for a period of approximately 15 months.
The Detection of Life: How Spectroscopy Contributes to Space Exploration Missions
July 19th 2023The detection of life on other planets is a research area of focus for scientists in space exploration. In this Q&A, Andreas Riedo of the Physics Institute at the University of Bern offers his thoughts on how spectroscopy is being used to detect organic molecules that are relevant for life.
Mars Rover Uses Spectroscopy to Detect Diverse Organic-Mineral Associations in Jezero Crater
July 19th 2023A Nature study reports the discovery of diverse organic-mineral associations in the Máaz and Séítah formations within Jezero crater on Mars, as observed by the Perseverance rover's SHERLOC instrument. The Raman and fluorescence findings indicate the presence of aromatic organic molecules within Martian soils.
How NASA Scientists are Using Spectroscopy to Study Exoplanets
July 19th 2023The study of exoplanets, or planets outside of our solar system, is becoming increasingly important in space exploration. Scientists are working to characterize these planets and Raman spectroscopy is playing a key role. Andrew Mattioda, a research scientist at the National Aeronautics and Space Administration (NASA) Ames Research Center, is on the front lines of this research.
4th Annual Molecular Spectroscopy in Practice Symposium
June 29th 2023Webinar Date/Time: Tuesday, July 25th, 2023 Morning session: 9:30am EDT|6:30am PST|3:30pm CET|2:30pm GMT Afternoon session: 2pm EDT|11am PST|8pm CET|7pm GMT Wednesday,July 26th, 2023 Morning session: 9:30am EDT|6:30am PST|3:30pm CET|2:30pm GMT Afternoon session: 2pm EDT|11am PST|8pm CET|7pm GMT
NIR and Raman Spectroscopy Show Promise in Predicting Ice Cream Mix Viscosity
June 12th 2023Researchers have conducted a preliminary study on the potential use of near-infrared (NIR) and Raman spectroscopy for predicting ice cream mix viscosity. The study highlights the promising performance of NIR spectroscopy and serves as a starting point for further investigations into in situ application of these analytical tools in the ice cream manufacturing process.