Xiaojun Sun

ORCID: 0000-0001-7283-0175
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Research Areas
  • Advanced Photocatalysis Techniques
  • Metal-Organic Frameworks: Synthesis and Applications
  • Covalent Organic Framework Applications
  • Multicomponent Synthesis of Heterocycles
  • Advanced Nanomaterials in Catalysis
  • Proteoglycans and glycosaminoglycans research
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Glycosylation and Glycoproteins Research
  • Nanomaterials for catalytic reactions
  • Synthesis and biological activity
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Gas Sensing Nanomaterials and Sensors
  • Tribology and Wear Analysis
  • Enhanced Oil Recovery Techniques
  • Magnetism in coordination complexes
  • Nanocluster Synthesis and Applications
  • Metal and Thin Film Mechanics
  • Electrocatalysts for Energy Conversion
  • Copper-based nanomaterials and applications
  • Synthesis and Biological Evaluation
  • Mesoporous Materials and Catalysis
  • Metallic Glasses and Amorphous Alloys
  • Advanced Sensor and Energy Harvesting Materials
  • Lanthanide and Transition Metal Complexes

Shijiazhuang Tiedao University
2025

Northeast Electric Power University
2023-2024

University of Jinan
2020-2024

Ocean University of China
2020-2024

Dalian University
2021-2024

Dalian University of Technology
2006-2024

Guangxi Normal University
2024

Hubei University Of Economics
2024

Chinese Academy of Sciences
2009-2023

Grinm Advanced Materials (China)
2023

Crystalline and porous covalent organic frameworks (COFs) metal-organic (MOFs) materials have attracted enormous attention in the field of photocatalytic H2 evolution due to their long-range order structures, large surface areas, outstanding visible light absorbance, tunable band gaps. In this work, we successfully integrated two-dimensional (2D) COF with stable MOF. By covalently anchoring NH2 -UiO-66 onto TpPa-1-COF, a new type MOF/COF hybrid high area, framework, crystallinity was...

10.1002/anie.201806862 article EN Angewandte Chemie International Edition 2018-07-19

Combination therapy has been regarded as a promising strategy for cancer treatment due to the enhanced anticancer efficacy achieved by blocking multiple drug resistance pathways. In this work, carrier based on nanoscale ZIF-90 codelivery of two drugs synthesized covalently attaching doxorubicin (DOX) surface via Schiff base reaction amino group in DOX and aldehyde imidazole-2-carboxaldehyde (ICA) ligand encapsulating 5-fluorouracil (5-FU) into pores framework. The results loading...

10.1021/acsami.7b08451 article EN ACS Applied Materials & Interfaces 2017-07-26

Abstract Covalent‐organic frameworks (COFs) have been recognized as a new type of promising photocatalysts for hydrogen evolution. To investigate how different functional groups attached in the backbone COFs affect overall photocatalytic H 2 evolution, first time, we selected and synthesized series ketoenamine‐based with same host framework model system. It includes TpPa−COF−X (X=−H, −(CH 3 ) , −NO three TpPa−COF. We systematically investigated differences morphology, light‐absorption...

10.1002/cctc.201900058 article EN ChemCatChem 2019-03-20

It remains a challenge to synthesize Ag nanocubes in an aqueous system, although the polyol process was successfully adopted more than one decade ago. Here, we report method for synthesis of with average edge length 35–95 nm. involves formation AgCl octahedra by mixing CF3COOAg cetyltrimethylammonium chloride, followed nucleation and growth nanocrystals presence ascorbic acid (AA) FeCl3. The Fe3+/Fe2+ redox pair is responsible removal multiply twinned seeds through oxidative etching. Cl–...

10.1021/acsnano.6b05776 article EN ACS Nano 2016-09-20

A series of ultrathin MoS<sub>2</sub> nanosheet decorated ketoenamine-based COF (TpPa-1) photocatalysts show excellent photocatalytic activity under visible light irradiation without noble-metal co-catalysts.

10.1039/c9ta07319a article EN Journal of Materials Chemistry A 2019-01-01

We have successfully synthesized boron-doped g-C3N4 nanosheets (B-CN) and its nanocomposites with nanocrystalline anatase TiO2 (T/B-CN). The as-prepared T/B-CN the proper amounts of boron exhibit rather high cocatalyst-free photoactivities for producing H2 from CH3OH solution (∼29× higher) CH4 CO2-containing water (∼16× under visible-light irradiation, compared to those bare g-C3N4. This is attributed greatly enhanced photogenerated charge separation after doping subsequent coupling TiO2,...

10.1021/acs.jpcc.5b10313 article EN The Journal of Physical Chemistry C 2015-12-08

We report a facile synthesis of Ag@Au concave cuboctahedra by titrating aqueous HAuCl4 into suspension Ag in the presence ascorbic acid (AA), NaOH, and poly(vinylpyrrolidone) (PVP) at room temperature. Initially, Au atoms derived from reduction Au3+ AA are conformally deposited on entire surface cuboctahedron. Upon formation complete shell, however, subsequently formed preferentially onto Au{100} facets, resulting cuboctahedron with structures sites {111} facets. The embrace excellent SERS...

10.1021/acsnano.5b07665 article EN ACS Nano 2016-01-26

Degradation of the endothelial glycocalyx, a glycosaminoglycan (GAG)-rich layer lining vascular lumen, is associated with onset kidney injury in animal models critical illness. It unclear if similar pathogenic degradation occurs critically ill patients.To determine urinary indices GAG fragmentation are outcomes patients illnesses such as septic shock or acute respiratory distress syndrome (ARDS).We prospectively collected urine from 30 within 24 hours admission to Denver Health Medical...

10.1164/rccm.201511-2281oc article EN American Journal of Respiratory and Critical Care Medicine 2016-02-29

Abstract Realization of solar‐driven aerobic organic transformation under atmospheric pressure raises the great challenge for efficiently activating O 2 by tailored photocatalysts. Guided theoretical calculation, phosphate groups are used to induce construction ultrathin Co phthalocyanine/g‐C 3 N 4 heterojunctions (CoPc/P‐CN, ≈4 nm) via strengthened H‐bonding interfacial connection, achieving an unprecedented 14‐time photoactivity improvement UV–vis 2,4‐dichlorophenol degradation compared...

10.1002/advs.202001543 article EN cc-by Advanced Science 2020-06-25

A COF-based Z-scheme heterostructure hybrids (α-Fe<sub>2</sub>O<sub>3</sub>/TpPa-2-COF) for noble-metal-free photocatalytic hydrogen evolution.

10.1039/c9ta12870k article EN Journal of Materials Chemistry A 2020-01-01

Nanoscale metal-organic frameworks (NMOFs) have proven to be a class of promising drug carriers as result their high porosity, crystalline nature with definite structure information, and potential for further functionality. However, MOF-based active tumor-targeting function not been extensively researched until now. Here we show strategy constructing tumor-targeted NMOF by anchoring functional folic acid (FA) molecules onto the metal clusters NMOFs. Two zirconium-based MOFs, MOF-808 NH2...

10.1002/chem.201804153 article EN Chemistry - A European Journal 2018-08-20

A covalently connected rGO–TpPa-1-COF hybrid material synthesized by one-pot reaction for enhanced photocatalytic hydrogen evolution under visible light irradiation.

10.1039/d0ta02202k article EN Journal of Materials Chemistry A 2020-01-01

Carbon nanodots (CDs) have attracted enormous attention in the photocatalytic area for their high light-harvesting and outstanding electron transfer abilities. In this work, NH2–UiO-66 was first composited with g-C3N4 to construct an NH2–UiO-66/g-C3N4 heterojunction. Then, CDs were incorporated into pores of by pore space framework serving as confined nanoreactors a CD@NH2–UiO-66/g-C3N4 ternary composite. The ultrasmall transformed from incapsulated glucose uniformally distributed MOFs...

10.1021/acssuschemeng.8b01740 article EN ACS Sustainable Chemistry & Engineering 2018-08-10

Rapid and low-cost synthesis of metal-organic frameworks (MOFs) are very meaningful for their future practical application. In the present study, a Zr-based ultrastable MOF, UiO-66-NH2, was successfully synthesized by electrochemical method using metal Zr as source at room temperature atmospheric pressure. The effects reaction conditions, including ratio solvent (electrolyte), applied voltage different time, on crystallinity, morphology, rate product were fully investigated. results confirm...

10.1021/acs.inorgchem.9b00157 article EN Inorganic Chemistry 2019-04-26

The determination of complex analytes, present at low concentrations, in biological fluids poses a difficult challenge. This study relies on an optimized method recovery, enzymatic treatment, and disaccharide analysis by liquid chromatography-tandem mass spectrometry to rapidly determine concentrations glycosaminoglycans human urine. approach utilizes multiple reaction monitoring (MRM) glycosaminoglycan disaccharides obtained from treating urine samples with recombinant heparin lyases...

10.1021/acs.analchem.5b00913 article EN Analytical Chemistry 2015-05-25

The decoration of metal active sites to realize the regulation catalytic activity photocatalysts is greatly meaningful. Here, we rationally tune coordination environment centers in covalent–organic framework (COF) for efficient photocatalytic CO2 reduction. 3,3′,5,5′-Tetraformyl-4,4′-biphenyldiol-COF (TFBD-COF) was synthesized and then used immobilizing Co2+, followed by salicylideneaniline (SA) ligand construct TFBD-COF-Co-SA that shows excellent reduction stability. As a result, CO2-to-CO...

10.1021/acssuschemeng.1c04994 article EN ACS Sustainable Chemistry & Engineering 2021-09-20
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