Review Article
Studying the Earth with Geoneutrinos
Table 2
Main characteristics of the Borexino and KamLAND detectors.
| | Borexino | KamLAND |
| Depth | 3600 m.w.e ( = 1.2 ) | 2700 m.w.e ( = 5.4 ) | Scintillator mass | 278 ton (PC + 1.5 g/l PPO) | 1 kt (80% dodec. + 20% PC + 1.4 g/l PPO) | Inner detector | 13 m sphere, 2212 8′′ PMT's | 18 m sphere, 1325 17′′ + 554 20′′ PMT's | Outer detector | 2.4 kt HP water + 208 8′′ PMT's | 3.2 kt HP water + 225 20′′ PMT's | Energy resolution | 5% at 1 MeV | 6.4% at 1 MeV | Vertex resolution | 11 cm at 1 MeV | 12 cm at 1 MeV | Reactors mean distance | ~1170 km | ~180 km |
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