Weizhong Qian
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View article: Aqueous Preparation of CsPbBr3 Perovskite Nanocrystals Under Ambient Conditio
Aqueous Preparation of CsPbBr3 Perovskite Nanocrystals Under Ambient Conditio Open
Metal halide perovskites (MHPs) have had a profound impact on numerous emerging optoelectronic technologies, achieving performance metrics that rival or exceed incumbent materials. This impact is underpinned by the exceptional properties o…
View article: Highly Selective Production of “Jadeite Hydrogen” from the Catalytic Decomposition of Diesel
Highly Selective Production of “Jadeite Hydrogen” from the Catalytic Decomposition of Diesel Open
View article: Enhancement of Li intercalation kinetics of LiFePO<sub>4</sub> nanoparticles with mesoporous carbon
Enhancement of Li intercalation kinetics of LiFePO<sub>4</sub> nanoparticles with mesoporous carbon Open
Carbon-assisted energy storage in Li-ion batteries is a crucial topic in the era of carbon neutrality. This work reports a remarkable synergistic effect between lithium iron phosphate (LiFePO4, LFP) nanoparticles and mesoporous carbon (MC)…
View article: Tandem Conversion of Cyano-/Amino-Organics into N-Doped Carbon Nanotubes and Harmless Off-Gas
Tandem Conversion of Cyano-/Amino-Organics into N-Doped Carbon Nanotubes and Harmless Off-Gas Open
We reported a new technology for transforming N-containing organic wastes (such as aniline, adiponitrile, and tar from preoxidized PAN fibers) into N-doped carbon nanotubes (N-CNTs) with nanosized iron or nickel catalysts in two consecutiv…
View article: Fluidization and Application of Carbon Nano Agglomerations
Fluidization and Application of Carbon Nano Agglomerations Open
Carbon nanomaterials are unique with excellent functionality and diverse structures. However, agglomerated structures are commonly formed because of small‐size effects and surface effects. Their hierarchical assembly into micro particles e…
View article: Imaging of Single Molecular Behaviors Under Bifurcated Three‐Centered Hydrogen Bonding
Imaging of Single Molecular Behaviors Under Bifurcated Three‐Centered Hydrogen Bonding Open
The mechanism for interaction and bonding of single guest molecules with active sites fundamentally determines the sorption and subsequent catalytic processes occurring in host zeolitic frameworks. However, no real‐space studies on these s…
View article: “Redox switches” of Fe species on zeolite catalysts: Modulating the acidity and the para-xylene yield from methanol
“Redox switches” of Fe species on zeolite catalysts: Modulating the acidity and the para-xylene yield from methanol Open
Molecular switches are widely studied in optical devices, computer science, DNA sensor systems, and chiral synthesis; however, their use in heterogeneous catalytic processes is rarely reported. Herein, we report a Fe-based redox switch for…
View article: Process Simulation of Diesel into Aromatics and Carbon Nanotubes: A Techno and Economic Analyses
Process Simulation of Diesel into Aromatics and Carbon Nanotubes: A Techno and Economic Analyses Open
With the sustainable increase of renewable energy and the maturation of heavy vehicle market, diesel consumption would face a downward trend worldwide. Herein, we have proposed a new route for hydrocracking of light cycle oil (LCO) into ar…
View article: Near carbon-zero cycle from VOCs capture to carbon fixation
Near carbon-zero cycle from VOCs capture to carbon fixation Open
View article: Modulating inherent lewis acidity at the intergrowth interface of mortise-tenon zeolite catalyst
Modulating inherent lewis acidity at the intergrowth interface of mortise-tenon zeolite catalyst Open
The acid sites of zeolite are important local structures to control the products in the chemical conversion. However, it remains a great challenge to precisely design the structures of acid sites, since there are still lack the controllabl…
View article: Innentitelbild: Rational Design of Zinc/Zeolite Catalyst: Selective Formation of <i>p</i>‐Xylene from Methanol to Aromatics Reaction (Angew. Chem. 10/2022)
Innentitelbild: Rational Design of Zinc/Zeolite Catalyst: Selective Formation of <i>p</i>‐Xylene from Methanol to Aromatics Reaction (Angew. Chem. 10/2022) Open
Hohle Zn/MFI-Einkristalle mit dreifacher Schale wurden im Forschungsartikel von Ning Wang et al. entwickelt (e202114786). Die Kristalle weisen eine beträchtlich lange Lebensdauer sowie eine erhöhte Formselektivität für p-Xylol auf.
View article: Inside Cover: Rational Design of Zinc/Zeolite Catalyst: Selective Formation of <i>p</i>‐Xylene from Methanol to Aromatics Reaction (Angew. Chem. Int. Ed. 10/2022)
Inside Cover: Rational Design of Zinc/Zeolite Catalyst: Selective Formation of <i>p</i>‐Xylene from Methanol to Aromatics Reaction (Angew. Chem. Int. Ed. 10/2022) Open
Graphical Abstract Hollow triple-shelled Zn/MFI single crystals were designed by Ning Wang and co-workers in their Research Article (e202114786). They exhibit a rather long lifetime as well as an enhanced shape selectivity for p-xylene.
View article: Phase coexistence in fluidization
Phase coexistence in fluidization Open
The coexistence and interaction of a granular liquid‐like phase (emulsion) and a gas‐like phase (bubbles) in fluidization is a spontaneous symmetry‐breaking dissipative state, contributing to excellent mixing behavior in fluidized beds. In…
View article: Modulating Inherent Lewis Acidity at the Intergrowth Interface of Mortise-Tenon Zeolite Catalyst
Modulating Inherent Lewis Acidity at the Intergrowth Interface of Mortise-Tenon Zeolite Catalyst Open
The tunability of local structures determines various catalytic performances of zeolite catalysts. The acid sites in zeolite catalysts are important local structures to control the products in methanol conversion. However, it remained stil…
View article: Phase coexistence in fluidization
Phase coexistence in fluidization Open
The coexistence of granular liquid-like phase (cluster) and gas-like phase (void) in fluidization, a spontaneous symmetry-breaking dissipative state, contributes to excellent mixing behavior in multi-phase reactors. In present study, a uni…
View article: A single-molecule van der Waals compass
A single-molecule van der Waals compass Open
View article: Resolving atomic SAPO-34/18 intergrowth architectures for methanol conversion by identifying light atoms and bonds
Resolving atomic SAPO-34/18 intergrowth architectures for methanol conversion by identifying light atoms and bonds Open
The micro-structures of catalyst materials basically affect their macro-architectures and catalytic performances. Atomically resolving the micro-structures of zeolite catalysts, which have been widely used in the methanol conversion, will …
View article: Single-Molecule van der Waals Compass
Single-Molecule van der Waals Compass Open
Imaging the single molecules is always challenging under the diverse microscopes, but highly demanded for investigating the intermolecular interactions at the molecular level1-6. The van der Waals (vdW) interactions at sub-nanometer scale …
View article: A nitrogen-doped mesopore-dominated carbon electrode allied with anti-freezing EMIBF<sub>4</sub>–GBL electrolyte for superior low-temperature supercapacitors
A nitrogen-doped mesopore-dominated carbon electrode allied with anti-freezing EMIBF<sub>4</sub>–GBL electrolyte for superior low-temperature supercapacitors Open
Benefiting from rational combination of mesoporous carbon electrode and anti-freezing electrolyte, the electrode-electrolyte synergy is capable of delivering a superior energy-power density capacitor performance at an ultra-low temperature…
View article: Enhanced production of aromatics from propane with a temperature-shifting two-stage fluidized bed reactor
Enhanced production of aromatics from propane with a temperature-shifting two-stage fluidized bed reactor Open
High-yield production of aromatics from propane with a temperature shifting, two-stage fluidized bed reactor technology.
View article: Supercapacitors: Cross‐Coupled Macro‐Mesoporous Carbon Network toward Record High Energy‐Power Density Supercapacitor at 4 V (Adv. Funct. Mater. 51/2018)
Supercapacitors: Cross‐Coupled Macro‐Mesoporous Carbon Network toward Record High Energy‐Power Density Supercapacitor at 4 V (Adv. Funct. Mater. 51/2018) Open
In article number 1806153, Ning Wang, Weizhong Qian, Wei Chu, and co-workers develop an unique macromesoporous coupled carbon framework via a NaNO3-template strategy from a biopolymer aerogel. The suitable pore size of the carbon electrode…
View article: Carbon nanotube-alumina strips as robust, rapid, reversible adsorbents of organics
Carbon nanotube-alumina strips as robust, rapid, reversible adsorbents of organics Open
Strips of carbon nanotube-alumina exhibited robust structure and a better, rapid, reversible adsorption–desorption performance for organics, advantages over compared to pristine nanotube powder and activated carbon.
View article: High yield production of C<sub>2</sub>–C<sub>3</sub> olefins and para-xylene from methanol using a SiO<sub>2</sub>-coated FeO<sub>x</sub>/ZSM-5 catalyst
High yield production of C<sub>2</sub>–C<sub>3</sub> olefins and para-xylene from methanol using a SiO<sub>2</sub>-coated FeO<sub>x</sub>/ZSM-5 catalyst Open
SiO2-coated FeOx/ZSM-5 catalyst exhibited long life time to produce C2–C3 olefins and para-xylene in high yield.
View article: The analysis of hot spots in large scale fluidized bed reactors
The analysis of hot spots in large scale fluidized bed reactors Open
The fluidized Prater number, βf, is introduced into fluidized beds to estimate the temperature gradient.
View article: Highly selective synthesis of large aromatic molecules with nano-zeolite: beyond the shape selectivity effect
Highly selective synthesis of large aromatic molecules with nano-zeolite: beyond the shape selectivity effect Open
We report a combination of the shape selectivity effect of zeolites and external surface alkylation to produce larger molecules.