DNANeoplasmsCalibrationX-RaysGamma RaysRadiationDNA lesion distributionbiological effectbiophysicalbenchmarkparticlecharged particledosedose distributiondepositionparticle pathmodel approachlesionhigh-energytissuemodel tissuespatial distributiongamma-rayscancer3D DNA lesion distributiondirect measurement of the 3D DNA lesion distributionapplicability of charged particlesecondary malignancyparticle damage tissuehigh dose depositionefficiency resulttumor cell kill