dark matter search in the form of wimps with the warp experiment e nrico b orriello, v alencia, july...
TRANSCRIPT
![Page 1: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/1.jpg)
Dark Matter Search Dark Matter Search in the form of WIMPsin the form of WIMPs
with the WARP Experimentwith the WARP Experiment
EEnrico nrico BBorriello, orriello,
VValencia, July alencia, July 20052005
UUniversità degli niversità degli SStudi di tudi di
NNapoliapoli
FFederico ederico IIII
In collaboration with:In collaboration with:
GG. . FFiorillo, iorillo, GG. .
MMangano,angano,
GG. . MMieleiele
![Page 2: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/2.jpg)
The Dark The Dark MatterMatter
Enrico Borriello, Valencia, July 2005
02
![Page 3: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/3.jpg)
Enrico Borriello, Valencia, July 2005
03
![Page 4: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/4.jpg)
Composition of the Composition of the UniverseUniverse
matter contributionradiation contributiondark energy contributioncurvature term Enrico Borriello, Valencia,
July 200504
![Page 5: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/5.jpg)
Luminous matter
Dark mattermost of the
matter is nonbaryonic
1
100
!
Enrico Borriello, Valencia, July 2005
05
![Page 6: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/6.jpg)
Why WIMPS? Why WIMPS? (Weakly Interacting Massive (Weakly Interacting Massive
Particles)Particles)particle massive and stable
Enrico Borriello, Valencia, July 2005
06
![Page 7: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/7.jpg)
1
Y
Y
Hdx
dY
Yx
2
eq
A
eq
Enrico Borriello, Valencia, July 2005
07
![Page 8: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/8.jpg)
Enrico Borriello, Valencia, July 2005
08
![Page 9: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/9.jpg)
MSSM and Dark Matter:MSSM and Dark Matter:the neutralinothe neutralino
024
013
021 H~aH~aZ~a~a
Enrico Borriello, Valencia, July 2005
09
![Page 10: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/10.jpg)
χ
χ
Direct detection of WIMPSDirect detection of WIMPS
Enrico Borriello, Valencia, July 2005
10
![Page 11: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/11.jpg)
Enrico Borriello, Valencia, July 2005
11
![Page 12: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/12.jpg)
)q(FEdE
ddEd
maxR
C
CRR
220
Enrico Borriello, Valencia, July 2005
12
![Page 13: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/13.jpg)
20
2 v/ve)v(f 2
02 v/|vv|
TlTe)vv(f)v(f
Enrico Borriello, Valencia, July 2005
13
![Page 14: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/14.jpg)
The The modulation modulation effecteffect
Enrico Borriello, Valencia, July 2005
14
![Page 15: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/15.jpg)
Enrico Borriello, Valencia, July 2005
15
![Page 16: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/16.jpg)
INFN e Università di PaviaR. Brunetti, E. Calligarich, M. Cambiaghi, C. De Vecchi, R. Dolfini, L. Grandi, A. Menegolli, C.
Montanari, M. Prata, A. Rappoldi, G. L. Raselli, M. Roncadelli, M. Rossella, C. Rubbia,
C. Vignoli
INFN e Università di Napoli F. Carbonara, A. Cocco, A. Ereditato, G.
Fiorillo, G. Mangano, R. Santorelli
INFN Laboratori Nazionali del Gran Sasso
F.Cavanna, N.Ferrari, O. Palamara
Università di Princeton C. Galbiati
WARP: WIMP ARgon WARP: WIMP ARgon ProgrammeProgramme
Enrico Borriello, Valencia, July 2005
16
![Page 17: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/17.jpg)
The ratio of primary over secondary signal depends on the kind ofparticles producing excitationand ionization
This discrimination methodrules out the backgroung Induced by gammas and electrons
How the How the measurementmeasurementis performedis performed
Finally, the shielding from neutrons allows to discriminate
WIMP induced interactions Enrico Borriello, Valencia, July 2005
17
![Page 18: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/18.jpg)
Enrico Borriello, Valencia, July 2005
2.3 litres sensitivity2.3 litres sensitivity
18
![Page 19: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/19.jpg)
Enrico Borriello, Valencia, July 2005
100 litres sensitivity100 litres sensitivity
19
![Page 20: Dark Matter Search in the form of WIMPs with the WARP Experiment E nrico B orriello, V alencia, July 2005 U niversità degli S tudi di N apoli F ederico](https://reader035.vdocuments.us/reader035/viewer/2022062511/55161f22550346a2308b58e4/html5/thumbnails/20.jpg)
21
Enrico Borriello, Valencia, July 2005
PreliminaryPreliminary1
310
110
410
510
610
710
210