Andreas Züttel
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View article: The Critical Role of Nanoparticle Geometry in Turnover Frequency Calculation
The Critical Role of Nanoparticle Geometry in Turnover Frequency Calculation Open
View article: Enhancing the Stability of Acidic CO <sub>2</sub> Reduction by Preventing OH <sup>−</sup> and Liquid Product Recirculation
Enhancing the Stability of Acidic CO <sub>2</sub> Reduction by Preventing OH <sup>−</sup> and Liquid Product Recirculation Open
Acidic environments enhance CO 2 utilization during CO 2 electrolysis via a buffering effect that converts carbonates formed at the electrode surface back into CO 2 . Nevertheless, further investigation into acidic CO 2 electrolysis is req…
View article: Surface chemistry of supported Ru nanoparticles investigated during CO2 hydrogenation by NAP-XPS
Surface chemistry of supported Ru nanoparticles investigated during CO2 hydrogenation by NAP-XPS Open
In situ investigation of the surface composition of catalyst particles improves the understanding of the active species in heterogeneous catalysis. This study analyzed the surface chemistry of ruthenium nanoparticles supported on alumina d…
View article: Deep Eutectic Solvents Formed by Complex Hydrides: A New Class of Hydrogen‐Rich Liquid
Deep Eutectic Solvents Formed by Complex Hydrides: A New Class of Hydrogen‐Rich Liquid Open
Deep eutectic solvents (DESs) are novel mixtures that exhibit a significant depression in melting points compared to their individual components. This work finds that combining tetrabutylammonium borohydride (TBABH) with ammonia borane (AB…
View article: Functionalized Phenyl Methanaminium Salts Provide Highly Stable Perovskite Solar Cells
Functionalized Phenyl Methanaminium Salts Provide Highly Stable Perovskite Solar Cells Open
One of the leading approaches to enhancing the performance and stability of perovskite solar cells (PSCs) involves passivating the perovskite surface and grain boundaries with large ammonium salts. Here, we report the synthesis of furan-, …
View article: Synthesis, Crystal Structure, and Hydrogen Storage Properties of an AB<sub>3</sub>-Based Alloy Synthesized by Disproportionation Reactions of AB<sub>2</sub>-Based Alloys
Synthesis, Crystal Structure, and Hydrogen Storage Properties of an AB<sub>3</sub>-Based Alloy Synthesized by Disproportionation Reactions of AB<sub>2</sub>-Based Alloys Open
Hydrogen storage materials store hydrogen in their atomic states, enabling more compact and safer storage methods compared to those for gaseous and liquid hydrogen. Although various types of hydrogen storage materials have been reported, n…
View article: Accelerated discovery of low-cost Mg-based solid-state H2 storage alloys for enhanced hydrogen des-/absorption behavior via machine learning-guided binary-element minor doping
Accelerated discovery of low-cost Mg-based solid-state H2 storage alloys for enhanced hydrogen des-/absorption behavior via machine learning-guided binary-element minor doping Open
View article: Accelerated discovery of low-cost Mg-based solid-state H2 storage alloys for enhanced hydrogen des-/absorption behavior via machine learning-guided binary-element minor doping
Accelerated discovery of low-cost Mg-based solid-state H2 storage alloys for enhanced hydrogen des-/absorption behavior via machine learning-guided binary-element minor doping Open
View article: Engineering Ru nanoparticle size and metal–support interactions for enhanced catalytic hydrogen combustion
Engineering Ru nanoparticle size and metal–support interactions for enhanced catalytic hydrogen combustion Open
Optimised Ru nanoparticle size on γAl 2 O 3 enhances catalytic hydrogen combustion efficiency through tailored metal–support interactions.
View article: Selective light olefin synthesis with high ethylene abundance via CO2 hydrogenation over (Ga-In)2O3/SSZ-13 catalysts
Selective light olefin synthesis with high ethylene abundance via CO2 hydrogenation over (Ga-In)2O3/SSZ-13 catalysts Open
Direct light olefin synthesis from CO2 hydrogenation is a new pathway to decarbonize the chemical industry. Inspired by the promising catalytic activity of Ga2O3-based catalysts in alkane dehydrogenation, this study reveals that optimizing…
View article: A Single‐Atom Interface Engineering Strategy to Promote Hydrogen Sorption Performances of Magnesium Hydride
A Single‐Atom Interface Engineering Strategy to Promote Hydrogen Sorption Performances of Magnesium Hydride Open
Magnesium hydride (MgH 2 ) is regarded as a promising hydrogen storage material owing to its high gravimetric and volumetric capacity and low cost. However, its large‐scale application is hampered by high stability leading to elevated temp…
View article: Assessment of fine-tuned large language models for real-world chemistry and material science applications
Assessment of fine-tuned large language models for real-world chemistry and material science applications Open
We studied the performance of fine-tuning open-source LLMs for a range of different chemical questions. We benchmark their performances against “traditional” machine learning models and find that, in most cases, the fine-tuning approach is…
View article: Catalytic hydrogen combustion over supported metal catalysts; comparison and kinetic study
Catalytic hydrogen combustion over supported metal catalysts; comparison and kinetic study Open
Catalytic H2 combustion (CHC) is an efficient way to mitigate H2 slip from industrial processes, overcoming the explosion and NOx emission risks. Although Pt-based catalysts are state-of-the-art catalysts, …
View article: Selective electroreduction of CO<sub>2</sub> to C<sub>2+</sub> products on cobalt decorated copper catalysts
Selective electroreduction of CO<sub>2</sub> to C<sub>2+</sub> products on cobalt decorated copper catalysts Open
Cu-catalyzed electrochemical CO2 reduction reaction (CO2RR) to multi-carbon (C2+) products is often plagued by low selectivity because the adsorption energies of different reaction intermediates are in a linear scaling relationship. Develo…
View article: Power plant units for CO2 neutral energy security in Switzerland
Power plant units for CO2 neutral energy security in Switzerland Open
Graphical Abstract Future supply of Switzerland with renewable energy. Assuming the volume of the hydroelectric storage lakes is doubled, the roof area is covered with photovoltaics, and eight power plant units are able to produce 1 GW on …
View article: Assessment of Fine-Tuned Large Language Models for Real-World Chemistry and Material Science Applications
Assessment of Fine-Tuned Large Language Models for Real-World Chemistry and Material Science Applications Open
The current generation of large language models (LLMs), like ChatGPT, have limited chemical knowledge. Recently, it has been shown that these LLMs can learn and predict chemical properties through fine-tuning. In this work, we explore the …
View article: Graphene membranes with pyridinic nitrogen at pore edges for high-performance CO2 capture
Graphene membranes with pyridinic nitrogen at pore edges for high-performance CO2 capture Open
View article: Development of Ti-Zr-Mn based AB2 type metal hydrides alloys for an 865 bar two-stage hydrogen compressor
Development of Ti-Zr-Mn based AB2 type metal hydrides alloys for an 865 bar two-stage hydrogen compressor Open
View article: Scalable synthesis of Cu(-Ag) oxide clusters via spark ablation for the highly selective electrochemical conversion of CO2 to acetaldehyde
Scalable synthesis of Cu(-Ag) oxide clusters via spark ablation for the highly selective electrochemical conversion of CO2 to acetaldehyde Open
The electrochemical conversion of CO2 into the base chemical acetaldehyde offers a sustainable and green alternative to the Wacker process. However, current electrocatalysts cannot effectively compete with heterogeneous processe…
View article: All Platinum Group Metal-Free and Durable Catalysts for Direct Borohydride Fuel Cells
All Platinum Group Metal-Free and Durable Catalysts for Direct Borohydride Fuel Cells Open
Platinum group metal-free catalysts (e.g., Fe-N-C and Co-N-C) are used as hydrogen peroxide reduction reaction (PRR) catalysts in direct borohydride fuel cells (DBFCs). Fe-N-C is more active in the PRR and demonstrates high performance at …
View article: Solvent- and catalyst-free reduction of CO<sub>2</sub> with ammonia borane
Solvent- and catalyst-free reduction of CO<sub>2</sub> with ammonia borane Open
The catalyst-free CO 2 reduction with ammonia borane in the solid state is reported. Close to 40 mmol of CO 2 per gram of ammonia borane can be reduced at 0.5 MPa and 60 °C to formamide in high yield, achieving a highly atom-economical pro…
View article: Accelerated design of nickel-cobalt based catalysts for CO<sub>2</sub> hydrogenation with human-in-the-loop active machine learning
Accelerated design of nickel-cobalt based catalysts for CO<sub>2</sub> hydrogenation with human-in-the-loop active machine learning Open
The effect of catalyst synthesis and reaction conditions on catalytic activity were accurately predicted with an interpretable data-driven strategy. The method is demonstrated for CO 2 methanation and is extendable to other catalytic proce…
View article: Renewable Energy Storage in Hydrogen and Synthetic Hydrocarbons
Renewable Energy Storage in Hydrogen and Synthetic Hydrocarbons Open
View article: Nanoscale engineering of solid-state materials for boosting hydrogen storage
Nanoscale engineering of solid-state materials for boosting hydrogen storage Open
Fine-tuning the nanoworld: paving the way for a sustainable hydrogen future with solid-state hydrogen storage materials.
View article: Elucidating the Mechanism of Fe Incorporation in In Situ Synthesized Co–Fe Oxygen-Evolving Nanocatalysts
Elucidating the Mechanism of Fe Incorporation in In Situ Synthesized Co–Fe Oxygen-Evolving Nanocatalysts Open
Ni- and Co-based catalysts with added Fe demonstrate promising activity in the oxygen evolution reaction (OER) during alkaline water electrolysis, with the presence of Fe in a certain quantity being crucial for their enhanced performance. …
View article: Low-temperature non-equilibrium synthesis of anisotropic multimetallic nanosurface alloys for electrochemical CO2 reduction
Low-temperature non-equilibrium synthesis of anisotropic multimetallic nanosurface alloys for electrochemical CO2 reduction Open
View article: Zinc carboxylate optimization strategy for extending Al-air battery system's lifetime
Zinc carboxylate optimization strategy for extending Al-air battery system's lifetime Open
View article: A Prussian‐Blue Bifunctional Interface Membrane for Enhanced Flexible Al–Air Batteries
A Prussian‐Blue Bifunctional Interface Membrane for Enhanced Flexible Al–Air Batteries Open
Flexible Al–air batteries have attracted widespread attention in the field of wearable power due to the high theoretical energy density of Al metal. However, the efficiency degradation and anodizing retardation caused by Al parasitic corro…
View article: Graphene nanoplatelets promoted CoO-based catalyst for low temperature CO2 methanation reaction
Graphene nanoplatelets promoted CoO-based catalyst for low temperature CO2 methanation reaction Open
Methanation of CO 2 is an important reaction for reducing CO 2 emissions in a power-to-gas system. Compared to cobalt supported on gamma-Al 2 O 3 , cobalt supported on graphene nanoplatelets (GNPs) showed significantly better performance f…
View article: The Effect of Y Content on Structural and Sorption Properties of A2B7-Type Phase in the La–Y–Ni–Al–Mn System
The Effect of Y Content on Structural and Sorption Properties of A2B7-Type Phase in the La–Y–Ni–Al–Mn System Open
Metal hydrides are an interesting group of chemical compounds, able to store hydrogen in a reversible, compact and safe manner. Among them, A2B7-type intermetallic alloys based on La-Mg-Ni have attracted particular attention due to their h…