Distillation of liquid xenon to remove krypton

K. Abe, J. Hosaka, T. Iida, M. Ikeda, K. Kobayashi, Y. Koshio, A. Minamino, M. Miura, S. Moriyama, M. Nakahata, Y. Nakajima, T. Namba, H. Ogawa, H. Sekiya, M. Shiozawa, Y. Suzuki, A. Takeda, Y. Takeuchi, K. Ueshima, M. YamashitaK. Kaneyuki, Y. Ebizuka, J. Kikuchi, A. Ota, S. Suzuki, T. Takahashi, H. Hagiwara, T. Kamei, K. Miyamoto, T. Nagase, S. Nakamura, Y. Ozaki, T. Sato, Y. Fukuda, T. Sato, K. Nishijima, M. Sakurai, T. Maruyama, D. Motoki, Y. Itow, H. Ohsumi, S. Tasaka, S. B. Kim, Y. D. Kim, J. I. Lee, S. H. Moon, Y. Urakawa, M. Uchino, Y. Kamioka

Research output: Contribution to journalArticlepeer-review

67 Citations (Scopus)


A high performance distillation system to remove krypton from xenon was constructed, and a purity level of Kr/Xe = ∼3 × 10-12 was achieved. This development is crucial in facilitating high-sensitivity low-background experiments such as the search for dark matter in the universe.

Original languageEnglish
Pages (from-to)290-296
Number of pages7
JournalAstroparticle Physics
Issue number4
Publication statusPublished - 2009 May


  • 29.40.Mc
  • 81.20.Ym
  • 95.35.+d
  • Dark matter
  • Krypton removal
  • Liquid xenon

ASJC Scopus subject areas

  • Astronomy and Astrophysics


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