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A Printable and Conductive Yield-Stress Fluid as an Ultrastretchable Transparent Conductor

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摘要 In contrast to ionically conductive liquids and gels,a new type of yield-stress fluid featuring reversible transitions between solid and liquid states is introduced in this study as a printable,ultrastretchable,and transparent conductor.The fluid is formulated by dispersing silica nanoparticles into the concentrated aqueous electrolyte.The as-printed features show solid-state appearances to allow facile encapsulation with elastomers.The transition into liquid-like behavior upon tensile deformations is the enabler for ultrahigh stretchability up to the fracture strain of the elastomer.Successful integrations of yield-stress fluid electrodes in highly stretchable strain sensors and light-emitting devices illustrate the practical suitability.The yield-stress fluid represents an attractive building block for stretchable electronic devices and systems in terms of giant deformability,high ionic conductivity,excellent optical transmittance,and compatibility with various elastomers.
出处 《Research》 EI CAS CSCD 2022年第1期361-371,共11页 研究(英文)
基金 supported by Key Research and Development Program of Jiangsu Provincial Department of Science and Technology of China(Grant No.BE2019002) National Natural Science Foundation of China(Grant No.21790345) High-Level Entrepreneurial and Innovative Talents Program of Jiangsu Province.
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