A5101427103- 2D Materials and Applications
- Perovskite Materials and Applications
- MXene and MAX Phase Materials
- Graphene research and applications
- Boron and Carbon Nanomaterials Research
- Gold and Silver Nanoparticles Synthesis and Applications
- Strong Light-Matter Interactions
- Chalcogenide Semiconductor Thin Films
- Copper-based nanomaterials and applications
- Spectroscopy Techniques in Biomedical and Chemical Research
- Catalytic Processes in Materials Science
- Biosensors and Analytical Detection
- Thermal properties of materials
- ZnO doping and properties
- Advanced ceramic materials synthesis
- Molecular Junctions and Nanostructures
- Advanced Nanomaterials in Catalysis
- Organic and Molecular Conductors Research
- Photonic and Optical Devices
- Thermal Radiation and Cooling Technologies
- Phase Change Materials Research
- Electronic and Structural Properties of Oxides
- Molecular Sensors and Ion Detection
- Luminescence and Fluorescent Materials
- nanoparticles nucleation surface interactions
Central South University
2022-2025
Guilin University of Technology
2022-2024
Advanced Materials and Devices (United States)
2024
Henan Polytechnic University
2019-2021
University of Science and Technology of China
2017-2021
Chinese Academy of Sciences
2017-2021
Anhui University
2021
Hefei Institutes of Physical Science
2019-2021
Zhengzhou University
2020
Dalian Jiaotong University
2020
Over the past decade, many efforts have been devoted to designing and fabricating substrates for surface-enhanced Raman spectroscopy (SERS) with abundant hot spots improve sensitivity of detection. However, there difficulties involved in causing molecules enter actively or effectively. Here, we report a general SERS method capturing target small gaps (hot spots) by constructing nanocapillary pumping model. The ubiquity inevitability entering them lights up all makes effective. This can...
Recent advances in twisted van der Waals heterostructure superlattices have emerged as a powerful and attractive platform for exploring novel condensed matter physics due to the interplay between moiré potential Coulomb interactions. The act periodic confinement space capture interlayer excitons (IXs), resulting exciton arrays, which provide opportunities quantum emitters many-body physics. observation of IXs transition-metal dichalcogenide (TMD) heterostructures has recently been widely...
The stacking of twisted two-dimensional (2D) layered materials has led to the creation moiré superlattices, which have become a new platform for study quantum optics. strong coupling superlattices can result in flat minibands that boost electronic interactions and generate interesting strongly correlated states, including unconventional superconductivity, Mott insulating excitons. However, impact adjusting localizing excitons Van der Waals heterostructures yet be explored experimentally....
Moiré superlattices in twisted van der Waals materials offer a powerful platform for exploring light-matter interactions. The periodic moiré potentials can induce strongly correlated quantum phenomena that depend on the potential associated with interlayer coupling at interface. However, are primarily prepared by mechanical exfoliation and manual stacking, where transfer methods easily cause interfacial contamination, preparation of high-quality bilayer 2D small twist angles growth remains...
Aluminum oxide (Al<sub>2</sub>O<sub>3</sub>) ceramics have been widely utilized as circuit substrates owing to their exceptional performance. In this study, boron nitride microribbon (BNMR)/Al<sub>2</sub>O<sub>3</sub> composite are prepared using spark plasma sintering (SPS). This study examines the effect of varying amount toughened phase BNMR on density, mechanical properties, dielectric constant, and thermal conductivity BNMR/Al<sub>2</sub>O<sub>3</sub> ceramics, while also exploring...
The aqueous micro batteries (AMBs) are expected to be one of the most promising energy storage devices for its safe operation and cost-effectiveness. However, performance AMBs is not satisfactory, which attributed strong interaction between metal ions electrode materials. Here, first developed with NH
The investigation of in-plane two-dimensional (2D) anisotropic materials has garnered significant attention due to their exceptional electronic, optical, and mechanical characteristics. optical properties angle-dependent photodetectors based on 2D have been extensively studied. However, novel still need be explored satisfy for distinct environments devices. Here, we report the remarkable behavior excitons demonstrate a unique linear-dichroism transition absorption between ultraviolet visible...
<title>Abstract</title> Twisted van der Waals (vdW) bilayers, characterized by strong moiré effects and interlayer coupling, offer a versatile platform for exploring novel quantum phenomena. At large twist angles, the broken translational symmetry facilitates alignment of intralayer valley momenta through Umklapp scattering, enabling unique intervalley coupling. However, experimental investigation such couplings in twisted vdW bilayers with remains scarce. Here, we report observation K −K...
Surface enhanced Raman spectroscopy (SERS) is a powerful spectroscopic technique with unique vibrational fingerprints, making it an ideal candidate for in situ multiphase detection. However, great challenge to determine how guide the SERS sensor target molecules of interest heterogeneous samples minimal disturbance. Here, we present portable ultrasensitive and highly repeatable The composed commercial Ag acupuncture needle PVP-Au nanoparticles (Au NPs). PVP on Au NPs can adsorb induce into...
High-symmetry transition-metal dichalcogenides (TMDs) have garnered substantial attention in the fields of sensors, optoelectronics, and valleytronics. However, inherent C3 rotational symmetry TMDs engenders highly isotropic properties, impeding their further technological progress. To overcome this limitation, we embarked on a study to investigate effects isotropic/anisotropic heterostructures engineering WS2, aiming break its symmetry. In work, designed fabricated composed WS2 ReS2 layers....
We report observed moiré excitons in the WS 2 /WS T-HS with a twist angle of about 1.5°. Our findings offer promising prospective for further exploration artificial excitonic crystals and quantum emitters TMD patterns.
Abstract Heat dissipation of electronic devices was an urgent problem to be addressed. In this paper, magnesium borate whiskers were used as the template for preparation boron nitride submicron tube (BNST). Then polymer‐free supported three‐dimensional skeleton prepared by sacrificing material ammonia bicarbonate. Finally, high thermal conductivity tube/epoxy resin (BNST/EP) composites infiltrating technique. The phase, chemical composition, microstructure, conductivity, and stability...
Moiré superlattices induced by twisted van der Waals (vdW) heterostructures or homostructures have recently gained significant attention due to their potential generate exotic strong-correlation electronic and phonon phenomena. However, the lack of dynamic tuning for interlayer coupling moiré hinders a thorough understanding development correlation state. Here, we present method WSe2/WSe2 homobilayers using diamond anvil cell (DAC). We demonstrate powerful observe an enhanced response...
Abstract 2D moiré superlattices offer a versatile platform for manipulating quantum materials, exploiting their spatially varying atomic registry to modify electronic structures, resulting in the emergence of flat minibands, enhanced interactions, and onset novel phenomena. Despite extensive investigations into excitons within twisted bilayer superlattices, interplay between optical microcavities remains elusive. Here, WSe 2 homobilayer with small twist angle positioned on atop SiO (285...
IV–V two-dimensional materials have emerged as key contenders for polarization-sensitive and angle-resolved devices, given their inherent anisotropic physical properties. While these exhibit intriguing high-pressure quasi-particle behavior phase transition, the evolution of quasi-particles interactions under external pressure remain elusive. Here, employing a diamond anvil cell spectroscopic measurements coupled with first-principles calculations, we unveil rarely observed pressure-induced...
The interaction between light and moiré superlattices presents a platform for exploring unique light-matter phenomena. Tailoring these optical properties holds immense potential advancing the utilization of in photonics, optoelectronics, valleytronics. However, control polarization state superlattices, particularly presence effects, remains elusive. Here, we unveil emergence anisotropy by constructing twisted WSe