Catalytic Reactions at Amine-Stabilized and Ligand-Free Platinum Nanoparticles Supported on Titania During Hydrogenation of Alkenes and Aldehydes

Autor: Nils, Brinkmann, Alexander, Damps, Michael, Siemer, Jessica, Kräuter, Frank, Rößner, Katharina, Al-Shamery

Publikováno v: Journal of Visualized Experiments.

Ligands like amines are used in the colloidal synthesis approach to protect platinum nanoparticles (Pt NP's) from agglomeration. Normally, ligands like amines are removed by diverse pre-treatment procedures before use in heterogeneous catalysis as am

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b1d7298945a9c3df05dfc5eb21cd75a3
https://doi.org/10.3791/63936-v

Conversion of methanol on rutile TiO2(110) and tungsten oxide clusters: 2. The role of defects and electron transfer in bifunctional oxidic photocatalysts

Autor: Lars Mohrhusen, Jessica Kräuter, Katharina Al-Shamery

Publikováno v: Al-Shamery, K, Mohrhusen, L & Kräuter, J 2021, ' Conversion of methanol on rutile TiO 2 (110) and tungsten oxide clusters : 2. The role of defects and electron transfer in bifunctional oxidic photocatalysts ', Physical Chemistry Chemical Physics, vol. 23, no. 21, pp. 12148-12157 . https://doi.org/10.1039/d1cp01176f

The photochemical conversion of organic compounds on tailored transition metal oxide surfaces by UV irradiation has found wide applications ranging from the production of chemicals to the degradation of organic pollutants e.g. in waste water treatmen

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https://doi.org/10.1039/d1cp01176f

Argon Embedded by Ion Bombardment: Relevance of Hidden Dopants in Rutile TiO2

Autor: Jessica Kräuter, Michael Willms, Katharina Al-Shamery, Lars Mohrhusen

Publikováno v: The Journal of Physical Chemistry C. 123:20434-20442

To obtain a mechanistic understanding of occurring processes on oxide surfaces at the atomic level, systematic studies under ultra-high vacuum (UHV) conditions on single crystalline surfaces are co...

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https://doi.org/10.1021/acs.jpcc.9b05975

Bulk defect-dependent initial steps of acetone oxidation on rutile TiO2(110)

Autor: Katharina Al-Shamery, Jessica Kräuter

Publikováno v: Al-Shamery, K & Kräuter, J 2021, ' Bulk defect-dependent initial steps of acetone oxidation on rutile TiO 2 (110) ', Molecular Physics, vol. 119, no. 17-18, e1963870 . https://doi.org/10.1080/00268976.2021.1963870

Systematic model investigations revealed that defects, particularly bulk Ti3+ interstitials, play a crucial role in directing reactions of alcohols and aldehydes at rutile Titania (TiO2), a cheap, nontoxic and earth abundant catalyst. Coadsorption wi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::43639c5cf0909a45731cd6d9eb0cd036