Thomas Vranken
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View article: Tracking Through-Thickness Dynamics in Lithium–Sulfur Batteries via Operando Raman Imaging and a Purpose-Built Cell
Tracking Through-Thickness Dynamics in Lithium–Sulfur Batteries via Operando Raman Imaging and a Purpose-Built Cell Open
Most existing operando methods lack the spatial resolution or measurement access required for cross-sectional analysis of battery electrodes. Here, we present a custom-designed operando electrochemical cell, enabling real-time, through-thi…
View article: The influence of size, metal loading and oxygen vacancies on the catalytic performance of Au/CeO <sub> 2− <i>x</i> </sub> in the sunlight-powered reverse water gas shift reaction
The influence of size, metal loading and oxygen vacancies on the catalytic performance of Au/CeO <sub> 2− <i>x</i> </sub> in the sunlight-powered reverse water gas shift reaction Open
This study reports the conversion of CO 2 and H 2 to CO and H 2 O at low temperature and low pressure (up to 203 °C, p = 3.5 bar) using plasmonic Au/CeO 2− x photocatalysts, with mildly concentrated sunlight as the sole energy source (up t…
View article: Superconcentration Strategy Allows Sodium Metal Compatibility in Deep Eutectic Solvents for Sodium-Ion Batteries
Superconcentration Strategy Allows Sodium Metal Compatibility in Deep Eutectic Solvents for Sodium-Ion Batteries Open
Sodium-ion batteries (SIBs) are a more sustainable alternative to lithium-ion batteries (LIBs) considering the abundance, global distribution, and low cost of sodium. However, their economic impact remains small compared to LIBs, owing in …
View article: Deep Eutectic Solvents as Nonflammable Electrolytes for Durable Sodium‐Ion Batteries
Deep Eutectic Solvents as Nonflammable Electrolytes for Durable Sodium‐Ion Batteries Open
Radiative Cooling In article number 2100159, Dries De Sloovere, An Hardy, and co-workers, show that careful investigation and optimization of the coordination structure of deep eutectic solvents allows the preparation of a viable electroly…
View article: Deep Eutectic Solvents as Nonflammable Electrolytes for Durable Sodium‐Ion Batteries
Deep Eutectic Solvents as Nonflammable Electrolytes for Durable Sodium‐Ion Batteries Open
Sodium‐ion batteries are alternatives for lithium‐ion batteries in applications where cost‐effectiveness is of primary concern, such as stationary energy storage. The stability of sodium‐ion batteries is limited by the current generation o…
View article: Nanostructure stabilization by low-temperature dopant pinning in multiferroic BiFeO<sub>3</sub>-based thin films produced by aqueous chemical solution deposition
Nanostructure stabilization by low-temperature dopant pinning in multiferroic BiFeO<sub>3</sub>-based thin films produced by aqueous chemical solution deposition Open
BiFeO3single-phase thin films with an effective and tuneable multiferroic response are obtained in aqueous media by using mild processing conditions.
View article: Eutectogels: A New Class of Solid Composite Electrolytes for Li/Li-Ion Batteries
Eutectogels: A New Class of Solid Composite Electrolytes for Li/Li-Ion Batteries Open
Here, we introduce deep eutectic solvent (DES)–silica composites as a promising candidate for solid composite electrolytes (SCEs). The proposed DES-based gel electrolytes, further referred to as eutectogels (ETGs), are characterized by hig…
View article: Ti surface doping of LiNi<sub>0.5</sub>Mn<sub>1.5</sub>O<sub>4−δ</sub> positive electrodes for lithium ion batteries
Ti surface doping of LiNi<sub>0.5</sub>Mn<sub>1.5</sub>O<sub>4−δ</sub> positive electrodes for lithium ion batteries Open
LiNi0.5Mn1.5O4−δ surface is doped with Ti ion maintaining the spinel structure at 500 °C, higher annealing temperatures cause Ti diffusion from surface towards the core.
View article: Thin film composites in the BiFeO 3 –Bi 4 Ti 3 O 12 system obtained by an aqueous solution-gel deposition methodology
Thin film composites in the BiFeO 3 –Bi 4 Ti 3 O 12 system obtained by an aqueous solution-gel deposition methodology Open
[EN] Thin film multiferroic composites, with a high quantity of interfaces between the different materials, represent a more feasible alternative to single phase systems in which the multifunctional response is usually hampered due to intr…
View article: Combustion synthesis as a low temperature route to Li<sub>4</sub>Ti<sub>5</sub>O<sub>12</sub> based powders for lithium ion battery anodes
Combustion synthesis as a low temperature route to Li<sub>4</sub>Ti<sub>5</sub>O<sub>12</sub> based powders for lithium ion battery anodes Open
An LTO based anode material was synthesized at a significantly lower temperature and shorter processing time than previously reported.