Daniel Rentsch
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View article: Active Phase–Support Interaction in Phosphotungstic Acid-SiO <sub>2</sub> Catalysts Enables Enhanced Olefin Oligomerization to Synthetic Fuel
Active Phase–Support Interaction in Phosphotungstic Acid-SiO <sub>2</sub> Catalysts Enables Enhanced Olefin Oligomerization to Synthetic Fuel Open
Transitioning the aviation sector to synthetic aviation fuels (SAF) requires innovative catalytic processes to overcome common limitations such as insufficient activity, selectivity, and catalyst deactivation. This study presents a detaile…
View article: Dispersant mechanisms in clays stabilized with MgO-based cement
Dispersant mechanisms in clays stabilized with MgO-based cement Open
Clay-based, low-CO₂ cement-stabilized materials offer a sustainable alternative to conventional building materials. This study examines the impact of various admixtures (Na-hexametaphosphate, Na‑carbonate, Na-silicate, Na-citrate, and Na-o…
View article: A Strategy to Prevent Fluorine‐Induced Transition Metal Dissolution in Lithium‐Ion Batteries
A Strategy to Prevent Fluorine‐Induced Transition Metal Dissolution in Lithium‐Ion Batteries Open
Increasing the upper cut‐off potential of NMC811 electrodes beyond 4.3 V versus Li/Li + offers the potential to increase the specific energy of lithium‐ion battery cells by 20%. However, high‐voltage operation typically leads to accelerate…
View article: Reactions of <i>N</i>,<i>O</i>- and <i>N</i>,<i>S</i>-Azoles and -Azolines with Ozone: Kinetics and Mechanisms
Reactions of <i>N</i>,<i>O</i>- and <i>N</i>,<i>S</i>-Azoles and -Azolines with Ozone: Kinetics and Mechanisms Open
N,O- and N,S-azoles and -azolines are common functional groups in pharmaceuticals, agrochemicals and natural products. Their fate during ozone-based water treatment processes is unknown due to a lack of kinetic and mechanistic information …
View article: Unveiling Solid-State Electrochemical Oxidation of LiBH<sub>4</sub> and Li<sub>2</sub>B<sub>12</sub>H<sub>12</sub> for High-Voltage All-Solid-State Batteries
Unveiling Solid-State Electrochemical Oxidation of LiBH<sub>4</sub> and Li<sub>2</sub>B<sub>12</sub>H<sub>12</sub> for High-Voltage All-Solid-State Batteries Open
Hydridoborates are an emerging class of solid electrolytes that offer high ionic conductivity, low density, solution processability, compatibility with metallic anodes, and high oxidative stability. Notably, certain Li+ or Na+ solid electr…
View article: 119Sn Element-Specific Phonon Density of States of BaSnO3
119Sn Element-Specific Phonon Density of States of BaSnO3 Open
Vibration spectroscopy is routinely used in analytical chemistry for molecular speciation. Less common is its use in studying the dynamics of reaction and transport processes. A shortcoming of vibration spectroscopies is that they are not …
View article: Squaraine Dyes for Organic Photomultiplication Photodetectors with 220% External Quantum Efficiency at 1240 nm
Squaraine Dyes for Organic Photomultiplication Photodetectors with 220% External Quantum Efficiency at 1240 nm Open
Near‐infrared (NIR) light detection at wavelengths λ > 1100 nm is essential in modern science and technology. Emerging organic semiconductors are promising for solution‐processed, flexible, and large‐area NIR organic photodetectors (OPDs),…
View article: In vitro antibacterial activities, DPPH radical scavenging, and molecular simulation of isolated compounds from the stem bark of Grewia ferruginea
In vitro antibacterial activities, DPPH radical scavenging, and molecular simulation of isolated compounds from the stem bark of Grewia ferruginea Open
Grewia ferruginea is a medicinal plant used in Ethiopia to treat various ailments. Given its traditional uses and the absence of reports on its phytochemical constituents, this study was designed to isolate compounds from the stem bark of …
View article: Ozone Reactions with Olefins and Alkynes: Kinetics, Activation Energies, and Mechanisms
Ozone Reactions with Olefins and Alkynes: Kinetics, Activation Energies, and Mechanisms Open
The temperature dependence of the kinetics and the mechanisms of ozone reactions with 19 olefins and 3 alkynes were investigated. The second-order rate constants (kO3) for ozone reactions with olefins were mostly in the range of 103-106 M-…
View article: <i>In Vitro</i> Antibacterial and DPPH Radical Inhibitory Activities and <i>In Silico</i> Molecular Simulation of Compounds Isolated from the Leaves of <i>Olinia rochetiana</i>
<i>In Vitro</i> Antibacterial and DPPH Radical Inhibitory Activities and <i>In Silico</i> Molecular Simulation of Compounds Isolated from the Leaves of <i>Olinia rochetiana</i> Open
Olinia rochetiana is one of the medicinal plants traditionally used in Ethiopia to treat various ailments, including wounds, snake bites, tuberculosis, and cancer. However, there is a lack of comprehensive investigation regarding the biolo…
View article: Unveiling the reaction chemistry of sulfoxides during water chlorination
Unveiling the reaction chemistry of sulfoxides during water chlorination Open
Species-specific second-order rate constants for the reactions of eight model sulfoxides with hypochlorous acid (kHOCl) were determined to be in the range of 2.7 M-1 s-1 to 5.8 × 103M-1 s-1. A quantitative structure-activity relationships …
View article: Earth stabilisation with MgO-based cement
Earth stabilisation with MgO-based cement Open
This study compares, for the first time, MgO-based (MB) cement and Portland-based (PB) cement for stabilizing earth mortars. While MB and PB earth mortars reach similar strength, MB cement stabilization demonstrates superior early-age perf…
View article: Hyperbranched, Functional Polyethoxysiloxanes: Tunable Molecular Building Blocks
Hyperbranched, Functional Polyethoxysiloxanes: Tunable Molecular Building Blocks Open
Functional silanes are multifaceted cross-linkers, compatibilizers, coupling agents, and surface modifiers. Herein, we present organofunctional polysiloxane building blocks that offer great versatility in terms of molecular weight, degree …
View article: Insights on the effects of carbonates and phosphates on the hydration of magnesia (alumino-)silicate cements
Insights on the effects of carbonates and phosphates on the hydration of magnesia (alumino-)silicate cements Open
Cements based on magnesium oxide (MgO) and reactive (alumino-)silicates (xSiO2-yAl2O3) have drawn increasing attention owing to their potential to be produced using raw materials with low CO2 emissions. This study examines how the phase as…
View article: Enabling simultaneous reprocessability and fire protection via incorporation of phosphine oxide monomer in epoxy vitrimer
Enabling simultaneous reprocessability and fire protection via incorporation of phosphine oxide monomer in epoxy vitrimer Open
The conception of epoxy thermosets with both reprocessability and flame retardancy delineates a new horizon in polymer science, offering a material solution that is not only superior in fire safety but is also environment friendly. Herein,…
View article: Antibacterial and Antioxidant Efficacies of Secondary Metabolites from the Roots of Cyphostemma adenocaule: A Combined In Vitro and In Silico Study
Antibacterial and Antioxidant Efficacies of Secondary Metabolites from the Roots of Cyphostemma adenocaule: A Combined In Vitro and In Silico Study Open
Cyphostemma adenocaule is a therapeutic plant traditionally used to treat rabies, snake bite, diarrhea, and wound healing. To address the bioactive compounds exhibiting these activities, we performed a comprehensive study on the roots of t…
View article: Evaluation of the Antibacterial and Antioxidant Properties of Chemical Constituents of the Roots of <i>Woodfordia uniflora</i>: An Integrated Approach of Experimental and Computational Study
Evaluation of the Antibacterial and Antioxidant Properties of Chemical Constituents of the Roots of <i>Woodfordia uniflora</i>: An Integrated Approach of Experimental and Computational Study Open
Woodfordia uniflora is a medicinal plant used for the treatment of malaria, toothache, and stomach problems. The root parts of the plant are also used for healing liver disorders. Silica gel chromatography separation of CH 2 Cl 2 /MeOH (1:…
View article: Low‐CO<sub>2</sub> cements based on magnesium oxide / hydromagnesite blends – hydration mechanism and mechanical properties
Low‐CO<sub>2</sub> cements based on magnesium oxide / hydromagnesite blends – hydration mechanism and mechanical properties Open
Binders based on blends of reactive magnesia and hydromagnesite are low‐CO 2 or even carbon‐negative cements in case the MgO is generated from magnesium silicates or Mg‐containing brines. When MgO is hydrated with water alone, a well cryst…
View article: In vitro Antibacterial Activities, DPPH Radical Scavenging, and Molecular Modeling of Isolated Compounds from the Bark of Grewia ferruginea
In vitro Antibacterial Activities, DPPH Radical Scavenging, and Molecular Modeling of Isolated Compounds from the Bark of Grewia ferruginea Open
Grewia ferruginea is one of the traditional medicinal plants used in Ethiopia against various ailments. In view of its traditional use and absence of literature report, this study was intended to isolate phytochemical constituents and eval…
View article: Hydrous carbonate-containing brucite (HCB) in MgO/hydromagnesite blends
Hydrous carbonate-containing brucite (HCB) in MgO/hydromagnesite blends Open
The hydration of reactive MgO in presence of hydromagnesite was investigated using analyses of the solid and the liquid phase. A brucite-like phase with low crystallinity was identified as hydration product. A partial destabilization of hy…
View article: Recyclable flame retardant phosphonated epoxy based thermosets enabled via a reactive approach
Recyclable flame retardant phosphonated epoxy based thermosets enabled via a reactive approach Open
The development of reusable fire-safe polymers with a prolonged lifetime heralds the switch for a transition towards circular economy. In this framework, we report a novel phosphonated thermoset which is composed of networked phosphonate e…
View article: Effect of aluminate and carbonate in magnesia silicate cement
Effect of aluminate and carbonate in magnesia silicate cement Open
The effect of alumina and carbonates on magnesium silicate hydrate (M-S-H) cement was investigated at high Mg/Si ratios (1.5-2.5), constant Na2CO3 concentration (17 g/L) and Al/Si ratio of either 0, 1 or 3.2. Either MgO or MgO/hydromagnesi…
View article: Thermal and electrochemical interface compatibility of a hydroborate solid electrolyte with 3 V-class cathodes for all-solid-state sodium batteries
Thermal and electrochemical interface compatibility of a hydroborate solid electrolyte with 3 V-class cathodes for all-solid-state sodium batteries Open
Thermal stability of solid electrolytes and their compatibility with battery electrodes are key factors to ensure stable cycling and high operational safety of all-solid-state batteries. Here, we study the compatibility of a hydroborate so…
View article: CCDC 2202320: Experimental Crystal Structure Determination
CCDC 2202320: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2202318: Experimental Crystal Structure Determination
CCDC 2202318: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2202319: Experimental Crystal Structure Determination
CCDC 2202319: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Fluorine and hydroxyl containing unsymmetrical a-diimine Ni (II) dichlorides with improved catalytic performance for ethylene polymerization
Fluorine and hydroxyl containing unsymmetrical a-diimine Ni (II) dichlorides with improved catalytic performance for ethylene polymerization Open
A series of new tailored a-diimine Ni (II) complexes (Ni-OH, Ni-FOH, Ni-PhOH, and Ni-PhFOH) containing bulky ortho-N-aryl groups with various dibenzhydryl substitutes was successfully synthesized, characterized and applied in ethylene poly…