Terms: Distance of Closest Approach (6,420), impact parameter (70,500), scattering distance (157), scattering cross-section (68,200),
Boolean: "impact parameter" AND "cross section" (23,000), scattering AND "magnetic moment" AND coulomb (10,300), probabilities AND "cross section" AND "impact parameter" (1,080),
Determining the Impact Parameter
Probabilities and the Cross section - Each of the trajectories is associated with a given impact parameter b. Evaluating the integral over all impact parameters we get the effective cross section

Terms: rutherford scattering (24,100),