Biofouling affects the redox kinetics of outer and inner sphere probes on carbon surfaces drastically differently – implications to biosensing
Emilia Peltola, Anja Aarva, Sami Sainio, Joonas J. Heikkinen, Niklas Wester, Ville Jokinen, Jari Koskinen, Tomi Laurila
Abstract
increase 30-451%). The effect was stronger on PyC, possibly due to the more strongly adhered protein layer limiting the access of the probe to the inner sphere.
Topics & Concepts
BiofoulingRedoxKineticsOuter sphere electron transferInner sphere electron transferBiosensorCarbon fibersChemistryBioelectrochemistryChemical engineeringNanotechnologyMaterials scienceInorganic chemistryPhysical chemistryElectrochemistryElectrodeOrganic chemistryPhysicsMembraneBiochemistryIonQuantum mechanicsComposite numberEngineeringComposite materialPolymer Surface Interaction StudiesAnalytical Chemistry and SensorsMolecular Junctions and Nanostructures