Ericmoore Jossou
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View article: Multipurpose <i>in situ</i> cell design for 3D X-ray imaging of electrochemical processes
Multipurpose <i>in situ</i> cell design for 3D X-ray imaging of electrochemical processes Open
We present the design of a modular multipurpose cell for monitoring the degradation of materials in extreme environments. This cell decouples the reference electrode from the working and counter electrodes, permitting precise electrochemic…
View article: Grain Boundary Segregation Suppresses Local Short‐Range Ordering in Nanocrystalline High‐Entropy Alloys
Grain Boundary Segregation Suppresses Local Short‐Range Ordering in Nanocrystalline High‐Entropy Alloys Open
Multi‐principal‐element alloys like high‐entropy alloys (HEAs) have potential applications in many engineering fields due to their unique mechanical/functional properties. While HEAs are generally considered random solid solutions, recent …
View article: Chromium-doped uranium dioxide fuels: A review
Chromium-doped uranium dioxide fuels: A review Open
UO2 doped with parts per million Cr2O3 powder is considered a potential near term accident tolerant fuel candidate. Here, the results of decades of industry and academic research into Cr-doped UO2 are analyzed and their shortcomings are cr…
View article: Multipurpose in situ cell design for 3D X-ray imaging of electrochemical processes
Multipurpose in situ cell design for 3D X-ray imaging of electrochemical processes Open
We present the design of a modular multipurpose cell for monitoring the degradation of materials in extreme environments. This cell decouples the reference electrode from the working and counter electrodes, permitting precise electrochemic…
View article: MSEG-VCUQ: Multimodal SEGmentation with Enhanced Vision Foundation Models, Convolutional Neural Networks, and Uncertainty Quantification for High-Speed Video Phase Detection Data
MSEG-VCUQ: Multimodal SEGmentation with Enhanced Vision Foundation Models, Convolutional Neural Networks, and Uncertainty Quantification for High-Speed Video Phase Detection Data Open
High-speed video (HSV) phase detection (PD) segmentation is crucial for monitoring vapor, liquid, and microlayer phases in industrial processes. While CNN-based models like U-Net have shown success in simplified shadowgraphy-based two-phas…
View article: VideoSAM: A Large Vision Foundation Model for High-Speed Video Segmentation
VideoSAM: A Large Vision Foundation Model for High-Speed Video Segmentation Open
High-speed video (HSV) segmentation is essential for analyzing dynamic physical processes in scientific and industrial applications, such as boiling heat transfer. Existing models like U-Net struggle with generalization and accurately segm…
View article: Design and Development of Stable Nanocrystalline High‐Entropy Alloy: Coupling Self‐Stabilization and Solute Grain Boundary Segregation Effects
Design and Development of Stable Nanocrystalline High‐Entropy Alloy: Coupling Self‐Stabilization and Solute Grain Boundary Segregation Effects Open
Grain growth is prevalent in nanocrystalline (NC) materials at low homologous temperatures. Solute element addition is used to offset excess energy that drives coarsening at grain boundaries (GBs), albeit mostly for simple binary alloys. T…
View article: Data-driven analysis and prediction of stable phases for high-entropy alloy design
Data-driven analysis and prediction of stable phases for high-entropy alloy design Open
High-entropy alloys (HEAs) represent a promising class of materials with exceptional structural and functional properties. However, their design and optimization pose challenges due to the large composition-phase space coupled with the com…
View article: Three-dimensional strain imaging of irradiated chromium using multi-reflection Bragg coherent diffraction
Three-dimensional strain imaging of irradiated chromium using multi-reflection Bragg coherent diffraction Open
Radiation-induced materials degradation is a key concern in limiting the performance of nuclear materials. The formation of nanoscale void and gas bubble superlattices in metals and alloys under radiation environments can effectively mitig…
View article: Three-dimensional strain imaging of irradiated chromium using multi-reflection Bragg coherent diffraction
Three-dimensional strain imaging of irradiated chromium using multi-reflection Bragg coherent diffraction Open
Radiation-induced materials degradation is a key concern in limiting the performance of nuclear materials. The formation of nanoscale void and gas bubble superlattices in metals and alloys under radiation environments can effectively mitig…
View article: Unraveling the Early-Stage Ordering of Krypton Solid Bubbles in Molybdenum: A Multimodal Study
Unraveling the Early-Stage Ordering of Krypton Solid Bubbles in Molybdenum: A Multimodal Study Open
Self-organization of defects such as fission gas bubbles in materials can lead to high inventory capacity for fission gas storage and help mitigate swelling caused by fission gases in nuclear fuel materials under radiation in nuclear react…
View article: Properties of Alkaline-Earth-Metal Polynitrogen Ternary Materials at High Pressure
Properties of Alkaline-Earth-Metal Polynitrogen Ternary Materials at High Pressure Open
We report the formation of cubic and tetragonal BaSrN3 at 100 GPa using an ab initio structure search method. Pressure ramping to 0 GPa reveals a reaction pressure threshold of 4.92 and 7.23 GPa for the cubic and tetragonal BaSrN3, respect…
View article: DFT +<i>U</i>Study of the Adsorption and Dissociation of Water on Clean, Defective, and Oxygen-Covered U<sub>3</sub>Si<sub>2</sub>{001}, {110}, and {111} Surfaces
DFT +<i>U</i>Study of the Adsorption and Dissociation of Water on Clean, Defective, and Oxygen-Covered U<sub>3</sub>Si<sub>2</sub>{001}, {110}, and {111} Surfaces Open
The interfacial interaction of U3Si2 with water leads to corrosion of nuclear fuels, which affects various processes in the nuclear fuel cycle. However, the mechanism and molecular-level insights into the early oxidation process of U3Si2 s…
View article: First Principles Study of Thermo-Mechanical Properties of Gallium Phosphide
First Principles Study of Thermo-Mechanical Properties of Gallium Phosphide Open
Using first principles approach, we calculated the structural, elastic, thermal and thermodynamic properties of semiconducting Gallium Phosphide (GaP). Quantum Espresso (QE) code with plane-wave pseudopotential approach to Density Function…
View article: Accident tolerant composite nuclear fuels
Accident tolerant composite nuclear fuels Open
\nInvestigated accident tolerant nuclear fuels are fuels with enhanced thermal conductivity, which can withstand the loss of coolant for a longer time by allowing faster dissipation of heat, thus lowering the centerline temperature and pre…