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Topics in radiation at accelerators: radiation physics for personnel and environmental protection... The general considerations of primary radiation fields pertinent to accelerators are discussed....

général - core.ac.uk - PDF: digital.library.unt.edu

Response of x-ray intensifying screens to scattered and primary radiationThe energy dependence of the luminance ratio due to scattered and primary radiation has been determined for four types of X-ray intensifying screens....

PDF: www.loc.gov

The role of interstitial brachytherapy in the management of primary radiation therapy for uterine cervical cancerPurpose : The aim of this study was to report the clinical results of uterine cervical cancer patients treated by primary radiation therapy including brachytherapy, and investigate the role of interstitial brachytherapy (ISBT)....

PDF: doaj.org

Primary radiation damage formation... The formation and evolution of this primary radiation damage mechanism are described to provide an overview of how stable defects are formed by displacement cascades, as well as the nature and morphology of the ...

PDF: digital.library.unt.edu

primary cosmic radiation

environnement - iate.europa.eu

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Change of primary cosmic radiation nuclear composition in the energy... This fact supports our earlier conclusion on the existence of primary cosmic radiation (PCR) nuclei spectra cutoff effect in the primary energy region 10 15 − 10 17 eV [1, 4]....

général - core.ac.uk - PDF: citeseerx.ist.psu.edu

Essential properties of the difference method for the search of the anisotropy of the primary cosmic radiationThe methodical properties of the original difference method for the search of the anisotropy at the knee region of the primary cosmic radiation energy spectrum are analyzed....

PDF: arxiv.org

Influence of primary cosmic radiation mass composition on the estimation of eas energy... The average calculated meaning of the value of Eem/E0 ratio (between the proton and iron nucleus) within experimental errors is in agreement with experimental data that doesnt contradict to the mixed mass composition of primary cosmic radiation

PDF: citeseerx.ist.psu.edu

Exotic model of the cosmic ray spectrum... It is assumed that the mass composition of primary cosmic radiation varies sharply at energies of 1015 - 1016 eV, where quasi-nuclei (strangelets) appear instead of nuclei....

PDF: doaj.org

The production of radio isotopes in collisions of cosmic ray nuclei with hydrogen in space and the effect of their decay on the composition of the radiation observed near the earth...2.5±0.5 g(cm2 of hydrogen between the source region and the earth; (b) the calculated relative intensities of Li, Be and B nuclei, produced in collisions of heavy nuclei with hydrogen, after taking decay effects into account, agree well with the observed relative intensities of these nuclei in the primary cosmic radiation in the vicinity of the earth; (c) nuclei with Z=16-19 are very rare near the source region compared to nuclei with Z=10-15 and Z=Z0-28; (d) the decay ...

PDF: ptp.oxfordjournals.org

primary cosmic rays

environnement - iate.europa.eu

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Composition of primary cosmic rays beyond the "knee" from emulsion chamber observations... The analysis requires a heavy nuclear component of primary cosmic rays above the "knee" in the spectrum with average mass number ! A ?= 7:3 \Sigma 0:9....

général - core.ac.uk - PDF: citeseerx.ist.psu.edu

High-energy multiple muons and heavy primary cosmic-rays... On the lateral spread, the comparison with the deep underground observations indicates that the primary cosmic rays include heavy nuclei of high content....

PDF: hdl.handle.net

Composition of primary cosmic rays beyond the “knee” from emulsion chamber observations... The analysis requires a heavy nuclear component of primary cosmic rays above the “knee ” in the spectrum with average mass number < A> = 7.3...

PDF: citeseerx.ist.psu.edu

Cosmic ray velocity and electric charge measurements in the ams experiment... The AMS02 detector AMS [ 1] (Alpha Magnetic Spectrometer) is a precision spectrometer designed to search for cosmic antimatter, dark matter and to study the relative abundance of elements and isotopic composition of the primary cosmic rays with an energy up to ∼1TeV....

PDF: citeseerx.ist.psu.edu

Muon fluxes derived from the directly measured primary cosmic-ray elemental spectra using hadron-proton machine interaction resultsThe directly measured elemental spectra of primary cosmic rays obtained from JACEE, MSU, SOKOL and CRN data on p, He, CNO, Ne-S and Fe fluxes have been considered for the calculation of elemental nucleon spectra at the...

PDF: eprints.bice.rm.cnr.it

Publications scientifiques

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Development of the cosmic ray techniques

... De la même façon, les "télescopes" utilisés dans l'étude des rayons cosmiques, composés de compteurs Geiger-Muller, ont permis la découverte de l'effet Est-Ouest, démontrant que les particules de la radiation cosmique primaire ont une charge électrique positive....

...A close relationship exists between the advances of cosmic-ray physics and technical developments....

recherche et propriété intellectuelle - core.ac.uk -