Electrochemistry and capacitive charging of porous electrodes in asymmetric multicomponent electrolytes

PM Biesheuvel, Y Fu, MZ Bazant - Russian Journal of Electrochemistry, 2012 - Springer
We present porous electrode theory for the general situation of electrolytes containing
mixtures of mobile ions of arbitrary valencies and diffusion coefficients (mobilities). We focus …

Time-dependent ion selectivity in capacitive charging of porous electrodes

R Zhao, M Van Soestbergen, HHM Rijnaarts… - Journal of colloid and …, 2012 - Elsevier
In a combined experimental and theoretical study, we show that capacitive charging of
porous electrodes in multicomponent electrolytes may lead to the phenomenon of time …

Diffuse charge and Faradaic reactions in porous electrodes

PM Biesheuvel, Y Fu, MZ Bazant - … Review E—Statistical, Nonlinear, and Soft …, 2011 - APS
Porous electrodes instead of flat electrodes are widely used in electrochemical systems to
boost storage capacities for ions and electrons, to improve the transport of mass and charge …

Nonlinear dynamics of capacitive charging and desalination by porous electrodes

PM Biesheuvel, MZ Bazant - Physical Review E—Statistical, Nonlinear, and …, 2010 - APS
The rapid and efficient exchange of ions between porous electrodes and aqueous solutions
is important in many applications, such as electrical energy storage by supercapacitors …

Effective ion diffusion in charged nanoporous materials

X Zhang, DM Tartakovsky - Journal of The Electrochemical …, 2017 - iopscience.iop.org
Multiscale models of ion transport in porous media relate microscopic material properties
(eg, pore size distribution and pore connectivity) to their macroscopic counterparts (eg …

Analysis of non-uniform charge/discharge and rate effects in porous carbon capacitors containing sub-optimal electrolyte concentrations

WG Pell, BE Conway, N Marincic - Journal of electroanalytical chemistry, 2000 - Elsevier
The effects of internal electrolyte resistance on the acceptance and delivery of charge by a
series of 3 V, non-aqueous, double-layer capacitors have been investigated by cyclic …

Charge efficiency: a functional tool to probe the double-layer structure inside of porous electrodes and application in the modeling of capacitive deionization

R Zhao, PM Biesheuvel, H Miedema… - The Journal of …, 2010 - ACS Publications
Porous electrodes are important in many physical− chemical processes including capacitive
deionization (CDI), a desalination technology where ions are adsorbed from solution into the …

Multiphase porous electrode theory

RB Smith, MZ Bazant - Journal of The Electrochemical Society, 2017 - iopscience.iop.org
Porous electrode theory, pioneered by John Newman and collaborators, provides a
macroscopic description of battery cycling behavior, rooted in microscopic physical models …

Equilibria model for pH variations and ion adsorption in capacitive deionization electrodes

A Hemmatifar, DI Oyarzun, JW Palko, SA Hawks… - Water research, 2017 - Elsevier
Ion adsorption and equilibrium between electrolyte and microstructure of porous electrodes
are at the heart of capacitive deionization (CDI) research. Surface functional groups are …

Ions transport and adsorption mechanisms in porous electrodes during capacitive-mixing double layer expansion (CDLE)

RA Rica, D Brogioli, R Ziano, D Salerno… - The Journal of …, 2012 - ACS Publications
A model of the electro-diffusion of ions in porous electrodes is applied to analyze the
dynamics of capacitive-mixing extraction of energy from salinity gradients with carbon …