Fig. 5: SANS-USANS scattering profiles (left), and Guinier plot (right) for PS clusters in the space sample for four [NaCl] values.
From: Clustering of charged colloidal particles in the microgravity environment of space
![Fig. 5: SANS-USANS scattering profiles (left), and Guinier plot (right) for PS clusters in the space sample for four [NaCl] values.](http://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41526-023-00280-5/MediaObjects/41526_2023_280_Fig5_HTML.png)
The curves are vertically shifted and superimposed for clarity. In the Guinier region, scattering intensity I(q) is proportional to exp(-Rg2q2),where Rg is the radius of gyration of the clusters, and q is the scattering vector. Rg is obtained as the slope of the plot of log I(q) versus q2.