风车滴:双相油在水滴的光学诱导的旋转
Jesús J Del Pozo1, Ana B Bonhome-Espinosa1, Wei Sun1,2
1Universidad de Granada, Department of Applied Physics, Campus de Fuentenueva S/N, 18071, Granada, Spain. rul@ugr.es.
Soft matter
|August 4, 2025
概括
我们发现特定的双相液滴,当光学被捕获时,会呈现旋转. 这种失平衡现象是稳定的,依赖于激光功率,甚至可以在附近的水滴中间接诱导.
科学领域:
- 微流体学和光学操纵
- 软物质物理学 软物质物理学
- 非平衡的热力学.
背景情况:
- 光学子是微滴处理的成熟工具.
- 在光学捕获的滴中探索失衡现象是有限的.
研究的目的:
- 为了研究和证明在光学捕获的双相滴中失衡的现象.
- 探索共同乳化碳化合物和碳化合物油滴在水中的旋转.
主要方法:
- 通过在水中共同乳化不混合的碳化合物和碳化合物油来制造双相液滴.
- 使用激光光束捕捉液滴的光学捕获.
- 图像分析以测量滴滴旋转频率.
- 顺序激活多个光学陷用于间接滴滴操纵.
主要成果:
- 特定的双相液滴几何体在激光束轴周围表现出稳定的旋转.
- 滴滴旋转频率与激光束功率成正比.
- 通过循环排列的顺序激活的陷来实现非被捕获的滴滴的间接旋转.
结论:
- 在光学捕获的双相滴中展示了新的失衡现象学.
- 结果表明在诸如光学诱导混合等领域的潜在应用.
- 这些发现可能有助于对不对称粒子的光学操纵的基本理解.
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