TY - JOUR
T1 - Characterization of glasses for 3He neutron spin filter cells
AU - Sakaguchi, Y.
AU - Kira, H.
AU - Oku, T.
AU - Shinohara, T.
AU - Suzuki, J.
AU - Sakai, K.
AU - Nakamura, M.
AU - Suzuya, K.
AU - Arai, M.
AU - Takeda, M.
AU - Wakimoto, S.
AU - Yamazaki, D.
AU - Koizumi, S.
AU - Endoh, Y.
AU - Kakurai, K.
AU - Arimoto, Y.
AU - Ino, T.
AU - Shimizu, H. M.
AU - Kamiyama, T.
AU - Ohoyama, K.
AU - Hiraka, H.
AU - Tsutsumi, K.
AU - Yamada, K.
AU - Chang, L. J.
N1 - Funding Information:
This research project was supported by Quantum Beam Technology Program, JST, MEXT. We are grateful to Dr. K. Soyama and Dr. R. Maruyama for assisting in the X-ray diffraction measurements. We thank Dr. K. Harunaga, Dr. Y. Shikamori, Dr. F. Esaka, and Dr. H. Yamamoto for the ICP-MS measurements. We also thank Dr. Y. Oba for the SQUID measurements.
PY - 2011/4/1
Y1 - 2011/4/1
N2 - Polarized 3He neutron spin filters are suitable devices for polarizing neutrons at spallation neutron facilities because of the wide coverage in energy range and the large solid-angles. The glass cell plays an important role in the 3He spin filters. In order to get good quality of glass cells, the investigation on the microscopic structure would be helpful. In this paper, we report on the results of X-ray diffraction for several glasses. We observed a correlation between the position of the first peak and the helium permeation velocity. We also observed a small difference in the diffraction curve among GE180 glasses with different thermal treatment. Desirable structure for 3He spin filters is discussed.
AB - Polarized 3He neutron spin filters are suitable devices for polarizing neutrons at spallation neutron facilities because of the wide coverage in energy range and the large solid-angles. The glass cell plays an important role in the 3He spin filters. In order to get good quality of glass cells, the investigation on the microscopic structure would be helpful. In this paper, we report on the results of X-ray diffraction for several glasses. We observed a correlation between the position of the first peak and the helium permeation velocity. We also observed a small difference in the diffraction curve among GE180 glasses with different thermal treatment. Desirable structure for 3He spin filters is discussed.
KW - Glasses
KW - Neutron spin filter
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U2 - 10.1016/j.nima.2010.06.358
DO - 10.1016/j.nima.2010.06.358
M3 - Article
AN - SCOPUS:79952988159
SN - 0168-9002
VL - 634
SP - S122-125
JO - Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
JF - Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
IS - 1 SUPPL.
ER -