multilayerStapel
MultilayerStapel is a layered assembly in which two or more materials are organized into distinct layers along a common axis. The arrangement can be designed to tailor optical, electronic, thermal, or mechanical properties that cannot be achieved with a single material. In practice, a MultilayerStapel may span from a few nanometers to several micrometers in total thickness and is used in fields such as microelectronics, photonics, energy storage, and protective coatings.
Materials and deposition: Layer choices are guided by desired function, such as high refractive index contrasts
Applications: Dielectric mirrors and optical coatings, semiconductor interconnect stacks, battery electrode stacks, barrier/adhesion layers, and multifunctional
Characterization and challenges: Characterization uses X-ray reflectivity, ellipsometry, transmission electron microscopy, and secondary ion mass spectrometry
Variants: Organic–inorganic stacks, metal-dielectric stacks, or superconducting multilayers. The term is used across disciplines and may