=== Solid sphere ===
For a solid sphere of radius R, the form factor is isotropic and reads
<math> P_
Unknown macro: {sphere}
(q) = \left( 3 \frac
Unknown macro: {sin(qR) - qR cos(qR) }
Unknown macro: {(qR)^3}
\right)^2 </math>
=== Solid sphere ===
For a solid sphere of radius R, the form factor is isotropic and reads
<math> P_
(q) = \left( 3 \frac
\right)^2 </math>