|Articles|February 24, 2020

Direct Mercury Analysis in Environmental Samples

A description of the Hg analysis of solid and liquid environmental matrices without sample preparation, using a single, matrix-independent calibration under EPA method 7473


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Celebrating National Forensic Science Week
This interactive e-book celebrates National Forensic Science Week by highlighting the vital role of spectroscopy in modern criminal investigations and emphasizing how technological innovation is making forensic analysis faster, safer, and more reliable for courtroom testimony.
Brandon E. Boor is the Dr. Margery E. Hoffman Associate Professor in the Lyles School of Civil and Construction Engineering at Purdue University. | Photo Credit: © Brandon Boor.
In the second part of our interview with Brandon Boor of Purdue University, he discusses how his team controls experimental variables during cleaning experiments in order to obtain interpretable data.
Scientist With Portable Spectrometer in Natural Field Setting ©  By Tika -chronicles-stock.adobe.com
The bulky bench-top NIR spectrometer is quietly being dismantled and rebuilt as a wafer-scale photonic chip, a self-calibrating algorithm, and a sensor small enough to ride in a shirt pocket. What once demanded a grating, a moving mirror, and a climate-controlled lab now fits inside a handheld module, a bioreactor probe, or a drone payload, and it increasingly figures out what it is looking at on its own.