Measurement of changes in water thickness in plant materials using very low-energy neutron radiography

被引:8
|
作者
Matsushima, U
Kawabata, Y
Hino, M
Geltenbort, P
Nicolaï, BM
机构
[1] Univ Ryukyus, B-3000 Heverlee, Belgium
[2] Univ Ryukyus, Nishihara, Okinawa 9030213, Japan
[3] Kyoto Univ, Inst Res Reactor, Kumatori, Osaka 5900494, Japan
[4] Inst Max Von Laue Paul Langevin, F-38042 Grenoble, France
[5] Katholieke Univ Leuven, B-3001 Heverlee, Belgium
关键词
neutron radiography; plant; water; very cold neutron beam;
D O I
10.1016/j.nima.2005.01.014
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Low-energy neutron radiographic images of Hedera leaves were obtained using the very cold neutron (VCN) beam at Institut Laue-Langevin, France. A change in hydrogen concentration measured in a short period by means of neutron radiography indicates a change in water concentration in the plant. A regression model was evaluated to estimate changes in water thickness of the leaves and, the resolution of this method was smaller than 5 pm. The method was effective to measure small changes in water thickness of thin plant leaves. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:76 / 80
页数:5
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