Researchers from the University of Oviedo used diffuse reflectance spectroscopy (DRS) and machine learning (ML) to analyze post-wildfire soil organic carbon fractions, identifying key spectral regions and algorithms for advancing remote sensing applications.
Cuong Cao from the Institute for Global Food Security at the School of Biological Sciences of Queen’s University in Belfast and his team of researchers conducted a preliminary exploratory study and detected the presence of MPs by automated Raman spectroscopy and subsequently NPs by using nanoparticle-on-film SERS (NPoF SERS) substrate released from chewing gum base plastic, a technique that has potential in screening a varied array of environmental pollutants, as well as a point-of-site tool when coupled with a handheld Raman instrument. Cao spoke to Spectroscopy about this work, and the resulting paper.
A recent study combines hyperspectral imaging (HSI) technology with chemometrics to deliver improved quality control of black garlic.
A recent study developed an accurate, non-destructive geo-traceability method using NIR spectroscopy and machine learning to authenticate the geographic origins of Gastrodia elata Bl.
Top articles published this week include two peer-reviewed articles that explore optical detection technology for seed vigor and classifying flowers, as well as a profile on Benjamin Manard, who was recognized as the winner of the 2025 Emerging Leader in Atomic Spectroscopy.
A recent study used surface-enhanced Raman spectroscopy (SERS) combined with chemometrics to assess polycyclic aromatic hydrocarbons (PAHs) in water.
A recent study examined how Raman spectroscopy, when combined with machine learning (ML), can detect and analyze fertilizer nutrients.
A comprehensive review in the Microchemical Journal highlights ATR FT-IR spectroscopy's transformative role in forensic bloodstain analysis, detailing its applications, challenges, and potential advancements for more precise and reliable crime-solving methodologies.
A recent study looked at how spectroscopy can be used to differentiate ink based on its color and brand.
In this article, the basic principles, advantages, and limitations of different optical techniques for obtaining seed vigor estimates are introduced and reviewed, and the key technology of non-destructive optical detection of single seeds will be discussed.
Researchers have developed a novel three-step hybrid variable selection strategy, SiPLS-RF(VIM)-IMIV, to enhance the accuracy and efficiency of soil potassium measurement using near-infrared spectroscopy, offering significant advancements for precision agriculture and real-time soil monitoring.
A recent study from China explored a new, non-destructive method combining terahertz time-domain spectroscopy (THz-TDS) and machine learning to accurately classify wheat gluten strength.
In this study, laser-induced breakdown spectroscopy (LIBS) was applied in conjunction with principal component analysis (PCA) to identify and classify flower species.
A recent study used Fourier transform mid-infrared (FT-IR) spectroscopy and machine learning (ML) algorithms to understand the mineral content in camel’s milk.
A recent study explored how polymer-based tea bags contribute to the release of microplastics and nanoplastics (MNPL).
We critically review the qualification and validation approaches in the World Health Organization Technical Report Series (WHO TRS) 1019 Annex 3 and its applicability to spectrometer systems.
Spectroscopy recently asked three analytical scientists in the industry and in academia to share how mentorship has impacted their careers.
Spectroscopy sat down with Benjamin Manard, senior R&D staff and group leader for chemical and isotopic mass spectrometry at Oak Ridge National Laboratory, to discuss his career in the National Laboratory system, and his advice for scientists interested in following a similar path.
It has occurred to me that, in the 10+ years I have been writing about molecular vibrations, I have never introduced my readers to its basic theory! I will rectify that now. Some of this is new material, and some will be review. Either way, it is important that all this material be covered in one place.
Seeking opportunities for career growth is important for early-career scientists to explore new skills, connect with mentors, and gain insights into the field. Professional societies and educational programs can be invaluable resources, providing mentorship, training, and networking opportunities that can accelerate career success in spectroscopy.
Because there is a different Raman signature for each of the polymorphs as well as the contaminants, Raman microscopy is an ideal tool for analyzing the structure of these materials as well as identifying possible contaminants that would also interfere with performance.
In 2024, we launched multiple content series, covered major conferences, presented two awards, and continued our monthly Analytically Speaking episodes. Below, you'll find a selection of the most popular content from Spectroscopy over the past year.
Reflecting on 2024, the editors of Spectroscopy highlight some of the most notable articles and online content on inductively coupled plasma mass spectrometry (ICP-MS) and inductively coupled-optical emission spectroscopy (ICP-OES).
We reflect on several of the major conferences Spectroscopy covered over the past year.
This year-in-review showcases the standout technical articles, compelling interviews, and key news stories that defined the pages of Spectroscopy. In this year in review, the editors of Spectroscopy highlight some of the top published technical articles, interviews, and news content published.
This month’s column evaluates the capability of inductively coupled plasma–mass spectrometry (ICP-MS) to reduce the impact of doubly charged rare-earth element (REE) interferences on the quantitation of the metalloids, arsenic (As), and selenium (Se) in water and biological matrices.
Top articles published this week include a news article on attenuated total reflectance (ATR) spectroscopy, a news article about microplastics, and a reflection on the life and career of David McMurtry.
Miniaturized NIR spectrometers are transforming forensic science by enabling rapid, cost-effective, and portable field analysis.
A new study in Infrared Physics & Technology highlights the pivotal role of Fourier transform infrared (FTIR) spectroscopy in identifying and quantifying microplastics, emphasizing its advantages, limitations, and potential for advancement in mitigating environmental pollution.
A recent study published in Food Research International demonstrates how visible and near-infrared spectroscopy (Vis-NIRS) combined with machine-learning algorithms can accurately authenticate meat and fat based on livestock feeding systems, offering a sustainable and reliable solution for traceability in the meat industry.
