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Zirconium metal-organic framework functionalized plasmonic sensor

机译:锆金属-有机骨架功能化等离子体传感器

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摘要

The modern world has expanded and evolved in many ways, however, exposure to chemicals has remained a constantthreat to personal health. The development of a highly sensitive and selective sensor which can be multiplexed to providerapid analysis capability in a cluttered sensing environment is desperately needed. We have investigated Zr-based metalorganicframeworks (MOFs) which demonstrate unique chemical properties in the presence of chemicals of interest. Wepresent the development of an optimized plasmonic transducer coupled with a Zr-based MOF UiO-66 active layer. Wewill discuss the integration and characterization of the MOF/plasmonic sensor and summarize our results which show that,upon exposure to the COI, small changes in the optical characteristics of the MOF layer are effectively transduced byobserving shifts in plasmonic resonance. The resulting sensor serves as an important first step towards the rapid detection,classification, and identification of chemical threats.
机译:现代世界已经以许多方式扩展和发展,但是,化学物质暴露仍然是一个恒定的因素。 对个人健康的威胁。可以多路复用以提供高灵敏度和选择性的传感器的开发 迫切需要在混乱的传感环境中提供快速分析功能。我们已经研究了基于Zr的金属有机物 框架(MOF),在感兴趣的化学物质存在下表现出独特的化学性质。我们 提出了与基于Zr的MOF UiO-66有源层耦合的优化等离子换能器的开发。我们 将讨论MOF /等离子传感器的集成和特性,并总结我们的结果,这些结果表明, 暴露于COI时,MOF层的光学特性的细微变化可通过以下方式有效传导: 观察等离子体共振的变化。由此产生的传感器是朝着快速检测迈出的重要的第一步, 分类和识别化学威胁。

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