Search Results - "Ludwig, Alfred"

What Makes High‐Entropy Alloys Exceptional Electrocatalysts? by Löffler, Tobias, Ludwig, Alfred, Rossmeisl, Jan, Schuhmann, Wolfgang

“…The formation of a vast number of different multielement active sites in compositionally complex solid solution materials, often more generally termed…”
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Discovery of a Multinary Noble Metal–Free Oxygen Reduction Catalyst by Löffler, Tobias, Meyer, Hajo, Savan, Alan, Wilde, Patrick, Garzón Manjón, Alba, Chen, Yen‐Ting, Ventosa, Edgar, Scheu, Christina, Ludwig, Alfred, Schuhmann, Wolfgang

“…In the endeavor of discovering new noble metal–free electrocatalysts for the oxygen reduction reaction, noble metal–free multinary transition metal…”
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Unraveling the Formation Mechanism of Nanoparticles Sputtered in Ionic Liquid by Meischein, Michael, Wang, Xiao, Ludwig, Alfred

“…The formation of nanoparticles by sputtering on ionic liquids could occur at the surface or in the volume of the liquid. To clarify which process occurs, Cu…”
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Design of Complex Solid‐Solution Electrocatalysts by Correlating Configuration, Adsorption Energy Distribution Patterns, and Activity Curves by Löffler, Tobias, Savan, Alan, Meyer, Hajo, Meischein, Michael, Strotkötter, Valerie, Ludwig, Alfred, Schuhmann, Wolfgang

“…Complex solid‐solution electrocatalysts (also referred to as high‐entropy alloy) are gaining increasing interest owing to their promising properties which were…”
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Complex‐Solid‐Solution Electrocatalyst Discovery by Computational Prediction and High‐Throughput Experimentation by Batchelor, Thomas A. A., Löffler, Tobias, Xiao, Bin, Krysiak, Olga A., Strotkötter, Valerie, Pedersen, Jack K., Clausen, Christian M., Savan, Alan, Li, Yujiao, Schuhmann, Wolfgang, Rossmeisl, Jan, Ludwig, Alfred

“…Complex solid solutions (“high entropy alloys”), comprising five or more principal elements, promise a paradigm change in electrocatalysis due to the…”
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Comparing the Activity of Complex Solid Solution Electrocatalysts Using Inflection Points of Voltammetric Activity Curves as Activity Descriptors by Löffler, Tobias, Waag, Friedrich, Gökce, Bilal, Ludwig, Alfred, Barcikowski, Stephan, Schuhmann, Wolfgang

“…Complex solid solution (CSS) (often denoted as high-entropy alloy) electrocatalysts enable access to unique possibilities for tailoring active sites while…”
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Bayesian Optimization of High‐Entropy Alloy Compositions for Electrocatalytic Oxygen Reduction by Pedersen, Jack K., Clausen, Christian M., Krysiak, Olga A., Xiao, Bin, Batchelor, Thomas A. A., Löffler, Tobias, Mints, Vladislav A., Banko, Lars, Arenz, Matthias, Savan, Alan, Schuhmann, Wolfgang, Ludwig, Alfred, Rossmeisl, Jan

“…Active, selective and stable catalysts are imperative for sustainable energy conversion, and engineering materials with such properties are highly desired…”
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Nanoscale copper and silver thin film systems display differences in antiviral and antibacterial properties by Meister, Toni Luise, Fortmann, Jill, Breisch, Marina, Sengstock, Christina, Steinmann, Eike, Köller, Manfred, Pfaender, Stephanie, Ludwig, Alfred

“…The current Coronavirus Disease 19 (COVID-19) pandemic has exemplified the need for simple and efficient prevention strategies that can be rapidly implemented…”
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The stability number as a metric for electrocatalyst stability benchmarking by Geiger, Simon, Kasian, Olga, Ledendecker, Marc, Pizzutilo, Enrico, Mingers, Andrea M., Fu, Wen Tian, Diaz-Morales, Oscar, Li, Zhizhong, Oellers, Tobias, Fruchter, Luc, Ludwig, Alfred, Mayrhofer, Karl J. J., Koper, Marc T. M., Cherevko, Serhiy

“…Reducing the noble metal loading and increasing the specific activity of the oxygen evolution catalysts are omnipresent challenges in proton-exchange-membrane…”
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Toward a Paradigm Shift in Electrocatalysis Using Complex Solid Solution Nanoparticles by Löffler, Tobias, Savan, Alan, Garzón-Manjón, Alba, Meischein, Michael, Scheu, Christina, Ludwig, Alfred, Schuhmann, Wolfgang

“…Complex solid solution (CSS) nanoparticles were recently discovered as efficient electrocatalysts for a variety of reactions. As one of many advantages, they…”
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Self-Directed Localization of ZIF-8 Thin Film Formation by Conversion of ZnO Nanolayers by Khaletskaya, Kira, Turner, Stuart, Tu, Min, Wannapaiboon, Suttipong, Schneemann, Andreas, Meyer, Robert, Ludwig, Alfred, Van Tendeloo, Gustaaf, Fischer, Roland A.

“…Control of localized metal–organic framework (MOF) thin film formation is a challenge. Zeolitic imidazolate frameworks (ZIFs) are an important sub‐class of…”
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Comparable Environmental Stability and Disinfection Profiles of the Currently Circulating SARS-CoV-2 Variants of Concern B.1.1.7 and B.1.351 by Meister, Toni Luise, Fortmann, Jill, Todt, Daniel, Heinen, Natalie, Ludwig, Alfred, Brüggemann, Yannick, Elsner, Carina, Dittmer, Ulf, Steinmann, Joerg, Pfaender, Stephanie, Steinmann, Eike

“…Abstract The emergence of novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants of concern with increased transmission dynamics has…”
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High-Density Droplet Microarray of Individually Addressable Electrochemical Cells by Zhang, Huijie, Oellers, Tobias, Feng, Wenqian, Abdulazim, Tarik, Saw, En Ning, Ludwig, Alfred, Levkin, Pavel A, Plumeré, Nicolas

“…Microarray technology has shown great potential for various types of high-throughput screening applications. The main read-out methods of most microarray…”
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High-Throughput Fabrication of Au-Cu Nanoparticle Libraries by Combinatorial Sputtering in Ionic Liquids by König, Dennis, Richter, Kai, Siegel, Alexander, Mudring, Anja-Verena, Ludwig, Alfred

“…Materials libraries of binary alloy nanoparticles (NPs) are synthesized by combinatorial co‐sputter deposition of Cu and Au into the ionic liquid (IL)…”
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Deep learning for visualization and novelty detection in large X-ray diffraction datasets by Banko, Lars, Maffettone, Phillip M., Naujoks, Dennis, Olds, Daniel, Ludwig, Alfred

“…We apply variational autoencoders (VAE) to X-ray diffraction (XRD) data analysis on both simulated and experimental thin-film data. We show that crystal…”
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In-Situ TEM assessment of phase transformation in VO2-based thin films with Ho addition by Suhr, Ellen, Kostka, Aleksander, Ludwig, Alfred

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Subtoxic cell responses to silica particles with different size and shape by Kersting, Markus, Olejnik, Mateusz, Rosenkranz, Nina, Loza, Kateryna, Breisch, Marina, Rostek, Alexander, Westphal, Götz, Bünger, Jürgen, Ziegler, Nadine, Ludwig, Alfred, Köller, Manfred, Sengstock, Christina, Epple, Matthias

“…Health risks from particles are a priority challenge to health protection at work. Despite the ubiquitous exposure to a wide range of particles and the many…”
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On the Effects of Diluted and Mixed Ionic Liquids as Liquid Substrates for the Sputter Synthesis of Nanoparticles by Meischein, Michael, Fork, Marvin, Ludwig, Alfred

“…The synthesis of nanoparticles by combinatorial sputtering in ionic liquids is a versatile approach for discovering new materials. Whereas the influence on…”
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Enhanced photoelectrochemical properties of WO3 thin films fabricated by reactive magnetron sputtering by VINAY SHANKAR VIDYARTHI, HOFMANN, Martin, SAVAN, Alan, SLIOZBERG, Kirill, KÖNIG, Dennis, BERANEK, Radim, SCHUHMANN, Wolfgang, LUDWIG, Alfred

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Crystallography companion agent for high-throughput materials discovery by Maffettone, Phillip M, Banko, Lars, Cui, Peng, Lysogorskiy, Yury, Little, Marc A, Olds, Daniel, Ludwig, Alfred, Cooper, Andrew I

“…The discovery of new structural and functional materials is driven by phase identification, often using X-ray diffraction (XRD). Automation has accelerated the…”
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