Thermally induced film wrinkling is a fabrication and reliability challenge for thin-film stacks consisting of a compliant film capped by a stiffer film.
Thermally induced film wrinkling is a fabrication and reliability challenge for thin-film stacks consisting of a compliant film capped by a stiffer film.
The SiGe film is patterned into islands. On annealing, the glass flows and the islands relax. The resulting strain-free islands are used as substrates, to grow ...
Thermally induced wrinkling in thin-film stacks on patterned substrates. K. Srinivasan; S. Goyal; et al. 2009; IBM J. Res. Dev. Focus areas ...
Apr 6, 2020 · It is possible to form wrinkles on a surface by heating a film stack of two or more layers featuring different Young's modulus and coefficient ...
Complex wrinkle patterns have been observed in various thin film systems, typically with integrated hard and soft materials for various applications as well ...
Articulated surface wrinkling patterns can be induced through the mechanical instability of patterned stiff films with periodic stiffness distributions.
... wrinkles upon heat-induced shrinkage. These wrinkled CNT bundles can be transferred into soft materials similar to the human epidermis for extremely highly ...
May 25, 2022 · A wrinkled surface could be spontaneously generated within a suspended ultrathin film, such as graphene, to reduce the total Gibbs-free energy ( ...
Mar 31, 2020 · Formation of wrinkles can occur on a thin film bonded to a thick compliant substrate. When in-plane compression in an initially flat structure ...