RadioisotopesNeutronsIsotopesNeutron DiffractionProtonsFast NeutronsIsotope LabelingNitrogen IsotopesBoron Neutron Capture TherapyOxygen IsotopesCarbon IsotopesNeutron Activation AnalysisProton PumpsDeuteriumZinc IsotopesSulfur IsotopesBoronScattering, RadiationIron IsotopesDeuterium OxideNeutron Capture TherapyProton Pump InhibitorsNuclear FissionStrontium IsotopesActivation AnalysisMagnetic Resonance SpectroscopyWaterHydrogen-Ion ConcentrationHydrogenRelative Biological EffectivenessKineticsRadioisotope Dilution TechniqueBoron CompoundsMass SpectrometryScattering, Small AngleModels, MolecularLinear Energy TransferBoranesRadiotherapy, High-EnergyIndicator Dilution TechniquesModels, ChemicalCalifornium