Friday, April 15, 2011

Important Reults coming from XENON100

In an article titled Dark Matter Results from 100 Live Days of XENON100 Data the XENON collaboration reports some of the most stringent restrictions on direct dark matter searches to date.
You can find the article here on the arXiv.

With only 3 candidate events on a background of ~2.4 this puts strict restrictions on the available parameter space for WIMP dark matter candidates.

Just eking out their CDMS rivals their results spell trouble for many SUSY models that predict Lightest Stable Particles (LSP's) of low mass range to make up the world of dark matter we observe from astronomy.
Any way you take it, science is honing in on what dark matter "could" be by excluding where it isn't!

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