Looking for daily modulation effects of WIMPs in the Southern Hemisphere

被引:6
作者
DiGregorio, DE
Abriola, D
Avignone, FT
Brodzinski, RL
Collar, JI
Farach, HA
Garcia, E
Gattone, AO
Hasenbalg, F
Huck, H
Miley, HS
Morales, A
Morales, J
deSolrzano, AO
Puimedon, J
Reeves, JH
Saenz, C
Salinas, A
Sarsa, ML
Tomasi, D
Urteaga, I
Villar, JA
机构
[1] UNIV S CAROLINA, DEPT PHYS & ASTRON, COLUMBIA, SC 29208 USA
[2] PACIFIC NW LAB, RICHLAND, WA 99352 USA
[3] UNIV ZARAGOZA, LAB FIS NUCL & ALTAS ENERGIAS, ZARAGOZA, SPAIN
关键词
D O I
10.1016/0920-5632(96)00205-8
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
An experimental search of distinctive signals of WIMPs is underway at the Sierra Grande mine (similar to 1000 m.w.e.), in Argentina, with a natural germanium detector. The site and the experimental set-up are described. The results corresponding to an exposure of 302.4 kg day are presented in the customary form of sigma(m) exclusion plots. First attempts to look for daily modulation effects are presented. The data taking is in progress with the purpose of looking for such possible modulation effects in the Southern Hemisphere.
引用
收藏
页码:56 / 59
页数:4
相关论文
共 19 条
[1]   EXPERIMENTAL LIMITS ON THE DARK-MATTER HALO OF THE GALAXY FROM GRAVITATIONAL MICROLENSING [J].
ALCOCK, C ;
ALLSMAN, RA ;
AXELROD, TS ;
BENNETT, DP ;
COOK, KH ;
FREEMAN, KC ;
GRIEST, K ;
GUERN, JA ;
LEHNER, MJ ;
MARSHALL, SL ;
PARK, HS ;
PERLMUTTER, S ;
PETERSON, BA ;
PRATT, MR ;
QUINN, PJ ;
RODGERS, AW ;
STUBBS, CW ;
SUTHERLAND, W .
PHYSICAL REVIEW LETTERS, 1995, 74 (15) :2867-2871
[2]   EVIDENCE FOR GRAVITATIONAL MICROLENSING BY DARK OBJECTS IN THE GALACTIC HALO [J].
AUBOURG, E ;
BAREYRE, P ;
BREHIN, S ;
GROS, M ;
LACHIEZEREY, M ;
LAURENT, B ;
LESQUOY, E ;
MAGNEVILLE, C ;
MILSZTAJN, A ;
MOSCOSO, L ;
QUEINNEC, F ;
RICH, J ;
SPIRO, M ;
VIGROUX, L ;
ZYLBERAJCH, S ;
ANSARI, R ;
CAVALIER, F ;
MONIEZ, M ;
BEAULIEU, JP ;
FERLET, R ;
GRISON, P ;
VIDALMADJAR, A ;
GUIBERT, J ;
MOREAU, O ;
TAJAHMADY, F ;
MAURICE, E ;
PREVOT, L ;
GRY, C .
NATURE, 1993, 365 (6447) :623-625
[3]   CONSTRAINTS ON THE DWARF STAR CONTENT OF DARK-MATTER [J].
BOUGHN, SP ;
USON, JM .
PHYSICAL REVIEW LETTERS, 1995, 74 (02) :216-219
[4]   EXPERIMENTS SEARCHING FOR NONBARYONIC DARK-MATTER [J].
CALDWELL, DO .
NUCLEAR PHYSICS B, 1995, :394-404
[5]   DIURNAL MODULATION EFFECTS IN COLD DARK MATTER EXPERIMENTS [J].
COLLAR, JI ;
AVIGNONE, FT .
PHYSICS LETTERS B, 1992, 275 (1-2) :181-185
[6]   EFFECT OF ELASTIC-SCATTERING IN THE EARTH ON COLD DARK-MATTER EXPERIMENTS [J].
COLLAR, JI ;
AVIGNONE, FT .
PHYSICAL REVIEW D, 1993, 47 (12) :5238-5246
[7]   BOUNDS ON DIURNAL MODULATIONS FROM THE COSME-II DARK MATTER EXPERIMENT [J].
COLLAR, JI ;
AVIGNONE, FT ;
BRODZINSKI, RL ;
GARCIA, E ;
MILEY, HS ;
MORALES, A ;
MORALES, J ;
NUNEZLAGOS, R ;
REEVES, JH ;
SAENZ, C ;
VILLAR, JA .
NUCLEAR PHYSICS B, 1992, :297-301
[8]   ASSESSING BIG-BANG NUCLEOSYNTHESIS [J].
COPI, CJ ;
SCHRAMM, DN ;
TURNER, MS .
PHYSICAL REVIEW LETTERS, 1995, 75 (22) :3981-3984
[9]   DETECTING COLD DARK-MATTER CANDIDATES [J].
DRUKIER, AK ;
FREESE, K ;
SPERGEL, DN .
PHYSICAL REVIEW D, 1986, 33 (12) :3495-3508
[10]   TOWARDS CRYOGENIC DETECTION OF WIMPS - RECENT PROGRESS IN SUPERCONDUCTING GRANULAR DETECTORS [J].
DRUKIER, AK ;
CHMIELOWSKI, M ;
KOTLICKI, A ;
LEGROS, M ;
MEAGHER, G ;
TURRELL, BG .
NUCLEAR PHYSICS B, 1992, :475-477