A5054724832- Advanced Sensor and Energy Harvesting Materials
- ZnO doping and properties
- Advanced Photocatalysis Techniques
- Advancements in Battery Materials
- Anodic Oxide Films and Nanostructures
- Advanced Battery Materials and Technologies
- Copper-based nanomaterials and applications
- Plasmonic and Surface Plasmon Research
- Nanowire Synthesis and Applications
- Supercapacitor Materials and Fabrication
- Electrocatalysts for Energy Conversion
- Quantum Dots Synthesis And Properties
- Semiconductor materials and devices
- Advanced battery technologies research
- Analytical Chemistry and Sensors
- Acoustic Wave Resonator Technologies
- Gold and Silver Nanoparticles Synthesis and Applications
- Ga2O3 and related materials
- Catalytic Processes in Materials Science
- Perovskite Materials and Applications
- Gas Sensing Nanomaterials and Sensors
- Photonic Crystals and Applications
- Conducting polymers and applications
- Dielectric properties of ceramics
- Electronic and Structural Properties of Oxides
Westlake University
2020-2024
Technische Universität Ilmenau
2012-2021
University of Connecticut
2018-2019
Institute for Physics
2014-2015
Suzhou Institute of Nano-tech and Nano-bionics
2010-2011
Chinese Academy of Sciences
2010-2011
University of Münster
2011
Shanghai University
2009-2010
BiVO4 has been regarded as a promising material for photoelectrochemical water splitting, but it suffers from major challenge on charge collection and utilization. In order to meet this challenge, we design nanoengineered three-dimensional (3D) ordered macro-mesoporous architecture (a kind of inverse opal) Mo:BiVO4 through controllable colloidal crystal template method with the help sandwich solution infiltration adjustable post-heating time. Within expectation, superior photocurrent density...
Highly ordered Sb nanorod arrays with large interval spacing were fabricated that showed high capacities and superior rate capabilities.
Ru/RuO 2 composites with unique metal/metal oxide interface are proposed and work to pursue efficient HER performance in pH-universal media.
Abstract Utilizing plasmonic nanostructures for efficient and flexible conversion of solar energy into electricity or fuel presents a new paradigm in photovoltaics photoelectrochemistry research. In conventional photoelectrochemical cell, consisting structure contact with semiconductor, the type reaction is determined by band bending at semiconductor/electrolyte interface. The nature thus hard to tune. Here instead using we employed ferroelectric material, Pb(Zr,Ti)O 3 (PZT). By depositing...
Constructing core/shell nanostructures with optimal structure and composition could maximize the solar light utilization. Here, using an Al nanocone array as a substrate, well‐defined regular of AZO/TiO 2 nanocones uniformly dispersed Au nanoparticles (AZO/TiO /Au NCA) is successfully realized through three sequential steps atomic layer deposition, physical vapor annealing processes. By tuning structural compositional parameters, advantages trapping short carrier diffusion from array, well...
Sodium ion batteries (SIBs) represent an effective energy storage technology with potentially lower material costs than lithium batteries. Here, we show that the electrochemical performance of SIBs, especially rate capability, is intimately connected to electrode design at nanoscale by taking anatase TiO2 as example. Highly ordered three-dimensional (3D) Ni-TiO2 core–shell nanoarrays were fabricated using nanoimprited AAO templating technique and directly used anode. The delivered a...
An easily accessible photocathodic material was fabricated to realize high-efficiency water splitting. After optimizing the PEC system, photocurrent further amplified −1.2 mA cm<sup>−2</sup>.
Abstract Instead of conventional semiconductor photoelectrodes, herein, we focus on BiFeO 3 ferroelectric photoelectrodes to break the limits imposed by common semiconductors. As a result their prominent properties, are able tune transfer photo‐excited charges generated either in or surface modifiers manipulating poling conditions domains. At 0 V vs Ag/AgCl, photocurrent could be switched from μA cm −2 10 and open‐circuit potential changes 33 mV 440 mV, when bias pretreatment is manipulated...
In order to fulfill the multiple requirements for energy production, storage, and utilization in future, conventional planar configuration of current conversion/storage devices has be reformed, since technological evolution promoted efficiency corresponding close theoretical values. One promising strategy is construct multifunctional 1D nanostructure arrays replace their counterparts device fabrication, ascribing significant superiorities such arrays. last three decades, technologies based...
Sodium (Na) metal is considered as a promising anode candidate for large-scale energy storage systems because of its high theoretical capacity and low electrochemical redox potential. However, Na suffers from few challenges, such the dendrite growth severe parasitic reactions with electrolytes, which greatly hinder practical applications. In this work, we demonstrate that an organosulfur compound additive (tetramethylthiuram disulfide) provides facile approach to overcome above challenges in...
Laser-induced graphene (LIG) suffers from serious decay in long-term biosensing, which greatly restricts its practical applications. Herein, we report a new strategy to engineer the LIG surface with Au clusters and chitosan sequentially form C-Au-LIG electrode superhydrophilic highly conductive 3D surface, demonstrates superior performance negligible both storage usage vitro vivo environments. Moreover, can be used for detecting uric acid (UA) pH simultaneously single differential pulse...
Bound states in the continuum (BICs) have a superior ability to confine electromagnetic waves and enhance light-matter interactions. However, quality-factor of quasi-BIC is extremely sensitive structural perturbations, thus BIC metasurfaces usually require very-high precision nanofabrication technique that greatly restricts their practical applications. Here, distinctive 2.5D out-of-plane architectures based plasmonic symmetry protected (SP)-BIC are proposed, which could deliver robust...
Optoelectronic synaptic devices capable of processing multiwavelength inputs are critical for neuromorphic vision hardware, which remains an important challenge. Here, we develop a bidirectional phototransistor based on two-dimensional ferroelectric semiconductor α-In2Se3, exhibits potentiated and depressed weight update under optical pulse stimulation. Importantly, the optoelectronic behavior can be extended to multiwavelengths (blue, green, red light), could used color recognition. The...
Surface-enhanced Raman scattering (SERS) is an ultrasensitive spectroscopic technique that can identify materials and chemicals based on their inelastic light-scattering properties. In general, SERS relies sub-10 nm nanogaps to amplify the signals achieve ultralow-concentration identification of analytes. However, large-sized analytes, such as proteins viruses, usually cannot enter these tiny nanogaps, limiting practical applications SERS. Herein, we demonstrate a universal platform for...
The practical implementation of memristors in neuromorphic computing and biomimetic sensing suffers from unexpected temporal spatial variations due to the stochastic formation rupture conductive filaments (CFs). Here, biocompatible silk fibroin (SF) is patterned with an on-demand nanocone array by using thermal scanning probe lithography (t-SPL) guide confine growth CFs silver/SF/gold (Ag/SF/Au) memristor. Benefiting high fabrication controllability, cycle-to-cycle (temporal) standard...
Due to the unique advantages of Pt, it plays an important role in fuel cells and microelectronics. Considering fact that Pt is expensive metal, a major challenging point nowadays how realize efficient utilization Pt. In this paper, cost‐effective atomic layer deposition (ALD) process with low N 2 filling step introduced for realizing well‐defined nanotube arrays anodic alumina nano‐porous templates. Compared conventional ALD growth much fewer cycles shorter precursor pulsing time are...
Nanostructured materials show a promising future in energy conversion and storage. However, different challenges shall be addressed to take the full advantages of nanomaterials, such as excess charge recombination sites yielded from large surface area inefficient carrier separation because poor material junctions solar cells water splitting cells, well high risk side reactions low active density batteries supercapacitors. Considering its self‐limiting reaction mechanism, atomic layer...
Pursuing cost-effective water-splitting catalysts is still a significant scientific challenge to produce renewable fuels and chemicals from various feedstocks. The construction of controllable binder-free nanostructures with self-standing holey ultrathin nanosheets one the promising approaches. Herein, by employing combination potentiodynamic mode electrodeposition low-temperature phosphidation, three-dimensional (3D) CoP are fabricated on carbon cloth (PD-CoP UNSs/CC) as bifunctional...
Cost-effective, rapid, and sensitive detection of SARS-CoV-2, in high-throughput, is crucial controlling the COVID-19 epidemic. In this study, we proposed a vertical microcavity localized surface plasmon resonance hybrid biosensor for SARS-CoV-2 artificial saliva assessed its efficacy. The monitors valley shifts reflectance spectrum, as induced by changes refractive index within proximity sensor surface. A low-cost fast method was developed to form nanoporous gold (NPG) with different...