1. CANDLES
- Author
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Umehara S., Kishimoto T., Nomachi M., Ajimura S., Nakatani N., Matsuoka K., Ichimura K., Saka M., Ishikawa T., Tanaka D., Tanaka M., Yoshida S., Suzuki K., Ito G., Kakubata H., Wang W., Takemoto J., Chan W. M., Doihara M., Tamagawa Y., Ogawa I., Ueno T., Maeda S., Yamamoto A., Tomita S., Fujita G., Kawamura A., Harada T., Fushimi K., Hazama R., Ohsumi H., and Okada K.
- Subjects
Physics ,QC1-999 - Abstract
CANDLES is the project to search for neutrino-less double beta decay (0νββ) of 48Ca. The observation of 0νββ will prove existence of a massive Majorana neutrino. For the 0νββ measurement, we need a low background condition because of a low decay rate of 0νββ. Now we installed the CANDLES III system at the Kamioka underground laboratory. The CANDLES III system realizes the low background condition by a characteristic structure and data analyses for background rejection. Here we report performances of the CANDLES III system.
- Published
- 2014
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