Spectroscopy-02-11-2011

Attenuated total internal reflection Fourier-transform infrared imaging confirms the presence of drug components in illicit tablets.

Graphene has potential applications ranging from computer monitors to solar cells, and Raman spectroscopy is a useful method for its characterization.

SERS system

The connection between the mathematics of classical least squares and the graphical displays used to present it is examined in further detail.

What tools can MS practitioners use to obtain unambiguous answers from unknown spectra?

As consumers, we often wonder if it's worth it to spend more for products that purport to be of higher quality. New research published in this issue indicates that in the case of pet food, the answer seems to be no.

Dog and cat foods are examined for toxic metal content and the results are compared to WHO and EPA values.

X-ray fluorescence spectroscopy (XRF) provides sensitive analysis of the atomic composition of samples. The technique is particularly well-suited for analyzing the elemental range from sodium to uranium, which covers the majority of the metallic elements.

Click the title above to open the Spectroscopy February 2011 regular issue, Vol 26 No 2, in an interactive PDF format.