EDS Spectra
Introduction paragraph.
![EDS X-ray spectra of C3S (top left), C2S (top right), C3A (bottom left), and C4AF (bottom right). [Paul Stutzman, NIST]](http://publish.illinois.edu/concretemicroscopylibrary/files/2014/05/rm88xr1.jpg)
EDS X-ray spectra of C3S (top left), C2S (top right), C3A (bottom left), and C4AF (bottom right). [Paul Stutzman, NIST]
![EDS X-ray spectra of alkali sulfate (left) and periclase (right.) [Paul Stutzman, NIST]](http://publish.illinois.edu/concretemicroscopylibrary/files/2014/05/rm88xr2.jpg)
EDS X-ray spectra of alkali sulfate (left) and periclase (right.) [Paul Stutzman, NIST]
![Composite X-ray images. (Companion to above images.) [Paul Stutzman, NIST]](http://publish.illinois.edu/concretemicroscopylibrary/files/2014/05/rm88xry.jpg)
Composite X-ray images. (Companion to above images.) [Paul Stutzman, NIST]