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
2015
A Monte Carlo-based radiation safety assessment for astronauts in an environment with confined magnetic field shielding
Geng C, Tang X, Gong C, Guan F, Johns J, Shu D, Chen D. A Monte Carlo-based radiation safety assessment for astronauts in an environment with confined magnetic field shielding. Journal Of Radiological Protection 2015, 35: 777-788. PMID: 26484984, DOI: 10.1088/0952-4746/35/4/777.Peer-Reviewed Original ResearchConceptsGalactic cosmic radiationSolar particle eventsMagnetic fieldActive shielding techniqueToroidal magnetic fieldMonte Carlo toolkitMagnetic field strengthGCR particlesParticle eventsCosmic radiationParticle fluenceSPE protonsRadiation fieldMonte CarloPassive shielding techniquesField strengthDose equivalentAdditional shieldingShielding techniqueRadiation safety assessmentActive shieldingAnthropomorphic phantomRadiation protectionFieldShieldingA Novel Algorithm for Solving the True Coincident Counting Issues in Monte Carlo Simulations for Radiation Spectroscopy
Guan F, Johns JM, Vasudevan L, Zhang G, Tang X, Poston JW, Braby LA. A Novel Algorithm for Solving the True Coincident Counting Issues in Monte Carlo Simulations for Radiation Spectroscopy. Health Physics 2015, 108: 574-579. PMID: 25905518, DOI: 10.1097/hp.0000000000000185.Peer-Reviewed Original ResearchConceptsHigh-purity germanium detectorDetection efficiencyRadiation spectroscopyGermanium detectorCoincident countsGeant4 Monte Carlo simulation toolkitSimulated pulse height spectraMonte Carlo simulation toolkitPulse height spectraRadiation fieldRadiation sourceCoincident radiationNuclear fissionHeight spectraMonte Carlo methodSource particlesSimulation toolkitSpectroscopy problemsMonte Carlo simulationsDetectorCarlo methodCarlo simulationsSpectroscopySpectraNuclear fuel