News of the WeekHigh-Energy Physics

Repairs Weakened Neutrino Detector

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Science  11 Jan 2002:
Vol. 295, Issue 5553, pp. 247
DOI: 10.1126/science.295.5553.247a

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TOKYO-- A single cracked photomultiplier tube apparently triggered the devastating accident on 12 November 2001 that has closed Japan's Super-Kamiokande neutrino detector for at least a year. An investigation into the accident has confirmed early suspicions about the sequence of events that destroyed about 7000 of the observatory's 11,000 light-detecting sensors.