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ThemafürProjekt/Bachelorarbeit:

Improvementofthe2DimagingXRFSpektrometers(MAXI): TheMAXIXRF-spectrometerhasbeendesignedin-houseformmresolution,2dimensionalscansonanyflatsurface(solidorfluid)toobtainelementaldistributionmaps.AnexamplepictureofaNimapfromastainlesssteelcrosssectionisshownbelow.ThiscompactXRF-systemconsistsofalowpower,peltiercooledx-raytubeandasilicondriftdetectorcombinedwithacameraandtwolaserpointers,withallaxisperfectlyalignedtofocusonthesamespot,thusallowingforcontinuousmonitoringanddocumentationcapabilitiesofallmeasurementsonthetarget.Sincex-raysarenotinthevisiblespectrum,thelaserpointersareaneasywaytomarkthecurrentspotandwilloverlapwhenfocused.

Improvementsintheperformanceaswellasinthescanningalgorthmsandimagingsoftwareisthetaskoftheprojectwork.

KONTAKT: ao. Univ. Prof. DI Dr. Christina STRELI Atominstitut, Strahlenphysik T: 0043-1-588 01-141330 E-mail: streli@ati.ac.at Internet: http://www.ati.ac.at/xrp