Dandan Zheng

ORCID: 0009-0004-6486-733X
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Research Areas
  • Advanced Photocatalysis Techniques
  • Covalent Organic Framework Applications
  • Nanoparticle-Based Drug Delivery
  • 2D Materials and Applications
  • Perovskite Materials and Applications
  • Copper-based nanomaterials and applications
  • Dyeing and Modifying Textile Fibers
  • Dendrimers and Hyperbranched Polymers
  • Mesoporous Materials and Catalysis
  • Gas Sensing Nanomaterials and Sensors
  • Flame retardant materials and properties
  • Microplastics and Plastic Pollution
  • X-ray Diffraction in Crystallography
  • Bioactive Natural Diterpenoids Research
  • Silk-based biomaterials and applications
  • MXene and MAX Phase Materials
  • Nanoplatforms for cancer theranostics
  • Quantum Dots Synthesis And Properties
  • biodegradable polymer synthesis and properties
  • Textile materials and evaluations
  • Particle Dynamics in Fluid Flows
  • Advanced Drug Delivery Systems
  • Adsorption and biosorption for pollutant removal
  • Renewable energy and sustainable power systems
  • Fusion materials and technologies

Fuzhou University
2014-2025

Shantou University
2024

Shantou University Medical College
2024

Shantou University Mental Health Center
2024

Xi'an Jiaotong University
2023

Hess (United States)
2021

University of Science and Technology Beijing
2020

Xi'an Polytechnic University
2020

Xinjiang Normal University
2017

National Ilan University
2017

Incorporation of aromatic motifs into the nanosized shells hollow carbon nitride nanospheres has been reported to develop functional photosynthetic structures for solar energy application. This modification results in an extended π-conjugation system, red-shift optical absorption, and improved charge separation shell, while still retaining unique polymeric nanoarchitectures. strategy enables tuning semiconductor properties shell substance nanostructures generate redox species enhance...

10.1039/c5cc03143e article EN Chemical Communications 2015-01-01

Hollow-structured g-C3N4 polymers with a high thermal stability up to 550 °C and an enhanced photocatalytic activity have been developed by post-annealing treatment, which effectively modifies the textural, crystal, electronic properties of semiconductors without extra chemical assistance. This is unique example thermally chemically stable conjugated hollow nanostructures optoelectronic properties, promising development functional nanocomposites modifications like doping, surface grafting,...

10.1039/c4nr06011c article EN Nanoscale 2014-11-20

Poly (triazine imide) (PTI/Li+ Cl- ), one of the crystalline versions polymeric carbon nitrides, holds great promise for photocatalytic overall water splitting. In principle, activity PTI/Li+ is closely related to morphology, which could be reasonably tailored by modulation polycondensation process. Herein, we demonstrate that hexagonal prisms converted nanosheets adjusting binary eutectic salts from LiCl/KCl or NaCl/LiCl ternary LiCl/KCl/NaCl. Results reveal extension in-plane conjugation...

10.1002/anie.202307930 article EN Angewandte Chemie International Edition 2023-07-18

Broadening the visible light absorption range and accelerating separation migration process of charge carriers are effective ways to improve photocatalytic quantum efficiencies. In this study, we show that poly heptazine imides with enhanced optical promoted carrier could be obtained by means a rational design band structures crystallinity polymeric carbon nitride. Copolymerization urea monomers such as 2-aminothiophene-3-carbonitrile would first generate amorphous melon absorption, while...

10.1002/cssc.202202255 article EN ChemSusChem 2023-03-08

Hollow conjugated polymer nanospheres mimicking thylakoids act as a host scaffold that coassemble with CdS and Au an electron mediator to construct artificial Z-scheme photosynthesis system, which shows highly efficient performance in photocatalytic water-splitting CO<sub>2</sub>reduction reaction under the irradiation of visible light.

10.1039/c5cc07867a article EN Chemical Communications 2015-01-01

Nanogels based on the polymers of galactosylated chitosan-graft-poly (N-isopropylacrylamide) (Gal-CS-g-PNIPAm) were used as carriers oridonin (ORI) for tumor targeting. Three ORI-loaded nanogels with various degrees galactose substitution prepared, and their characteristics evaluated. The release behavior ORI from these was pH-dependent, could be accelerated under mildly acidic conditions. cytotoxicity pH-sensitive. exhibited a higher antitumor activity than drug-loaded without...

10.1021/bm201270m article EN Biomacromolecules 2011-11-11

Abstract Poly (triazine imide) (PTI/Li + Cl − ), one of the crystalline versions polymeric carbon nitrides, holds great promise for photocatalytic overall water splitting. In principle, activity PTI/Li is closely related to morphology, which could be reasonably tailored by modulation polycondensation process. Herein, we demonstrate that hexagonal prisms converted nanosheets adjusting binary eutectic salts from LiCl/KCl or NaCl/LiCl ternary LiCl/KCl/NaCl. Results reveal extension in‐plane...

10.1002/ange.202307930 article EN Angewandte Chemie 2023-07-19

Abstract Poly (triazine imide) (PTI), a crystalline allotrope of polymeric carbon nitride, holds great promise for photocatalytic overall water splitting (OWS). However, previous results reveal that both H 2 and O evolution cocatalysts prefer to deposit on the prismatic facets, which in undesired backward reaction current unsatisfied quantum efficiency OWS reaction. Herein, situ decoration with heptazine based nitride (HCN) at interface PTI is successfully employed construct S‐scheme...

10.1002/adfm.202501889 article EN Advanced Functional Materials 2025-02-28

Surface silylation of FeVO 4 with organosilane functional groups is a promising strategy to realize kinetic control photocatalytic benzene hydroxylation reactions.

10.1039/d1cy00890k article EN Catalysis Science & Technology 2021-01-01

Polymeric carbon nitride (CN) is a promising material for photocatalytic water splitting. However, CN in its pristine form tends to show moderate activity due fast recombination of the charge carriers. The design efficient system therefore highly desired, but it still remains great challenge chemistry. In this work, pyrene-based polymer able serve as an electron donor accelerate interface carrier transfer presented. construction donor-acceptor (D-A) heterojunction was confirmed significantly...

10.1002/chem.201900414 article EN Chemistry - A European Journal 2019-03-05

Catalysis is the most efficient and economical method for treating volatile organic pollutants (VOCs). Among many materials that are used in engineering, platinized carbon nitride (Pt/g-C3N4) an multifunctional catalyst which has strong light absorption mass transfer capabilities, enable it to be photocatalysis, thermal catalysis photothermal synergistic degradation of benzene. In this work, Pt/g-C3N4 was prepared by four precursors catalytic benzene, show different activities, tests were...

10.3390/ijms24076872 article EN International Journal of Molecular Sciences 2023-04-06
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