A5101925946- Hydrocarbon exploration and reservoir analysis
- Hydraulic Fracturing and Reservoir Analysis
- Metamaterials and Metasurfaces Applications
- Plasmonic and Surface Plasmon Research
- Photonic and Optical Devices
- NMR spectroscopy and applications
- Photonic Crystals and Applications
- Advanced Fiber Laser Technologies
- Advanced Antenna and Metasurface Technologies
- Gold and Silver Nanoparticles Synthesis and Applications
- Seismic Imaging and Inversion Techniques
- Photorefractive and Nonlinear Optics
- Orbital Angular Momentum in Optics
- Advanced Photocatalysis Techniques
- 2D Materials and Applications
- Graphene research and applications
- Quantum Dots Synthesis And Properties
- Drilling and Well Engineering
- Advanced Thermoelectric Materials and Devices
- Copper-based nanomaterials and applications
- Topological Materials and Phenomena
- Advanced Battery Technologies Research
- Advanced Battery Materials and Technologies
- Gas Sensing Nanomaterials and Sensors
- Geophysical Methods and Applications
Nanjing University
2013-2024
Jiangnan University
2020-2024
Collaborative Innovation Center of Advanced Microstructures
2011-2024
Research Institute of Petroleum Exploration and Development
2017-2024
Institute of Physics
2024
Zhejiang University
2024
University of Michigan
2016-2023
Michigan United
2023
Karamay Central Hospital of Xinjiang
2019-2023
University of Electronic Science and Technology of China
2023
The progress in exploiting new electronic materials and devices has been a major driving force solid-state physics. As state of matter, Weyl semimetal (WSM), particularly type-II WSM, hosts fermions as emergent quasiparticles may harbor novel electrical transport properties because the exotic Fermi surface. Nevertheless, such WSM material not experimentally observed nature. In this work, by performing systematic magneto-transport studies on thin films predicted candidate WTe2, we observe...
Abstract Metalens, a prominent application of two-dimensional metasurfaces, has demonstrated powerful abilities even beyond traditional optical lenses. By manipulating the phase distribution metalens composed appropriately arranged nanoscale building blocks, wavefront incident wave can be controlled based on Huygens principle, thus achieving desired reflected and transmitted for many different purposes. Metalenses will lead revolution in imaging due to its flat nature compact size,...
With significant progress in the past decade, semiconductor nanowires have demonstrated unique features compared to their thin film counterparts, such as enhanced light absorption, mechanical integrity and reduced therma conductivity, etc. However, technologies of still serve foundations several major industries, electronics, displays, energy, A direct path convert can build a bridge between these two therefore facilitate large-scale applications nanowires. Here, we demonstrate that...
Abstract Compared to human vision, conventional machine vision composed of an image sensor and processor suffers from high latency large power consumption due physically separated sensing processing. A neuromorphic system with brain-inspired visual perception provides a promising solution the problem. Here we propose demonstrate prototype by networking retinomorphic memristive crossbar. We fabricate using WSe2/h-BN/Al2O3 van der Waals heterostructures gate-tunable photoresponses, closely...
Nanostructuring is an extremely promising path to high-performance thermoelectrics. Favorable improvements in thermal conductivity are attainable many material systems, and theoretical work points large electronic properties. However, realization of the benefits practical materials has been elusive experimentally. A key challenge that experimental identification quantum confinement length, below which thermoelectric power factor significantly enhanced, remains due lack simultaneous control...
Optical tweezers (OTs) and optical spanners (OSs) are powerful tools of manipulation, which responsible for particle trapping rotation, respectively. Conventionally, the OT OS built using bulky three-dimensional devices, such as microscope objectives spatial light modulators. Recently, metasurfaces proposed setting up them on a microscale platform, greatly miniaturizes systems. However, realization both with one identical metasurface is posing challenge. Here, we offer metasurface-based...
From metamaterials to metasurfaces, optical nano-structure has been widely investigated for novel and high efficiency functionalities. Apart from the intrisinsic properties of composite material, rich capabilities can be derived judicious design which enable more excellent highly integrated devices than traditional bulk elements. In meantime, abundant manipulation abilites light in classical domain carried over into quantum domain. this review, we highlight recent development optics based on...
Layered two-dimensional (2D) materials have attracted enormous attention as appealing catalysts and supports for various electro- photocatalytic transformations. Here, we report another unique behavior of 2D MoS2 heterogeneous selective hydrogenation, which exhibits excellent activity (100%) selectivity industrially important maleic anhydride (MAH) hydrogenation to succinic (SA), comparable the cutting-edge commercial noble-metal catalysts. The specific reaction rate increases linearly with...
This article offers a comprehensive review focused on the analysis and characterization of shale reservoirs, unconventional hydrocarbon resources that uniquely serve as both source reservoir for gas oil, rock. To analyze characterize pore structure, rock components mechanical properties are three main factors to analyze. These necessary successful field operations in reservoirs. Until now, there various techniques utilized these properties. Therefore, this study delves into intricacies...
Abstract Plant transpiration, a process of water movement through plant and its evaporation from aerial parts especially leaves, consumes large component the total continental precipitation (≈48%) significantly influences global distribution climate. To date, various chemical and/or biological explorations have been made to tune transpiration but with uncertain environmental risks. In recent years, interfacial solar steam/vapor generation is attracting lot attention for achieving high energy...
A Bessel beam has the properties of propagation invariance and a self-healing effect, leading to variety interesting phenomena applications. Recently, as planar diffractive element with miniaturized size, metasurfaces are widely employed manipulate light in subwavelength region, including generating beam. However, such metasurface-generated allows output no tunable functions. Here, interplay geometric phase dynamic phase, we propose method generate allow conversion from any orthogonal...
Self-assembly of colloidal spheres confined within cells different shapes formed with two slides under capillary forces are studied. It is found that by controlling the shape cell curvature drying front can result in a significant effect on self-organization process. A curved parallel always associated growth crystal structures high density disorder. We demonstrate single-domain two-dimensional crystals centimeter size be grown straight wedge-shaped cell. These findings demonstrated laser...
The nuclear magnetic resonance T2 spectra of low-permeability reservoirs with complex wettability were studied using the samples from Chang 8 Member, Upper Triassic Yanchang Formation, Ordos Basin, China. Abnormally high resistivity and normal core selected. NMR under different water saturation conditions, contact angles Amott indexes designed tested. test results show that fully brine-saturated condition, reflect surface relaxation water, while abnormally exhibit wide unimodal spectrum,...
Abstract A strongly confined and enhanced electromagnetic (EM) field due to gap‐plasmon resonance offers a promising pathway for ultrasensitive molecular detections. However, the maximum portion of EM is commonly concentrated within dielectric gap medium that inaccessible external substances, making it extremely challenging achieving single‐molecular level detection sensitivity. Here, new family plasmonic nanostructure created through unique process using nanoimprint lithography introduced,...
Abstract In this paper, we numerically demonstrate a dual-wavelength chiral metasurface with the chirality only existing at two resonant wavelengths, making use of excitation quasi-bound states in continuum (quasi-BICs). This is constructed on basis photonic crystal slabs square lattice circular holes by introducing rectangular as perturbations. The quasi-BICs supported are orthogonal to each other, thus wavelengths can be controlled independently changing geometry Furthermore,...
Metallic transition metal dichalcogenides (TMDs) have exhibited various exotic physical properties and hold the promise of novel optoelectronic topological devices applications. However, synthesis metallic TMDs is based on gas-phase methods requires high temperature condition. As an alternative to synthetic approach, lower eutectic liquid-phase presents a very promising approach with potential for larger-scale controllable growth high-quality thin single crystals. Herein, we report first...
Abstract 2D bismuth nanosheets are a promising layered material for formate‐producing via electrocatalytic CO 2 conversion. However, the commercial interest of in electroreduction is still rare due to undesirable current density formate at moderate operation potentials (about 200 mA mg −1 ) and harsh synthesis conditions (high temperature and/or high pressure). This work reports preparation Bi with lateral size micrometer‐scale electrochemical cathodic exfoliation aqueous solution normal...
This study investigated the influence of movable oil on pore structure various shale types, analyzing 19 samples from Well X in Mahu Sag Junggar Basin. Initially, X-ray diffraction (XRD) analysis classified samples. Subsequently, geochemical properties and structures samples, both pre post Soxhlet extraction, were comparatively analyzed through Total Organic Carbon (TOC) content measurement, Rock-Eval pyrolysis, nitrogen adsorption experiments. Additionally, fractal theory quantitatively...
The exploration of optical and photonic phenomena, particularly the modulation pulse signals ultrafast control light fields at extreme temporal spatial scales, substantially enhances our understanding light–matter interactions broadens scope potential applications inspired by metamaterials metasurfaces. In this perspective, we highlight advancements in metaphotonics introducing shaping using metadevices. We begin with a detailed exposition principles metasurfaces evaluate their role...