Marcus Rose
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View article: Benchtop NMR for Catalytic Hydrogenation Reactions Suitable for Studies with Parahydrogen
Benchtop NMR for Catalytic Hydrogenation Reactions Suitable for Studies with Parahydrogen Open
Nuclear magnetic resonance (NMR) spectroscopy is an indispensable tool for analysing molecular structures and dynamics. Its applicability for reaction monitoring, especially of heterogeneously catalysed hydrogenation reactions, is limited …
View article: The fate of FeNC catalysts: Influence of storage conditions on structure and performance evolution
The fate of FeNC catalysts: Influence of storage conditions on structure and performance evolution Open
FeNC materials are considered as promising catalysts for fuel cell application and CO2 reduction. However, a general obstacle is their instability when stored at ambient conditions, typically this resulted in structural changes and loss of…
View article: Finding the Right Synergy of Iron and Molybdenum in Mixed Metal Oxide Catalysts for the Sustainable Production of Acetaldehyde via Oxidative Dehydrogenation of Ethanol
Finding the Right Synergy of Iron and Molybdenum in Mixed Metal Oxide Catalysts for the Sustainable Production of Acetaldehyde via Oxidative Dehydrogenation of Ethanol Open
Iron–molybdenum mixed oxides are well‐established catalysts for the oxidative dehydrogenation (ODH) of methanol, but their performance in the ODH of ethanol (EtOH), particularly with respect to the Mo:Fe ratio, remains unexplored. In this …
View article: Iron as energy carrier – Mechanistics of iron oxidation and iron oxide reduction deduced from in-situ techniques
Iron as energy carrier – Mechanistics of iron oxidation and iron oxide reduction deduced from in-situ techniques Open
Iron is a very promising candidate for the use as a chemical energy carrier. For application it is crucial to understand the reaction behavior of iron and iron oxide powders in the micrometer range. Recent evidence shows that the oxidation…
View article: Alumina Supported Iron Catalysts for Selective Acetylene Hydrogenation Under Industrial Front‐End Conditions
Alumina Supported Iron Catalysts for Selective Acetylene Hydrogenation Under Industrial Front‐End Conditions Open
The removal of acetylene traces from ethylene streams coming from the steamcracker is carried out in the industry on an annual scale of several million tons using Pd‐Ag/Al 2 O 3 catalysts. The substitution of palladium containing catalysts…
View article: Catalytic hydrodenitrogenation of primary, secondary, and tertiary C12-alkyl amines over a platinum on zirconia catalyst
Catalytic hydrodenitrogenation of primary, secondary, and tertiary C12-alkyl amines over a platinum on zirconia catalyst Open
The Pt-catalyzed hydrotreatment of primary, secondary and tertiary amines proceeds via a shared reaction network. N-removal occurs through condensation or C–N hydrogenolysis steps involving the primary amine.
View article: Alumina Supported Iron Catalysts for the Selective Acetylene Hydrogenation under Industrial Front-End Conditions
Alumina Supported Iron Catalysts for the Selective Acetylene Hydrogenation under Industrial Front-End Conditions Open
The removal of acetylene traces from ethylene streams coming from the steam cracker is carried out in the industry on an annual scale of several million tonnes using Pd-Ag/Al2O3 catalysts. The substitution of palladium containing catalysts…
View article: Tuning the macroligand environment of a solid ruthenium phosphine catalyst for the hydrogenation of CO2 to formate
Tuning the macroligand environment of a solid ruthenium phosphine catalyst for the hydrogenation of CO2 to formate Open
Advances in the essential direct hydrogenation of CO2 to formic acid are strongly linked to the development of suitable catalytic systems. Here, we have followed the molecular tailoring of macroligands that can be achieved by the crosslink…
View article: Hyper-crosslinked polyphosphines as microporous macroligands for catalytic CO2 hydrogenation – a systematic study on structure-activity relations
Hyper-crosslinked polyphosphines as microporous macroligands for catalytic CO2 hydrogenation – a systematic study on structure-activity relations Open
Hyper-crosslinked polymers (HCPs) enable the tailored synthesis of functionalized materials and open up a versatile design strategy for porous macroligands. Based on the prototypical triphenylphosphine (PPh3) monomer, we investigate the ro…
View article: A solid Xantphos macroligand based on porous organic polymers for the catalytic hydrogenation of CO2
A solid Xantphos macroligand based on porous organic polymers for the catalytic hydrogenation of CO2 Open
Porous organic polymers enable a novel approach to incorporate Xantphos into a solid macroligand. Immobilizing a ruthenium complex on the Xantphos network results in an excellent catalyst for the hydrogenation of CO2 to formic acid. Recycl…
View article: Separation of Biobased Carboxylic Acids by Aqueous Phase Nanofiltration
Separation of Biobased Carboxylic Acids by Aqueous Phase Nanofiltration Open
Nanofiltration is an energy efficient separation technology with yet not fully explored potential for in situ product recovery from fermentation solutions. In this work, a commercially available cellulose acetate nanofiltration membrane wa…
View article: Systematic investigation of the mechanocatalytic partial depolymerization of cellulose towards oligomeric glycans
Systematic investigation of the mechanocatalytic partial depolymerization of cellulose towards oligomeric glycans Open
The mechanocatalytic depolymerization of cellulose to oligomeric glycans in a planetary ball mill is systematically studied based on reaction parameters such as acid content, filling level, rotational speed and grinding duration.
View article: A solid xantphos macroligand based on porous organic polymers for the catalytic hydrogenation of CO<sub>2</sub>
A solid xantphos macroligand based on porous organic polymers for the catalytic hydrogenation of CO<sub>2</sub> Open
A xanthphos-based porous organic polymer enables the support of a molecular ruthenium complex as solid catalyst for the hydrogenation of CO 2 to formic acid as renewable platform chemical.
View article: Systematic investigation of the mechanocatalytic partial depolymerization of cellulose towards oligomeric glycans
Systematic investigation of the mechanocatalytic partial depolymerization of cellulose towards oligomeric glycans Open
The selective depolymerization of cellulose is a major challenge and usually leads to the formation of monosaccharides as main products. Once depolymerized, various platform chemicals such as 5 hydroxymethylfurfural and furfural can be obt…
View article: [Pd(2‐pymo) <sub>2</sub> ] <sub>n</sub> /Al <sub>2</sub> O <sub>3</sub> as MOF Single Site Catalyst for the Selective Hydrogenation of Acetylene**
[Pd(2‐pymo) <sub>2</sub> ] <sub>n</sub> /Al <sub>2</sub> O <sub>3</sub> as MOF Single Site Catalyst for the Selective Hydrogenation of Acetylene** Open
Despite the great potential of metal‐organic frameworks (MOFs) in catalysis, industrial applications are still scarce. This is mainly due to a lack of performance when changing from idealized lab conditions towards realistic conditions of …
View article: Influence of Support Material on the Structural Evolution of Copper during Electrochemical CO<sub>2</sub> Reduction
Influence of Support Material on the Structural Evolution of Copper during Electrochemical CO<sub>2</sub> Reduction Open
The copper‐catalyzed electrochemical CO 2 reduction reaction represents an elegant pathway to reduce CO 2 emissions while producing a wide range of valuable hydrocarbons. The selectivity for these products depends strongly on the structure…
View article: Mechanocatalytic partial depolymerization of lignocellulosic feedstock towards oligomeric glycans
Mechanocatalytic partial depolymerization of lignocellulosic feedstock towards oligomeric glycans Open
In this work mechanocatalytic partial depolymerization is used to obtain glycans from lignocellulosic feedstocks, e.g. beet pulp. Thereby the yield of the glycans is increased, and can be increased further with a suitable pre-treatment.
View article: Highly stable amorphous silica-alumina catalysts for continuous bio-derived mesitylene production under solvent-free conditions
Highly stable amorphous silica-alumina catalysts for continuous bio-derived mesitylene production under solvent-free conditions Open
Amorphous silica-alumina are efficient and highly stable catalysts for the continuous production of biomass-derived aromatics such as mesitylene from acetone, thus adding to the potential for value creation in biorefineries.
View article: Mechanocatalytic partial depolymerization of lignocellulosic feedstock towards oligomeric glycans
Mechanocatalytic partial depolymerization of lignocellulosic feedstock towards oligomeric glycans Open
The depolymerization of lignocellulosic feedstock with a heterogeneous composition is a major challenge and usually leads to the formation of monosaccharides as main products. Our work aims to convert such feedstock into oligomeric glycans…
View article: [Pd(2-pymo)2]n/Al2O3 as MOF single site catalyst for the selective hydrogenation of acetylene
[Pd(2-pymo)2]n/Al2O3 as MOF single site catalyst for the selective hydrogenation of acetylene Open
Despite the great potential of metal-organic frameworks (MOFs) in catalysis, industrial applications are still scarce. This is mainly due to a lack of performance when changing from idealized lab conditions towards realistic conditions of …
View article: Modulating Catalytic Selectivity by Base Addition in Aqueous Reductive Amination of 1,6-Hexanediol Using Ru/C
Modulating Catalytic Selectivity by Base Addition in Aqueous Reductive Amination of 1,6-Hexanediol Using Ru/C Open
Efficient base-modulated product selectivity in the aqueous-phase Ru/C-catalyzed reductive amination of 1,6-hexanediol (HDO) was reported by performing the reaction at mild conditions (463 K, 25 bar H2). High selectivity of amines could be…
View article: Highly stable amorphous silica-alumina catalysts for continuous bio-derived mesitylene production under solvent-free conditions
Highly stable amorphous silica-alumina catalysts for continuous bio-derived mesitylene production under solvent-free conditions Open
Aromatization of alkyl methyl ketones obtained from biorefinery streams is a viable and attractive catalytic pathway to renewable aromatics, precursors for various important monomers and chemicals. To achieve high catalytic activity and st…
View article: Mechanocatalytic partial depolymerization of lignocellulosic feedstock towards oligomeric glycans
Mechanocatalytic partial depolymerization of lignocellulosic feedstock towards oligomeric glycans Open
The depolymerization of lignocellulosic feedstock with a heterogeneous composition is a major challenge and usually leads to the formation of monosaccharides as the main products. Our work aims to convert such feedstocks into oligomeric gl…
View article: Toward Renewable Amines: Recent Advances in the Catalytic Amination of Biomass-Derived Oxygenates
Toward Renewable Amines: Recent Advances in the Catalytic Amination of Biomass-Derived Oxygenates Open
Synthesis of high-value-added chemicals from biomass and/or biomass-derived platform molecules is considered an important strategy to mitigate the global dependency on fossil resources and include renewable resources in a circular economy.…
View article: Reaction Kinetics of an Industrial Front‐End Acetylene Hydrogenation Catalyst Using the Advanced TEMKIN Reactor
Reaction Kinetics of an Industrial Front‐End Acetylene Hydrogenation Catalyst Using the Advanced TEMKIN Reactor Open
The front‐end process integration of the selective acetylene hydrogenation provides several advantages over the tail‐end option. But extensive knowledge of the process and reaction kinetics are required. This work combines the ideal condit…
View article: Thermochemical Property Measurements of FLiNaK and FLiBe in FY 2020
Thermochemical Property Measurements of FLiNaK and FLiBe in FY 2020 Open
The technical bases and methods developed at Argonne to measure thermochemical properties of molten salt mixtures are summarized and results provided to show the precision achieved. These methods include measurements of phase transition te…
View article: Thermophysical Property Measurements of NaCl-UCl3
Thermophysical Property Measurements of NaCl-UCl3 Open
Describe the research (summary of Scope of Work and principal objectives of the CRADA): Argonne produced and measured thermochemical and thermophysical properties of eutectic NaCl-UCl3 salt at several temperatures in the range of interest.…