Will Wetzel

Why does integrating a surface-enhanced Raman scattering (SERS) assay with a digital microfluidics (DMF) platform improve sensitivity, reproducibility, and throughput when detecting onset of drug-induced liver injury?

A recent study presented a reagent-free FT-IR-based spectroscopic method that detects melamine adulteration in milk powder at concentrations as low as 0.46 parts per million.

"Spectroscopy Around the Globe with Will Wetzel” will take viewers on a journey around the world, highlighting how spectroscopy is being used to study famous world landmarks.

An upcoming two-part video series on “Pathways in Spectroscopy” tackles working with surface-enhanced Raman spectroscopy (SERS), offering practical advice for researchers in clinical laboratories.

Sian Sloan-Dennison, a postdoctoral research associate at the University of Strathclyde, highlights the key topics that were discussed at Spring SciX.

Curiosity may kill the cat, but in engineering, it opens up pathways for engineers to pursue other adjacent career paths.

Spectroscopy is playing an increasingly important role in detecting adulteration in food products. We highlight some of the recent research on this topic in this Q&A.

Top articles published this week include a new Pathways in Spectroscopy episode, an inside look at how spectroscopy is being used in clinical diagnostics to assess drug induced liver injury, and a couple preview articles about two upcoming spectroscopy conferences.

Our coverage of the Spring SciX Conference includes a profile on the current issues of current clinical diagnostics, including how spectroscopy can improve assessment of drug induced liver injury.

Can visible-near-infrared (vis-NIR) spectroscopy detect toxic trace elements in soil and sediments effectively?

Researchers have identified chemical signatures in the South Atlantic Ocean that could allow scientists to track the movement of major deep-water masses using dissolved organic matter.

In this overview of the upcoming International Symposium for Molecular Spectroscopy (ISMS), we discuss the awards given out at the conference.

Researchers at the National University of Singapore have demonstrated that widely used spectroscopic methods for detecting adulteration in edible bird's nest products are based on a false assumption — that genuine product has a uniform chemical signature.

This preview of the upcoming Chemometrics in Analytical Chemistry (CAC) 2026 International conference covers the invited speakers, the topics that will be discussed, and some of the social events taking place.

A recent study in Analytical Biochemistry identified optimized circular dichroism spectroscopy parameters that reduced protein analysis times by up to 20-fold while maintaining data quality.

Accurate and precise measurements are important in analytical science, as this “Pathways in Spectroscopy” clip explains.

A systematic review from Beijing researchers maps how surface-enhanced and high-speed Raman technologies are reshaping what forensic examiners can extract from a single latent print.

Insights from experts this week explored how engineering students can transition to analytical chemistry, how spectroscopy is being used for coral reef monitoring, and the role spectroscopy has played in studying meteorites.

How does hydrostatic pressure regulate deep-sea microbial processes?

Researchers used complementary spectroscopic techniques and computational modeling to investigate how glycerol affects cysteamine dioxygenase (ADO)’s active site, substrate binding, and broader physiological roles in metabolism and oxygen sensing.

Can thiol dioxygenase be a uniquely dual-function enzyme that links metabolism and oxygen sensing?

Spectroscopy is telling us the extraterrestrial history of space objects, helping us learn about planetary origins.

The 2026 Food Safety Summit is set to take place from May 11–14, in Rosemont, Illinois. Here’s what attendees should know.

The 79th meeting of the International Symposium on Molecular Spectroscopy is set to take place in June. Here’s what attendees should know.

A peer-reviewed study published in Remote Sensing confirms that a commercial Earth-observation satellite can map live coral cover with accuracy comparable to specialized aircraft — a potential turning point for global reef monitoring.

In this “Pathways in Spectroscopy” episode, Ayush Agarwal, a postdoctoral researcher at the Federal Institute of Materials Research and Testing in Berlin, discusses how his background in chemical engineering helped him make the adjustment to analytical spectroscopy and chemistry.

Insights from experts this week explored topics such as career transitions in spectroscopy, how near-infrared (NIR) spectroscopy can study collagen in archaeological remains, and the key takeaways from the Spring SciX Conference in Exeter, United Kingdom.

In the final clip of our conversation with Thomas Mayerhöfer, he talks about attenuated total reflectance (ATR) spectroscopy's sensitivity to nanometer-thick layers, and its connection to spectroscopic ellipsometry.

Metrohm USA has introduced two new laboratory Raman spectrometers—the i-Raman NxG and i-Raman Duo—targeting researchers and quality control teams who require more detailed chemical characterization than standard identification systems provide.

How can micro-particle induced X-ray emission (µ-PIXE) and micro-ion beam induced luminescence (µ-IBIL) spectroscopy improve conservation practices?