Yuan‐Chang Liang
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View article: Surface modification of porous ZnO sheets with Ag and Ag2O nanoparticles for enhanced photoelectrochemical and photocatalytic performance
Surface modification of porous ZnO sheets with Ag and Ag2O nanoparticles for enhanced photoelectrochemical and photocatalytic performance Open
View article: Enhancing the performance of Bi2O3–ZnO semiconductor bilayers for photoelectrochemical electrodes by strategically engineering oxygen vacancies
Enhancing the performance of Bi2O3–ZnO semiconductor bilayers for photoelectrochemical electrodes by strategically engineering oxygen vacancies Open
This study successfully synthesized sheet-like triangular Bi2O3 using the hydrothermal method and subsequently annealed it in a hydrogen-contained atmosphere to effectively introduce oxygen vacancies. ZnO was fabricated through sputtering …
View article: Recent Progress in Non‐Noble Metal Catalysts for Oxygen Evolution Reaction: A Focus on Transition and Rare‐Earth Elements
Recent Progress in Non‐Noble Metal Catalysts for Oxygen Evolution Reaction: A Focus on Transition and Rare‐Earth Elements Open
The demand for renewable energy sources has become more urgent due to climate change and environmental pollution. The oxygen evolution reaction (OER) plays a crucial role in green energy sources. This article primarily explores the potenti…
View article: Unveiling the potential of decorating tunable morphology of bismuth sulfide nanostructures on the Bi2WO6 nanosheets for enhanced photoelectrochemical performance
Unveiling the potential of decorating tunable morphology of bismuth sulfide nanostructures on the Bi2WO6 nanosheets for enhanced photoelectrochemical performance Open
In this study, we used different sulfur sources (thiourea and sodium sulfide) in the hydrothermal vulcanization to create two types of Bi2S3/Bi2WO6 composite materials with different structures. We varied the vulcanization duration to cont…
View article: Construction of broad-spectrum photocatalyst films through interface engineering: Orchestrating Bi nanoparticles in TiO2/BiVO4 Z-scheme heterojunctions
Construction of broad-spectrum photocatalyst films through interface engineering: Orchestrating Bi nanoparticles in TiO2/BiVO4 Z-scheme heterojunctions Open
We successfully synthesized three-layered photocatalysts by modifying Bi nanoparticles on TiO2/BiVO4 bilayer composite films through a sol-gel process and sputtering. When exposed to ambient air, the surface of the prepared Bi nanoparticle…
View article: Triangular BiVO4-Bi2O3 ultrathin sheet composites for enhancement of photoelectrochemical and photocatalytic performance
Triangular BiVO4-Bi2O3 ultrathin sheet composites for enhancement of photoelectrochemical and photocatalytic performance Open
Our research unveils the synthesis of BiVO4-Bi2O3 triangular sheet composites, demonstrating their impact on charge separation ability under visible light irradiation. We found that composites with optimal BiVO4 content exhibit enhanced ph…
View article: Enhanced dual function of Ag nanoparticles decorated one-dimensional polymorphic TiO2 composites for sustainable environmental applications
Enhanced dual function of Ag nanoparticles decorated one-dimensional polymorphic TiO2 composites for sustainable environmental applications Open
The hydrothermally synthesized rutile-TiO2 nanorods were spin-coated with anatase-TiO2 film and decorated with Ag nanoparticles via sputtering to construct Ag nanoparticles decorated heterophase TiO2 composites. By extending the sputtering…
View article: Controllable Crystal Growth and Improved Photocatalytic Activity of Porous Bi<sub>2</sub>O<sub>3</sub>–Bi<sub>2</sub>S<sub>3</sub> Composite Sheets
Controllable Crystal Growth and Improved Photocatalytic Activity of Porous Bi<sub>2</sub>O<sub>3</sub>–Bi<sub>2</sub>S<sub>3</sub> Composite Sheets Open
Porous Bi2O3-Bi2S3 composite sheets were constructed through a combinational methodology of chemical bath deposition and hydrothermal reaction. The Na2S precursor concentration in the …
View article: Vapor Deposition-Assisted Sulfurization Synthesis of S-doped WO<sub>3</sub> Nanorods and Their Enhanced Photoactivity
Vapor Deposition-Assisted Sulfurization Synthesis of S-doped WO<sub>3</sub> Nanorods and Their Enhanced Photoactivity Open
The hydrothermally derived WO 3 nanorods were doped with sulfur through a simple vapor deposition-assisted sulfurization process at 550 °C. By changing the sulfurization duration from 1 to 10 min, the sulfur doping contents in the WO 3 nan…
View article: Crystal Design and Photoactivity of TiO2 Nanorod Template Decorated with Nanostructured Bi2S3 Visible Light Sensitizer
Crystal Design and Photoactivity of TiO2 Nanorod Template Decorated with Nanostructured Bi2S3 Visible Light Sensitizer Open
In this study, TiO2-Bi2S3 composites with various morphologies were synthesized through hydrothermal vulcanization with sputtering deposited Bi2O3 sacrificial layer method on the TiO2 nanorod templates. The morphologies of decorated Bi2S3 …
View article: Sputtering-Assisted Synthesis of Copper Oxide–Titanium Oxide Nanorods and Their Photoactive Performances
Sputtering-Assisted Synthesis of Copper Oxide–Titanium Oxide Nanorods and Their Photoactive Performances Open
A TiO2 nanorod template was successfully decorated with a copper oxide layer with various crystallographic phases using sputtering and postannealing procedures. The crystallographic phase of the layer attached to the TiO2 was adjusted from…
View article: Design of thin-film configuration of SnO <sub>2</sub> –Ag <sub>2</sub> O composites for NO <sub>2</sub> gas-sensing applications
Design of thin-film configuration of SnO <sub>2</sub> –Ag <sub>2</sub> O composites for NO <sub>2</sub> gas-sensing applications Open
In this study, a two-layered thin-film structure consisting of a dispersed nanoscaled Ag 2 O phase and SnO 2 layer (SA) and a mono-composite film layer (CSA) consisting of a nanoscale Ag 2 O phase in the SnO 2 matrix are designed and fabri…
View article: Microstructure-dependent photoelectrocatalytic activity of heterogeneous ZnO–ZnS nanosheets
Microstructure-dependent photoelectrocatalytic activity of heterogeneous ZnO–ZnS nanosheets Open
ZnS crystallite-loaded ZnO sheet composites were successfully synthesized through vulcanization of hydrothermally derived porous ZnO sheet templates. The sulfur precursor (Na 2 S: 0.05–0.25 M) concentration affects the ZnS loading content …
View article: Crystalline Phase-Dependent Photoactivity of Copper Oxide-Decorated Titanium Oxide Composite Nanorods Via Control of Thermal Budget of Crystal Formation
Crystalline Phase-Dependent Photoactivity of Copper Oxide-Decorated Titanium Oxide Composite Nanorods Via Control of Thermal Budget of Crystal Formation Open
View article: Controllable morphology of Bi <sub>2</sub> S <sub>3</sub> nanostructures formed <i>via</i> hydrothermal vulcanization of Bi <sub>2</sub> O <sub>3</sub> thin-film layer and their photoelectrocatalytic performances
Controllable morphology of Bi <sub>2</sub> S <sub>3</sub> nanostructures formed <i>via</i> hydrothermal vulcanization of Bi <sub>2</sub> O <sub>3</sub> thin-film layer and their photoelectrocatalytic performances Open
Bi 2 S 3 nanostructures with various morphologies were synthesized through hydrothermal vulcanization at different sulfur precursor (thiourea) concentrations. A 100 nm thick sputter-deposited Bi 2 O 3 thin-film layer on a fluorine-doped ti…
View article: Enhanced Sensing Ability of Brush-Like Fe2O3-ZnO Nanostructures towards NO2 Gas via Manipulating Material Synergistic Effect
Enhanced Sensing Ability of Brush-Like Fe2O3-ZnO Nanostructures towards NO2 Gas via Manipulating Material Synergistic Effect Open
Brush-like α-Fe2O3–ZnO heterostructures were synthesized through a sputtering ZnO seed-assisted hydrothermal growth method. The resulting heterostructures consisted of α-Fe2O3 rod templates and ZnO branched crystals with an average diamete…
View article: Controlled Magnetic Isolation and Decoupling of Perpendicular FePt Films by Capping Ultrathin Cu(002) Nano-Islands
Controlled Magnetic Isolation and Decoupling of Perpendicular FePt Films by Capping Ultrathin Cu(002) Nano-Islands Open
This study investigated the ultrathin Cu(002) capping nano-island effects on the magnetic characterizations and microstructure of epitaxial FePt(001) films directly fabricated on MgO(001) substrates at the relatively low temperature of 300…
View article: Formation and Application of Core–Shell of FePt-Au Magnetic–Plasmonic Nanoparticles
Formation and Application of Core–Shell of FePt-Au Magnetic–Plasmonic Nanoparticles Open
Monodispersed FePt core and FePt–Au core–shell nanoparticles (NPs) have been chemically synthesized in liquid solution and with controllable surface-functional properties. The NP size was increased from 2.5 nm for FePt to 6.5 nm for FePt–A…
View article: Crystal Growth and Design of Disk/Filament ZnO-Decorated 1D TiO2 Composite Ceramics for Photoexcited Device Applications
Crystal Growth and Design of Disk/Filament ZnO-Decorated 1D TiO2 Composite Ceramics for Photoexcited Device Applications Open
Disk- and filament-like ZnO crystals were decorated on one-dimensional TiO2 nanostructures (TiO2–ZnO) through various integrated physical and chemical synthesis methods. The morphology of the ZnO crystals on TiO2 varied with the chemical s…
View article: Design and Synthesis of Novel 2D Porous Zinc Oxide-Nickel Oxide Composite Nanosheets for Detecting Ethanol Vapor
Design and Synthesis of Novel 2D Porous Zinc Oxide-Nickel Oxide Composite Nanosheets for Detecting Ethanol Vapor Open
The porous zinc oxide-nickel oxide (ZnO-NiO) composite nanosheets were synthesized via sputtering deposition of NiO thin film on the porous ZnO nanosheet templates. Various NiO film coverage sizes on porous ZnO nanosheet templates were ach…
View article: Thermal Annealing Induced Controllable Porosity and Photoactive Performance of 2D ZnO Sheets
Thermal Annealing Induced Controllable Porosity and Photoactive Performance of 2D ZnO Sheets Open
Porous ZnO sheets containing various degrees of a nanoscaled pore were successfully synthesized using a simple hydrothermal method and various postannealing procedures. The porosity features of the ZnO sheets can be easily tuned by changin…
View article: Design of Hydrothermally Derived Fe<sub>2</sub>O<sub>3</sub> Rods with Enhanced Dual Functionality Via Sputtering Decoration of a Thin ZnO Coverage Layer
Design of Hydrothermally Derived Fe<sub>2</sub>O<sub>3</sub> Rods with Enhanced Dual Functionality Via Sputtering Decoration of a Thin ZnO Coverage Layer Open
The Fe2O3-ZnO composite rods were successfully synthesized by combining hydrothermal growth of Fe2O3 rods and sputtering deposition of a thin ZnO coverage layer. Two types of the Fe2O<…
View article: Coverage Layer Phase Composition-Dependent Photoactivity of One-Dimensional TiO2–Bi2O3 Composites
Coverage Layer Phase Composition-Dependent Photoactivity of One-Dimensional TiO2–Bi2O3 Composites Open
TiO2–Bi2O3 composite rods were synthesized by combining hydrothermal growth of rutile TiO2 rod templates and sputtering deposition of Bi2O3 thin films. The TiO2–Bi2O3 composite rods with β-Bi2O3 phase and α/β-Bi2O3 dual-phase decoration la…
View article: Improved photoelectrode performance of chemical solution-derived Bi<sub>2</sub>O<sub>3</sub> crystals <i>via</i> manipulation of crystal characterization
Improved photoelectrode performance of chemical solution-derived Bi<sub>2</sub>O<sub>3</sub> crystals <i>via</i> manipulation of crystal characterization Open
Bi2O3 crystals with various morphologies were successfully synthesized on F-doped tin oxide substrates with and without homoseed layers via chemical bath deposition routes.
View article: Surface Morphology-Dependent Functionality of Titanium Dioxide–Nickel Oxide Nanocomposite Semiconductors
Surface Morphology-Dependent Functionality of Titanium Dioxide–Nickel Oxide Nanocomposite Semiconductors Open
In this study, TiO2–NiO heterostructures were synthesized by combining hydrothermal and chemical bath deposition methods. The post-annealing temperature was varied to control the surface features of the TiO2–NiO heterostructures. TiO2–NiO …
View article: Design of Nanoscaled Surface Morphology of TiO2–Ag2O Composite Nanorods through Sputtering Decoration Process and Their Low-Concentration NO2 Gas-Sensing Behaviors
Design of Nanoscaled Surface Morphology of TiO2–Ag2O Composite Nanorods through Sputtering Decoration Process and Their Low-Concentration NO2 Gas-Sensing Behaviors Open
TiO2–Ag2O composite nanorods with various Ag2O configurations were synthesized by a two-step process, in which the core TiO2 nanorods were prepared by the hydrothermal method and subsequently the Ag2O crystals were deposited by sputtering …
View article: Enhancement of Acetone Gas-Sensing Responses of Tapered WO3 Nanorods through Sputtering Coating with a Thin SnO2 Coverage Layer
Enhancement of Acetone Gas-Sensing Responses of Tapered WO3 Nanorods through Sputtering Coating with a Thin SnO2 Coverage Layer Open
WO3–SnO2 composite nanorods were synthesized by combining hydrothermal growth of tapered tungsten trioxide (WO3) nanorods and sputter deposition of thin SnO2 layers. Crystalline SnO2 coverage layers with thicknesses in the range of 13–34 n…
View article: Improvement of Ethanol Gas-Sensing Responses of ZnO–WO3 Composite Nanorods through Annealing Induced Local Phase Transformation
Improvement of Ethanol Gas-Sensing Responses of ZnO–WO3 Composite Nanorods through Annealing Induced Local Phase Transformation Open
In this study, ZnO–WO3 composite nanorods were synthesized through a combination of hydrothermal growth and sputtering method. The structural analysis results revealed that the as-synthesized composite nanorods had a homogeneous coverage o…
View article: Microstructures and Photodegradation Performance toward Methylene Orange of Sputtering-Assisted Decoration of ZnFe2O4 Crystallites onto TiO2 Nanorods
Microstructures and Photodegradation Performance toward Methylene Orange of Sputtering-Assisted Decoration of ZnFe2O4 Crystallites onto TiO2 Nanorods Open
In this study, TiO2–ZnFe2O4 (ZFO) core-shell nanorods with various ZFO crystallite thicknesses were synthesized through sputtering-deposited ZFO thin films onto the surfaces of TiO2 nanorods. By coupling the ZFO narrow bandgap oxide with T…
View article: Preparation of Orthorhombic WO3 Thin Films and Their Crystal Quality-Dependent Dye Photodegradation Ability
Preparation of Orthorhombic WO3 Thin Films and Their Crystal Quality-Dependent Dye Photodegradation Ability Open
Direct current (DC) magnetron sputtering deposited WO3 films with different crystalline qualities were synthesized by postannealing at various temperatures. The in-situ DC sputtering deposited WO3 thin film at 375 °C exhibited an amorphous…