Single-Droplet/cell electrochemistry

biophysical electrochemistry

protein aggregation and condensation

antimicrobial susceptibility

Education

• Ph.D., University of Miami, Coral Gables, FL., 2000
• M.S., Universidad del Valle, Cali, Colombia, 1996
• B.S., Universidad del Tolima, Ibague, Colombia, 1989

Research Interests

• Single entity electrochemistry
• Reaction mechanisms of complex redox reactions
• Sensing with streaming potentials

Select Publications

Ahmed, J.U., Lutkenhaus, J.A., Tubbs, A., Nag, A., Christopher, J., and Alvarez, J.C., “Estimating Average Velocities of Particle Arrival Using the Time Duration of the Current Signal in Stochastic Blocking Electrochemistry”, Anal. Chem., 2022, 94, 16560-16569

Ahmed, J.U., Lutkenhaus, J.A., Alam, M.S., Marshall, I., Paul, D.K., Alvarez, J.C., “Dynamics of Collisions and Adsorption in the Stochastic Electrochemistry of Emulsion Microdroplets”, Anal. Chem., 2021, 93, 7993-8001.

Paul, D., Meng, K., Omanovic, D., Alvarez, J.C.; “Hydrogen Bonding and Proton Transfer in Aqueous Toluene Microdroplets Studied by Particle Collision Electrochemistry”, ChemElectroChem, 2018, 5, 2528-2533.

Meng, K., Medina-Ramos, J., Yibeltal-Ashenafi, E., Alvarez, J.C.; “Interplay of Proton and Electron Transfer to Determine Concerted Behavior in the Proton-Coupled Electron Transfer of Glutathione Oxidation”, Phys. Chem. Chem. Phys., 2018, 20, 17666 – 17675. (Selected as part of the hot article list of 2018 by the journal)

Medina-Ramos, J., Oyesanya, O., Alvarez, J. C.; “Buffer Effects in the Kinetics of Concerted Proton-Coupled Electron Transfer: The Electrochemical Oxidation of Glutathione Mediated by [IrCl6] 2− at Variable Buffer pK a and Concentration”, J. Phys. Chem. C, 2013, 117, 902-912

Awards

• National Science Foundation Career Award 2007
• Excellence in Scholarship Award, College of Humanities and Sciences, VCU, 2007
• Outstanding Graduate Student Award, University of Miami, 2000