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 ratioEBT3
2013
A molecular dynamics simulation of DNA damage induction by ionizing radiation
Abolfath RM, Carlson DJ, Chen ZJ, Nath R. A molecular dynamics simulation of DNA damage induction by ionizing radiation. Physics In Medicine And Biology 2013, 58: 7143-7157. PMID: 24052159, DOI: 10.1088/0031-9155/58/20/7143.Peer-Reviewed Original ResearchConceptsMolecular dynamics simulationsChemical reactionsDynamics simulationsChemical bond breaksWater moleculesMolecular dynamics softwareHydrogen abstractionHydroxyl free radicalsBond breaksChemical eventsCollection of ionsSingle protonRadicalsLow-energy electronsDNA moleculesProtonsBackbone damageFree radicalsMulti-scale simulationsIonsMoleculesReactionElectronsBroken bondsEnergy electronsTH‐F‐105‐02: Molecular Dynamics Simulation of DNA Damage Induction by Ionizing Radiation
Abolfath R, Carlson D, Chen Z, Nath R. TH‐F‐105‐02: Molecular Dynamics Simulation of DNA Damage Induction by Ionizing Radiation. Medical Physics 2013, 40: 552-552. DOI: 10.1118/1.4815815.Peer-Reviewed Original ResearchWater moleculesOH radicalsMD simulationsChemical reactionsMolecular dynamicsReaxFF molecular dynamicsHydrogen bond disruptionDynamics of OHMolecular dynamics simulationsChemical pathwaysPair of ionsResult of ionizationSuch computational approachesBond disruptionDynamics simulationsSingle protonMoleculesProtonsBeam of electronsIon distributionOHReactionElectronsIonizationComputational approach
2012
SU‐E‐T‐269: The Evaluation of Copper as an Alternative for Cerrobend Electron Shielding
Chu A, Feng W, Ahmad M, Chen Z, Nath R. SU‐E‐T‐269: The Evaluation of Copper as an Alternative for Cerrobend Electron Shielding. Medical Physics 2012, 39: 3765-3765. PMID: 28517300, DOI: 10.1118/1.4735336.Peer-Reviewed Original ResearchHigh x-ray transmissionX-ray transmissionEnergy electronsHigh-energy electronsLow-energy electronsMarkus parallel-plate chamberPTW farmer chamberSmall cutoutsElectron shieldingParallel plate chamberElectron beamVarian acceleratorDose curvesElectronsCerrobendPlate ChambersScatter doseFarmer chamberDosimetric characteristicsCircular copperSmall discrepanciesAcceleratorBeamDmaxEO
2006
Evaluation of the EDR-2 film for relative dosimetry of high-energy photon and electron beams
Ahmad M, Chen Z, Song H, Deng J, Nath R. Evaluation of the EDR-2 film for relative dosimetry of high-energy photon and electron beams. Radiation Protection Dosimetry 2006, 120: 159-162. PMID: 16644932, DOI: 10.1093/rpd/ncj006.Peer-Reviewed Original ResearchConceptsEDR-2 filmsElectron beamRelative dosimetryHigh-energy photonsClinical radiation dosimetryDose profilesPhotonsRadiation dosimetryBeamDose distributionRadiographic filmsSensitometric studyFilmsDosimetryTreatment planning techniquesElectronsDiodesSymmetryKVFlatnessPlanning techniquesDistribution