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Microfluidic On-chip Capture-cycloaddition Reaction to Reversibly Immobilize Small Molecules or Multi-component Structures for Biosensor Applications

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在芯片上捕获分子.

Samuel A Meek¹, Horst Conrad, Gerard Meijer

¹Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, D-14195 Berlin, Germany.

Science (New York, N.Y.)

|June 27, 2009

概括

此摘要是机器生成的。

研究人员展示了一种新的捕捉一氧化碳分子的方法,使用芯片上的电场陷. 这一突破使得各种极性分子在芯片上的气相分子实验室成为可能.

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科学领域:

物理物理学物理
化学化学化学
纳米技术纳米技术

背景情况:

在芯片上捕获原子已经确立,但分子捕获仍然很困难.
开发基于芯片的分子操纵对于先进的研究至关重要.

研究的目的:

为了展示一种新的捕捉和操纵芯片上的分子的方法.
为了使各种极性分子能够创建"芯片上的分子实验室".

主要方法:

从超音速光束直接装载一氧化碳分子到芯片上.
将分子限制在管状电场陷 (20微米直径) 中,与光束一起移动.
将一系列微型移动陷停滞在芯片上.

主要成果:

在芯片上方成功捕获一氧化碳分子.
证明了分子陷的控制减速和停止.
建立了一种适用于广泛极性分子的方法.

结论:

这种技术克服了分子捕获方面的挑战,使得芯片上的操纵成为可能.
开发的方法为芯片上的多功能气相分子实验室铺平了道路.

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适用于各种极性分子,推进分子科学和纳米技术.