Bifunctional Catalysts with Separated and Tunable Sites on Zeolites for Relay Catalysis of the Oxidative Dehydrogenation of Propane Using CO2
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DOI: 10.1002/adfm.202414231
Abstract: The oxidative dehydrogenation of propane using CO2 (CO2‐ODH) technology has broad application prospects in the production of propylene and the utilization of CO2, and the development of efficient CO2‐ODH catalysts is of great significance. However,… read more here.
Keywords: co2; dehydrogenation; dehydrogenation propane; propane using ... See more keywords
Heteroepitaxial Growth of B5‐Site‐Rich Ru Nanoparticles Guided by Hexagonal Boron Nitride for Low‐Temperature Ammonia Dehydrogenation
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DOI: 10.1002/adma.202203364
Abstract: Ruthenium is one of the most active catalysts for ammonia dehydrogenation and is essential for the use of ammonia as a hydrogen storage material. The B5‐type site on the surface of ruthenium is expected to… read more here.
Keywords: ammonia dehydrogenation; boron nitride; catalyst; hexagonal boron ... See more keywords
Inducing One‐Step Dehydrogenation of Magnesium Borohydride via Confinement in Robust Dodecahedral Nitrogen‐Doped Porous Carbon Scaffold
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DOI: 10.1002/adma.202406152
Abstract: A dodecahedral activated N‐doped porous carbon scaffold is synthesized and used for the nanoconfinement of Mg(BH4)2. The optimized mesoporous scaffold possesses an accumulated pore width of 2.65 nm, high specific surface area (3955.9 m2 g−1),… read more here.
Keywords: porous carbon; carbon; doped porous; dehydrogenation ... See more keywords
Zeolite Membrane‐Based Low‐Temperature Dehydrogenation of a Liquid Organic Hydrogen Carrier: A Key Step in the Development of a Hydrogen Economy
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DOI: 10.1002/advs.202403128
Abstract: Methylcyclohexane (MCH) dehydrogenation is an equilibrium‐limited reaction that requires high temperatures (>300 °C) for complete conversion. However, high‐temperature operation can degrade catalytic activity and produce unwanted side products. Thus, a hybrid zeolite membrane (Z) is… read more here.
Keywords: zeolite membrane; hydrogen; temperature; dehydrogenation ... See more keywords
Palladium Nanoparticles Stabilized by Metal–Carbon Covalent Bonds as an Expeditious Catalyst for the Oxidative Dehydrogenation of Nitrogen Heterocycles
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DOI: 10.1002/cctc.201700370
Abstract: The first method for the dehydrogenation of nitrogen heterocycles catalyzed by a palladium nanocatalyst was developed. Carbon–metal covalent‐bond‐stabilized nanoparticles were found to be efficient for the dehydrogenation process in the presence of tert‐butyl hydroperoxide. A… read more here.
Keywords: dehydrogenation nitrogen; carbon; dehydrogenation; nitrogen heterocycles ... See more keywords
A Highly Active PBP–Iridium Catalyst for the Dehydrogenation of Dimethylamine–Borane: Catalytic Performance and Mechanism
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DOI: 10.1002/cctc.201700384
Abstract: A long‐tethered boron‐containing (P‐B‐P) pincer ligand with an aliphatic backbone was synthesized. Oxidative addition of the B−H bond in the ligand to [Ir(coe)2Cl]2 (coe=cyclooctene) afforded the (P‐B‐P)Ir(H)Cl complex. A catalyst system comprising the iridium complex… read more here.
Keywords: dehydrogenation; iridium; dimethylamine borane; performance ... See more keywords
Direct Insight into Ethane Oxidative Dehydrogenation over Boron Nitrides
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DOI: 10.1002/cctc.201700725
Abstract: The ultimate objective of chemical conversion is to achieve 100 % selectivity from catalysis, and this is also a prodigious challenge for the conversion of light paraffins into olefins, because it involves controlled activation of highly… read more here.
Keywords: ethane; dehydrogenation; direct insight; conversion ... See more keywords
Coke Formation during Propane Dehydrogenation over Ga−Rh Supported Catalytically Active Liquid Metal Solutions
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DOI: 10.1002/cctc.201901922
Abstract: Supported Catalytically Active Liquid Metal Solutions (SCALMS) were recently described as a new class of heterogeneous catalysts, where the catalytic transformation takes place at the highly dynamic interface of a liquid alloy. Their application in… read more here.
Keywords: catalytically active; liquid metal; dehydrogenation; active liquid ... See more keywords
Catalytically Active Co−Nx Species Stabilized on Nitrogen‐doped Porous Carbon for Efficient Hydrogenation and Dehydrogenation of N‐heteroarenes
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DOI: 10.1002/cctc.202000826
Abstract: The development of bifunctional, highly active and stable non‐noble‐metal catalysts is important for synthetic chemistry. In this study, a highly dispersed Co catalyst stabilized on the mesoporous N‐doped carbon layers was prepared by adsorption and… read more here.
Keywords: catalytically active; dehydrogenation; carbon; hydrogenation ... See more keywords
Highly Effective Direct Dehydrogenation of Propane to Propylene by Microwave Catalysis at Low Temperature over Co−Sn/NC Microwave Catalyst
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DOI: 10.1002/cctc.202001640
Abstract: The direct catalytic dehydrogenation of propane (C3H8) to value‐added propylene (C3H6) has attracted much attention. However, direct dehydrogenation of C3H8 to C3H6 with outstanding catalytic performance at low temperature is a great challenge. Herein, we… read more here.
Keywords: low temperature; direct dehydrogenation; dehydrogenation; microwave catalyst ... See more keywords
Machine Learning Enabled Screening of Single Atom Alloys: Predicting Reactivity Trend for Ethanol Dehydrogenation
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DOI: 10.1002/cctc.202101481
Abstract: A machine learning (ML) approach implementing the gradient boosting regressor (GBR) algorithm is applied to predict the binding energies of oxygen (EO) and carbon (EC) atoms on single atom alloys (SAAs) of Cu, Ag and… read more here.
Keywords: learning enabled; dehydrogenation; atom alloys; machine learning ... See more keywords