Figure 5
Hydroxyapatite nano-fibril with a cross section of 2.3 × 4.6 nm. (a) Calculated small-angle scattering, a = b = 5000 Å, no crystallite size broadening; (b) wide-angle scattering, a = b = 500 Å, Lorentzian crystallite size convolution parameter value 39.3; (c) composite PDF modelling, baseline model Beq 30. |