A5103037075- Electrocatalysts for Energy Conversion
- Advanced Nanomaterials in Catalysis
- Electrochemical sensors and biosensors
- Advanced biosensing and bioanalysis techniques
- CO2 Reduction Techniques and Catalysts
- Ionic liquids properties and applications
- Conducting polymers and applications
- Advanced battery technologies research
- Nanocluster Synthesis and Applications
- Fuel Cells and Related Materials
- Supercapacitor Materials and Fabrication
- Electrochemical Analysis and Applications
- Transition Metal Oxide Nanomaterials
- Catalytic Processes in Materials Science
- Perovskite Materials and Applications
- Advanced Thermoelectric Materials and Devices
- Polyoxometalates: Synthesis and Applications
- Gas Sensing Nanomaterials and Sensors
- Metal-Organic Frameworks: Synthesis and Applications
- Carbon and Quantum Dots Applications
- Molecular Sensors and Ion Detection
- Ammonia Synthesis and Nitrogen Reduction
- Advanced Photocatalysis Techniques
- Luminescence and Fluorescent Materials
- Advancements in Battery Materials
Qingdao University
2017-2025
Chinese Academy of Sciences
2010-2018
Changchun Institute of Applied Chemistry
2010-2018
State Key Laboratory of Electroanalytical Chemistry
2018
Worcester Polytechnic Institute
2016-2017
Zero to Three
2015
University of Chinese Academy of Sciences
2014
Liaocheng University
2010
University of Science and Technology of China
2010
Northeastern University
2007
Dual-band electrochromism is a phenomenon where materials can independently regulate the transmittance of visible (VIS) and near-infrared (NIR) light. Owing to their bistability, low energy consumption, independent control over VIS NIR regions, dual-band electrochromic (EC) devices have been great significance fully harnessing light building an energy-saving society. The past several years witnessed efforts put in developing novel EC improve optical performance through altering composition,...
A rational design of high-efficiency electrocatalysts and thus achieving sensitive electrochemical sensing remains a great challenge. In this work, single-atom indium anchored on nitrogen-doped carbon (In1–N–C) with an In–N4 configuration is prepared successfully through high-temperature annealing strategy; the product can serve as advanced electrocatalyst for dopamine (DA). Compared nanoparticle catalysts, In1–N–C exhibits high catalytic performance DA oxidation. The theoretical calculation...
Nanozymes with peroxidase-like activity have been extensively studied for colorimetric biosensing. However, their catalytic and specificity still lag far behind those of natural enzymes, which significantly affects the accuracy sensitivity To address this issue, we design PdSn nanozymes selectively enhanced activity, improves a immunoassay. The is higher than that Pd nanozymes. Theoretical calculations reveal p–d orbital hybridization Sn not only results in an upward shift d-band center to...
Acidic dissolution of transition metals from Pt based alloy catalysts for oxygen reduction reaction (ORR) is an unavoidable process during fuel cell operation. In this work we studied the effect acid treatment graphene-supported Pt1Nix(x = 0, 0.25, 0.5, 1, and 2) alloys on kinetics ORR in both alkaline acidic solutions together with generation OH radicals solutions. The nanoparticles were synthesized through coimpregnation chemical reduction. electronic structural features characterized by...
We propose an ingenious method for large-scale fabrication of water-soluble photoluminescent carbon dots (CDs) by a one-step microwave route in the presence citric acid and ethylenediamine.
Abstract The development of state‐of‐the‐art catalysts plays a crucial role in the fields materials science and engineering for efficient energy conversion storage. Although some excellent have been developed, considerable challenges remain to bring down cost increase activity catalysts. emergence carbon (i.e., activated carbon, graphite, fullerenes, nanotubes, diamond, graphene, etc.) provides an alternative traditional Considerable effort has made develop diverse carbon‐based catalysts,...
As advanced electrochemical catalysts, single-atom catalysts have made great progress in the field of catalysis and sensing due to their high atomic utilization efficiency excellent catalytic performance. Herein, stannum-doped copper oxide (CuOSn1) nanosheets with single-site SnOCu pairs as active sites are synthesized electrocatalysts for biological molecule detection. Compared CuO-based sensors, CuOSn1-based sensors improved detection sensitivity a rapid response. Theoretical...
A self-powered electrochromic device (ECD) powered by a self-rechargeable battery is easily fabricated to achieve window design, quantitative reactive oxygen species (ROS) sensing, and energy storage. The special design of the was composed Prussian blue (PB) magnesium metal as cathode anode, respectively, which exhibits fast self-charging high power-density output for continuous stable supply. Benefitting from response PB, it not only used structuring batteries but also an display highly...
Although oxygen reduction reaction (ORR) as an effective signal amplification strategy has been extensively investigated for the improvement of sensitivity electrochemical sensors, their activity and stability are still a great challenge. Herein, single-atom Fe (FeSA) nanoparticles (FeNP) on nitrogen-doped carbon (FeSA/FeNP) catalysts demonstrate highly active stable ORR performance, thus achieving sensitive sensing organophosphorus pesticides (OPs). Experimental investigations indicate that...
Constructing electrocatalysts with enhanced activity and stability is necessary due to the increasing demands of fuel cell industry. This work demonstrates a facile approach synthesize well-defined three-dimensional (3D) PtM (M = Fe, Co, Cu, Ni) bimetallic alloy nanosponges (BANs) in presence Al. Significantly, aid Al, as-prepared BANs exhibit greatly electrochemistry catalytic an oxygen reduction reaction (ORR), PtFe appear best ORR property among four commercial Pt/C catalysts. may provide...
Nanozymes with peroxidase (POD)-like activity have garnered significant attention due to their exceptional performance in colorimetric assays. However, nanozymes often possess oxidase (OD) and POD-like simultaneously, which affects the accuracy sensitivity of detection results. To address this issue, inspired by catalytic pocket natural POD, a single-atom nanozyme FeN5 configuration is designed, exhibiting enhanced comparison FeN4 configuration. The axial N atom highly mimics amino acid...
Abstract Efficient activation of hydrogen peroxide (H 2 O ) through biomimetic catalysis still faces a major challenge. In this work, inspired by the catalytic pocket natural peroxidase, Cu single atom (Cu SA and AuCu nanoparticles (AuCu NPs anchored on nitrogen‐doped carbon skeleton ‐AuCu /NC) serve as dual active sites that significantly accelerate charge transfer process thus achieve efficient H activation. Meanwhile, experimental theoretical calculations show well‐established electronic...
Abstract The electrochemical conversion of CO 2 into valuable chemicals is a promising route for renowable energy storage and the mitigation greenhouse gas emission, production multicarbon (C 2+ ) products highly desired. Here, we report 1.4 %Pd−Cu@CuPz comprising dispersive CuO x PdO dual nanoclusters embedded in MOF CuPz (Pz=Pyrazole), which achieves high C Faradaic efficiency (FE C2+ 81.9 % alcohol FE 47.5 with remarkable stability when using 0.1 M KCl aqueous solution as electrolyte...
A novel inorganic–organic hybrid film structure based on polyoxometalate and conventional organic dye has been fabricated, whose fluorescence can be reversibly switched using the electrochromic component to activate or suppress related quenching mechanism upon applying reduction oxidation potentials of polyoxometalates.
Novel Co–N–C hybrids were successfully fabricated via one-step pyrolysed soy milk with the aid of cobalt(II) nitrate in a synthetic process. Because formation structures, resulting product showed excellent electrocatalytic activity for ORR alkaline electrolytes, potentially making nonprecious metal cathode catalyst ORR. The technique can also be scaled up easily and this research provides great opportunity industry to produce an eco-friendly carbon nanomaterial fuel cells other...
Dual-template method was proposed to synthesize multiscale porous Fe–N–C catalysts, which exhibited a superior ORR performance in comparison with that of commercial Pt/C.