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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2014 Dec 5;91(2):385–392. doi: 10.1016/j.ijrobp.2014.10.001

Figure 1.

Figure 1

(Left) Schematic of tumor sub-volume cross-section showing tumor cells with GNP. (Right) Model for calculating DEF to tumor voxels; radiation-induced photoelectrons from GNP deposit their energy in the tumor voxel (Figures not to scale.)