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Direct Dark Matter Searches and the EDELWEISS-II experiment

Direct Dark Matter Searches and the EDELWEISS-II experiment

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! Comparison well-defined within Lewin&Smith prescriptions<br />

! Exponential-like spectrum in all detectors (except modulation)<br />

! Low A or decrease from nuclear form factor can be compensated<br />

with low threshold or mass (or price)<br />

What matters more:<br />

! Background level<br />

radiopurity,<br />

shielding<br />

! Threshold level<br />

! Background shape<br />

(often poorly known)<br />

! Resolution<br />

Comparing signals in direct searches<br />

March 11th, 2009 Moriond EW La Thuile - DM searches 6

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