Concept of a TelescopeCovers the principle and types of telescopes, historical examples, resolution factors, and interferometers.
Reciprocal Lattice and DiffractionExplores reciprocal lattice in 2D systems, diffraction from lattice and atomic structures, emphasizing scattering and constructive interference.
Dynamical ScatteringExplores dynamical scattering in electron diffraction, discussing interdependent scattering and challenging interpretation of diffracted beams.