MICRON-CT USING PIXE WITH MICRO-BEAMS

Author:

ISHII K.1,MATSUYAMA S.1,YAMAZAKI H.1,WATANABE Y.1,YAMAGUCHI T.1,MOMOSE G.1,AMAETAIVAN T.1,SUZUKI A.1,KIKUCHI Y.1,GALSTER W.1

Affiliation:

1. Department of Quantum Science and Energy Engineering, Graduate School of Engineering, Tohoku University, Aoba-Ku, Aramaki-Aza-Aoba 01, Sendai, 980-8579, Japan

Abstract

We developed a micron-CT consisting of micro-beam system and X-ray CCD camera (Hamamatsu photonics C8800X), whose element size is 8μ m ×8μ m and a total number of image elements 1000×1000 gives an image size of 8 mm ×8 mm . The sample is placed in a tube of a small diameter, which is rotated by a stepping motor. The transmission data through the sample are taken with characteristic Ti - K -X-rays (4.558 keV) produced by 3MeV proton and α particle micro-beams. After image reconstruction using an iteration method, 3D-images of small objects namely, hair and small ants were obtained with a spatial resolution of ~5μm. It is expected that our micron-CT can provide cross sectional images of in-vivo cellular samples with high resolution and can be applied to a wide range of research in biology and medicine.

Publisher

World Scientific Pub Co Pte Lt

Cited by 18 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Particle-Induced X-Ray Emission (PIXE);Encyclopedia of Analytical Chemistry;2016-12-21

2. Application of micron X-ray CT based on micro-PIXE to investigate the distribution of Cs in silt particles for environmental remediation in Fukushima Prefecture;Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms;2016-03

3. In vivo 3D PIXE-micron-CT imaging of Drosophila melanogaster using a contrast agent;Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms;2015-04

4. Micron X-ray computed tomography based on micro-particle-induced X-ray emission;International Journal of PIXE;2015-01

5. Improvement and recent applications of the Tohoku microbeam system;Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms;2014-01

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