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相关实验视频

Updated: Jul 17, 2025

Thermal Measurement Techniques in Analytical Microfluidic Devices
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Thermal Measurement Techniques in Analytical Microfluidic Devices

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水凝微柱阵列用于在流体中传感温度.

Sang-Woo Seo1, Youngsik Song1, Nafis Mustakim1

  • 1Department of Electrical Engineering, City College of City University of New York, New York, NY 10031 USA.

IEEE sensors journal
|September 4, 2023
PubMed
概括
此摘要是机器生成的。

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我们开发了一个微米大小的水凝柱阵列,用于精确的局部温度传感和控制. 这项技术可以在液态环境中进行动态温度映射和调动,非常适合生物应用.

科学领域:

  • 材料科学 材料科学 材料科学
  • 生物技术是生物技术.
  • 微流体学 微流体学

背景情况:

  • 局部温度控制对于生物系统至关重要.
  • 现有的方法缺乏微米级精度的传感和执行.
  • 水凝提供可调节的热性能.

研究的目的:

  • 开发一个微米大小的水凝柱阵列,用于局部温度传感和执行.
  • 为了研究聚N-异烯酸胺 (p-NIPAAm) 水凝的取决于温度的体积变化.
  • 通过近红外 (NIR) 光来演示时空温度映射和调制.

主要方法:

  • 使用软光刻法制造p-NIPAAm水凝柱阵列.
  • 在水凝柱中嵌入金纳米棒,以发光加热.
  • 使用NIR光来诱导局部加热和监测柱体体积变化.
  • 将N-异烯烯胺与烯胺 (AAM) 联合聚合,以调整低临界溶液温度 (LCST).

主要成果:

  • 水凝柱在他们的LCST附近表现出敏感的体积过渡.
  • 通过与AAM的共聚合,可以调整LCST.
  • 通过监测柱体体积变化来实现水中的时空温度映射.
关键词:
在AU纳米棒.微支柱阵列是一个微支柱阵列.在p-NIPAAm水凝中.光热驱动的启动方式温度传感器是一种温度传感器.

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  • 通过局部NIR光加热来启动被成功演示.

    • 结论:

    • 微米大小的水凝柱阵列作为一个敏感的温度探测器和执行器.
    • 该系统允许在液体中进行高分辨率的局部温度调节和映射.
    • 这项技术在需要精确的热控制的生物系统中具有很大的应用潜力.