DarkSide search for dark matter

T. Alexander, D. Alton, K. Arisaka, H. O. Back, P. Beltrame, Jay Burton Benziger, G. Bonfini, A. Brigatti, J. Brodsky, S. Bussino, L. Cadonati, Frank Calaprice, A. Candela, H. Cao, P. Cavalcante, A. Chepurnov, S. Chidzik, A. G. Cocco, C. Condon, D. D'AngeloS. Davini, M. De Vincenzi, E. De Haas, A. Derbin, G. Di Pietro, I. Dratchnev, D. Durben, A. Empl, A. Etenko, A. Fan, G. Fiorillo, D. Franco, K. Fomenko, G. Forster, F. Gabriele, Cristiano Galbiati, S. Gazzana, C. Ghiano, A. Goretti, L. Grandi, M. Gromov, M. Guan, C. Guo, G. Guray, E. V. Hungerford, Al Ianni, An Ianni, C. Joliet, A. Kayunov, K. Keeter, C. Kendziora, S. Kidner, R. Klemmer, V. Kobychev, G. Koh, M. Komor, D. Korablev, G. Korga, P. Li, B. Loer, P. Lombardi, C. Love, L. Ludhova, S. Luitz, L. Lukyanchenko, A. Lund, K. Lung, Y. Ma, I. Machulin, S. Mari, J. Maricic, C. J. Martoff, A. Meregaglia, E. Meroni, Peter Daniel Meyers, T. Mohayai, D. Montanari, M. Montuschi, M. E. Monzani, P. Mosteiro, B. Mount, V. Muratova, A. Nelson, A. Nemtzow, N. Nurakhov, M. Orsini, F. Ortica, M. Pallavicini, E. Pantic, S. Parmeggiano, R. Parsells, N. Pelliccia, L. Perasso, S. Perasso, F. Perfetto, L. Pinsky, A. Pocar, S. Pordes, K. Randle, G. Ranucci, A. Razeto, A. Romani, B. Rossi, N. Rossi, S. D. Rountree, P. Saggese, R. Saldanha, C. Salvo, W. Sands, M. Seigar, D. Semenov, E. Shields, M. Skorokhvatov, O. Smirnov, A. Sotnikov, S. Sukhotin, Y. Suvarov, R. Tartaglia, J. Tatarowicz, G. Testera, J. Thompson, A. Tonazzo, E. Unzhakov, R. B. Vogelaar, H. Wang, S. Westerdale, M. Wojcik, A. Wright, J. Xu, C. Yang, S. Zavatarelli, M. Zehfus, W. Zhong, G. Zuzel

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34 Scopus citations

Abstract

The DarkSide staged program utilizes a two-phase time projection chamber (TPC) with liquid argon as the target material for the scattering of dark matter particles. Efficient background reduction is achieved using low radioactivity underground argon as well as several experimental handles such as pulse shape, ratio of ionization over scintillation signal, 3D event reconstruction, and active neutron and muon vetos. The DarkSide-10 prototype detector has proven high scintillation light yield, which is a particularly important parameter as it sets the energy threshold for the pulse shape discrimination technique. The DarkSide-50 detector system, currently in commissioning phase at the Gran Sasso Underground Laboratory, will reach a sensitivity to dark matter spin-independent scattering cross section of 10-45 cm2 within 3 years of operation.

Original languageEnglish (US)
Article numberC11021
JournalJournal of Instrumentation
Volume8
Issue number11
DOIs
StatePublished - Nov 2013

All Science Journal Classification (ASJC) codes

  • Instrumentation
  • Mathematical Physics

Keywords

  • Dark Matter detectors (WIMPs, axions, etc.)
  • Noble liquid detectors (scintillation, ionization, double-phase)

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