Stick-to-itiveness: Engineers show self-organization of sticky micron-to-mesoscale 3D structures in confined fluids

https://phys.org/news/2023-07-stick-to-itiveness-self-organization-sticky-micron-to-mesoscale-3d-1.html

"fluid mechanics, chemo-mechanical... 2D polymeric sheets, sticky bonds added to specific points as hinges designed to precisely fit together... dropped into solution sink to bottom, reactant added instigates catalytic reaction generating fluid flows: horizontal first moves sheets together along chamber floor, and sticky bonds connect appropriate panel to base, vertical lifts sides upright where again panels connected via sticky bonds to complete structure... self-organized cube and closing its lid... medical, optical, electrical and biomedical"