Particle AcceleratorsRadiotherapy, High-EnergyParticle SizeRadiometric DatingArchaeologyRadiotherapy Planning, Computer-AssistedRadiosurgeryFilm DosimetryMechlorethamineRadiometryRadiotherapy DosageMass SpectrometryPhotonsHeavy IonsAgrochemicalsRadiation DosageFiducial MarkersCarbon RadioisotopesEquipment DesignRadiotherapy, Intensity-ModulatedEquipment Failure AnalysisAneurysm, DissectingTamaricaceaeNeutronsRelative Biological EffectivenessAnalytic Sample Preparation MethodsHeavy Ion RadiotherapyComputer-Aided DesignDose-Response Relationship, RadiationWaxesPlasticizersCaliforniaAortic AneurysmRadiotherapy, Image-GuidedRadiation MonitoringPhantoms, ImagingScattering, Radiation