February 1st 2024
Using visible and near-infrared (Vis/NIR) hyperspectral imaging (HSI), scientists were able to determine macro- and micronutrient contents rapidly and non-destructively in persimmon leaves.
Pittcon 2024: Novel Spectroscopic Techniques
February 27th 2024On Tuesday February 27, a Pittcon oral session, titled “Novel Spectroscopic Techniques,” took place at the San Diego Convention Center in San Diego, California. This session featured three talks that covers spectroscopic applications across various fields.
Prediction of the Harvest Time of Cabernet Sauvignon Grapes Using Near-Infrared Spectroscopy
February 1st 2024The results in this study indicate that NIR spectroscopy is a potentially promising approach for the rapid identification of different harvest times of Cabernet Sauvignon grapes, and the proposed technique is helpful for the prediction of ripened and over-ripened Cabernet Sauvignon grapes during the harvest time.
Gulf Coast Conference: Elena Hagemann Discusses Using Raman and NIR to Analyze Petrochemicals
October 24th 2023At the 2023 Gulf Coast Conference, Spectroscopy spoke with Elena Hagemann of Metrohm USA, about spectroscopy in relation to petrochemicals. This interview was one of four conducted live at GCC 2023.
Unveiling Exoplanet Secrets: The Near-Infrared Spectrograph on the James Webb Space Telescope
September 22nd 2023The James Webb Space Telescope's near-infrared spectrograph (NIRISS) has introduced the single object slitless spectroscopy (SOSS) mode, enhancing our ability to study exoplanet atmospheres with high resolving power. This innovation holds great promise for advancing our understanding of distant worlds and their compositions.
Technological Analysis of Glazed Tiles Unearthed from Bao’ensi in Nanjing
June 23rd 2023UV-Vis-NIR can be used to understand how ancient buildings were constructed. Here, a UV-Vis-NIR and EDXRF spectrophotometer were used to analyze glazed tiles that comprised a historical site built in Ancient China.
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.
New Photoswitchable Cationic Spiropyrans Unveil Promising NIR Fluorescence for Biomedical Imaging
May 26th 2023A research team has developed new photoswitchable cationic spiropyrans that exhibit near-infrared (NIR) fluorescence, opening up exciting possibilities for enhanced biomedical imaging applications. This breakthrough study highlights the potential of these compounds as valuable tools for advancing imaging technologies in the field of biomedicine.
Machine Learning-Enabled NIR Spectroscopy for Pharmaceutics Data Selection
April 19th 2023This study is an important contribution to the field of machine learning-enabled NIR spectroscopy, offering researchers a systematic method for selecting representative subsamples from existing data with quality measures, diagnostic tools, and visualization techniques.