Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 8 of 8 for “"Operando characterization"”.
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Electrochemical Liquid-Phase TEM for Operando Characterization, Setup Optimization and Experimental Assessment
L'abstract è presente nell'allegato / the abstract is in the attachment
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Operando Characterization of Lithium-Ion Batteries using Lab-Scale X-ray Emission/Absorption Spectroscopy
… occurring in battery electrodes. Core-hole characterization techniques such as X-ray Emission Spectroscopy (XES) and X-ray Absorption Fine Structure (XAFS) perform this role well through the generation/quenching of core holes in the sample. Laboratory-based core hole x-ray spectroscopy …
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Self-reporting of Mn ion dissolution and self-stabilization of cathode-electrolyte interface in lithium ion batteries
… self-reporting strategies that enable in situ or operando characterization of cathodic Mn dissolution, which is a major cause of the capacity fade for some cathodes, and release of battery additives triggered by electrolyte degradation to self-stabilize the cathode-electrolyte interface. Lithium …
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Structure Sensitivity of Alkanes Hydrogenolysis and Alkynes Hydrogenation on Supported Ir Catalysts
… magnesium within the same spinel structure. The characterization results including HAADF-STEM and volumetric CO chemisorption show the difference of Ir nuclearity in the subnanometer regime and nanoparticles (~1.4 nm), while XPS and DRIFTS indicate the difference of electronic properties from …
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Deciphering the role of surface composition and topography in self-organized ion-induced nanopatterning of multicomponent semiconductors with in-situ and in-operando metrology
… ion-induced nanopatterning on GaSb utilizing in-operando Grazing-Incidence Small-Angle X-ray Scattering (GISAXS), X-ray Photoelectron Spectroscopy (XPS), and Low Energy Ion Scattering Spectroscopy (LEISS) techniques, the effects of both cryogenic and high temperatures on ion-induced …
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Structure Sensitivity in the Subnanometer Regime on Pt and Pd Supported Catalysts
… understood. In this study, we applied different characterization techniques including x-ray absorption fine structure (XAFS), X-ray diffraction (XRD), X-ray photoelectron spectroscopy(XPS), diffuse reflectance infrared spectroscopy (DRIFTS), calorimetry and high-resolution scanning transmission …
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Structural and Kinetic Study of Low-temperature Oxidation Reactions on Noble Metal Single Atoms and Subnanometer Clusters
… In this study, we applied different operando techniques including x-ray absorption fine structure (XAFS), diffuse reflectance infrared spectroscopy (DRIFTS), with other characterization techniques including calorimetry and high-resolution scanning transmission electron microscopy …