Yuyu Bu

ORCID: 0000-0001-5601-2877
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About
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Research Areas
  • Advanced Photocatalysis Techniques
  • Gas Sensing Nanomaterials and Sensors
  • ZnO doping and properties
  • Copper-based nanomaterials and applications
  • Ga2O3 and related materials
  • GaN-based semiconductor devices and materials
  • Advanced biosensing and bioanalysis techniques
  • Quantum Dots Synthesis And Properties
  • Electronic and Structural Properties of Oxides
  • Advanced Nanomaterials in Catalysis
  • TiO2 Photocatalysis and Solar Cells
  • 2D Materials and Applications
  • Electrocatalysts for Energy Conversion
  • Perovskite Materials and Applications
  • Analytical Chemistry and Sensors
  • Conducting polymers and applications
  • Corrosion Behavior and Inhibition
  • MXene and MAX Phase Materials
  • Biosensors and Analytical Detection
  • Electrochemical Analysis and Applications
  • Semiconductor Quantum Structures and Devices
  • Fuel Cells and Related Materials
  • Ammonia Synthesis and Nitrogen Reduction
  • Electrochemical sensors and biosensors
  • Advanced Memory and Neural Computing

Xidian University
2018-2025

China XD Group (China)
2018-2021

Tokushima University
2016-2018

Qingdao University of Science and Technology
2011-2018

Institute of Oceanology
2012-2017

Chinese Academy of Sciences
2012-2017

Qingdao University
2017

Qingdao Center of Resource Chemistry and New Materials
2015

In the present paper, graphene-ZnO composite with quasi-shell-core structure was successfully prepared using a one-step wet chemical method. The photocatalytic Rhodamine B degradation property and photoelectrochemical performance of are dependent on amount graphene oxide that is added. When added 10 mg, possesses optimal efficiency best performance. An efficient interfacial electric field established interface between ZnO, which significantly improves separation photogenerated electron-hole...

10.1021/am403149g article EN ACS Applied Materials & Interfaces 2013-11-09

Polyaniline/silver/silver phosphate (PANI/Ag/Ag3PO4) composite was prepared by in situ depositing silver (Ag3PO4) nanoparticles on the surface of polyaniline (PANI). The best photocatalytic Rhodamine B degradation performance is obtained 20 wt % PANI/Ag/Ag3PO4 composite, which approximately 4 times higher than that pure Ag3PO4. Meanwhile, stability Ag3PO4 significantly improved introducing PANI into composite. dramatic promotion and can be attributed to formation a heterojunction electric...

10.1021/am503578s article EN ACS Applied Materials & Interfaces 2014-09-22

A {010} and {110} facet-dominated BiVO<sub>4</sub>/Fe-based LDH core/shell nanostructure was fabricated by an interface engineering strategy it boosted photoelectrochemical oxygen evolution performance due to enhanced light absorption increased interfacial charge transfer.

10.1039/c7ta02179h article EN Journal of Materials Chemistry A 2017-01-01

Abstract In this work, a water splitting photoanode composed of BiVO 4 thin film surface modified by the deposition rhodium (Rh)‐doped SrTiO 3 perovskite is fabricated, and Rh‐doped outer layer exhibits special photoelectrochemical (PEC) oxygen evolution co‐catalytic activity. Controlled intensity modulated photo‐current spectroscopy, electrochemical impedance other results indicate that Rh on provide an oxidation active site during PEC process reducing reaction energy barrier for oxidation....

10.1002/adfm.201902101 article EN Advanced Functional Materials 2019-06-07

A semiconductor photoelectrochemical (PEC) aptamer sensor has been widely researched in recent years because of its broad application prospects. However, a universal PEC not achieved, and sensing mechanism based on photogenerated carrier transfer process yet to be elucidated. Herein, novel hydrogen-treated TiO2 nanorod array one-dimensional (1D)/Ti2COX MXene two-dimensional (2D) (H-TiO2/Ti2COX) is presented, which achieved record detection range 10-9-103 μg/L limit (LOD) 1 fg/L for...

10.1021/acs.analchem.3c00046 article EN Analytical Chemistry 2023-05-03

A ZnO nanorod array with comparatively long nanorods was successfully prepared on a Ti substrate by applying hydrothermal method twice. CdS nanoparticles high crystallinity were deposited onto the surface of through galvanostatic electrodeposition method. CdS-sensitized arrays after being hydrothermally grown twice second growth time 6 h possessed best photoelectrochemical performance. The photoinduced current densities at 0 V bias potential are 23.7 and 15.8 mA·cm(-2) under illumination...

10.1021/am400964c article EN ACS Applied Materials & Interfaces 2013-05-20

In this work, trithiocyanuric acid and graphene oxide quantum dots (GOQDs) served as sulfur (S) carbon (C) sources to prepared S-, C-codoped nitride (SCCN). The morphology of SCCN changes from lamellar airbag-like nanostructure with GOQD addition. photocatalytic hydrogen evolution performance the optimized photocatalyst is shown be 5.6 times higher than that CNS photocatalyst. mechanism improved further investigated. It found concentration hydroxide radical increases during process, on basis...

10.1021/acssuschemeng.7b04629 article EN ACS Sustainable Chemistry & Engineering 2018-04-17

Carbon nitride@zinc oxide (C<sub>3</sub>N<sub>4</sub>@ZnO) composite with a quasi-shell–core structure was prepared in this work.

10.1039/c4ra06641c article EN RSC Advances 2014-01-01

Edge dislocation on WO<sub>3</sub>nanosheet can induce a crystal face heterojunction system to promote the separation efficiency of photogenerated carrier.

10.1039/c8ta00796a article EN Journal of Materials Chemistry A 2018-01-01

Oxygen vacancy on semiconductor has been usually considered as donor contributor which can improve the charge transfer capacity of photoanode. However, oxygen also found to perform recombination center for photogenerated charges. Herein, electrochemical reduction method is employed treat surface Mo‐doped BiVO 4 (BiMoVO) Experimental data indicate that when potential located at −0.8 V (vs Ag/AgCl), quasioxygen formed (020) facet (only BiO bonds crack), electron mobility and...

10.1002/admi.201601235 article EN Advanced Materials Interfaces 2017-04-13
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