“用于连续合成水凝胶微粒的微流控平台描述了嵌入在规定位置的超顺磁性胶体 (SPC)。
交联微粒的形状由停流光刻独立控制,而被捕获的 SPC 的位置由由 2D 镍片制成的虚拟磁性模具决定,有助于磁性捕获。
捕获的 SPC 的空间位置共同用作产品认证的二进制代码矩阵。通过系统研究镍贴片产生的磁场微梯度,将分析和有限元方法相结合,以优化 SPC 的捕获效率。
预计所提出的磁性微粒将有助于开发受软物质启发的产品质量控制、跟踪和防伪技术。”
图表和摘要转载自Zhang, M. , Warth, T. , Boon, N. , Demirörs, AF , Eral, HB , Microfluidic Synthesis of Hydrogel Microparticles with Super顺磁性胶体嵌入规定位置用于防伪应用。
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