0000000000413823

AUTHOR

R. Di Liberto

showing 2 related works from this author

The response behaviour of LiF:Mg,Cu,P thermoluminescence dosimeters to high-energy electron beams used in radiotherapy

1995

To ensure the effectiveness of radiation-therapy treatments, both in-phantom and in-patient reliable dose measurements are required. Thermoluminescence dosimeters are used commonly for both applications. Among the various available materials, the relatively new LiF:Mg,Cu,P phosphor is a suitable candidate for quality control of in vivo dosimetry in electron-beam therapy. The response behaviour of LiF:Mg,Cu,P chips to 6-21 MeV electron beams used in radiotherapy was studied. Batch homogeneity, dose linearity, sensitivity change after use, dose and dose-rate response, energy dependence and fading characteristics were investigated. The contribution from each factor to the overall uncertainty i…

Time FactorsDosimeterMaterials scienceRadiological and Ultrasound Technologybusiness.industryRadiochemistryDose profilePhosphorElectronModels TheoreticalThermoluminescenceRadiotherapy High-EnergyThermoluminescent DosimetryCathode rayHumansDosimetryThermoluminescent DosimetryRadiology Nuclear Medicine and imagingNuclear medicinebusinessPhysics in Medicine and Biology
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Environmental Gamma Radiation Measurements on the Island of Pantelleria

1992

The population exposure to those living on the island of Pantelleria, Italy, was estimated by measuring the natural gamma background. Gamma spectra of natural rocks and measurements of absorbed dose in air were taken. A correlation was found between the mean gamma exposure rate and the mean values of natural radionuclide concentrations in the investigated rocks.

Geological PhenomenaRadionuclideeducation.field_of_studyEpidemiologyHealth Toxicology and MutagenesisPopulationRadiochemistryGeologyRadiationAtmospheric sciencesDisastersMediterranean IslandsItalyGamma RaysRadiation MonitoringAbsorbed doseRadioactive contaminationBackground RadiationEnvironmental scienceDosimetryRadiology Nuclear Medicine and imagingPopulation exposureeducationNatural radioactivityEnvironmental MonitoringHealth Physics
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