Xinwen Zhang

ORCID: 0000-0001-9867-6444
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About
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Research Areas
  • Dental Implant Techniques and Outcomes
  • Orthodontics and Dentofacial Orthopedics
  • Bone Tissue Engineering Materials
  • Lipid Membrane Structure and Behavior
  • Advanced Image Fusion Techniques
  • Micro and Nano Robotics
  • Advanced Neural Network Applications
  • Image Enhancement Techniques
  • Retinal and Optic Conditions
  • Periodontal Regeneration and Treatments
  • Molecular Spectroscopy and Structure
  • Microtubule and mitosis dynamics
  • Archaeological Research and Protection
  • Particle accelerators and beam dynamics
  • Plasma Diagnostics and Applications
  • Space exploration and regulation
  • Glaucoma and retinal disorders
  • Crystallography and molecular interactions
  • Dental Radiography and Imaging
  • Advanced MEMS and NEMS Technologies
  • Atomic and Molecular Physics
  • Orthopaedic implants and arthroplasty
  • Orbital Angular Momentum in Optics
  • Retinal Imaging and Analysis
  • Dental materials and restorations

Southeast University
2024

Southeast University
2024

University of Science and Technology of China
2008-2023

China Medical University
2014-2022

Weifang University
2009

Hefei National Center for Physical Sciences at Nanoscale
2008

The bacterial hook, as a universal joint coupling rotation of the flagellar motor and filament, is an important component flagellum that propels bacteria to swim. mechanical properties hook are essential for achieve normal functions. In multiflagellated such Escherichia coli, must be compliant so it can bend filaments form coherently rotating bundle generate thrust when rotates counterclockwise (CCW), yet also rigid disrupt tumble change swimming direction clockwise (CW). Here, by combining...

10.1103/physrevlett.130.138401 article EN Physical Review Letters 2023-03-30

Objective. This study aimed to compare the influence of alveolar ridge cortical bone and sinus floor in areabi-cortical dental implantation by means 3D finite element analysis. Materials methods. Three-dimensional (FE) models a posterior maxillary region with membrane same height 10 mm were generated according anatomical data area. They either fixed thickness crestal variable or vice versa. Ten assumed be under immediate loading conventional loading. The standard implant model based on Nobel...

10.3109/00016357.2014.967718 article EN Acta Odontologica Scandinavica 2014-10-20

Abstract Purpose The study aims to provide a theoretical guidance of postmaxillary implant in the augmented sinus without grafting materials by establishing three‐dimensional model this new restorative technique, evaluating failure risk augmentation different alveolar ridge heights, and analyzing stress distribution healing stage. Materials Methods Seventeen finite element models posterior maxillary region with mucosa elevation heights were constructed according anatomical data area,...

10.1111/cid.12254 article EN Clinical Implant Dentistry and Related Research 2014-07-03

The aim of the present study was to evaluate effect association between implant apex and sinus floor in posterior maxilla dental implantation by means three-dimensional (3D) finite element (FE) analysis. Ten 3D FE models a maxillary region with membrane different heights alveolar ridge thicknesses cortical bone were constructed according anatomical data area. Six same thickness crestal 1-mm thick bone, but differing (between 10 14 mm). four second group similar (11-mm-high 1-mm-thick bone)...

10.3892/etm.2015.2205 article EN Experimental and Therapeutic Medicine 2015-01-22

In the current study incidence of food impaction between implant-supported fixed dental prostheses and adjacent teeth was determined factors that influence were identified. Seven hundred seventy-nine implant prosthetic crowns 879 sites from a pool 489 patients retrospectively studied. Food existed in 16.6% with restorations at follow-up evaluations. occurred more frequently on mesial aspect prosthesis molar area. Among affected impaction, proximal contact loss shown to be major cause...

10.1590/fst.56320 article EN Food Science and Technology 2021-02-26

<title>Abstract</title> Underwater object detection and classification technology is one of the most important ways for humans to explore oceans. However, existing methods are still insufficient in terms accuracy speed, have poor performance small objects such as fish. In this paper, we propose a multi-scale aggregation enhanced (MAE-FPN) method based on feature pyramid network, including convolutional calibration module (MCCM) distribution (FCDM). First, design MCCM module, which can...

10.21203/rs.3.rs-4114831/v1 preprint EN cc-by Research Square (Research Square) 2024-03-20

Haloacetonitrile anions CH2XCN(X = F, Cl) were studied by HF-SCF, Becke3-LYP, and MP2 methods together with the Dunning's basis set aug-cc-PVTZ. The vertical electron attachments to neutral are endothermic. geometrically optimized CH2FCN is mainly a valence-bounded anion CH2FCNCH2CN+F nonadiabatic dissociation. This theoretical study in good agreement experimental results shows that Becke3-LYP method reasonable describing electronic structures of dissociative attachment dynamics, while...

10.1088/1674-0068/21/03/255-262 article EN Chinese Journal of Chemical Physics 2008-06-01

Deep learning-based segmentation methods have been widely employed for automatic glaucoma diagnosis and prognosis. In practice, fundus images obtained by different cameras vary significantly in terms of illumination intensity. Although recent unsupervised domain adaptation (UDA) enhance the models' generalization ability on unlabeled target datasets, they always require sufficient labeled data from source domain, bringing auxiliary acquisition annotation costs. To further facilitate...

10.48550/arxiv.2210.04379 preprint EN cc-by-nc-sa arXiv (Cornell University) 2022-01-01

The bacterial hook, as a universal joint coupling rotation of the flagellar motor and filament, is an important component flagellum that propels bacteria to swim. mechanical properties hook are essential for achieve normal functions. In multi-flagellated such Escherichia coli, must be compliant so it can bend filaments form coherently rotating bundle generate thrust when rotates counterclockwise (CCW), yet also rigid disrupt tumble change swimming direction clockwise (CW). Here, by combining...

10.1101/2022.11.08.515729 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2022-11-09

&amp;lt;p&amp;gt;Hillshade can greatly enhance the visualization of a surface for spatial analysis, graphical display or terrain extraction. However, its utilization is limited because results depend on particular sun azimuth and elevation. The image identification geomorphologic units in shaded regions Moon, similarly, affected by altitude sun. Therefore, utilize advances while overcome bias hillshade, then apply modified hillshade to detect Moon will provide important methodological...

10.5194/egusphere-egu2020-7648 article EN 2020-03-09
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