A5100342077- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Semiconductor materials and devices
- Electronic and Structural Properties of Oxides
- Supercapacitor Materials and Fabrication
- Advanced Battery Technologies Research
- Electromagnetic Compatibility and Noise Suppression
- Semiconductor materials and interfaces
- Silicon Carbide Semiconductor Technologies
- Electrostatic Discharge in Electronics
- Pulsed Power Technology Applications
- Integrated Circuits and Semiconductor Failure Analysis
- Organic Light-Emitting Diodes Research
- ZnO doping and properties
- Radio Frequency Integrated Circuit Design
- Extraction and Separation Processes
- Advancements in Semiconductor Devices and Circuit Design
- Transition Metal Oxide Nanomaterials
- Copper-based nanomaterials and applications
- Ferroelectric and Negative Capacitance Devices
- Electrocatalysts for Energy Conversion
- Silicon Nanostructures and Photoluminescence
- GaN-based semiconductor devices and materials
- Advanced Power Amplifier Design
- Advanced battery technologies research
Xiamen University
2014-2025
Yanshan University
2025
Shenzhen Institutes of Advanced Technology
2025
Chinese Academy of Sciences
2024-2025
Guangdong Ocean University
2024-2025
Guangxi Normal University
2025
State Key Laboratory of Respiratory Disease
2024
Third Affiliated Hospital of Guangzhou Medical University
2024
Guangzhou Medical University
2024
Shanghai Institute of Organic Chemistry
2024
Organolead halide perovskites have attracted extensive attentions as light harvesting materials for solar cells recently, because of its high charge‐carrier mobilities, photoconversion efficiencies, low energy cost, ease deposition, and so on. Herein, with CH 3 NH PbI film deposited on flexible ITO coated substrate, the first organolead perovskite based broadband photodetector is demonstrated. The sensitive to a wavelength from ultraviolet entire visible light, showing photo‐responsivity...
Ultrathin nanosheets are considered as one kind of the most promising candidates for fabrication flexible electrochromic devices (ECDs) due to their permeable channels, high specific surface areas, and good contact with substrate. Herein, we first report synthesis large-area tungsten oxide dihydrate (WO3·2H2O) a thickness only about 1.4 nm, showing much higher Li(+) diffusion coefficients than those bulk counterpart. The WO3·2H2O ultrathin successfully assembled into electrode device, which...
Abstract Li‐rich Mn‐based cathode materials (LRMs) are potential for high energy density lithium‐ion batteries. However, low initial Coulombic efficiency (ICE) severely hinders the commercialization of LRM. Herein, a facile oleic acid‐assisted interface engineering is put forward to precisely control ICE, enhance reversible capacity and rate performance LRM effectively. As result, ICE can be adjusted from 84.1% 100.7%, very specific 330 mAh g −1 at 0.1 C, as well outstanding capability with...
Abstract The synergetic mechanism of chemisorption and catalysis play an important role in developing high‐performance lithium–sulfur (Li–S) batteries. Herein, a 3D lather‐like porous carbon framework containing Fe‐based compounds (including Fe 3 C, O 4 , 2 ), named FeCFeOC, is designed as the sulfur host interlayer on separator. Due to strong catalytic ability FeCFeOC composite, soluble lithium polysulfides (LiPSs) are first adsorbed anchored surface composite then catalyzed accelerate...
Abstract Manipulating the local electronic structure is employed to address capacity/voltage decay and poor rate capability of Li‐rich layered cathodes (LLOs) via dual‐doping Na + F − ions, as well regulation Li /Ni 2+ intermixing content “LiOLi” configuration. The designed cathode exhibits a high initial Coulombic efficiency about 90%, large specific capacity 296 mAh g −1 energy density 1047 Wh kg at 0.2 C, superior 222 5 C with good retention 85.7% even after 500 cycles. And operating...
Abstract The commercial viability of lithium–sulfur batteries is still challenged by the notorious lithium polysulfides (LiPSs) shuttle effect on sulfur cathode and uncontrollable Li dendrites growth anode. Herein, a bi-service host with Co-Fe binary-metal selenide quantum dots embedded in three-dimensional inverse opal structured nitrogen-doped carbon skeleton (3DIO FCSe-QDs@NC) elaborately designed for both metal highly dispersed FCSe-QDs superb adsorptive-catalytic properties can...
Abstract Lithium (Li) metal has emerged as a viable alternative anode material to address the current energy density shortfalls in Li batteries. However, its integration into widespread implementation remains somewhat constrained due substandard reversibility issues and safety concerns arising from erratic deposition. To effectively tackle these obstacles, considerable endeavors have been exerted modulate morphology of Nevertheless, it is exceedingly challenging for nuclei that tend...
Holes in holes: By using a modified colloidal crystal templating method, periodically ordered macroporous architectures with controllable dual porosity are fabricated (see picture). Taking BiVO4 as an example, these unique structures provide platform for better understanding of the correlation between material geometrical features and charge migration photoelectrochemical water splitting process. As service to our authors readers, this journal provides supporting information supplied by...
Rational design of active artificial photoanode for photosynthesis water splitting is spotlight future applications in sustainable energy conversion. In response, focusing on the full‐scale restricting factors reaction, pore‐rich WO 3 ultrathin nanosheets with nearly fully exposed highly crystal facets are conceptually presented and experimentally achieved. The scrumptious chemical bond condition derived electronic structure realize simultaneously optimizing multilimitation including carrier...
On the road of innovation in modern information technology, resistive switching random access memory (RRAM) has been considered to be best potential candidate replace conventional Si-based technologies. In fact, key prerequisite high storage density and low power consumption as well flexibility for tangible next generation nonvolatile memories stimulated extensive research into RRAM. Herein, we highlight an inorganic graphene analogue, ultrathin WO3·H2O nanosheets with only 2-3 nm thickness,...
Development of microwave absorption materials with tunable thickness and bandwidth is particularly urgent for practical applications but remains a great challenge. Here, two-dimensional nanocomposites consisting perovskite oxides (LaFeO3) amorphous carbon were successfully obtained through one pot heating treatment using sodium chloride as hard template. The properties realized by introducing A-site cation deficiency in LaFeO3 perovskite. Among the cation-deficient perovskites, La0.62FeO3/C...
Models of insulating interfaces between (100)GaAs and HfO2, Gd2O3, Al2O3 are constructed used to host various interfacial defects see which give rise gap states. The antibonding state As–As dimers is found lie in the upper band identified as a possible major source interface states cause Fermi level pinning GaAs-oxide field effect transistors.
Abstract Considerable endeavors are developed to suppress lithium (Li) dendrites and improve the cycling stability of Li metal batteries in order promote their commercial application. Herein, continuous zinc (Zn) nanoparticles‐assembled film with homogenous nanopores is proposed as a modified layer for separator via scalable method. The situ formed LiZn alloy during initial plating can serve + ion rectification lithiophilic regulate nucleation reverse deposition Li. When applied Li|LiFePO 4...
Pressure sensors play a vital role in aerospace, automotive, medical, and consumer electronics. Although microelectromechanical system (MEMS)-based pressure have been widely used for decades, new trends sensors, including higher sensitivity, accuracy, better multifunctionality, smaller chip size, package recently emerged. The demand performance upgradation has led to breakthroughs sensor materials, design, fabrication, packaging methods, which emerged frequently recent decades. This paper...
Abstract The practical application of lithium‐rich layered oxides is prohibited by the drawbacks such as severe capacity and voltage degradation resulting from unstable oxygen redox environment accompanied irreversible release. Herein, a facile effective strategy proposed to regulate chemistry via foreign Fe doping its induced intrinsic transition metal (TM) well in situ constructed spinel surface layer. doping, together with TM dual can stabilize lattice bulk due formed stronger FeO bond,...
The construction of a protective layer for stabilizing anion redox reaction is the key to obtaining long cycling stability Li-rich Mn-based cathode materials. However, protection exposed surface/interface primary particles inside secondary usually ignored and difficult, let alone investigation impact surface engineering internal on stability. In this work, an efficient method regulate proposed by simply adjusting distribution state boron nickel complexes coating layer. Theoretical...
Effectively alleviating severe performance deterioration including rapid capacity decay and continuous voltage fading of Li-rich layered oxide (LLO) cathodes by suppressing the irreversible oxygen release transition metal (TM) migration is a critical challenge during prolonged cycling. Herein, we report Sb-doped LLO (SLLO) cathode with shortened TMoct–TMoct distance modulated local electronic structure, which can significantly enhance vacancy formation energy TM barriers. Therefore, SLLO...
Abstract Solid‐state electrolytes (SSE) exhibit great promise in enhancing the safety of Li metal batteries by replacing flammable liquid electrolytes. However, practical application SSE is hampered mainly due to poor electrode–electrolyte interface, low ion conductivity, and inferior electrochemical stability. Herein, superior nonflammable solid polymer are elaborately designed situ encapsulating succinonitrile (SN)‐based deep eutectic solvent (DES) into ethoxylated trimethylolpropane...
The origin of magnetism in undoped MgO has been studied based on density functional theory. It is shown that Mg vacancies can induce local moments while O cannot irrespective the concentration. magnetic comes from partially occupied ${e}_{g\ensuremath{-}}$ and ${t}_{1u\ensuremath{-}}$ (or only ${e}_{g\ensuremath{-}}$) orbitals through-bond spin polarization mechanism mediates ferromagnetism MgO. For ground state configuration bulk with two vacancies, energy difference between ferromagnetic...
The mechanism of flat-band voltage shifts in La- and Al-based, etc., oxide capping layers high-K (dielectric constant) metal gate stacks is investigated by ab initio calculations on atomic models. layer dopants are calculated to segregate the high-K:SiO2 interface most cases. An interfacial dipole observed at both pure HfO2:SiO2 doped interfaces plotting electrostatic potentials perpendicular interfaces. Substitutional La, Sr, Al, Nb, Ti atoms induce potential HfO2: SiO2 which shift valence...