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Scintillation efficiency of liquid xenon for nuclear recoils with the energy down to 5 keV

V. Chepel, V. Solovov, F. Neves, A. Pereira, P. J. Mendes, C. P. Silva, A. Lindote, J. Pinto da Cunha, M. I. Lopes, S. Kossionides

physics.ins-detarXiv:physics/0512136

Abstract

The scintillation efficiency of liquid xenon for nuclear recoils has been measured to be nearly constant in the recoil energy range from 140 keV down to 5 keV. The average ratio of the efficiency for recoils to that for gamma-rays is found to be 0.19+-0.02.

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