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Mass Diffusion Metamaterials with "Plug and Switch" Modules for Ion Cloaking, Concentrating, and Selection: Design
Yang Li1, Chengye Yu1, Chuanbao Liu2
1Beijing Advanced Innovation Center for Materials Genome Engineering, Institute for Advanced Materials and Technology, University of Science and Technology Beijing, Beijing, 100083, China.
Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|August 17, 2022
Summary
Mass diffusion metamaterials were experimentally demonstrated for the first time, enabling control over ion movement. A novel "plug and switch" design offers reconfigurable cloaking, concentrating, and selective ion functions.
Area of Science:
- Materials Science
- Chemical Engineering
- Physics
Background:
- Metamaterials excel at manipulating physical fields, but mass diffusion metamaterials remain experimentally unproven.
- Applications in chemical and biochemical engineering necessitate practical diffusion control.
Purpose of the Study:
- To experimentally demonstrate mass diffusion metamaterials.
- To introduce a "plug and switch" design for reconfigurable diffusion manipulation.
Main Methods:
- Utilized simulations and experiments to verify ion cloaking, concentrating, and selection.
- Developed a "plug and switch" metamaterial concept based on scattering cancellation (SC).
Main Results:
- Achieved switchable functions (cloaking, concentrating, ion selection) by modular units.
- Demonstrated catalytic enhancement and protein protection using the developed metamaterials.
Conclusions:
- Successfully manipulated mass diffusion using metamaterials.
- The "plug and switch" design is extensible and reconfigurable for diverse applications like drug delivery and bioinspired membranes.
