Direct observation of ion dynamics in supercapacitor electrodes using in situ diffusion NMR spectroscopy
… situ pulsed field gradient (PFG) NMR approach can be used to measure ionic diffusion in
the nanopores of supercapacitor electrodes… Confinement results in reductions in self-diffusion …
the nanopores of supercapacitor electrodes… Confinement results in reductions in self-diffusion …
NMR study of ion dynamics and charge storage in ionic liquid supercapacitors
… Instead, we opted for an ex situ approach, where resolution … of supercapacitor cells comprising
Pyr 13 TFSI ionic liquid to … , we find ionic liquids with faster in-pore ionic diffusion allow …
Pyr 13 TFSI ionic liquid to … , we find ionic liquids with faster in-pore ionic diffusion allow …
Direct observation of ion dynamics in supercapacitor electrodes using diffusion NMR spectroscopy
… situ pulsed field gradient (PFG) NMR approach can be used to measure ionic diffusion in
the nanopores of supercapacitor electrodes… Confinement results in reductions in self-diffusion …
the nanopores of supercapacitor electrodes… Confinement results in reductions in self-diffusion …
In situ NMR spectroscopy of supercapacitors: insight into the charge storage mechanism
… Indeed, NMR uniquely allows the direct observation of the … from diffusion of ions in and out
of the NMR detection region. … dynamics study of a supercapacitor comprising porous carbon …
of the NMR detection region. … dynamics study of a supercapacitor comprising porous carbon …
Revealing the impact of hierarchical pore organization in supercapacitor electrodes by coupling ionic dynamics at micro‐and macroscales
M Dvoyashkin, D Leistenschneider… - Advanced Energy …, 2021 - Wiley Online Library
… ionic dynamics inside pores of carbons may lead to diffusion … PFG NMR with EIS in a
complementary way. By doing so, the … supports an observation made by Forse et al. using in situ …
complementary way. By doing so, the … supports an observation made by Forse et al. using in situ …
Ion counting in supercapacitor electrodes using NMR spectroscopy
… confirm that anions are in dynamic equilibrium between the in… used to observe and quantify
ion diffusion and concentration … the in situ NMR methodology for the study of supercapacitors, …
ion diffusion and concentration … the in situ NMR methodology for the study of supercapacitors, …
In Situ Magnetic Resonance Imaging of a Complete Supercapacitor Giving Additional Insight on the Role of Nanopores
… provide in situ ionic fluxes and dynamics in electrodes under … In this paper, we opt for an
MRI method dedicated to … NMR studies of adsorption and diffusion in porous carbonaceous …
MRI method dedicated to … NMR studies of adsorption and diffusion in porous carbonaceous …
Ion dynamics in porous carbon electrodes in supercapacitors using in situ infrared spectroelectrochemistry
FW Richey, B Dyatkin, Y Gogotsi… - Journal of the american …, 2013 - ACS Publications
… dynamics in carbon electrodes of EDLCs, including NMR … In this work, we present results
on the ion dynamics of an IL … an effective diffusion coefficient of 1.2 × 10 –10 m 2 /s for the ions …
on the ion dynamics of an IL … an effective diffusion coefficient of 1.2 × 10 –10 m 2 /s for the ions …
In Situ Solid-State NMR Spectroscopy of Electrochemical Cells: Batteries, Supercapacitors, and Fuel Cells
… use of in situ solid-state NMR spectroscopy, a technique that probes local structure and
dynamics… 4 – ions from the electrode and diffusion of the ions to the side of the cell outside of the …
dynamics… 4 – ions from the electrode and diffusion of the ions to the side of the cell outside of the …
Understanding electrochemical capacitors with in-situ techniques
… supercapacitors or ultracapacitors, storing charges (energy) electrochemically at an … Both
ex-situ and in-situ NMR have been employed to study the electrolyte, electrolyte ion diffusion …
ex-situ and in-situ NMR have been employed to study the electrolyte, electrolyte ion diffusion …