Fig. 6From: Facile Fabrication of BiF3: Ln (Ln = Gd, Yb, Er)@PVP Nanoparticles for High-Efficiency Computed Tomography ImagingComparison of the effect of in vitro CT imaging between BiF3: Ln@PVP NPs and Iohexol. A, B In vitro CT imaging under different operating voltages (50 and 80 kV, respectively) of BiF3: Ln@PVP NPs and Iohexol. C The corresponding CT values of BiF3: Ln@PVP NPs and Iohexol under 50 and 80 kV, respectivelyBack to article page