Spectroscopy, Electron Energy-LossNeonElectronsEnergy MetabolismMicroscopy, ElectronEnergy IntakePhosphocreatineElectron TransportMicroscopy, Electron, ScanningEnergy TransferAdenosine TriphosphatePhosphatesMicroscopy, Electron, TransmissionCosmic RadiationMagnetic Resonance SpectroscopyParticle AcceleratorsLinear Energy TransferElectron Spin Resonance SpectroscopyKineticsThermodynamicsOxidation-ReductionMyocardiumHeavy IonsLactatesBody WeightOxygen ConsumptionSpectrometry, GammaModels, MolecularTime FactorsAdenine NucleotidesRadiotherapy, High-EnergyDietRelative Biological EffectivenessGlycolysisOxidative PhosphorylationModels, ChemicalHydrogen-Ion ConcentrationAdenosine DiphosphateFluorescence Resonance Energy TransferEatingCreatineProtein ConformationModels, BiologicalProtonsSpectrum AnalysisSolar EnergyMitochondriaTemperatureBody CompositionDietary ProteinsMicroscopy, Electron, Scanning TransmissionDietary FatsCattleWeight GainConservation of Energy Resources