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Figure 2: Effective atomic numbers of Red Articulation Wax, Polyethylene Terephthalate, Paraffin 1, Paraffin 2, Bolus, Pitch, Poly - Phenylene Sulfide, Poly-Sulfone, Poly-vinyl-chloride and Modeling Clay for photon energy ranges from 10 keV to 20 MeV by Auto-Zeff, direct, interpolation, and power Law

Figure 2: Effective atomic numbers of Red Articulation Wax, Polyethylene Terephthalate, Paraffin 1, Paraffin 2, Bolus, Pitch, Poly - Phenylene Sulfide, Poly-Sulfone, Poly-vinyl-chloride and Modeling Clay for photon energy ranges from 10 keV to 20 MeV by Auto-Zeff, direct, interpolation, and power Law