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基于微流体的纳米粒子制造工艺的优化计算辅助方法.

Marco Bellotti1, Enrica Chiesa2, Bice Conti2

  • 1Department of Civil Engineering and Architecture, Università degli Studi di Pavia, Via Ferrata 3, Pavia, Italy. marco.bellotti01@universitadipavia.it.

Annals of biomedical engineering
|August 4, 2024
PubMed
概括

微流体纳米粒子 (NP) 生产提供了效率和控制. 本研究引入了一个计算流体动力学管道,通过预测形成区域和尺寸异质性来优化NP制造,从而降低实验成本.

关键词:
制造业 制造业 制造业 制造业微流体学 微流体学纳米颗粒 纳米颗粒数字模拟 数字模拟

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科学领域:

  • *纳米技术和材料科学 *纳米技术和材料科学
  • * 化学工程 化学工程
  • * 制药科学 制药科学

背景情况:

  • *微流体生产纳米颗粒 (NP) 与纳米沉等传统方法相比具有优势,提供更高的效率,更低的可变性和更好的控制.
  • * 为微流体平台优化NP配方,目前需要进行广泛,昂贵和耗时的实验试验.
  • * 弥合微流体NP生产和所需特征之间的差距需要先进的预测工具.

研究的目的:

  • * 开发和验证计算流体动力学 (CFD) 管道,用于模拟微流体溶剂-抗溶剂混合.
  • * 引入新的变量来评估在不同的液压条件下纳米粒子形成区域和降水动态.
  • * 通过计算预测和实验验证流速比对NP大小和异质性的影响.

主要方法:

  • * 开发一个CFD管道,以建模乙二 (溶剂) 和TRIS-HCl (抗溶剂) 的混合动力.
  • *使用专门设计的实验设置对CFD模型进行验证.
  • * 引入和分析新的参数来描述NP降水区及其对流量条件的反应.
  • *数值预测与NP大小和异质性的实验结果的相关性.

主要成果:

  • * 数值方法准确地预测了纳米沉区域的减少与流速比率的增加.
  • *实验验证证证实,较高的流速比率导致NP大小异质性增加.
  • * 差价合约管道有效地捕捉了流体动态和NP形成特征之间的关系.

结论:

  • *开发的CFD管道是优化微流体纳米粒子制造工艺的强大工具.
  • * 计算建模可以显著减少开发新NP配方的实验负担.
  • *这种方法可以更好地控制NP的大小和形态,从而提高生产效率.