Searching for Dark Matter with the EDELWEISS Experiments

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Gammas • FIDs appear to show better gamma rejection (400k events) • Cleaner Tools: • Cabling • Holders TU Dresden. G. Adam Cox 6 December 2012 42
Energy Resolution • New Front-End Electronics • No Feedback Resister on FET • Relays recharge electrodes • 500 eV FWHM (maybe 300 eV) TU Dresden. G. Adam Cox 6 December 2012 EDW 2 EDW 3 43
Page 1 and 2:
Searching for Dark Matter with the
Page 3 and 4:
Astrophysical Evidence for Dark Mat
Page 5 and 6:
Astrophysical Evidence for Dark Mat
Page 7 and 8:
What are we looking for in Edelweis
Page 9 and 10:
Direct Detection Experiments by Mec
Page 11 and 12:
Ge Nuclei Recoil Signal Characteris
Page 13 and 14:
Edelweiss Signal Readout EDELWEISS
Page 15 and 16:
EDELWEISS in a Nutshell • Array o
Page 17 and 18:
EDELWEISS in a Nutshell • Array o
Page 19 and 20: TU Dresden. G. Adam Cox 6 December
Page 21 and 22: Detection Principle Exploit Ionizat
Page 23 and 24: Detection Principle TU Dresden. G.
Page 25 and 26: Detection Principle Erecoil ~ Eheat
Page 27 and 28: Why Inter-Digitized Electrodes? Pla
Page 29 and 30: Readout Channels charge carriers fo
Page 31 and 32: Event Location For each trigger, we
Page 39 and 40: Putting it all together • Measure
Page 41 and 42: Signal Processing Tools Needed •
Page 43 and 44: Event Reconstruction: Erecoil and Q
Page 45 and 46: Gamma Band and Nuclear Recoil Band
Page 47 and 48: “High” Energy Edelweiss 2 Resul
Page 49 and 50: Direct Detection Status early 2012
Page 51 and 52: Direct Detection Experiments • DA
Page 59 and 60: Low Energy Analysis Convert ONLY he
Page 61 and 62: Setting Cross-Section Limits ID3, 1
Page 63 and 64: Low Mass WIMP Cross Section Limits
Page 65 and 66: ection [cm 2 ] (normalised Cross−
Page 67 and 68: Increased Exposure: More detectors
Page 69: Gammas • FIDs appear to show bett
Page 73 and 74: New Data Management / Routing Syste
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Searching for Dark Matter with the EDELWEISS Experiments

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