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. Author manuscript; available in PMC: 2012 Nov 16.
Published in final edited form as: Phys Rev Lett. 2012 Feb 13;108(7):078103. doi: 10.1103/PhysRevLett.108.078103

FIG. 2.

FIG. 2

(color online). Quantitative PFM of inner aortic wall by DFRT; (a) schematics of DFRT with actual experimental data; and mapping of PFM (b) amplitude, (c) resonant frequency, and (d) quality factor in a 700 × 700 nm2 area, all overlaid on 3D topography.