2023
Characterization of GafchromicTM EBT4 film with clinical kV/MV photons and MeV electrons
Guan F, Chen H, Draeger E, Li Y, Aydin R, Tien C, Chen Z. Characterization of GafchromicTM EBT4 film with clinical kV/MV photons and MeV electrons. Precision Radiation Oncology 2023, 7: 84-91. DOI: 10.1002/pro6.1204.Peer-Reviewed Original ResearchX-ray beamMeV electron beamMV photon beamElectron beamMV photonsBeam energyMeV electronsPhoton beamsEnergy dependenceKilovoltage x-ray beamsMinimal energy dependenceClinical photonPhotonsBeamRadiation typesMeVElectronsDependence experimentsFilmsDose-response dependenceResponse dependenceDependenceEnergyNoise ratioEBT3Dosimetric response of Gafchromic™ EBT‐XD film to therapeutic protons
Guan F, Wang X, Yang M, Draeger E, Han D, Iga K, Guo F, Perles L, Li Y, Sahoo N, Mohan R, Chen Z. Dosimetric response of Gafchromic™ EBT‐XD film to therapeutic protons. Precision Radiation Oncology 2023, 7: 15-26. PMID: 37868341, PMCID: PMC10586355, DOI: 10.1002/pro6.1187.Peer-Reviewed Original ResearchLinear energy transferEBT-XD filmsTherapeutic protonsFilm calibrationProton linear energy transferUltra-high Dose Rate FLASH RadiotherapyDynamic dose rangeMV photon beamDose-averaged LET valuesDose rate dependenceProton beamlineProton beamPhoton beamsFLASH beamSpot scanning proton beamsDosimetric responseLET dependenceFLASH radiotherapyHigh-dose applicationFilm responseLET valuesEnergy transferBeamProtonsGafchromicAdding the X‐ray Bragg reflection physical process in crystal to the Geant4 Monte Carlo simulation toolkit, part I: reflection from a crystal slab
Guan F, Asai M, Bartkoski D, Kleckner M, Harel Z, Salehpour M. Adding the X‐ray Bragg reflection physical process in crystal to the Geant4 Monte Carlo simulation toolkit, part I: reflection from a crystal slab. Precision Radiation Oncology 2023, 7: 59-66. DOI: 10.1002/pro6.1188.Peer-Reviewed Original ResearchMonte Carlo simulation toolkitCrystal slabX-ray diffractionPhysical processesGeant4 Monte Carlo simulation toolkitX-ray photonsIncident photon beamSimulation toolkitParticle physicsBragg diffractionPhysics processesPhoton trackingWave naturePhoton beamsBragg angleBragg reflectionsLaue diffractionBragg's lawModel classGeneral formPhotonsSpecial caseGeant4Specular reflectionDiffraction
2018
Investigation of the dose perturbation effect for therapeutic beams with the presence of a 1.5 T transverse magnetic field in magnetic resonance imaging-guided radiotherapy.
Shao W, Tang X, Bai Y, Shu D, Geng C, Gong C, Guan F. Investigation of the dose perturbation effect for therapeutic beams with the presence of a 1.5 T transverse magnetic field in magnetic resonance imaging-guided radiotherapy. Journal Of Cancer Research And Therapeutics 2018, 14: 184-195. PMID: 29516984, DOI: 10.4103/jcrt.jcrt_1349_16.Peer-Reviewed Original ResearchConceptsT transverse magnetic fieldBeam energyCarbon ion beamsTherapeutic beamTransverse magnetic fieldMagnetic fieldDose perturbationsDose perturbation effectsIon beamMagnetic resonance imaging-guided radiotherapyHigher beam energiesUniform magnetic fieldWater-air interfaceAir-tissue interfacePhoton beamsRadiation fieldPerturbation effectsBragg peakProper energyBeamBeam typeDose distributionEnergyProtonsRadiotherapy methods