Eric M. Fell
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View article: Influence of Crossover on Capacity Fade of Symmetric Redox Flow Cells
Influence of Crossover on Capacity Fade of Symmetric Redox Flow Cells Open
Volumetrically unbalanced compositionally symmetric cell cycling with potentiostatic (CV) or galvanostatic-with-potential-hold (CCCV) protocols is a rigorous technique for evaluating the calendar lifetime of reactants for redox flow batter…
View article: RFBzero: A Python package for zero-dimensionalsimulation of redox flow battery cycling
RFBzero: A Python package for zero-dimensionalsimulation of redox flow battery cycling Open
rfbzero.py is a Python package for zero-dimensional simulation of electrochemical cycling of redox flow batteries.This package currently includes the following modules for initial cell setup and electrolyte description, cycling protocol se…
View article: Leveraging Temperature-Dependent (Electro)Chemical Kinetics for High-Throughput Flow Battery Characterization
Leveraging Temperature-Dependent (Electro)Chemical Kinetics for High-Throughput Flow Battery Characterization Open
The library of redox-active organics that are potential candidates for electrochemical energy storage in flow batteries is exceedingly vast, necessitating high-throughput characterization of molecular lifetimes. Demonstrated extremely stab…
View article: Leveraging Temperature-Dependent (Electro)Chemical Kinetics for High-Throughput Flow Battery Characterization
Leveraging Temperature-Dependent (Electro)Chemical Kinetics for High-Throughput Flow Battery Characterization Open
The library of redox-active organics that are potential candidates for electrochemical energy storage in flow batteries is exceedingly vast, necessitating high-throughput characterization of molecular lifetimes. Demonstrated extremely stab…
View article: Influence of crossover on capacity fade of symmetric redox flow cells
Influence of crossover on capacity fade of symmetric redox flow cells Open
Volumetrically unbalanced compositionally symmetric cell cycling with potentiostatic (CV) or galvanostatic-with-potential-hold (CCCV) protocols is a rigorous technique for evaluating the calendar lifetime of reactants for redox flow batter…
View article: High-Throughput Electrochemical Characterization of Aqueous Organic Redox Flow Battery Active Material
High-Throughput Electrochemical Characterization of Aqueous Organic Redox Flow Battery Active Material Open
The development of redox-active organics for flow batteries providing long discharge duration energy storage requires an accurate understanding of molecular lifetimes. Herein we report the development of a high-throughput setup for the cyc…
View article: Long-Term Stability of Ferri-/Ferrocyanide as an Electroactive Component for Redox Flow Battery Applications: On the Origin of Apparent Capacity Fade
Long-Term Stability of Ferri-/Ferrocyanide as an Electroactive Component for Redox Flow Battery Applications: On the Origin of Apparent Capacity Fade Open
We assess the suitability of potassium ferri-/ferrocyanide as an electroactive species for long-term utilization in aqueous organic redox flow batteries. A series of electrochemical and chemical characterization experiments was performed t…
View article: High-Throughput Electrochemical Characterization of Aqueous Organic Redox Flow Battery Active Material
High-Throughput Electrochemical Characterization of Aqueous Organic Redox Flow Battery Active Material Open
The development of redox-active organics for flow batteries providing long duration energy storage requires an accurate understanding of molecular lifetimes. Herein we report the development of a high-throughput setup for the cycling of re…
View article: High Energy Density Aqueous Flow Battery Utilizing Extremely Stable, Branching-Induced High-Solubility Anthraquinone near Neutral pH
High Energy Density Aqueous Flow Battery Utilizing Extremely Stable, Branching-Induced High-Solubility Anthraquinone near Neutral pH Open
An anthraquinone featuring a chiral carboxylate-capped methyl-branched side chain with an ether linkage, 2,2'-((9,10-dioxo-9,10-dihydroanthracene-2,6-diyl)bis(oxy))dipropionic acid (2,6-D2PEAQ), was synthesized and evaluated for use in aqu…
View article: The Poor Academic’s DC-Offset for Reversing Polarity in Electrochemical Cells: Application to Redox Flow Cells
The Poor Academic’s DC-Offset for Reversing Polarity in Electrochemical Cells: Application to Redox Flow Cells Open
We provide a simple and inexpensive manual DC-offset method for extending the accepted voltage range of a battery cycler to negative voltages, without interfering with the actual operation of the electrochemical cell under the test or exce…
View article: In situ electrochemical recomposition of decomposed redox-active species in aqueous organic flow batteries
In situ electrochemical recomposition of decomposed redox-active species in aqueous organic flow batteries Open
View article: Long-term stability of ferri-/ferrocyanide as an electroactive component for redox flow battery applications: On the origin of apparent capacity fade
Long-term stability of ferri-/ferrocyanide as an electroactive component for redox flow battery applications: On the origin of apparent capacity fade Open
We assess the suitability of potassium ferri-/ferrocyanide as an electroactive species for long-term utilization in aqueous organic redox flow batteries. A series of electrochemical and chemical characterization experiments was performed t…
View article: Highly Stable, Low Redox Potential Quinone for Aqueous Flow Batteries**
Highly Stable, Low Redox Potential Quinone for Aqueous Flow Batteries** Open
Aqueous organic redox flow batteries are promising candidates for large‐scale energy storage. However, the design of stable and inexpensive electrolytes is challenging. Here, we report a highly stable, low redox potential, and potentially …
View article: In situ electrochemical recomposition of decomposed redox-active species in aqueous organic flow batteries
In situ electrochemical recomposition of decomposed redox-active species in aqueous organic flow batteries Open
We deposited our source data Fig. 2a, 2b, Fig.4 and Extended Data Fig. 2. We also have deposited the NCHEM-21122371-related raw data to Figshare with the link of https://doi.org/10.6084/m9.figshare.19612128. Readers will be able to access …
View article: Anthraquinone Flow Battery Reactants with Nonhydrolyzable Water-Solubilizing Chains Introduced via a Generic Cross-Coupling Method
Anthraquinone Flow Battery Reactants with Nonhydrolyzable Water-Solubilizing Chains Introduced via a Generic Cross-Coupling Method Open
Water-soluble anthraquinones (AQs) hold great promise serving as redox-active species in aqueous organic flow batteries. Systematic investigations into how the properties of redox molecules depend on the water-solubilizing groups (WSGs) an…
View article: Highly Stable Low Redox Potential Quinone for Aqueous Flow Batteries
Highly Stable Low Redox Potential Quinone for Aqueous Flow Batteries Open
Aqueous organic redox flow batteries are promising candidates for large-scale energy storage. However, the design of stable and inexpensive electrolytes is challenging. Here, we report a highly stable, low redox potential, and potentially …
View article: Long-lifetime, potentially low-cost anthraquinone flow battery chemistry developed from study of effects of water-solubilizing group and connection to core
Long-lifetime, potentially low-cost anthraquinone flow battery chemistry developed from study of effects of water-solubilizing group and connection to core Open
Water-soluble anthraquinones (AQs) hold great promise serving as redox-active species in aqueous organic redox flow batteries. Systematic investigations into how the properties of redox molecules depend on the water-solubilizing groups and…
View article: Long-lifetime, potentially low-cost anthraquinone flow battery chemistry developed from study of effects of water-solubilizing group and connection to core
Long-lifetime, potentially low-cost anthraquinone flow battery chemistry developed from study of effects of water-solubilizing group and connection to core Open
Water-soluble anthraquinones (AQs) hold great promise serving as redox-active species in aqueous organic redox flow batteries. Systematic investigations into how the properties of redox molecules depend on the water-solubilizing groups and…
View article: Electrochemical Regeneration of Anthraquinones for Lifetime Extension in Flow Batteries
Electrochemical Regeneration of Anthraquinones for Lifetime Extension in Flow Batteries Open
Aqueous organic redox flow batteries (AORFBs) offer a safe and potentially inexpensive solution to the problem of storing massive amounts of electricity produced from intermittent renewables. However, molecular decomposition is the major b…
View article: Electrochemical Regeneration of Anthraquinones for Lifetime Extension in Flow Batteries
Electrochemical Regeneration of Anthraquinones for Lifetime Extension in Flow Batteries Open
Aqueous organic redox flow batteries (AORFBs) offer a safe and potentially inexpensive solution to the problem of storing massive amounts of electricity produced from intermittent renewables. However, molecular decomposition is the major b…
View article: High-performance anthraquinone with potentially low cost for aqueous redox flow batteries
High-performance anthraquinone with potentially low cost for aqueous redox flow batteries Open
Alkaline anthraquinone flow battery with active species exhibiting long lifetime and potentially low mass-production cost.
View article: Extremely Stable Anthraquinone Negolytes Synthesized from Common Precursors
Extremely Stable Anthraquinone Negolytes Synthesized from Common Precursors Open
View article: Near Neutral pH Redox Flow Battery with Low Permeability and Long‐Lifetime Phosphonated Viologen Active Species
Near Neutral pH Redox Flow Battery with Low Permeability and Long‐Lifetime Phosphonated Viologen Active Species Open
A highly stable phosphonate‐functionalized viologen is introduced as the redox‐active material in a negative potential electrolyte for aqueous redox flow batteries (ARFBs) operating at nearly neutral pH. The solubility is 1.23 m and the re…
View article: <i>In situ</i>electrosynthesis of anthraquinone electrolytes in aqueous flow batteries
<i>In situ</i>electrosynthesis of anthraquinone electrolytes in aqueous flow batteries Open
We demonstrate the electrochemical oxidation of an anthracene derivative to a redox-active anthraquinone at room temperature in a flow cell without the use of hazardous oxidants or noble metal catalysts.
View article: Molecular Engineering of an Alkaline Naphthoquinone Flow Battery
Molecular Engineering of an Alkaline Naphthoquinone Flow Battery Open
Aqueous organic redox\nflow batteries (AORFBs) have recently gained\nsignificant attention as a potential candidate for grid-scale electrical\nenergy storage. Successful implementation of this technology will\nrequire redox-active organic …
View article: A High Voltage Aqueous Zinc–Organic Hybrid Flow Battery
A High Voltage Aqueous Zinc–Organic Hybrid Flow Battery Open
Water‐soluble redox‐active organic molecules have attracted extensive attention as electrical energy storage alternatives to redox‐active metals that are low in abundance and high in cost. Here an aqueous zinc–organic hybrid redox flow bat…
View article: Molecular Engineering of an Alkaline Naphthoquinone Flow Battery
Molecular Engineering of an Alkaline Naphthoquinone Flow Battery Open
Aqueous organic redox flow batteries (AORFBs) have recently gained significant attention as a potential candidate for grid-scale electrical energy storage. Successful implementation of this technology will require redox-active organic mole…
View article: Molecular Engineering of an Alkaline Naphthoquinone Flow Battery
Molecular Engineering of an Alkaline Naphthoquinone Flow Battery Open
Aqueous organic redox flow batteries (AORFBs) have recently gained significant attention as a potential candidate for grid-scale electrical energy storage. Successful implementation of this technology will require redox-active organic mole…