Yujun Song

ORCID: 0000-0003-2474-084X
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About
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Research Areas
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • Magnetic properties of thin films
  • Nanoplatforms for cancer theranostics
  • Plasmonic and Surface Plasmon Research
  • Nanoparticle-Based Drug Delivery
  • Anodic Oxide Films and Nanostructures
  • ZnO doping and properties
  • Microfluidic and Capillary Electrophoresis Applications
  • Quantum Dots Synthesis And Properties
  • Copper-based nanomaterials and applications
  • Metallic Glasses and Amorphous Alloys
  • Electrocatalysts for Energy Conversion
  • Catalytic Processes in Materials Science
  • Semiconductor materials and devices
  • Advanced biosensing and bioanalysis techniques
  • Nanowire Synthesis and Applications
  • Photonic and Optical Devices
  • Soil erosion and sediment transport
  • Nanoporous metals and alloys
  • Nanofabrication and Lithography Techniques
  • Fuel Cells and Related Materials
  • Magneto-Optical Properties and Applications
  • Membrane Separation Technologies
  • Electrowetting and Microfluidic Technologies

Sichuan University
2023-2025

University of Science and Technology Beijing
2016-2025

Zhengzhou University of Science and Technology
2019-2025

Nanjing Foreign Language School
2024

Hohai University
2024

Harvard University
2019-2023

Beijing University of Chemical Technology
2005-2023

Henan Tianguan Group (China)
2023

Beijing Information Science & Technology University
2023

Haier Group (China)
2023

Co nanoparticles with three different crystal structures were synthesized in a microfluidic reactor through manipulation of reaction times, flow rates, and quenching procedures. Cobalt face-centered cubic (β) phase obtained from high rate the reactants followed by situ reaction. hcp ε-cobalt at low delayed quenching, respectively. The characterized using K-edge X-ray absorption near edge structure (XANES) spectroscopy, diffraction (XRD), selected area electron (SAED). In XANES measurements...

10.1021/cm052811d article EN Chemistry of Materials 2006-05-20

Abstract Hepatocellular carcinoma (HCC) is the third leading cause of cancer‐related death worldwide. The prognosis HCC remains very poor; thus, an effective treatment urgent. Herein, a type nanomedicine developed by conjugating Fe@Fe 3 O 4 nanoparticles with ginsenoside Rg3 (NpRg3), which achieves excellent coupling effect. In dimethylnitrosamine‐induced model, NpRg3 application significantly prolongs survival mice. Further research indicates that inhibits development and eliminates...

10.1002/smll.201905233 article EN cc-by Small 2019-12-09

The application of flexible electronics in the field communication has made transition from rigid physical form to form. Flexible electrode technology is key wide electronics. However, electrodes will break when large deformation occurs, failing It restricts further development electronic technology. stretchable are a hot research topic solve problem that cannot withstand deformation. materials have excellent electrical conductivity, while retaining mechanical properties case This paper...

10.3390/coatings12050558 article EN Coatings 2022-04-20

Intelligent responsive drug delivery system opens up new avenues for realizing safer and more effective combination immunotherapy. Herein, a kind of tumor cascade-targeted liposome (NLG919@Lip-pep1) is developed by conjugating polypeptide inhibitor PD-1 signal pathway (AUNP-12), which also targeted peptide that conjugated with carrier through matrix metalloproteinase-2 (MMP-2) cleavable (GPLGVRGD). This prepared mature preparation process, indoleamine-2,3-dioxygenase (IDO) NLG919 was...

10.1016/j.apsb.2023.02.009 article EN cc-by-nc-nd Acta Pharmaceutica Sinica B 2023-02-21

Abstract The complex tumor immune pathology requires a precise spatial‐control release of the combination drugs, but most multi‐drug loaded nanoparticles all drugs simultaneously in microenvironment (TME), making them difficult to reach exact action site. To address spatial specific carrier‐free self‐assembled multi‐responsive nanodrug delivery system is designed, which p ‐phthalaldehyde ( ‐APA) and dithiodipropionic acid are used connect metformin (MET) 7‐ethyl‐10‐hydroxycamptothecin (SN38)...

10.1002/adfm.202316145 article EN Advanced Functional Materials 2024-01-28

Nitrogen and phosphorus-codoped graphene dots supported on nitrogen-doped three-dimensional (N, P-GDs/N-3DG) have been synthesized by a facile freeze-annealing process. On the surface of 3D interconnected porous structure, N, P-GDs are uniformly dispersed. The as-prepared P-GDs/N-3DG material served as metal-free catalyst for oxygen reduction reaction (ORR) in an alkaline medium evaluated rotating ring-disk electrode. exhibits excellent ORR activity, which is comparable to that commercial...

10.1021/acsami.1c03141 article EN ACS Applied Materials & Interfaces 2021-06-25

The mechanistic aspects of the formation sulfobetaine-stabilized copper nanoparticles were investigated by using in situ XANES (X-ray absorption near edge structure), UV−vis spectroscopy, and reaction calorimetry. tetracoordinated sulfobetaine−Cu(II) complex was reduced to a stable sulfobetaine−Cu(I) prior nanoparticles. stability Cu(I) found be sensitive concentration sulfobetaine stabilizer addition rate reducing agent. It appears exist primarily as linear complex. A an intermediate has...

10.1021/jp044777g article EN The Journal of Physical Chemistry B 2005-04-22

Abstract The active aromatic polyamide layers of thin film composite nanofiltration (NF‐TFC) membranes were prepared via interfacial polymerization (IP) from three different types polyamine: p ‐phenylenediamine (PPD), m (MPD), or piperazine (PRP), and trimesoyl chloride (TMC) on polysulfone/sulfonated polysulfone (PSf/SPSf) alloy substrates. Chemical components, cross section structures, thermal properties the bulk membranes, characterized by Fourier transfer IR spectroscopy attenuated total...

10.1002/app.21338 article EN Journal of Applied Polymer Science 2005-01-19

β-sitosterol (BS), a major bioactive constituent present in plants, has shown potent anti-cancer activity against many human cancer cells, but its pancreatic (PC) cells rarely been reported. Gemcitabine (GEM) is one of the first-line drugs for PC therapy, however, treatment effect not sustained due to prolonged drug resistance. In this study, we firstly studied anti-PC and mechanism BS alone combination with GEM vitro vivo . effectively inhibited growth cell lines by inhibiting...

10.3389/fphar.2018.01525 article EN cc-by Frontiers in Pharmacology 2019-01-08

The modulation of the magneto-optical signal is a crucial research focus in field magneto-optics. Micron arrays varying shapes were fabricated using UV exposure technique, and their effects tested on Kerr response CoFeB thin films. influence organic–inorganic interface effect (MOKE) was investigated by utilizing organic materials to fabricate arrays. results indicate that micron-scale metal array exhibits limited enhancement signal, but it can change ferromagnetic strength magnetization...

10.3390/coatings15010030 article EN Coatings 2025-01-01

Carrier-free nanomedicines exhibited significant potential in elevating drug efficacy and safety for tumor management, yet their self assembly typically relied on chemical modifications of drugs or the incorporation surfactants, thereby compromising drug’s inherent pharmacological activity. To address this challenge, we proposed a triethylamine (TEA)-mediated protonation–deprotonation strategy that enabled adjustable-proportion dual without modification, achieving nearly 100% loading...

10.1073/pnas.2416796122 article EN cc-by-nc-nd Proceedings of the National Academy of Sciences 2025-01-28

Control of spin wave transport in polymer 3D films was realized by magnetic microvolcanoes embedded waveguides, fabricated soft-matter specific techniques. Propagate the signal excited yttrium iron garnet (YIG) with self-standing chambers on top filled nanoparticles evaluated Brillouin light scattering and microwave spectroscopy. The moment varied change field bias direction inside YIG films, which shown 2D mapping outer surface films. good correlation micromagnetic modeling experimental...

10.1063/5.0241539 article EN Applied Physics Letters 2025-02-10

The controlled synthesis of nanoparticles (NPs) with stable crystal structures and physical chemical properties is a key issue for commercial applications. use microfluidic reactor (MR) process has proven to be flexible approach control the fine magnetic during ripening aging NPs. We have developed an in situ rapidly cooling (IRCMP) which Co NPs are synthesized by using elevated reaction temperatures followed rapid quenching colloids reduced temperatures. that obtained this demonstrate much...

10.1021/la9009866 article EN Langmuir 2009-07-14
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