A5100328665- Radiation Detection and Scintillator Technologies
- Medical Imaging Techniques and Applications
- Nuclear Physics and Applications
- Thermal Radiation and Cooling Technologies
- Hydrogen embrittlement and corrosion behaviors in metals
- Metal and Thin Film Mechanics
- Atomic and Subatomic Physics Research
- Muon and positron interactions and applications
- Particle Detector Development and Performance
- Corrosion Behavior and Inhibition
- Advanced MRI Techniques and Applications
- Diamond and Carbon-based Materials Research
- Particle accelerators and beam dynamics
- High-Temperature Coating Behaviors
- Advanced X-ray and CT Imaging
- Advanced Surface Polishing Techniques
- Optical Coatings and Gratings
- Photonic Crystals and Applications
- Metallurgy and Material Forming
- Advanced materials and composites
- Quantum Electrodynamics and Casimir Effect
- Transition Metal Oxide Nanomaterials
- Mechanical stress and fatigue analysis
- Nuclear Materials and Properties
- Metamaterials and Metasurfaces Applications
Chinese Academy of Sciences
2016-2025
Institute of Deep-Sea Science and Engineering
2025
Anhui Normal University
2025
Institute of High Energy Physics
2015-2024
University of Chinese Academy of Sciences
2019-2024
China Atomic Energy Authority
2023-2024
Guangzhou Medical University
2023-2024
French Corrosion Institute
2022-2024
Shunde Polytechnic
2024
Jiangxi Normal University
2010-2024
Abstract Abnormally increased subthalamic nucleus output to the internal pallidal segment and reticular part of substantia nigra plays a critical pathophysiological role in development parkinsonism. Because synaptic transmission is glutamatergic mediated, part, by α‐amino‐3‐hydroxy‐5‐methyl‐4‐isoxazole propionate (AMPA)subtype glutamate receptor, AMPA receptor antagonists may posses antiparkinsonian properties. We report that monoamine‐depleted rats,...
<h3>Objective:</h3> We aimed to investigate whether the efficacy and safety of clopidogrel plus aspirin vs alone were consistent between patients with without intracranial arterial stenosis (ICAS), in Clopidogrel High-Risk Patients Acute Non-disabling Cerebrovascular Events (CHANCE) trial. <h3>Methods:</h3> assessed interaction treatment effects 2 antiplatelet therapies among ICAS, identified by magnetic resonance angiography (MRA) CHANCE (ClinicalTrials.gov identifier NCT00979589)....
This paper describes an experimental investigation on the infrared radiative properties of heavily doped Si at room temperature. Lightly wafers were ion-implanted with either boron or phosphorus atoms, dosages corresponding to as-implanted peak doping concentrations 1020 and 1021 cm−3; after annealing are 3.1×1019 2.8×1020 cm−3, respectively. Rapid thermal was performed activate implanted dopants. A Fourier-transform spectrometer employed measure transmittance reflectance samples in...
Magnetic polaritons that couple electromagnetic waves with magnetic excitation can be used for tailoring the radiative properties of materials in energy-harvesting and other applications. Previous studies metallic microstructures to induce responses. With rigorous coupled-wave analysis (RCWA), transmission enhancement a SiC slit array coherent thermal emission deep grating is theoretically demonstrated infrared within phonon absorption band. The field distributions agreement resonance...
Excitation of surface plasmons enables super-Planckian thermal radiation far beyond the blackbody limit. By patterning a single layer graphene sheet into ribbons, closed circular dispersion is opened to become hyperbolic, leading broadband singularities density states. Extremely high-k evanescent waves can now couple with hyperbolic plasmons. Consequently, giant enhancement near-field radiative heat flux, by more than one order magnitude, demonstrated in this study using rigorous numerical...
Abstract Loss of dopaminergic innervation the striatum results in overactivity glutamatergic pathways from subthalamic nucleus to internal segment globus pallidus and substantia nigra pars reticulata, output nuclei basal ganglia. Previous work has shown that local blockade glutamate receptors or reticulata leads marked suppression parkinsonian signs. We have now examined whether systemic administration a receptor antagonist antiparkinsonian effects rodent primate models Parkinson's disease....
A large number of recent publications dealt with enhanced emission properties micro/nanostructures by the excitation surface plasmon or phonon polaritons. Some used grating structures to demonstrate coherent thermal in a narrow spectral band and towards well-defined direction. Others suggested that planar layers could also be achieve emission. In present paper, we describe two alternative designs fewer for application as sources multilayer structures. One design is composite several unit...
This paper describes a theoretical investigation of near-field radiative heat transfer between doped silicon surfaces separated by vacuum gap. An improved dielectric function model for heavily is employed. The effects doping level, polarization, and gap width on the spectral total are studied based fluctuational electrodynamics. It observed that increasing concentration does not necessarily enhance energy in near-field. streamline method used to lateral shift pathway, which trace Poynting...
This work investigates the reflection and scattering from vertically aligned carbon nanotubes, fabricated on silicon substrate using thermally enhanced chemical vapor deposition with both tip-growth base-growth mechanisms. The directional–hemispherical reflectance in visible near-infrared wavelengths was measured an integrating sphere. polarization-dependent bidirectional distribution function characterized a laser scatterometer at wavelength of 635 nm. effective medium theory used to...
There have been growing interests in selective control of thermal emission by using micro/nanostructures. The present study describes direct measurements infrared at elevated temperatures an asymmetric Fabry–Perot resonator variable angles for each polarization. multilayered structure mainly contains a SiO2 optical cavity sandwiched between thick (opaque) Au film and thin film. Metallic adhesive diffusion-barrier layers were deposited on Si substrate before depositing the A dielectric...
Abstract Adding a small amount of CsI into mixed cation‐halide perovskite film via one‐step method has been demonstrated as an excellent strategy for high‐performance solar cells (PSCs). However, the generally relies on antisolvent washing process, which is hard to control and not suitable fabricating large‐area devices. Here, CsF employed Cs incorporated two‐step method. It revealed that can effectively diffuse PbI 2 seed film, drastically enhances crystallization, leading high‐quality...
The noise pollution, habitat loss, and human disturbance caused by urbanization have led to damage in bird communities. Research on the relationship between birds predominantly focuses highly urbanized areas, with few studies underdeveloped areas. Given greater stability of community during breeding season, it was chosen for this study. Here, we conducted surveys along urban-rural continuum utilizing 150 line transects within a 51385 km2 area from June August 2022 2023, aiming explore impact...
Timing calibration is essential for positron emission tomography (PET) system as it enhances timing resolution to improve image quality. Traditionally, sources are employed calibration. However, the photons emitted by these travel in opposite directions, necessitating that positrons annihilate at multiple locations collect coincidence data across a greater number of lines response (LORs). To overcome this limitation, study proposes method utilising a60Co point source. The60Co source emits...
Improving the coincidence time resolution (CTR) of time-of-flight positron emission tomography (TOF-PET) systems to achieve a higher signal-to-noise ratio (SNR) gain or even direct imaging (dPEI) is paramount importance for many advanced new clinical applications PET imaging. This places demands on timing performance all aspects systems. One effective approach use microchannel plate photomultiplier tubes (MCP-PMTs) prompt Cherenkov photon detection. In this study, we developed dual-module...
Abstract. By analyzing dataset derived from four moorings during spring 2022, this study provides direct evidence that near-inertial waves (NIWs) can be largely enhanced by a passing cyclonic eddy (CE) in the northwestern South China Sea. Results show enhancement of NIWs mainly occurred at north side CE due to asymmetry structure. In vertical, concentrated above 200 m and reached peaks around 100 m. Significant energy transfer rates between appeared same depth reach up 6×10-10 m2/s3 CE’s...
<title>Abstract</title> The radiation imaging and intensity quantification of radioactive material is attracting increasing attention in numerous applications including radiological source investigation, safety, nuclear security, facility maintenance decommissioning. Here, quantitative measurement the far-field achieved by gamma-ray imaging, which based on conventional mask-antimask coded aperture approach. A multi-sensor system that fuses images, optical pictures, 3D point clouds into a...