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Development of a single ion micro-irradiation facility for experimental radiobiology at cell level; Developpement d'une ligne d'irradiation microfaisceau en mode ion par ion pour la radiobiologie experimentale a l'echelle cellulaire

Abstract

A micro-irradiation device has been developed for radiobiology applications at the scale of the cell. This device is based on an upgrade of an existing micro-beam line that was already able to deliver a 1 to 3 MeV proton or alpha beam of low intensity and whose space resolution is lower than 1 micrometer in vacuum. The important part of this work has been the development of an irradiation stage designed to fit on the micro-probe and able to deliver ions in the air with an absolute accuracy of a few micrometers. A program has been set up to monitor the complete irradiation line in testing and in automatic irradiation operating phases. Simulation tools based on Monte-Carlo calculations have been validated through comparisons with experimental data particularly in the field of spatial resolution and of the number of ions delivered. The promising results show the possibility in a near future to use this tool to study the response of cells to very low irradiation doses down to the extreme limit of one ion per cell.
Authors:
Publication Date:
Oct 01, 2003
Product Type:
Thesis/Dissertation
Report Number:
FRNC-TH-6191
Resource Relation:
Other Information: TH: These physique; 76 refs
Subject:
43 PARTICLE ACCELERATORS; ANIMAL CELLS; BEAM PRODUCTION; COMPUTERIZED SIMULATION; DOSE-RESPONSE RELATIONSHIPS; G CODES; ION BEAMS; IRRADIATION DEVICES; LOW DOSE IRRADIATION; MONTE CARLO METHOD; VAN DE GRAAFF ACCELERATORS
OSTI ID:
20702729
Research Organizations:
Bordeaux-1 Univ. Sciences et Technologies, 33 (France)
Country of Origin:
France
Language:
French
Other Identifying Numbers:
TRN: FR0504096017871
Availability:
Available from INIS in electronic form
Submitting Site:
FRN
Size:
158 pages
Announcement Date:
Apr 10, 2006

Citation Formats

Barberet, Ph. Development of a single ion micro-irradiation facility for experimental radiobiology at cell level; Developpement d'une ligne d'irradiation microfaisceau en mode ion par ion pour la radiobiologie experimentale a l'echelle cellulaire. France: N. p., 2003. Web.
Barberet, Ph. Development of a single ion micro-irradiation facility for experimental radiobiology at cell level; Developpement d'une ligne d'irradiation microfaisceau en mode ion par ion pour la radiobiologie experimentale a l'echelle cellulaire. France.
Barberet, Ph. 2003. "Development of a single ion micro-irradiation facility for experimental radiobiology at cell level; Developpement d'une ligne d'irradiation microfaisceau en mode ion par ion pour la radiobiologie experimentale a l'echelle cellulaire." France.
@misc{etde_20702729,
title = {Development of a single ion micro-irradiation facility for experimental radiobiology at cell level; Developpement d'une ligne d'irradiation microfaisceau en mode ion par ion pour la radiobiologie experimentale a l'echelle cellulaire}
author = {Barberet, Ph}
abstractNote = {A micro-irradiation device has been developed for radiobiology applications at the scale of the cell. This device is based on an upgrade of an existing micro-beam line that was already able to deliver a 1 to 3 MeV proton or alpha beam of low intensity and whose space resolution is lower than 1 micrometer in vacuum. The important part of this work has been the development of an irradiation stage designed to fit on the micro-probe and able to deliver ions in the air with an absolute accuracy of a few micrometers. A program has been set up to monitor the complete irradiation line in testing and in automatic irradiation operating phases. Simulation tools based on Monte-Carlo calculations have been validated through comparisons with experimental data particularly in the field of spatial resolution and of the number of ions delivered. The promising results show the possibility in a near future to use this tool to study the response of cells to very low irradiation doses down to the extreme limit of one ion per cell.}
place = {France}
year = {2003}
month = {Oct}
}