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Diphenylalanine-Based Microribbons for Piezoelectric Applications via Inkjet Printing
ACS Applied Materials & Interfaces ( IF 8.3 ) Pub Date : 2018-03-02 00:00:00 , DOI: 10.1021/acsami.7b19668
Sofia Safaryan 1 , Vladislav Slabov 1 , Svitlana Kopyl 2 , Konstantin Romanyuk 2, 3 , Igor Bdikin 4 , Semen Vasilev 3 , Pavel Zelenovskiy 3 , Vladimir Ya. Shur 3 , Evgeny A. Uslamin 5 , Evgeny A. Pidko 1, 5 , Alexander V. Vinogradov 1 , Andrei L. Kholkin 2, 3
Affiliation  

Peptide-based nanostructures are very promising for nanotechnological applications because of their excellent self-assembly properties, biological and chemical flexibility, and unique multifunctional performance. However, one of the limiting factors for the integration of peptide assemblies into functional devices is poor control of their alignment and other geometrical parameters required for device fabrication. In this work, we report a novel method for the controlled deposition of one of the representative self-assembled peptides—diphenylalanine (FF)—using a commercial inkjet printer. The initial FF solution, which has been shown to readily self-assemble into different structures such as nano- and microtubes and microrods, was modified to be used as an efficient ink for the printing of aligned FF-based structures. Furthermore, during the development of the suitable ink, we were able to produce a novel type of FF conformation with high piezoelectric response and excellent stability. By using this method, ribbonlike microcrystals based on FF could be formed and precisely patterned on different surfaces. Possible mechanisms of structure formation and piezoelectric effect in printed microribbons are discussed along with the possible applications.

中文翻译:

通过喷墨印刷在压电应用中的基于二苯丙氨酸的微带

基于肽的纳米结构具有出色的自组装性能,生物和化学灵活性以及独特的多功能性能,因此在纳米技术应用中非常有前途。然而,将肽组装体整合到功能性装置中的限制因素之一是对它们的比对和装置制造所需的其他几何参数的不良控制。在这项工作中,我们报告了一种使用商用喷墨打印机控制沉积代表性自组装肽之一-二苯丙氨酸(FF)的新颖方法。最初的FF解决方案已被证明可以很容易地自组装成不同的结构,例如纳米管,微管和微棒,并被修改为用作印刷基于FF的结构的有效油墨。此外,在开发合适的墨水期间,我们能够生产出一种新型的FF构象,该构象具有高压电响应和出色的稳定性。通过使用这种方法,可以形成基于FF的带状微晶并在不同的表面上精确地构图。讨论了印刷微带中结构形成和压电效应的可能机理以及可能的应用。
更新日期:2018-03-02
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