Hot debate: When a horse gallops, is there ever a moment where all four hooves leave the ground? AD 1872 required new electric shutter technology: Muybridge and Stanford
Muybridge’s multi-camera
Muybridge’s galloping horse (1878)
realistic “crystal” of horses
average structure: galloping horse
average structure: 1-sigma contour
Muybridge’s galloping horse (1878) Real spacereciprocal “Time-resolved” diffraction
Muybridge’s galloping horse (1878) Real spacereciprocal Average intensity
Muybridge’s galloping horse (1878) Real spacereciprocal Average electron density
Muybridge’s galloping horse (1878) Real spacereciprocal Sum(intensity) – Sum(density) = diffuse scatter
Muybridge’s galloping horse (1878) Real spacereciprocal F incoh – F coherent with density phases
Muybridge’s galloping horse (1878) Real spacereciprocal RMS variation in density
Supporting a model with data