Chemical force microscopy: probing chemical origin of interfacial forces and adhesion

Chemical force microscopy: probing chemical origin of interfacial forces and adhesion
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化学力显微镜:探测界面力和粘附力的化学起源

DOI:
10.1163/1568561054352702
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发表时间:
2005
影响因子:
2.3
通讯作者:
P. Ashby
P. Ashby
中科院分区:
材料科学3区
文献类型:
--
作者:
D. Vezenov;A. Noy;P. Ashby

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不同化学官能团之间的分子间相互作用定义了化学、生物学和材料科学中的许多粘附事件。测量分子水平力的现代技术已经允许直接定量表征这些相互作用。特别是,化学力显微镜(CFM),它使用力显微镜的探针与特定的有机官能团共价修饰,提供了一个灵活的方法来研究特定的化学功能之间的相互作用。本文综述了近年来CFM在软材料粘接中的应用进展。我们展示了如何在实验和理论方法的新发展继续建立一个现实的和详细的图片凝聚相的粘附相互作用。我们特别强调的解绑过程和溶剂化效应的动力学的重要性,在确定分子间相互作用的强度。我们还介绍了CFM的一些新的方向,如高通量的粘附测量和映射的完整的分子间的潜力。
Intermolecular interactions between distinct chemical functionalities define a multitude of adhesion events in chemistry, biology and materials science. Modern techniques for measuring molecular level forces have allowed direct quantitative characterization of these interactions. In particular, chemical force microscopy (CFM), which uses the probe tip of a force microscope covalently modified with specific organic functional groups, provides a flexible approach for studying interactions between specific chemical functionalities. In this review, we survey the progress in CFM in recent years as it applies to adhesion of soft materials. We show how new developments in the experimental and theoretical approaches continue to build a realistic and detailed picture of adhesion interaction in condensed phases. We specifically highlight the importance of the kinetics of the unbinding processes and solvation effects in determining the strength of intermolecular interactions. We also describe some recent new directions in CFM, such as high-throughput adhesion measurements and mapping of full intermolecular potentials.
DOI: 10.1016/s0006-3495(97)78802-7
发表时间: 1997-04-01
影响因子: 3.4
作者:
Evans, E;Ritchie, K
通讯作者: Ritchie, K