Jia−Hua Chen

ORCID: 0000-0003-4841-8329
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About
Contact & Profiles
Research Areas
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Advanced Fiber Optic Sensors
  • Photonic and Optical Devices
  • Advanced X-ray Imaging Techniques
  • Advanced Fiber Laser Technologies
  • Particle Accelerators and Free-Electron Lasers
  • Semiconductor Lasers and Optical Devices
  • Photonic Crystal and Fiber Optics
  • Optical Systems and Laser Technology
  • Laser-Plasma Interactions and Diagnostics
  • Catalytic Processes in Materials Science
  • Wireless Power Transfer Systems
  • X-ray Spectroscopy and Fluorescence Analysis
  • Energy Harvesting in Wireless Networks
  • Conducting polymers and applications
  • Risk and Safety Analysis
  • Multi-Criteria Decision Making
  • Nuclear reactor physics and engineering
  • Innovative Energy Harvesting Technologies
  • Military Defense Systems Analysis
  • Plasmonic and Surface Plasmon Research
  • Transportation Systems and Logistics
  • Evacuation and Crowd Dynamics
  • Maritime Navigation and Safety

Southeast University
2024

Zhejiang Sci-Tech University
2024

Shanghai Advanced Research Institute
2019-2024

Chinese Academy of Sciences
2010-2024

Shanghai Institute of Applied Physics
2010-2024

University of Shanghai for Science and Technology
2022-2024

Foshan University
2023

University of South China
2006-2023

Wuhan University of Technology
2021-2023

Shanghai Synchrotron Radiation Facility
2010-2023

Abstract A facile and scalable approach is reported to stabilize the lithium‐metal anode by regulating Li nucleation deposition kinetics with laser‐induced graphene (LIG). By processing polyimide (PI) films on copper foils a laser, 3D‐hierarchical composite material constructed, consisting of highly conductive substrate, pillared array flexible PI, most importantly, porous LIG walls PI pillars. The high number defects heteroatoms present in significantly lowers barrier compared foil. An...

10.1002/aenm.201901796 article EN Advanced Energy Materials 2019-08-20

The development of the smart grid recognizes importance projecting electrical net load forecasting, which represents difference between demand and installed renewable energy sources (RES), such as wind solar power. For many approaches like statistical models, machine learning, deep learning have been developed. Because significant uncertainty RES, these models suffer from poor forecasting accuracy. In this study, we propose TransformGraph, a novel Transformer model for electricity combines...

10.1016/j.egyr.2023.01.050 article EN cc-by-nc-nd Energy Reports 2023-01-31

A comprehensive overview of stretchable PEDOT membranes for smart electronics, including structures, preparation strategies and recent applications.

10.1039/d3tc02295a article EN Journal of Materials Chemistry C 2023-01-01

Students' behaviors have a close relationship with their learning efficiencies, particularly about professional knowledge. Different types of should different influences. Disclosing the special between undergraduate students' conscious safety in laboratory experiments efficiencies is important for fostering them into talents. In this study, course entitled "Advanced Methods Materials Characterization" was arranged to contain three sections: theoretical classroom, eight characterization...

10.3390/bs13020127 article EN cc-by Behavioral Sciences 2023-02-02

The method and the required installations for fabricating tapered long-period fiber gratings can be simpler than that of standard Bragg gratings, fabrication process is faster.To our knowledge, grating pressure sensor presented here first time.In this paper, sensing principle, structure, measurement setup, preliminary results are discussed.The sensitivity as high 5.1 pm/bar. Index Terms-Fiber-optic sensors

10.1109/tim.2007.899904 article EN IEEE Transactions on Instrumentation and Measurement 2007-08-01

We propose a simple all-fiber structure based on intermodal interference between core and cladding mode of an endlessly single-mode photonic crystal fiber (PCF) section sandwiched lead-in lead-out SMF-28 fiber. have measured the dispersion polarization-dependent loss (PDL) structure. The sensitivities to strain, pressure, temperature external refractive index are studied. interferometer is compared LP <sub xmlns:mml="http://www.w3.org/1998/Math/MathML"...

10.1109/jlt.2009.2021282 article EN Journal of Lightwave Technology 2009-04-22

The Shanghai Synchrotron Radiation Facility (SSRF) is the first third-generation synchrotron facility in China and operated at an electron energy of 3.5 GeV. One seven beamlines construction phase devoted to soft x-ray spectromicroscopy equipped with elliptically polarized undulator light source, a plane grating monochromator, scanning transmission microscope end station. Initial results reveal high performance this beamline, resolving power estimated be over 10 000 argon L-edge spatial...

10.1063/1.3491837 article EN Review of Scientific Instruments 2010-10-01

This paper presents a pressure sensor based on long-period grating (LPG) written in boron co-doped photosensitive fiber and operating at the phase-matching turning point. It is shown that sensitivity can be tuned by varying UV exposure time during LPG fabrication process as well ambient temperature measurements. The achieved certain range reach over 1 nm·bar <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">- 1</sup> , least four times higher than...

10.1109/jlt.2011.2169234 article EN Journal of Lightwave Technology 2011-09-28

For the emergency evacuation of cruise ships in case sudden fire, this research proposes a dynamic route optimization method based on improved A∗ algorithm for real-time information, order to obtain optimal route. Initially, basic network topology diagram is established according internal structure ship. Before occurrence accident, can be applied an priori consisting all routes from each node exit. At time diffusion fire simulated using Fire Dynamics Simulator (FDS) preliminary information...

10.3390/math10173146 article EN cc-by Mathematics 2022-09-01

In this paper, a novel nanosensor comprising the metal–insulator–metal (MIM) plasmonics waveguide with semi-elliptical and rectangular ring resonant cavity is designed. near-infrared waveband, propagation properties of electromagnetic waves in structure are studied using finite-difference time-domain (FDTD) method. The results show that, based on coupling between cavity, transmission spectrum exhibits sharp Fano resonance shape. Next, influence refractive index sensor parameters performance...

10.1142/s0217984923501415 article EN Modern Physics Letters B 2023-06-28

The internal threat to nuclear security is one of the most serious problems in physical protection supervision spent fuel reprocessing plants. Both insiders and departments have obvious characteristics situational decision making even irrational making. Combined with Game theory RDEU theory, model was constructed analyze existence equilibrium solutions two-way strategies under different emotional states. From a dynamic point view, influence change process emotion on participants’...

10.3390/su14042163 article EN Sustainability 2022-02-14

Once an emergency event (EE) happens, decision-making (EDM) plays a key role in mitigating the loss. EDM is complex problem. Compared with conventional problems, more experts participate decision-making. It usually has feature of large group (LGEDM). This paper proposes method based on Bayesian theory, relative entropy, and Euclidean distance, which used for uncertain probabilities occurrence, unknown attribute weights, expert weights. In order to improve accuracy decision-making, introduced...

10.3390/sym15010223 article EN Symmetry 2023-01-12

The paper presents a novel pressure sensor based on silicon nitride (SiNx) nanocoated long-period grating (LPG). high-temperature, radio-frequency plasma-enhanced chemical-vapor-deposited (RF PECVD) SiNx nanocoating was applied to tune the sensitivity of LPG external refractive index. technique allows for deposition good quality, hard and wear-resistant nanofilms as required optical sensors. Thanks it is possible overcome limitation working in external-refractive-index range, which bare...

10.3390/s101211301 article EN cc-by Sensors 2010-12-10

Abstract The Shanghai soft X-ray free-electron laser (SXFEL) user facility project started in 2016 and is expected to be open users by 2022. It aims deliver ultra-intense coherent femtosecond pulses five endstations covering a range of 100–620 eV for ultrafast science. Two undulator lines are designed constructed, based on different lasing modes: self-amplified spontaneous emission echo-enabled harmonic generation. scattering imaging (CSI) endstation the first commissioned online. focuses...

10.1007/s41365-022-01103-0 article EN cc-by Nuclear Science and Techniques 2022-09-01

The blood–brain barrier (BBB), a highly selective between central nervous system (CNS) and the blood stream, restricts regulates penetration of compounds from into brain. Drugs that affect CNS interact with BBB prior to their target site, so prediction research on permeability is fundamental significant direction in neuropharmacology. In this study, we combed through available data then help support vector machine (SVM), established an experiment process for discovering potential...

10.1142/s0219720016500050 article EN Journal of Bioinformatics and Computational Biology 2015-10-27

Soft electronics have attracted much attention due to their conformal flexibility with skin tissue. In this work, soft and stretchable conductive fabrics were prepared based on the interface design of a poly(styrene-ethylene/butylene-styrene) (SEBS) thermoplastic elastomer silver nanowires (AgNWs). AgNWs diameter 200 nm, high aspect ratio, conductivity by polyol reduction method. The amphiphilic triblock copolymer poly(ethylene oxide)–poly(propylene oxide)–poly(ethylene oxide) (PEO-PPO-PEO)...

10.1021/acsanm.2c03669 article EN ACS Applied Nano Materials 2022-12-15
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