Glucose Biosensor Based on the Use of Carbon Nanotubes Paste Electrode Modified with Metallic Particles

G. L. LUQUE; FERREYRA N. F.; G. A. RIVAS

Microchimica acta

Springer-Verlag

Lugar: Austria; Año: 2006 vol. 152 p. 277 - 277

p style="TEXT-ALIGN: justify; LINE-HEIGHT: 200%; TEXT-INDENT: 18pt; MARGIN: 0cm 0cm 0pt" class="MsoNormal">This work reports on the performance of new glucose biosensors based on the combination of the electrocatalytic properties of metals and carbon nanotubes towards the reduction of hydrogen peroxide with the biocatalytic activity of glucose oxidase (GOx). The bioelectrodes were obtained by dispersing the metal particles, enzyme and multi-wall carbon nanotubes within a mineral oil binder. The strong electrocatalytic activity of copper and iridium towards the reduction of hydrogen peroxide has made possible an i