Will Wetzel

A comprehensive review from the University of Porto identifies critical bottlenecks in biologics analysis and maps a technology-driven path forward.

What does the aluminosilicate and carbonate particles on bitumen-coated bandages of mummies tell us about the burial environment?

Senior editor Will Wetzel recaps the top articles published this week on Spectroscopy.

CEA-Leti’s Moonshot Program is developing compact spectrometer platforms that can operate outside traditional lab environments.

In this interview clip, we explore how an optical model accounts for thin-layer thickness on the order of the penetration depth so spectra reflect partial-reflection effects.

What are the advantages of electron paramagnetic resonance (EPR)-on-a-chip spectrometers?

This interview explores how micro-particle induced X-ray emission and micro-ion beam induced luminescence spectroscopy can analyze trace elements in mummy samples.

A new study used predictive modeling to identify wood species in the Amazon.

Is sample thickness important for signal detection? The answer is yes, and in this interview segment, Thomas Mayerhofer of Leibniz Institute of Photonic Technology explains why.

This overview article discusses how spectroscopic techniques are being used to improve cannabis analysis.

In this “Pathways in Spectroscopy” episode, Brian Strohmeier, who is Pittcon’s President for the 2027 Conference, talks about his role as Pittcon president, what his main responsibilities are, and the amount of work that is required on his end when planning the 2027 show.

In this interview clip, Thomas Mayerhofer discusses why he re-evaluated the evanescent field in attenuated total reflectance (ATR) spectroscopy.

Insights from experts this week explored topics such as the current job market for spectroscopists, attenuated total reflectance Fourier transform infrared (ATR-FTIR) spectroscopy, and analytical laboratory management.

What does the rise of portable and handheld spectroscopic instrumentation tell us?

In this video clip, Jean-Baptiste David, who is a R&D Engineer at CEA-Leti, and Serge Gambarelli, who is a research director at CEA-IRIG and EPR spectroscopy expert, discuss the application areas where electron paramagnetic resonance (EPR) spectrometers could be useful.

A recent study highlights the pervasive reach of plastic pollution.

What is the evanescent field and how does it relate to attenuated total reflectance (ATR) spectroscopy? Thomas Mayerhofer explains.

Spectroscopy sat down with Jean-Baptiste David, who is a R&D Engineer at CEA-Leti, and Serge Gambarelli, who is a research director at CEA-IRIG and EPR spectroscopy expert, to talk about how EPR spectrometers are changing the way laboratory analysis is conducted.

A competitive job market requires candidates to differentiate themselves in order to secure employment. Hear from experts in the field about the skills spectroscopists need to have to succeed in this ever-changing job market.

Christina Ryder, a postdoctoral researcher at Texas A&M University, discusses the current limitations of using near-infrared (NIR) spectroscopy for collagen prescreening on archaeological bone.

In this Q&A, CEO Don Osborne discusses the design of the EarthDaily Constellation, including its 16-imager-per-satellite architecture, calibration-driven approach, and the broader shift from imagery to reliable measurement at global scale.

In this “Pathways in Spectroscopy” video segment, Saikat Banerjee, a Senior Scientist and the Analytical Lab Manager at DuPont, provides advice to aspiring analytical laboratory managers regarding the skills they need to be hired in this role.

Top articles include a new “Pathways in Spectroscopy” episode, an interview with Christina Ryder about assessing collagen in archaeological bone, and a look at how hyperspectral satellite imaging can be used in detecting and analyzing methane emissions.

A recent study used a multi-technique analytical approach to characterize the 2021 Tiglit meteorite, revealing unexpected mineral phases that point to a more complex history of shock events and post-fall alteration.

In the second part of our interview with José Miguel Hernández Hierro, an associate professor at the Universidad de Sevilla, he discusses the scalability challenges in this work, touching upon variables such as raw material variability, extraction efficiency, and storage stability.

What is the impact of portable spectroscopy on archaeology? Christina Ryder, a postdoctoral researcher at Texas A&M University, addresses this question in this interview.

What is the issue with percent nitrogen analysis when analyzing collagen in archaeological bone? Christina Macie Ryder, a postdoctoral researcher at Texas A&M University, explains the main problem.

Can grape pomace be a plant-based alternative to help improve wine stability and sensor quality? José Miguel Hernández-Hierro, who is an associate professor at the Universidad de Sevilla, explains why it might.

Researchers have found that LIBS spectroscopy models trained on compressed rock pellets produce inaccurate compositional readings when applied to fine-grained loose powders, raising concerns for planetary missions analyzing Martian soils.

Explore how hyperspectral satellites are studying greenhouse gases, such as methane, in the environment.