A5077459472- Supercapacitor Materials and Fabrication
- Covalent Organic Framework Applications
- Advanced battery technologies research
- Electrocatalysts for Energy Conversion
- Surface Chemistry and Catalysis
- Conducting polymers and applications
- CO2 Reduction Techniques and Catalysts
- Advanced Photocatalysis Techniques
- Metal-Organic Frameworks: Synthesis and Applications
- Ionic liquids properties and applications
- Iron-based superconductors research
- Quantum and electron transport phenomena
- High-pressure geophysics and materials
- Topological Materials and Phenomena
- MXene and MAX Phase Materials
- Magnetic and transport properties of perovskites and related materials
- 2D Materials and Applications
- Rare-earth and actinide compounds
- Fuel Cells and Related Materials
- Superconductivity in MgB2 and Alloys
- Boron and Carbon Nanomaterials Research
- Luminescence and Fluorescent Materials
- Advanced Battery Materials and Technologies
- Advanced Sensor and Energy Harvesting Materials
- Molecular Junctions and Nanostructures
Qufu Normal University
2023-2025
Shanghai Jiao Tong University
2019-2025
Zhejiang Normal University
2025
Nanjing University of Aeronautics and Astronautics
2024
State Key Laboratory of Remote Sensing Science
2024
Zhengzhou University
2021-2023
Guangzhou Development Zone Hospital
2021
State Key Laboratory of Metal Matrix Composites
2020
Metal Matrix Cast Composites (United States)
2020
Shanghai Institute of Technology
2020
Heterostructures exhibit considerable potential in the field of energy conversion due to their excellent interfacial charge states tuning electronic properties different components promote catalytic activity. However, rational preparation heterostructures with highly active heterosurfaces remains a challenge because difficulty component tuning, morphology control, and site determination. Herein, novel heterostructure based on combination RuMo nanoalloys hexagonal N-doped carbon nanosheets is...
Although single metal atoms on porous carbons (PCs) are widely used in electrochemical CO2 reduction reaction, these systems have long relied flat graphene-based models, which far beyond reality because of abundant curved structures PCs; the effect surfaces has been ignored. In addition, selectivity generally decreases under high current density, severely limits practical application. Herein, theoretical calculations reveal that a single-Ni-atom surface can simultaneously enhance total...
A recent experiment showed the superconducting transition temperature in Ruddlesden-Popper bilayer La_{3}Ni_{2}O_{7} decreases monotonically with increasing pressure above 14 GPa. In order to unravel underlying mechanism for this unusual dependence, we performed theoretical investigations by combining density functional theory (DFT) and unbiased renormalization group (FRG). Our DFT calculations show that Fermi pockets are essentially unchanged (above GPa), but bandwidth is enlarged,...
Abstract 2D soft nanomaterials are an emerging research field due to their versatile chemical structures, easily tunable properties, and broad application potential. In this study, a benzene‐bridged polypyrrole film with large area, up few square centimeters, is synthesized through interfacial polymerization approach. As‐prepared semiconductive films exhibit bandgap of ≈2 eV carrier mobility ≈1.5 cm 2 V −1 s , inferred from time‐resolved terahertz spectroscopy. The samples employed fabricate...
Covalent organic frameworks (COFs) with efficient charge transport and exceptional chemical stability are emerging as an import class of semiconducting materials for opto-/electronic devices energy-related applications. However, the limited synthetic chemistry to access such lack mechanistic understanding carrier mobility greatly hinder their practical Herein, we report synthesis three chemically stable polyarylether-based metallophthalocyanine COFs (PAE-PcM, M = Cu, Ni, Co) facile in situ...
The electronic properties of two-dimensional semiconductors can be strongly modulated by interfacing them with atomically precise self-assembled molecular lattices, yielding hybrid van der Waals heterostructures (vdWHs). While proof-of-concepts exploited assemblies held together lateral unspecific interactions, the use 2D supramolecular networks relying on specific non-covalent forces is still unexplored. Herein, prototypical hydrogen-bonded cyanuric acid (CA) and melamine (M) are onto MoS2...
Ammonia is a key chemical feedstock worldwide. Compared with the well-known Haber-Bosch method, electrocatalytic nitrogen reduction reaction (ENRR) can eventually consume less energy and have CO2 emission. In this study, plasma-enhanced vapor deposition method used to anchor transition metal element onto 2D conductive material. Among all attempts, Ru single-atom Ru-cluster-embedded perovskite oxide are discovered promising electrocatalysis performance for ENRR (NH3 yield rate of up 137.5 ±...
Heterogeneous catalysts are highly advantageous for industrial applications owing to their distinctive merits including easy separation and effective recovery. However, utilizing heterogeneous photocatalysts harness longer wavelength light remains a critical area of research. This contribution explores the use edge-functionalized metal-free polyphthalocyanine networks (PPc-x) promote efficient polymer synthesis under near infrared (NIR) irradiation. Our screening process revealed that both...
The recent discovery of bulk superconductivity in trilayer nickelate La$_4$Ni$_3$O$_{10}$ with the critical temperature $T_c$ near $30$K under high pressure is attracting a new wave research interest, after breakthrough bilayer La$_3$Ni$_2$O$_7$ $80$K. similarities and differences electronic structure superconducting mechanism these two systems are urgent theoretical issues. In this Letter, we study band construct minimal tight-binding model for high-pressure phase terms nickel...
Abstract The rapid development of lightweight and wearable devices requires electronic circuits possessing compact, high‐efficiency, long lifetime in very limited space. Alternating current (AC) line filters are usually tools for manipulating the surplus AC ripples operation most common devices. So far, only aluminum electrolytic capacitors (AECs) can be utilized this target. However, bulky volume capacitances have hindered miniaturized flexible electronics. In work, a facile laser‐assisted...
Abstract Azulene has a considerably larger dipole moment than its isomer naphthalene; it also unique physicochemical properties, including different reactivities on five‐ and seven‐membered rings, dark color, narrow gap between the highest occupied molecular orbital lowest unoccupied orbital, stimulus response. Although azulene was discovered more 100 years ago, use of azulene‐based derivatives can be traced back to five centuries ago. Due unusual structure, molecules materials are widely...
Abstract Alternating current (AC) line filters have been widely used to smooth the leftover AC ripples on direct voltage. Currently available commercial aluminum electrolytic capacitors (AECs) are primarily for this application. However, bulky volume and low capacitance of AECs become incompatible with rapidly developed intelligent electronic devices industry dynamics. Supercapacitors high specific line-filtering performance could next-generation candidates replace smoothing ripples. Thus,...
The robust fully conjugated covalent organic frameworks (COFs) are emerging as a novel type of semi-conductive COFs for optoelectronic and energy devices due to their controllable architectures easily tunable the highest occupied molecular orbital (HOMO) lowest (LUMO) levels. However, carrier mobility such materials is still beyond requirements limited π-conjugation. In this study, series new polyarylether-based rationally synthesized via direct reaction between hexadecafluorophthalocyanine...
Abstract 2D porous polymers with a planar architecture and high specific surface area have significant applications potential, such as for photocatalysis, electrochemical catalysis, gas storage separation, sensing. Such generally been classified metal–organic frameworks, covalent organic graphitic carbon nitride, graphdiyne, sandwich‐like polymer nanosheets. Among these, sp 2 ‐hybridized () bonding are an emerging field of interest. Compared linked by BO, CN, or CC bonds, ‐linked exhibit...
The development of nonprecious and efficient catalysts to boost the oxygen reduction reaction (ORR) is imperative.
The porphyrin macrocycle can stabilize a set of magnetic metal ions, thus introducing localized net spins near the center. However, it remains elusive but most desirable to introduce delocalized in porphyrins with wide implications, for example, building correlated quantum spins. Here, we demonstrate that metal-free host π-electron magnetism, as revealed by scanning probe microscopy and different level theory calculations. Our results engineering topologies introduces spin-polarized singlet...
Molecular catalysts have been extensively studied for fundamental understanding of the catalytic mechanism specific active sites carbon dioxide (CO2) reduction, and nitrogen-coordinated transition metal centers are considered high-efficiency catalysis. However, different spin states same atom rarely studied. In this study, a hydrazine-pretreatment strategy is presented toward high-spin-state nickel in nickel(II) phthalocyanine porphyrin. Such possess abundant unpaired 3d electrons exhibit...
Abstract Designing cost‐effective, highly active, and durable platinum (Pt)‐based electrocatalysts is a crucial endeavor in electrochemical hydrogen evolution reaction (HER). Herein, the low‐content Pt (0.8 wt%)/tungsten oxide/reduced graphene oxide aerogel (LPWGA) electrocatalyst with excellent HER activity durability developed by employing tungsten (WGA) obtained from facile solvothermal process as support, followed deposition of nanoparticles. The WGA support abundant oxygen vacancies...
Unsaturated Ni centers are prepared through a CO 2 -to-carbon process and exhibit promising performance for electrochemical reduction. As cathodes in flow cells, the catalysts nearly 100% selectivity formation under high current density of 51 mA cm −2 .
Microsupercapacitors (MSCs) have drawn great attention for use as miniaturized electrochemical energy storage devices in portable, wearable, well implantable electronics. Many materials been developed electrodes MSCs. However, the thin-film fabrication most of these involves multistep operations, including filtration, spray coating, and sputtering. Most importantly, methods present challenges preparation thin films at atomic or molecular scale. Therefore, understanding performance...
Abstract Coordination polymer frameworks (CPFs) have broad applications due to their excellent features, including stable structure, intrinsic porosity, and others. However, preparation of thin‐film CPFs for energy storage conversion remains a challenge because poor compatibility between conductive substrates crucial conditions preparation. In this work, CPF film was prepared by the coordination anisotropic four‐armed ligand Cu II at liquid–liquid interface. Such film‐based...
Ullmann-like on-surface synthesis is one of the most appropriate approaches for bottom-up fabrication covalent organic nanostructures and many successes have been achieved. The Ullmann reaction requires oxidative addition a catalyst (a metal atom in cases): will insert into carbon–halogen bond, forming organometallic intermediates, which are then reductively eliminated form C–C bonds. As result, traditional coupling involves reactions multiple steps, making it difficult to control final...