Yuhan Chen

ORCID: 0000-0001-9796-0291
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About
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Research Areas
  • Graphene research and applications
  • Meteorological Phenomena and Simulations
  • Diamond and Carbon-based Materials Research
  • Climate variability and models
  • Advanced Vision and Imaging
  • Precipitation Measurement and Analysis
  • Robotics and Sensor-Based Localization
  • Control and Dynamics of Mobile Robots
  • Iterative Learning Control Systems
  • Tropical and Extratropical Cyclones Research
  • Robotic Path Planning Algorithms
  • Elevator Systems and Control
  • Graphene and Nanomaterials Applications
  • Robotic Mechanisms and Dynamics
  • Ion-surface interactions and analysis
  • Advancements in Battery Materials
  • Robot Manipulation and Learning
  • 2D Materials and Applications
  • Image Processing Techniques and Applications
  • Photoacoustic and Ultrasonic Imaging
  • Supercapacitor Materials and Fabrication
  • IoT and Edge/Fog Computing
  • Optical Coherence Tomography Applications
  • Data Management and Algorithms
  • Control and Stability of Dynamical Systems

Nanjing University of Aeronautics and Astronautics
2023-2024

Harbin Institute of Technology
2024

City University of Hong Kong
2024

City University of Hong Kong, Shenzhen Research Institute
2024

Southern University of Science and Technology
2023-2024

Chinese University of Hong Kong
2024

Beijing Forestry University
2023

National Taiwan University
2022-2023

Beijing Institute of Technology
2019-2022

Jiangsu University
2022

The highly reversible plating/stripping of Zn is plagued by dendrite growth and side reactions on metallic anodes, retarding the commercial application aqueous Zn-ion batteries. Herein, a distinctive nano dual-phase diamond (NDPD) comprised an amorphous–crystalline heterostructure developed to regulate deposition mechanically block growth. rich heterointerfaces in NDPD endow modified anodes with enhanced affinity result homogeneous nucleation. In addition, unparalleled hardness effectively...

10.1021/acsnano.4c01054 article EN ACS Nano 2024-05-22

Sampling-based methods are popular in the motion planning of robots, especially high-dimensional spaces. Among many such methods, Rapidly-exploring Random Tree (RRT) algorithm has been widely used multi-degree-of-freedom manipulators and yielded good results. However, existing RRT planners have low exploration efficiency slow convergence speed unable to meet requirements intelligence level Industry 4.0 mode. To solve these problems, a general autonomous path Node Control (NC-RRT) is proposed...

10.3390/app10041381 article EN cc-by Applied Sciences 2020-02-19

The profile estimation for continuum robots is a crucial problem concerning automatically controlling robots. conventional method based on the Cosserat rod theory, which limited by dependence of convergence initial guess and computational complexity. To tackle these issues, this article proposes general kinetostatic model to estimate tendon-driven robot (TDCR). We first abstract backbone TDCR as an Euler–Bernoulli beam then derive spatial constraint circular cross-section without considering...

10.1109/tmech.2023.3348510 article EN IEEE/ASME Transactions on Mechatronics 2024-01-17

The development of intelligent robots seeks to seamlessly integrate them into the human world, providing assistance and companionship in daily life work, with ultimate goal achieving human-robot symbiosis. To realize this vision, must continuously learn evolve through consistent interaction collaboration humans, while humans need gradually develop an understanding trust shared experiences. However, training testing algorithms directly on physical involve substantial costs safety risks....

10.48550/arxiv.2502.07358 preprint EN arXiv (Cornell University) 2025-02-11

A new light blue complex (fmoppy)2Ir(tfpypz) [bis(4'-fluoro-6'-methoxylphenyl pyridinato)-iridium(III)-3-(trifluoromethyl)-5-(pyridin-2-yl)-1,2,4-triazolate] and a orange (dpiq)2Ir(acac) [bis(3,4-diphenylisoquinoline)-iridium(III)-acetylacetonate] were synthesized. These two complexes used as the dopants for fabrication of two-element white phosphorescent devices. Via introduction thin energy-harvesting layer (EHL) to harvest extra energy exciton from emission zone, highly efficient devices...

10.1021/am401108m article EN ACS Applied Materials & Interfaces 2013-06-10

Abstract Temperature is one of the seven fundamental physical quantities. The ability to measure temperatures approaching absolute zero has driven numerous advances in low-temperature physics and quantum physics. Currently, millikelvin below are measured through characterization a certain thermal state system as there no traditional thermometer capable measuring at such low levels. In this study, we develop kind diamond with sp 2 - 3 composite phase tackle problem. synthesized (CPD) exhibits...

10.1038/s41467-024-48137-z article EN cc-by Nature Communications 2024-05-08

The motion control of robot manipulators is a crucial problem concerning automatically controlled robots. In this work, the model predictive method with an integral compensation (MPC-I), which compensates for matched uncertainties due to unmodeled dynamics, proposed solve trajectory tracking in joint and task spaces. First, paper decouples variables manipulator using computed torque method. MPC-I is, thereafter, derived realize space. To space, space converted into executed, afterward,...

10.1109/access.2020.3001044 article EN cc-by IEEE Access 2020-01-01

This paper proposes a new approach to achieve direct visual servoing (DVS) based on discrete orthogonal moments (DOMs).DVS is performed in such way that the extraction of geometric primitives, matching, and tracking steps conventional feature-based pipeline can be bypassed.Although DVS enables highly precise positioning, it suffers from limited convergence domain poor robustness due extreme nonlinearity cost function minimized presence redundant data between features.To tackle these issues,...

10.1109/tro.2024.3360954 article EN IEEE Transactions on Robotics 2024-01-01

Based on the distribution records of Cunninghamia lanceolata, we used maximum Entropy (MaxEnt) model and geographic information system (GIS) methods, combined with environmental factors such as climate terrain, to predict potential areas suitable for C. lanceolata under current future scenarios. The results showed that annual precipitation was most important factor driving lanceolata. Under scenario, total area growth about 3.28 million km2, accounting 34.5% land China. Among all areas,...

10.13287/j.1001-9332.202205.024 article EN PubMed 2022-05-01

This paper evaluates the hard handover performance based on different algorithms for UTRAN LTE system. The focus is impact that two kinds of compare to A3 event reference signal received power (RSRP) and Quality (RSRQ) measurements in velocity environment. These have been designed implemented a dynamic system level simulator studied parameter sets high-speed railway (HSR) simulation scenario. RSRP RSRQ simulated link investigated influence factors via simulation. results suggest optimized...

10.1049/cp.2011.0698 article EN 2011-01-01

10.1016/j.ijnonlinmec.2024.104910 article EN International Journal of Non-Linear Mechanics 2024-09-01

3D plum candy-like NiCoMnO<sub>4</sub> microspheres have been prepared <italic>via</italic> ultrasonic spraying and subsequently wrapped by graphene through electrostatic self-assembly.

10.1039/c8ra08869a article EN cc-by-nc RSC Advances 2018-01-01

The inverse kinematics of robot manipulators is a crucial problem with respect to automatically controlling robots. In this work, Newton-improved cyclic coordinate descent (NICCD) method proposed, which suitable for robots revolute or prismatic joints degrees freedom any arbitrary number. Firstly, the transformed into objective function optimization problem, based on least-squares form angle error and position expressed by product-of-exponentials formula. Thereafter, solved combining...

10.3390/app9245461 article EN cc-by Applied Sciences 2019-12-12

10.1016/j.nimb.2020.10.011 article EN Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms 2020-10-28

Abstract In response to the demand for automated item handling, this paper proposes an omnidirectional wheeled handling robot. Firstly, determine that its mobile platform is based on design of Mecanum wheel, which can move safely and efficiently. Secondly, according common object shapes, a single-side opening closing insertion rack clamping mechanism proposed. Thirdly, in order meet needs transporting objects avoid interference with movement moving body, mechanical arm four-degree-of-freedom...

10.1088/1742-6596/1885/5/052013 article EN Journal of Physics Conference Series 2021-04-01

Laser-accelerated ion beams (LIBs) have been increasingly applied in the field of material irradiation recent years due to unique properties ultra-short beam duration, extremely high current, etc. Here we explore an application using laser-accelerated prepare graphene. The pulsed LIBs produced a great instantaneous current and thermal effect on SiC samples with shooting frequency 1 Hz. In experiment, controlled deposition dose by adjusting number shootings irradiating distance between sample...

10.1088/1674-1056/abfc3c article EN Chinese Physics B 2021-04-28

Image moments are global descriptors of an image and can be used to achieve control-decoupling properties in visual servoing. However, only a few methods completely decouple the control. This study introduces novel camera pose estimation method, which is closed-form solution, based on planar objects. Traditional position-based servoing estimates relative object, but method directly initial desired camera. Because plane parameters, parameters 2D rotation, translation, scale invariant also...

10.1177/17298806221099701 article EN cc-by International Journal of Advanced Robotic Systems 2022-05-01
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