New X-ray Spectroscopic Tool For Probing The Interstellar Medium

Friday, April 3, 2009 - 15:28 in Astronomy & Space

Astronomers have published the first clear detection of signatures long sought in the spectra of X-ray astronomical sources, the so-called EXAFS signatures, standing for "Extended X-ray Absorption Fine Structure." EXAFS is a powerful tool for studying the structure of grains in the interstellar medium. It gives a more detailed picture of the composition and structure of amorphous grains in the ISM.

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