A5102811118- Catalysis for Biomass Conversion
- Catalytic Processes in Materials Science
- Catalysis and Hydrodesulfurization Studies
- Catalysts for Methane Reforming
- Supercapacitor Materials and Fabrication
- Nanomaterials for catalytic reactions
- Electrocatalysts for Energy Conversion
- Catalysis and Oxidation Reactions
- Advanced battery technologies research
- Metal-Organic Frameworks: Synthesis and Applications
- Advanced Photocatalysis Techniques
- Mesoporous Materials and Catalysis
- Carbon dioxide utilization in catalysis
- Advancements in Battery Materials
- Machine Learning in Materials Science
- Ammonia Synthesis and Nitrogen Reduction
- Copper-based nanomaterials and applications
- Layered Double Hydroxides Synthesis and Applications
- Advanced biosensing and bioanalysis techniques
- Zeolite Catalysis and Synthesis
- Lignin and Wood Chemistry
- Asymmetric Hydrogenation and Catalysis
- Advanced Battery Materials and Technologies
- Biofuel production and bioconversion
- Quantum Dots Synthesis And Properties
Inner Mongolia University
2023-2025
Zhujiang Hospital
2025
Southern Medical University
2025
Dalian Institute of Chemical Physics
2017-2024
Chinese Academy of Sciences
2017-2024
Nankai University
2016-2023
Shanghai Jiao Tong University
2023
CRRC (China)
2023
Kunming University of Science and Technology
2021
Tiangong University
2021
Abstract The catalytic hydrogenation of levulinic acid, a key platform molecule in many biorefinery schemes, into γ-valerolactone is considered as one the pivotal reactions to convert lignocellulose-based biomass renewable fuels and chemicals. Here we report on development highly active, selective stable supported metal catalysts for this reaction beneficial effects nano-alloying. Bimetallic random alloys gold-palladium ruthenium-palladium titanium dioxide are prepared with modified...
Key concepts and challenges of zeolite-supported metal catalysts for hydrodeoxygenation selected biomass-derived platform molecules.
A self-prepared 0.85 wt% Ru/ZrO<sub>2</sub>@C catalyst shows an excellent stability for hydrogenation of levulinic acid to γ-valerolactone upon reuse experiments.
The selective oxidation of methane into methanol is paramount importance but poses significant challenges in achieving high productivity and selectivity, especially under mild reaction conditions. We show that a Cu-modified monomeric Fe/ZSM-5 catalyst highly efficient material for the direct conversion liquid phase using H2O2 as an oxidant at low temperatures, which exhibits excellent 431 molMeOH·mol–1Fe·h–1 (with selectivity ∼80% over Cu-Fe(2/0.1)/ZSM-5 catalyst). Combining control...
Catalytic hydrogenation of furfural (FFL) to furfuryl alcohol (FAL) is one the pivotal reactions for biomass valorization. Herein, well-defined Cu nanoparticles ∼1.8 nm encapsulated within titanium silicalite-1 (TS-1) have been successfully prepared by an in situ encapsulation approach, which possesses significant advantages metal dispersion and uniformity compared traditional wet impregnation method. After a Na ion-exchange process modulation zeolite microenvironment, obtained Na–Cu@TS-1...
Abstract Rational design of low‐cost and efficient transition‐metal catalysts for low‐temperature CO 2 activation is significant poses great challenges. Herein, a strategy via regulating the local electron density active sites developed to boost methanation that normally requires >350 °C commercial Ni catalysts. An optimal Ni/ZrO catalyst affords an excellent performance hitherto, with conversion 84.0 %, CH 4 selectivity 98.6 % even at 230 GHSV 12,000 mL g −1 h 106 h, reflecting one best...
Abstract CO 2 hydrogenation to chemicals and fuels is a significant approach for achieving carbon neutrality. It essential rationally design the chemical structure catalytic active sites towards development of efficient catalysts. Here we show Ce-CuZn catalyst with enriched Cu/Zn-O V -Ce fabricated through atomic-level substitution Cu Zn into Ce-MOF precursor. The exhibits high methanol selectivity 71.1% space-time yield up 400.3 g·kg cat −1 ·h excellent stability 170 h at 260 °C, comparable...
Synthesis conditions direct the speciation of Cu<sup>2+</sup> in Cu-exchanged mordenite zeolite towards active [Cu<sub>3</sub>(μ-O)<sub>3</sub>]<sup>2+</sup> species for methane oxidation to methanol.
A Ni<sub>3</sub>S<sub>4</sub>–MoS<sub>2</sub>heterojunction was successfully prepared with the assistance of an ionic liquid in one step, and it showed high performance as a supercapacitor electrode. This synthesis strategy can be applied to prepare other M<sub>x</sub>S<sub>y</sub>–MoS<sub>2</sub>heterojunctions.
A significant development in the design of a NiCo2 S4 3D hierarchical hollow nanoarrow arrays (HNA)-based supercapacitor binder free electrode assembled by 1D nanoneedles and 2D nanosheets on Ni foam collector through controlling ionic liquid 1-octyl-3-methylimidazolium chloride ([OMIm]Cl) concentration is reported. The unique -HNA acquires high specific capacity (1297 C g-1 at 1 , 2.59 cm-2 2 mA ), excellent rate capability (maintaining 73.0% 20 long operational life 92.4% after 10 000...
Biomass can be used as an alternative feedstock for the production of fuels and valuable chemicals, which alleviate current global dependence on fossil resources. One biomass-derived molecules, 2,5-furandicarboxylic acid (FDCA), has attracted great interest due to its broad applications in various fields. In particular, it is considered a potential substitute petrochemical-derived terephthalic (PTA), preparation bio-based polyesters such polyethylene furanoate (PEF). Therefore, significant...
The monomeric Fe species in Fe/ZSM-5 have been identified as the intrinsic active sites for low-temperature methane oxidation.
Zeolite-encapsulated metal clusters have been shown to be an effective bifunctional catalyst for tandem catalysis. Nevertheless, the efficient encapsulation of nanometric species into a high-aluminum ZSM-5 zeolite still poses significant challenge. In this contribution, we prepared well-dispersed and ultra-small Ru encapsulated within (with Si/Al ratio ∼30–40) via in situ two-stage hydrothermal synthesis method. Small with average size ∼1 nm identified by scanning transmission electron...
Biofuel production can alleviate reliance on fossil resources and thus carbon dioxide emission. Hydrodeoxygenation (HDO) refers collectively to a series of important biorefinery processes produce biofuels. Here, well-dispersed ultra-small Ru metal nanoclusters (ca. 1 nm), confined within the micropores zeolite Y, provide required active site intimacy, which significantly boosts chemoselectivity towards pentanoic biofuels in direct, one-pot HDO neat ethyl levulinate. Crucial for improving...
Mimicking the structures and functions of cells to create artificial organelles has spurred development efficient strategies for production hollow nanoreactors with biomimetic catalytic functions. However, such structure are challenging fabricate thus rarely reported. We report design multishelled (HoMS) spatially loaded metal nanoparticles. Starting from a molecular-level strategy, well-defined phenolic resins (HoMS-PR) carbon (HoMS-C) submicron particles were accurately constructed. HoMS-C...
In confined mesoscopic spaces, the unraveling of a catalytic mechanism with complex mass transfer and adsorption processes such as reactant enrichment is great challenge. this study, hollow nanoarchitecture MnOx-encapsulated Pt nanoparticles was designed nanoreactor to investigate in void. By employing advanced characterization techniques, we found that reactant-enrichment behavior derived from directional diffusion driven through local concentration gradient increased amount reactant....
The migration of Rh atoms under a gas/reactive environment has great impact on the dynamic restructuring and size redistribution catalysts in variety structure-sensitive catalytic reactions. To date, regulating distribution active species via controlled atomic remains challenging. Here, we show controlled-release mechanism to regulate atom through two-dimensional (2D) zeolite nanosheets, enabling quasi-continuous from single nanoparticles with reversibility. Utilizing state-of-the-art situ...
A non-precious Fe single atom catalyst affords superior catalytic performance in terms of activity and stability with a FDCA yield 99.8% reusability five recycle times the oxidation HMF to under base-free conditions.