Alex Harris

Understanding charge transfer on the clinically used conical Utah electrode array: charge storage capacity, electrochemical impedance spectroscopy and effective electrode area

Alexander R Harris

Journal article  |  2021  |  JOURNAL OF NEURAL ENGINEERING

OBJECTIVE: The Utah electrode is used for pre/clinical studies on neural recording and stimulation. Anecdotal and empirical report..

Fibrinogen, collagen, and transferrin adsorption to poly(3,4-ethylenedioxythiophene)-xylorhamno-uronic glycan composite conducting polymer biomaterials for wound healing applications

Paul J Molino, John Will, Luciana Yumiko Daikuara, Alexander R Harris, Zhilian Yue, Jeremy Dinoro, Pia Winberg, Gordon G Wallace

Journal article  |  2021  |  Biointerphases: an open access journal for the biomaterials interface community

We present the conducting polymer poly (3,4-ethylenedioxythiophene) (PEDOT) doped with an algal-derived glycan extract, Phycotrix™..

Impact of Protein Fouling on the Charge Injection Capacity, Impedance, and Effective Electrode Area of Platinum Electrodes for Bionic Devices

Alexander R Harris, Paul Carter, Robert Cowan, Gordon G Wallace

Journal article  |  2021  |  CHEMELECTROCHEM

The impact of protein fouling on platinum electrodes was assessed by electrochemical methods. Protein fouling affected the electro..

Burnt in Your Memory or Burnt Memory? Ethical Issues with Optogenetics for Memory Modification.

Frederic Gilbert, Alexander R Harris, Michael Kidd

Journal article  |  2021  |  AJOB Neurosci

Current perspectives on the safe electrical stimulation of peripheral nerves with platinum electrodes

Alexander R Harris

Journal article  |  2020  |  Bioelectronics in Medicine

This review details some peripheral nervous system (PNS) targets and electrode designs used for electrical stimulation. It investi..

Facile Development of a Fiber-Based Electrode for Highly Selective and Sensitive Detection of Dopamine

Syamak Farajikhah, Peter C Innis, Brett Paull, Gordon G Wallace, Alexander R Harris

Journal article  |  2019  |  ACS SENSORS

A facile one-step method was used to create a selective and sensitive electrode for dopamine (DA) detection based upon a stainless..

Modeling Emergent Properties in the Brain Using Tissue Models to Investigate Neurodegenerative Disease

Alexander R Harris, Patrick McGivern, Lezanne Ooi

Journal article  |  2019  |  NEUROSCIENTIST

Here we describe emergent properties of the brain and the key challenges associated with modelling them in vitro. Modeling emergen..

Electrochemical methods for analysing and controlling charge transfer at the electrode-tissue interface

Alexander R Harris, Gordon G Wallace

Journal article  |  2019  |  CURRENT OPINION IN ELECTROCHEMISTRY

There have been rapid advances in the development of new materials for use in electrode–tissue interfacing. The development of con..

Insights into the Electron Transfer Kinetics, Capacitance and Resistance Effects of Implantable Electrodes Using Fourier Transform AC Voltammetry on Platinum

Alexander R Harris, Carrie Newbold, Robert Cowan, Gordon G Wallace

Journal article  |  2019  |  JOURNAL OF THE ELECTROCHEMICAL SOCIETY

The charge transfer mechanism at the electrode-solution interface was assessed by Fourier transform AC voltammetry (FTACV). The fa..

Predicting neural recording performance of implantable electrodes

Alexander R Harris, Ben J Allitt, Antonio G Paolini

Journal article  |  2019  |  ANALYST

Recordings of neural activity can be used to aid communication, control prosthetic devices or alleviate disease symptoms. Chronic ..