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Water-based Liquid Scintillator - Department of Physics

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BNL 40+ years <strong>of</strong> neutrino at chemistry<br />

1961<br />

Radiochemical<br />

<strong>Water</strong><br />

<strong>Liquid</strong><br />

<strong>Scintillator</strong><br />

• HOMESTAKE Radiochemical Detector<br />

615 tons <strong>of</strong> C 2 Cl 4 ;<br />

37<br />

Cl + e 37 Ar + e - (~40 years)<br />

• GALLEX Radiochemical Detector<br />

30 tons <strong>of</strong> Ga; 71 Ga + e 71 Ge + e - (1986 - 1998)<br />

• SNO <strong>Water</strong> Čerenkov Detector (SNOLab)<br />

1-k tons <strong>of</strong> ultra-pure D 2 O (1996 - 2006)<br />

• LENS Real-time LS Detector (R&D)<br />

100 tons <strong>of</strong> ~8% 115 In in <strong>Liquid</strong> id <strong>Scintillator</strong> ill (began ~2000)<br />

• LBNE Long-Baseline Neutrino Experimen<br />

V beam to DUSEL (began~2002)<br />

• Daya Bay High-Precision Reactor 13 Detector<br />

200 tons <strong>of</strong> 0.1% Gd in <strong>Liquid</strong> <strong>Scintillator</strong> (began ~2003)<br />

• SNO+ Neutrino-less Double Beta Decay Real-time Detector<br />

1-k tons <strong>of</strong> 0.1% Nd in <strong>Liquid</strong> <strong>Scintillator</strong> (began ~2005)<br />

<br />

<br />

• <br />

<br />

<br />

2009 <br />

• Neutrino Application<br />

• Nonproliferation and/or Reactor Monitoring<br />

• Li/Zr/Ca-loaded <strong>Liquid</strong> <strong>Scintillator</strong> (began 2008)<br />

• <strong>Water</strong>-<strong>based</strong> <strong>Liquid</strong> <strong>Scintillator</strong><br />

3<br />

M. Yeh for ANT-2010

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