Category Archives: Chemometrics

Leeching of Silver from Silver-Impregnated Food Storage Containers

Food storage containers may contain micro-particles of Ag, which serves as an anti-microbial agent to limit the growth of molds, fungi, and other microorganisms. Students study the leeching ability of three solvents — deionized water, tap water, and acetic acid … Continue reading

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To See the World in a Grain of Sand: Recognizing the Origin of the Sand Specimens by DRIFT and Multivariate Exploratory Analysis

Students use DRIFT spectra and multivariate analysis to characterize sands collected from different locations. A principal component analysis shows that the scores for the first and fourth principal component allows students to identify samples collected from different areas. The scores … Continue reading

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