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HomeMaterials Science ForumMaterials Science Forum Vols. 445-446Visualization and Position Control of a Slow...

Visualization and Position Control of a Slow Positron Beam

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Periodical:

Materials Science Forum (Volumes 445-446)

Pages:

468-470

DOI:

https://doi.org/10.4028/www.scientific.net/MSF.445-446.468

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Cite this paper

Online since:

January 2004

Authors:

P. Desgardin, Marie France Barthe

Keywords:

Beam Images, Beam Position, Correction Coils, Microchannel Plates, Phosphorus Screen, Slow Positron Beam

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© 2004 Trans Tech Publications Ltd. All Rights Reserved

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[1] P. Desgardin, L. Liszkay, L. Henry, M. -F. Barthe, C. Corbel, J. Briaud, M. Saillard, L. Lepolotec and G. Blondiaux: Mater. Sci. Forums Vol. 363-365 (2001) p.523.

DOI: 10.4028/www.scientific.net/msf.363-365.523

[2] J. Oila, V. Ranki, J. Kivioja, K. Saarinen, P. Hautojärvi: Appl. Surf. Sci. 194 (2002) p.38.

[3] P. Coleman: Positron beams and their applications (World scientific, Singapore, 2000) p.33. -1. 5 -1. 0 -0. 5 0. 0 0. 5 1. 0 1. 5.

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[1] 5.

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[2] 5.

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[4] 0 Steel With correction No correction W / WSi Vertical position (mm) Si (Fz) Figure 3: High momentum fraction (W) measured on low doped FZ Si(111) partially covered with amagnetic stainless steel at an positron energy of 25 keV as a function of the vertical position.