A5101467864- Advanced X-ray and CT Imaging
- Medical Imaging Techniques and Applications
- Radiation Dose and Imaging
- Multiferroics and related materials
- Advanced Condensed Matter Physics
- High-Temperature Coating Behaviors
- Ferroelectric and Piezoelectric Materials
- Magnetic properties of thin films
- Magnetic and transport properties of perovskites and related materials
- Technology Adoption and User Behaviour
- Advanced ceramic materials synthesis
- Gait Recognition and Analysis
- High Entropy Alloys Studies
- Reliability and Maintenance Optimization
- Orthopaedic implants and arthroplasty
- Patient Satisfaction in Healthcare
- Web Data Mining and Analysis
- Magnetic Properties and Applications
- Recommender Systems and Techniques
- Digital Marketing and Social Media
- Vehicle Routing Optimization Methods
- Machine Fault Diagnosis Techniques
- Additive Manufacturing Materials and Processes
- Semantic Web and Ontologies
- Statistical Methods in Clinical Trials
Nanjing University of Aeronautics and Astronautics
2025
Center for Devices and Radiological Health
2025
United States Food and Drug Administration
2021-2025
Chaohu University
2024
Lyceum of the Philippines University
2024
Zhengzhou Business University
2024
Lanzhou Jiaotong University
2024
Brown University
2024
Southwest Jiaotong University
2024
Office of Science
2023
Thermal barrier coatings are essential for enhancing the performance and efficiency of high-performance systems, such as aerospace engines gas turbines, by providing thermal protection at high temperatures. This study investigates YTaO4 ceramic, a material with notable high-temperature stability, low conductivity, strong corrosion resistance, making it promising alternative coatings. However, precise measurement YTaO4’s conductivity under conditions poses significant challenge. To address...
In order to reduce the distribution cost of fresh food logistics and achieve goal green at same time, Green Fresh Food Logistics with Heterogeneous Fleet Vehicle Route Problem (GFLHF-VRP) model is established. Based on particularity model, an improved genetic algorithm called Genetic Algorithm Adaptive Simulated Annealing Mutation (GAASAM) proposed in which mutation operation upgraded a simulated annealing its parameters are adjusted by adaptive operation. The experimental results show that...
The BiFeO3 ceramics were prepared by sol-gel method (BFO-1) and high-pressure synthesis (BFO-2). X-ray diffraction showed that these are almost of single phase. It is difficult to observe a ferroelectric loop BFO-1 even at an electric field 6kV∕cm. Compared BFO-1, the synthesized one has higher resistivity, density, better crystallization. Under applied 120kV∕cm, values remanent polarization coercive 46μC∕cm2 73kV∕cm, respectively. At room temperature, magnetic hysteresis with enhanced...
Magnetic and magnetostrictive properties of magnetic-annealed polycrystalline CoFe2O4 were investigated. The magnetic hysteresis loops showed obvious uniaxiality with an induced easy direction parallel to the annealing field. force microscopy study revealed that domains fixed by annealing. uniaxial behavior was also observed in measurement, which a significantly enhanced magnetostriction − 273 PPM when external field applied perpendicular direction. A physical mechanism for effect on is...
Introducing AgInSe 2 modifies the crystal and band structures to facilitate electrical transport of SnSe, Ge alloying further depresses phonon transport. The effective phonon-electron decoupling leads an ultrahigh ZT ∼ 1.6 at 773 K.
For improving the dynamic management performance of construction cost, control model cost based on fuzzy neural network is studied. Consider effect resource allocation, progress and quality project in stage, build index for stage construction. The logic used selecting main related indicators from system at as input neurons BP NN, employed to output results prediction stage. are set data basis determine most optimistic probable pessimistic through key chain method, buffers realize stages...
The electrical field manipulation of magnetization is investigated in an Au/NiO/Pt heterostructure, which fully compatible with the standard complementary metal-oxide semiconductor process. Reversible and stable unipolar resistive switching effects as well a significant nonvolatile change are observed this device during set reset processes at room temperature. Further analysis indicates that formation rupture metallic Ni conducting filaments caused by electric would be responsible for...
Quantitative assessment of trabecular bone microarchitecture in extremity cone-beam CT (CBCT) would benefit from the high spatial resolution, low electronic noise, and fast scan time provided by complementary metal-oxide semiconductor (CMOS) x-ray detectors. We investigate performance CMOS sensors CBCT, particular with respect to potential advantages thin (<0.7 mm) scintillators offering higher resolution.A cascaded systems model a detector incorporating effects CsI:Tl scintillator thickness...
We report a strain-mediated magnetoelectric random access memory in FePd/PMN-PT heterostructure. Due to the strong converse effect, effective anisotropy of FePd film is controlled by applied electric field and used switch magnetization from one state other. Taking advantage large electric-field modulation magnetic properties, electric-write/magnetic-read obtained such This provides promising approach development practical device at room temperature.
Abstract The components of wind turbines are complex in structure and the working environment is harsh, which makes face problems such as high failure rates maintenance costs. In this paper, stochastic differential equation model has been established for harsh operating turbines, used Brownian motion to simulate random disturbances; aiming at problem rate based on Weibull distribution, a new by combining time equipment state calculate rate; analysis monitoring data, Higher-Order Moment...
Abstract In contemporary large wind farms, the combination of condition-based maintenance (CBM) and time-based (TBM) has become a prevalent approach in preventive maintenance, which is an indispensable part to ensure safe, stable environmental operation equipment. However, utilization inappropriate strategy may result over-maintenance or under-maintenance, leading unstable equipment operation. Furthermore, majority involves replacement have adverse effects on performance turbines with...
AlCoCrFeMo0.05Ni2 high-entropy alloy (HEA) has great potential for high-temperature applications. However, its FCC matrix will decompose during annealing, which seriously limits Here, the lattice distortion, Gibbs free energy change, phonon spectra, density of states, and bond length distribution were calculated by first-principles calculations. The findings indicate that primary barrier to formation a single homogeneous solid solution in is more closely associated with rather than degree...
Purpose: Cone-beam CT (CBCT) of the extremities provides high spatial resolution, but its quantitative accuracy may be challenged by involuntary sub-mm patient motion that cannot eliminated with simple means external immobilization. We investigate a two-step iterative compensation based on multi-component metric image sharpness. Methods: Motion is considered respect to locally rigid within particular region interest, and method supports application multiple regions. estimated maximizing cost...
User authentication and verification by gait data based on smartphones’ inertial sensors has gradually attracted increasing attention due to their compact size, portability affordability. However, the existing approaches often require users walk a specific road at normal walking speed improve recognition accuracy. In order recognize gaits under unconstrained conditions where how walk, we proposed Hybrid Deep Learning Network (HDLN), which combined advantages of long short-term memory (LSTM)...
Purpose: We investigate an application of multisource extremity Cone-Beam CT (CBCT) with capability weight-bearing tomographic imaging to obtain quantitative measurements load-induced deformation metal internal fixation hardware (e.g. tibial plate). Such are desirable improve the detection delayed fusion or non-union fractures, potentially facilitating earlier return activities. Methods: To measure deformation, we perform a deformable 3D-2D registration prior model implant its CBCT...
Real-time tactical sign language recognition enables communication in a silent environment and outside the visual range, human-computer interaction (HCI) can also be realized. Although existing methods have high accuracy, they cannot conveniently implemented portable system due to complexity of their models. In this paper, we present MyoTac, user-independent real-time classification that makes network lightweight through knowledge distillation, so as balance between accuracy execution...
Purpose: We develop and validate a model-based framework for artifact correction image reconstruction to enable application of Cone-Beam CT (CBCT) in quantitative assessment bone mineral density (BMD). Compared conventional CT, this approach does not require BMD calibration phantom the field-of-view during an object scan. Methods: The CBCT (qCBCT) imaging combined fast Monte Carlo (MC) scatter estimation, accurate models detector response, polyenergetic Poisson likelihood (PolyPL, Elbakri et...
We report a power efficient non-volatile magnetoelectric memory in the CoPt/(011)PMN-PT heterostructure. Two reversible and stable electric field induced coercivity states (i.e., high-HC or low-HC) are obtained due to strain mediated converse effect. The reading process of different coercive information written by fields is demonstrated using magnetoresistance read head. This result shows good prospects application novel multiferroic devices.
The research literature has paid little attention to the issue of finite population at a higher level in hierarchical linear modeling. In this article, we propose method obtain finite-population-adjusted standard errors Level-1 and Level-2 fixed effects 2-level models. When is incorrectly assumed as being infinite, are overestimated, resulting lower statistical power wider confidence intervals. impact ignoring correction illustrated by using both real data example simulation study with...
In this work, we present a novel model-based material decomposition (MBMD) approach for x-ray CT that includes system blur in the measurement model. Such processing has potential to extend spatial resolution density estimates - particularly systems where different spectral channels exhibit resolutions. We illustrate new dual-layer detector and compare MBMD algorithms with without reconstruction forward Both qualitative quantitative comparisons of performance modeling are reported. find...
Dual-energy (DE) decomposition has been adopted in orthopedic imaging to measure bone composition and visualize intraarticular contrast enhancement. One of the potential applications involves monitoring callus mineralization for longitudinal assessment fracture healing. However, repair usually internal fixation hardware that can generate significant artifacts reconstructed images. To address this challenge, we develop a novel algorithm combines simultaneous reconstruction-decomposition using...