Nanostructured biosensors built by layer-by-layer assembly of multiwall carbon nanotubes and Zn-salen

Lin Jie Feng, Li Wei Wang, Yuan Tian, Yue Zhong Xian, Li Tong Jin

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Carbon nanotubes have a high electrochemically accessible area of porous tubes, good electronic conductance and strong mechanical property. These properties essentially suggest that CNTs are attractive materials for the construction of nanoscaled biosensors. Ligand frameworks such as the schiff base containing salen ligand, that can be sterically and electronically modified with ease, are very attractive[2]. The use of the salen ligand framework in catalytic reactions has been receiving increasing interest because of its success in many newly discovered processes. In this paper, MWCNTs and Zn-salen were alternative deposited onto the surface of glassy carbon electrode via layer-by-layer assembly technology. We find that (MWCNTs/Zn-salen) n multilayer films have excellent electrocatalytic activity for L-tyrosine and NO2-. Hence, a nanostructured electrochemical sensor for simultaneous detection L-tyrosine and NO 2- was developed successfully.

Original languageEnglish
Title of host publication2008 2nd IEEE International Nanoelectronics Conference, INEC 2008
Pages985-988
Number of pages4
DOIs
StatePublished - 2008
Event2008 2nd IEEE International Nanoelectronics Conference, INEC 2008 - Shanghai, China
Duration: 24 Mar 200827 Mar 2008

Publication series

Name2008 2nd IEEE International Nanoelectronics Conference, INEC 2008

Conference

Conference2008 2nd IEEE International Nanoelectronics Conference, INEC 2008
Country/TerritoryChina
CityShanghai
Period24/03/0827/03/08

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