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Published on: July 22, 2013
Carbon nanomaterials-based electrochemical aptasensors
Zonghua Wang1, Jianbo Yu1, Rijun Gui1
1Shandong Sino-Japanese Center for Collaborative Research of Carbon Nanomaterials, Collaborative Innovation Center for Marine Biomass Fiber Materials and Textiles, College of Chemical Science and Engineering, Laboratory of Fiber Materials and Modern Textile, The Growing Base for State Key Laboratory, Qingdao University, Shandong 266071, PR China.
Carbon nanomaterials (CNMs) offer unique properties for electrochemical aptasensors (ECASs). This review details CNM applications, construction, and future prospects in ECAS bioassay technology.
Area of Science:
- Materials Science
- Nanotechnology
- Analytical Chemistry
Background:
- Carbon nanomaterials (CNMs) possess exceptional electrical, optical, thermal, and mechanical properties.
- These properties are crucial for advanced applications in electronics, optoelectronics, photovoltaics, and sensing devices, particularly in bioassay technology.
- The performance of CNMs is influenced by their atomic structure and interactions with other materials like gold nanoparticles and chitosan.
Purpose of the Study:
- To systematically review the applications of various carbon nanomaterials in electrochemical aptasensors (ECASs).
- To illustrate the working principles, classification, and construction methods of CNMs within ECASs.
- To discuss emerging CNMs, composite materials, and future development prospects for CNM-based ECASs.
Main Methods:
- Literature review focusing on the integration of carbon nanomaterials in electrochemical aptasensor construction.
- Analysis of different types of CNMs, including carbon nanotubes, graphene, and graphene oxide.
- Discussion of composite materials and emerging CNMs for enhanced sensor performance.
Main Results:
- CNMs are integral to the development and functionality of electrochemical aptasensors.
- Diverse CNMs, such as carbon nanotubes and graphene, are effectively utilized in ECAS construction.
- Composite materials and novel CNMs show promise for advancing ECAS technology.
Conclusions:
- Carbon nanomaterials significantly enhance the capabilities of electrochemical aptasensors.
- Further research into novel CNMs and composite materials will drive innovation in ECAS development.
- CNM-based ECASs hold substantial promise for future bioassay technologies.
