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Laser Technology Improves Detection of Heavy Metals in Recycled Plastics
August 16th 2023A recent study explains how laser-induced breakdown spectroscopy (LIBS) is better suited for rapidly quantifying heavy metals in plastics than traditional methods such as inductively couple plasma–mass spectrometry (ICP-MS) and atomic absorption spectroscopy (AAS).
Transfer Learning-Assisted LIBS Enhances Crop Traceability in Sample-Limited Conditions
July 28th 2023Researchers have developed a transfer learning-assisted laser-induced breakdown spectroscopy (LIBS) method to identify geographical origins of crops with an impressive accuracy by incorporating deep adaptation networks.
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.
Spectroscopy Magazine Commemorates the 54th Anniversary of the First Moon Walk
July 19th 2023On July 20th, 1969, American astronauts Neil Armstrong and Buzz Aldrin made history by becoming the first humans to land on the moon. Today, 54 years later, Spectroscopy magazine highlights how spectroscopy is playing a role in advancing space exploration.
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.
Advancements in Chromium Analysis: Highly Sensitive Determination of Total Chromium in Seawater
July 17th 2023Researchers have developed a highly sensitive method for determining total chromium in seawater using ultrasound nebulization-dielectric barrier discharge (UNDBD) vapor generation coupled with inductively coupled plasma-mass spectrometry (ICP-MS).
Unveiling the Early Dynamics of Laser-Induced Plasma and Cavitation Bubble in Water
July 10th 2023A team of researchers have investigated the early dynamics of laser-induced plasma and cavitation bubbles in water, enhancing our understanding of underwater laser-induced breakdown spectroscopy (LIBS) and the critical role of bubble-plasma interaction in characterizing laser-induced plasma in water.