Nital, picral, Keller etchants reveal microstructure under optical microscopy; SEM/BSE shows phases; EBSD maps grain orientations and texture; APT (atom-probe tomography) for nanoscale chemistry.
Nital, picral, Keller etchants reveal microstructure under optical microscopy; SEM/BSE shows phases; EBSD maps grain orientations and texture; APT (atom-probe tomography) for nanoscale chemistry.