Yongqiang Dang

ORCID: 0000-0002-4069-7127
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About
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Research Areas
  • Carbon and Quantum Dots Applications
  • Advanced Photocatalysis Techniques
  • Advanced biosensing and bioanalysis techniques
  • Covalent Organic Framework Applications
  • Molecular Sensors and Ion Detection
  • Advancements in Solid Oxide Fuel Cells
  • Conducting polymers and applications
  • Gas Sensing Nanomaterials and Sensors
  • Advanced Nanomaterials in Catalysis
  • Chemical Looping and Thermochemical Processes
  • Catalytic Processes in Materials Science
  • CO2 Reduction Techniques and Catalysts
  • Electrochemical Analysis and Applications
  • Fuel Cells and Related Materials
  • Supercapacitor Materials and Fabrication
  • Luminescence and Fluorescent Materials
  • Perovskite Materials and Applications
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Advancements in Battery Materials
  • Magnetic Properties and Synthesis of Ferrites
  • Graphene and Nanomaterials Applications
  • Monoclonal and Polyclonal Antibodies Research
  • Biotin and Related Studies
  • Molecular Junctions and Nanostructures
  • Anodic Oxide Films and Nanostructures

Digital China Health (China)
2024

Xi'an University of Science and Technology
2015-2023

Ministry of Natural Resources
2019-2022

State Key Laboratory of Supramolecular Structure and Materials
2009-2012

Jilin University
2009-2012

State Key Laboratory of Superhard Materials
2012

Co-Pi decorated TiO2@graphitic carbon nitrides (g-C3N4) nanorod arrays (denoted as CCNRs) with different mass ratios of g-C3N4 have been constructed on the FTO substrate through three processes, hydrothermal growth, chemical bath deposition and electrodeposition. First, TiO2 were grown onto a by method. Second, was coated immersing above into solution urea then heated at higher temperature. In this procedure, amount can be controlled tuning concentration solution. At last, surface...

10.1021/acs.jpcc.5b05427 article EN The Journal of Physical Chemistry C 2015-08-11

A simply prepared gold nanoparticle-based sensor, 5,5′-dithiobis (2-nitrobenzoic acid) (DTNBA)-modified nanoparticles, was to explore the sensitive and selective detection of metal ions using a colorimetric technique. The trace levels (93.6 ppb) Cr3+ in aqueous solution achieved over 15 other ions. functionalized nanoparticles became aggregated presence by an ion-templated chelation process, which caused easily measurable change extinction spectrum particles provided inherently method for solution.

10.1021/am9001953 article EN ACS Applied Materials & Interfaces 2009-06-09

Anthracite is a plentiful and affordable natural resource with high coalification degree many graphene-like sp2 carbon crystallites, which fascinating for the development of novel coal-based materials to achieve value-added utilization coal resources. In this work, facile one-step ultrasonic physical tailoring procedure fabrication blue luminescent coal-derived graphene quantum dots (C-GQDs) was exploited using Taixi as source. The as-prepared C-GQDs possess uniformly distributed sizes...

10.1021/acssuschemeng.8b06792 article EN ACS Sustainable Chemistry & Engineering 2019-05-08

There is much recent interest in graphene-based composite electrode materials because of their excellent mechanical strengths, high electron mobilities, and large specific surface areas. These are good candidates for applications supercapacitors. In this work, a new material supercapacitors was fabricated by anchoring carbon dots (CDs) on reduced graphene oxide (rGO). The capacitive properties electrodes aqueous electrolytes were systematically studied galvanostatic charge-discharge...

10.3390/nano6110212 article EN cc-by Nanomaterials 2016-11-14

A hypersensitive water-soluble fluorescent probe, dansyl-L-tryptophan methyl ester (1), was easily prepared for the detection of Hg2+ with a significantly improved limit (5 nM vs. 500 nM) in buffered aqueous solution.

10.1039/b907386h article EN Chemical Communications 2009-01-01

We investigated the pressure-induced fluorescence enhancement of BSA-protected gold nanoclusters, AuNCs@BSA, and corresponding conformational changes ligand protein by in situ IR spectral measurements. It is documented that AuNCs@BSA essentially attributed to ligand, which undergoes substantial secondary tertiary structural changes. Under compression BSA loses more buried α-helical structure, while it oppositely as adopts a flexible state at boundary surface nanoclusters. The present work...

10.1021/jp309175k article EN The Journal of Physical Chemistry C 2012-12-17

Abstract Here we report the rapid and convenient patterning of proteins on porous polymer film using inverse microemulsion approach. Following this method, proteins, which were dissolved in water, transferred into dichloromethane solution polymers through formation by mixing two solutions. The protein‐containing droplets accumulated automatically large stable ones surface organic casting solid substrates, formed tightly packed droplet arrays driven tension. With evaporation solvent arrays,...

10.1002/chem.201102337 article EN Chemistry - A European Journal 2011-12-12

Abstract Photocatalytic carbon dioxide (CO 2 ) reduction technology is considered a promising approach to alleviate greenhouse gas emissions in the earth's atmosphere. Carbon dots (CDs), which possess good optical properties, are of keen interest field photocatalysis. Iron (Fe), transition metal element with vacant 3d orbital that contributes electron‐transfer process, dopant for CDs allows preparation multifunctional CDs. Fe‐doped (Fe−CDs) were synthesized using ethylenediamine tetraacetic...

10.1002/cptc.202200156 article EN ChemPhotoChem 2022-10-05

Due to possessing unique optical properties, semiconductor quantum dots (QDs) have been applied construct bioconjugates. Using QDs as donors, the Förster resonance energy transfer (FRET) system can be developed and biological imaging sensing, various construction strategies reported. To provide a new practicable method, we introduce protocol with two routes supramolecular FRET based on high-affinity interaction between melittin phosphocholine. Melittin exists random coil structure in aqueous...

10.1021/am3000984 article EN ACS Applied Materials & Interfaces 2012-02-22

In this work, an efficient Förster resonance energy transfer (FRET) system has been prepared using carbon dots (CDs). A one-step method developed β-cyclodextrin and tryptophan to synthesize the novel CT-CDs with FRET properties. The was found occur within from moiety CDs. efficiency of increased excitation time, reaching a maximum after 120 min. were then evaluated in Fe 3+ detection application, showed selective sensitive over 14 other metal ions.

10.4028/www.scientific.net/jnanor.45.134 article EN Journal of nano research 2017-01-13

We report a unique protein labeling system based on melittin and pyrene derivative (1). The specific region of the C-terminal in efficiently induced formation eximer, which can be used as tag to target proteins for further detection.

10.1039/b925401c article EN Chemical Communications 2010-01-01

FRET has been used as a powerful tool in biological fields biosensors, bioimaging, protein folding/unfolding monitoring, biomolecular interactions, and so on. It is also important to applying high hydrostatic pressure studies on biosystems or biorelated systems. Herein, we construct system by labeling Cy3 C-phycocyanin (C-PC) investigate the effect of fluorescence behavior between them. The spectra individual Cy3, C-PC, integrated Cy3/C-PC are measured separately under compression. An...

10.1021/jp306466j article EN The Journal of Physical Chemistry B 2012-08-23

Assessing the effect of coal characteristics on performance direct carbon solid oxide fuel cells (DC-SOFCs) is a prerequisite for developing DC-SOFCs powered with coal. In this study, three ...

10.1021/acs.energyfuels.1c00051 article EN Energy & Fuels 2021-03-24

Photocatalytic CO 2 reduction to solar fuel is a potential way overcome the problem of high carbon dioxide concentrations; however, process still faces enormous challenges, such as low light absorption efficiency and carrier recombination rates. This work synthesized tetraphenylporphyrin-based dots (TPP-CDs) for photocatalytic CH 3 OH under simulated sunlight extend region CDs. The conduction band TPP-CDs has sufficiently negative reduce . containing 1 wt.% TPP achieved an optimum production...

10.4028/p-2chrvb article EN Journal of nano research 2023-06-21
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