Debra R. Rolison
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View article: Degradation of chemical warfare simulants over CeO<sub>2</sub> and Gd-doped CeO<sub>2</sub> aerogels: divergent results of DMMP and DFP
Degradation of chemical warfare simulants over CeO<sub>2</sub> and Gd-doped CeO<sub>2</sub> aerogels: divergent results of DMMP and DFP Open
CeO 2 and Gd-doped CeO 2 aerogels effectively degrade chemical warfare simulants. Gd-doping stabilizes reactive oxygen species on the aerogel surface and improves degradation against DFP, but not DMMP, demonstrating key differences between…
View article: Single-Ion-Conducting Polymer Electrolytes for Rechargeable Alkaline Ag–Zn Batteries
Single-Ion-Conducting Polymer Electrolytes for Rechargeable Alkaline Ag–Zn Batteries Open
Recently, we reported on the synthesis and performance of a cross-linked single-anion-conducting solid-state electrolyte (SSE) based on quaternized poly(dimethylaminomethylstyrene) (pDMAMS+) via initiated chemical vapor depositi…
View article: Atomically dispersed nickel in CeO <sub>2</sub> aerogel catalysts completely suppresses methanation in the water-gas shift reaction
Atomically dispersed nickel in CeO <sub>2</sub> aerogel catalysts completely suppresses methanation in the water-gas shift reaction Open
Nickel-based catalysts are widely studied for water-gas shift (WGS), a key intermediate step in hydrogen production from carbon-based feedstocks. Their viability under practical conditions is limited at high temperatures when Ni aggregates…
View article: Submicron-thick single anion-conducting polymer electrolytes
Submicron-thick single anion-conducting polymer electrolytes Open
Non-line-of-sight techniques are well suited for fabrication of thin and conformal solid-state electrolyte coatings, especially within three-dimensionally porous electrode architectures.
View article: Non-line-of-sight synthesis and characterization of a conformal submicron-thick cationic polymer deposited on 2D and 3D substrates
Non-line-of-sight synthesis and characterization of a conformal submicron-thick cationic polymer deposited on 2D and 3D substrates Open
Initiated chemical vapor deposition provides the means to coat thin, conformal polymer films on high surface-area 3D architectures as well as planar substrates.
View article: Architected Silver Sponges for Faradaic Deionization of Salt Water
Architected Silver Sponges for Faradaic Deionization of Salt Water Open
View article: Electrocatalyst or support? Circumventing corrosion for long-lived zinc–air batteries
Electrocatalyst or support? Circumventing corrosion for long-lived zinc–air batteries Open
Hundreds of air-electrode variations exist for electrically rechargeable zinc–air batteries, but few studies rigorously compare their performance. Here, we review metrics from 100 reported zinc–air studies, which focus on air electrodes, t…
View article: Energy-Efficient Faradaic Desalination with Scalable Mnox-Coated Carbon Nanofoam Papers Validated by Automated Batch Testing
Energy-Efficient Faradaic Desalination with Scalable Mnox-Coated Carbon Nanofoam Papers Validated by Automated Batch Testing Open
View article: Molecular dynamics study of hydroxide ion diffusion in polymer electrolytes
Molecular dynamics study of hydroxide ion diffusion in polymer electrolytes Open
View article: Protons in Catalytic Architectures: Near (NMR) and Far (Impedance)
Protons in Catalytic Architectures: Near (NMR) and Far (Impedance) Open
High performance in the realm of electrochemical energy/catalysis/sensing requires WIRING! —the timely arrival and departure of the electrons, ions, and molecules necessary for reactivity. Architectural design of mesoscale porous nanostruc…
View article: Designing Oxide Aerogels With Enhanced Sorptive and Degradative Activity for Acute Chemical Threats
Designing Oxide Aerogels With Enhanced Sorptive and Degradative Activity for Acute Chemical Threats Open
Oxide aerogels are pore–solid networks notable for their low density, large pore volume, and high surface area. This three-dimensional arrangement of pore and solid provides critical properties: the high surface area required to maximize t…
View article: Enhancing Li-ion capacity and rate capability in cation-defective vanadium ferrite aerogels <i>via</i> aluminum substitution
Enhancing Li-ion capacity and rate capability in cation-defective vanadium ferrite aerogels <i>via</i> aluminum substitution Open
Substituting electroinactive Al3+ into vanadium ferrite aerogels boosts capacity to battery-relevant levels but in a material that expresses pseudocapacitive character and high-rate performance.
View article: Capacity and phase stability of metal-substituted α-Ni(OH)<sub>2</sub> nanosheets in aqueous Ni–Zn batteries
Capacity and phase stability of metal-substituted α-Ni(OH)<sub>2</sub> nanosheets in aqueous Ni–Zn batteries Open
Incorporating Al3+ within α-Ni(OH)2 nanosheets provides higher capacity in Ni–Zn cells with phase stability upon cycling compared to the other tested divalent substituents and unsubstituted α-Ni(OH)2.
View article: Elucidating zinc-ion battery mechanisms in freestanding carbon electrode architectures decorated with nanocrystalline ZnMn<sub>2</sub>O<sub>4</sub>
Elucidating zinc-ion battery mechanisms in freestanding carbon electrode architectures decorated with nanocrystalline ZnMn<sub>2</sub>O<sub>4</sub> Open
H+ insertion/Zn4(OH)6SO4 precipitation is the dominant charge-storage mechanism of crystalline ZnMn2O4@CNF in ZnSO4 (aq), despite specific Zn2+ lattice…
View article: Quantifying an acceptable open-circuit corrosion current for aluminum–air batteries
Quantifying an acceptable open-circuit corrosion current for aluminum–air batteries Open
By deriving a corrosion model, we show that anodes in most aluminum–air batteries corrode too quickly for commercial applications.
View article: High-Performance Structural Batteries
High-Performance Structural Batteries Open
View article: Identifying Spatial Relationships in Metal-nanoparticle/Insulating-aerogel Catalytic Systems with Electron Tomography: Manual Segmentation vs. Machine-learning Classifiers
Identifying Spatial Relationships in Metal-nanoparticle/Insulating-aerogel Catalytic Systems with Electron Tomography: Manual Segmentation vs. Machine-learning Classifiers Open
Journal Article Identifying Spatial Relationships in Metal-nanoparticle/Insulating-aerogel Catalytic Systems with Electron Tomography: Manual Segmentation vs. Machine-learning Classifiers Get access Todd Brintlinger, Todd Brintlinger U.S. …
View article: Differentiating Double-Layer, Psuedocapacitance, and Battery-like Mechanisms by Analyzing Impedance Measurements in Three Dimensions
Differentiating Double-Layer, Psuedocapacitance, and Battery-like Mechanisms by Analyzing Impedance Measurements in Three Dimensions Open
Electrochemical energy storage arises from processes that are broadly categorized as capacitive, pseudocapacitive, or battery-like. Advanced charge-storing materials that are designed to deliver high capacity at a high rate often exhibit a…
View article: Stabilization of reduced copper on ceria aerogels for CO oxidation
Stabilization of reduced copper on ceria aerogels for CO oxidation Open
Copper photodeposited on ceria aerogel yields reduced Cu that binds CO; CO conversion is high when combined with O2-activating CeO2.
View article: Carbon nanofoam paper enables high-rate and high-capacity Na-ion storage
Carbon nanofoam paper enables high-rate and high-capacity Na-ion storage Open
View article: Translating Materials-Level Performance into Device-Relevant Metrics for Zinc-Based Batteries
Translating Materials-Level Performance into Device-Relevant Metrics for Zinc-Based Batteries Open
View article: Editors' Choice—Electrocatalyzed Oxygen Reduction at Manganese Oxide Nanoarchitectures: From Electroanalytical Characterization to Device-Relevant Performance in Composite Electrodes
Editors' Choice—Electrocatalyzed Oxygen Reduction at Manganese Oxide Nanoarchitectures: From Electroanalytical Characterization to Device-Relevant Performance in Composite Electrodes Open
We assess the effect of the pore–solid architecture of cryptomelane-type manganese oxide (MnOx) xerogels and aerogels on electrocatalysis of the oxygen-reduction reaction (ORR) using three different electrochemical test platforms. Rotating…
View article: Rechargeable nickel–3D zinc batteries: An energy-dense, safer alternative to lithium-ion
Rechargeable nickel–3D zinc batteries: An energy-dense, safer alternative to lithium-ion Open
Zinc can compete with lithium Although lithium-based batteries are ubiquitous, there are still challenges related to their longevity and safety, as well as concerns about material availability. Aqueous rechargeable batteries based on zinc …
View article: Static and Time-Resolved Terahertz Measurements of Photoconductivity in Solution-Deposited Ruthenium Dioxide Nanofilms
Static and Time-Resolved Terahertz Measurements of Photoconductivity in Solution-Deposited Ruthenium Dioxide Nanofilms Open
Thin-film ruthenium dioxide (RuO2) is a promising alternative material as a conductive electrode in electronic applications because its rutile crystalline form is metallic and highly conductive. Herein, a solution-deposition mul…
View article: Back Cover: Aerogel Architectures Boost Oxygen‐Evolution Performance of NiFe<sub>2</sub>O<i>x</i> Spinels to Activity Levels Commensurate with Nickel‐Rich Oxides (ChemElectroChem 9/2016)
Back Cover: Aerogel Architectures Boost Oxygen‐Evolution Performance of NiFe<sub>2</sub>O<i>x</i> Spinels to Activity Levels Commensurate with Nickel‐Rich Oxides (ChemElectroChem 9/2016) Open
The Back Cover picture shows that activity for NiFe2Ox–catalyzed O2 evolution linearly tracks the surface area of the nanostructured oxide: aerogel > xerogel > precipitated nanopowder. More information can be found in the Full Paper by C. …
View article: Transient Optical and Terahertz Spectroscopy of Nanoscale Films of RuO2
Transient Optical and Terahertz Spectroscopy of Nanoscale Films of RuO2 Open
View article: Aberration-corrected Scanning Transmission Electron Microscopy and Spectroscopy of Nonprecious Metal Nanoparticles in Titania Aerogels
Aberration-corrected Scanning Transmission Electron Microscopy and Spectroscopy of Nonprecious Metal Nanoparticles in Titania Aerogels Open
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View article: Disordered RuO2 exhibits two dimensional, low-mobility transport and a metal–insulator transition
Disordered RuO2 exhibits two dimensional, low-mobility transport and a metal–insulator transition Open
The discovery of low-dimensional metallic systems such as high-mobility metal oxide field-effect transistors, the cuprate superconductors and conducting oxide interfaces ( e.g. , LaAlO 3 /SrTiO 3 ) has stimulated research into the nature o…
View article: Crystal engineering in 3D: converting nanoscale lamellar manganese oxide to cubic spinel while affixed to a carbon architecture
Crystal engineering in 3D: converting nanoscale lamellar manganese oxide to cubic spinel while affixed to a carbon architecture Open
By applying differential pair distribution function analyses to MnOx-painted carbon nanofoam papers, we quantify the manganese oxide speciation as the nanoscale oxide transitions from disordered NaMnOxto spinel LiMn
View article: Defective by design: vanadium-substituted iron oxide nanoarchitectures as cation-insertion hosts for electrochemical charge storage
Defective by design: vanadium-substituted iron oxide nanoarchitectures as cation-insertion hosts for electrochemical charge storage Open
Defective VFe2Ox aerogels are synthesized to maximize cation vacancies that increase Li+- and Na+-insertion capacity.