(S)TEM 3D printing STEM-EELS of PS and PMMA Technology: general issues analytical centrifugation analytical ultracentrifugation arbitrary distribution block copolymer block copolymer self-assembly block copolymers block copolymers (BCPs) chemo-epitaxy classification of nanoparticles colloidal clusters colloidal molecules colloidal nanospheres conjugated polymers density gradient centrifugation deposition surface differential centrifugal sedimentation direct laser-writing directed self-assembly directed self-assembly (DSA) disk centrifuge large scale line edge roughness (LER) line edge roughness LER line width roughness (LWR) line/space patterning multimaterials