Junyu Zhao

ORCID: 0000-0001-5953-1656
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About
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Research Areas
  • Metal and Thin Film Mechanics
  • Advanced materials and composites
  • Diamond and Carbon-based Materials Research
  • Dementia and Cognitive Impairment Research
  • Nanomaterials for catalytic reactions
  • Advanced oxidation water treatment
  • Synthesis and properties of polymers
  • Aluminum Alloys Composites Properties
  • Education and Learning Interventions
  • Epoxy Resin Curing Processes
  • Zebrafish Biomedical Research Applications
  • Pharmacy and Medical Practices
  • Nuclear reactor physics and engineering
  • High-Voltage Power Transmission Systems
  • Time Series Analysis and Forecasting
  • Fiber-reinforced polymer composites
  • Smart Grid and Power Systems
  • Power System Reliability and Maintenance
  • Optical Imaging and Spectroscopy Techniques
  • Intensive Care Unit Cognitive Disorders
  • Pulsed Power Technology Applications
  • Integrated Circuits and Semiconductor Failure Analysis
  • Gait Recognition and Analysis
  • CCD and CMOS Imaging Sensors
  • Nuclear and radioactivity studies

Fujian Medical University
2017-2025

Institute of Biophysics
2023

Chinese Academy of Sciences
2020-2023

University of Chinese Academy of Sciences
2023

Southeast University
2022-2023

University of Electronic Science and Technology of China
2022

Jilin University
2021

Xi'an Shiyou University
2020

Institute of Plasma Physics
2020

Hohai University
2020

Elderly people with mild cognitive impairment (MCI) are at high risk for dementia. This study compared the effects of standard training a creative expression (CrExp) program.Adult patients MCI aged 60 years and older (N=93) were randomly assigned to either CrExp therapy (n=48) or control group who received (n=45) 16 weeks. The Montreal Cognitive Assessment, Chinese Version Auditory Verbal Learning Test, Category Fluency Digit Span Trail Making Activities Daily Living scale, Memory...

10.2147/cia.s161861 article EN cc-by-nc Clinical Interventions in Aging 2018-07-01

Lightweight structures are often used for applications requiring higher strength-to-weight ratios and lower densities, such as in aircraft, vehicles, various engine components. Three-dimensional (3D) printing technology has been widely lightweight polymer because of the superior flexibility, personalized design, ease operation offered by it. However, synthesis polymeric that possess both high specific strength glass transfer temperature (Tg) remains an elusive goal, 3D printed polymers with...

10.1021/acsami.1c01992 article EN ACS Applied Materials & Interfaces 2021-03-10

Dementia is a growing public health issue. Non-drug interventions targeting individuals before the onset of overt cognitive decline may be effective. Subjective (SCD) present in > 50% older adults and associated with progression to dementia. Here, we tested compliance effectiveness Multidomain Lifestyle Intervention Program using mini-program, Cognitive Evergreenland, (MLIP-CE), based on Health Action Process Approach model support home-based intervention SCD. Evergreenland was designed...

10.1186/s12877-025-05684-4 article EN cc-by-nc-nd BMC Geriatrics 2025-01-20

Multidomain lifestyle interventions can improve cognitive function and mobile health technologies deliver cost-effective interventions. We developed the smartphone app, Cognitive Evergreenland, to promote in people at high risk of dementia, assessed its usability. Functional modules were selected using a behaviour change wheel (BCW) theory-based method. Target behaviors by literature review focus group interviews. Findings mapped onto Capability, Opportunity, Motivation—Behaviour (COM-B)...

10.1038/s41598-025-92535-2 article EN cc-by-nc-nd Scientific Reports 2025-03-15

This paper presents a new algorithm making use of kurtosis, which is statistical parameter, to distinguish the seismic signal generated by person's footsteps from other signals. It adaptive any environment and needs no machine study or training. As persons targets moving on ground generate continuous signals in form waves, we can separate different based waves they generate. The parameter kurtosis sensitive impulsive signals, so it’s much more person than vehicles, winds, noise, etc. usually...

10.3390/s8085106 article EN cc-by Sensors 2008-08-27

The interaction between greenhouse gases (such as CH4 and CO2) carbonate rocks has a significant impact on carbon transfer among different geochemical reservoirs. Moreover, CO2 usually associate with oil natural gas reserves, their adsorption onto sedimentary may influence the exploitation of fossil fuels. By employing molecular dynamics (MD) density functional theory (DFT) methods, adsorptions three CaCO3 polymorphs (i.e., calcite(10.4), aragonite(011)Ca, vaterite(010)CO3) are compared in...

10.1021/acsomega.0c00345 article EN publisher-specific-oa ACS Omega 2020-05-11

Dodging rapidly approaching objects is a fundamental skill for both animals and intelligent robots. Flies are adept at high-speed collision avoidance. However, it remains unclear whether the fly algorithm can be extracted applicable to real-time machine vision. In this study, we developed computational model inspired by looming detection circuit recently identified in Drosophila. Our results suggest that face of considerably noisy local motion signals, key achieve accurate attributed two...

10.1016/j.isci.2023.106337 article EN cc-by-nc-nd iScience 2023-03-05

In this work, the nanomechanical properties involving indentation size effect (ISE) and yield strength of a surface-modified layer 18CrNiMo7-6 steel after case hardening were investigated via nanoindentation experiments. The experimental results showed that hardness increased with an increase in strain rate; contact stiffness versus depth curves take form upper convexity due to residual compressive stress relaxation. On basis Ruiz-Moreno model, modified model considering cutoff parameter as...

10.3390/met10010125 article EN cc-by Metals 2020-01-15

In this study, NiFe2O4 and Ag0.1Ni0.95Fe2O4 were successfully prepared by the sol–gel method applied to catalyze ozone for dibutyl phthalate (DBP) degrading. The synthesized catalysts characterized X-ray diffraction, Fourier-transform infrared spectroscopy, vibrating sample magnetometer. removal efficiency was compared with different catalyst dosage, pH condition, initial DBP concentration two catalysts. results showed that introduction of enhanced decomposition utilization from 32.2% (ozone...

10.1080/09593330.2020.1770338 article EN Environmental Technology 2020-05-19

This study aimed to evaluate the effects of a 16-week creative expression intervention program (CrExp) on event-related potential (ERP) and task reaction time in older individuals with mild cognitive impairment (MCI). is randomized controlled clinical trial conducted Memory Center Fujian Provincial hospital. Thirty-six MCI patients were randomly distributed into two groups. One group underwent (CrExp, n = 18) other performed as control (CG, by general social activities. The amplitude latency...

10.1016/j.ijnss.2020.12.005 article EN cc-by-nc-nd International Journal of Nursing Sciences 2020-12-15

A delay in accepting or a refusal of vaccination despite the availability services is referred to as vaccine hesitancy. Vaccine hesitancy has gained increased attention, particularly since outbreak COVID-19 pandemic. The most commonly used framework studies and its determinants been 5C model. model posits that five individual-level influencing are confidence, complacency, constraints, calculation, feeling collective responsibility. However, other factors may also be important hesitancy, such...

10.54941/ahfe1003480 article EN AHFE international 2023-01-01

In order to unite the merits of ICCD (intensified charge coupled device) and EMCCD (electron multiplying for detection weak signal in high resolution Thomson scattering system from strong radiation background, a second generation image intensifier, lens with an are used together as detector. The photon flux is so low actual measurement situation that gain I.I., on-chip multiplication binning scheme might all need be utilized enhance capability or set lower demands other devices. At same...

10.1117/12.900801 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2011-06-09

An imaging Thomson scattering system has been designed and built to perform the spatial-resolution-oriented plasma electron temperature density measurements, which incorporates a second generation image intensifier an EMCCD as detection system. In general, characteristic of weak radiation is most concern in systems. Therefore, it's quite essential for initial design avoid further loss amount radiant power transferred from source detector, capability verification based on setup. This paper...

10.1117/12.900497 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2011-06-09

Background:The current study examined the effects of a 16-week creative expression program on brain activity during story creating task and resting-state functional network connectivity in mild cognitive impairment (MCI) adults.Method:Thirty-six MCI adults were allocated to either (CrExp, n = 18) or control group (CG,n 18). Before after intervention, all participants scanned with magnetic resonance imaging (fMRI) performance resting state. The two-group comparison was calculated between...

10.1017/s1041610222000382 article EN cc-by-nc-nd International Psychogeriatrics 2022-05-16

With the continuous increase of grid-connected capacity offshore wind power, strong randomness and fluctuation its output power have brought unprecedented difficulties challenges to safe reliable operation grid. Previous studies mostly focus on adequacy farms their collection systems, less consider impact farm receiving-end Therefore, it is necessary comprehensively evaluate reliability system including farm. Firstly, this paper establishes an overall evaluation with from three aspects:...

10.1109/icpet55165.2022.9918467 article EN 2022 4th International Conference on Power and Energy Technology (ICPET) 2022-07-28

Microwave effect experiment is an important means to study the threshold of core electronic components equipment. In view characteristics traditional microwave experimental platforms, which are mostly suitable for single parameter test, cumbersome process and low efficiency. This paper describes a high power (HPM) automatic test system with multiple functions, such as one key multi extraction, real-time data acquisition, analysis results so on. Experiments show that can provide support...

10.1109/ivec53421.2022.10292188 article EN 2022-04-25

In the paper, by using radio frequency (RF) magnetron sputter technology, HfC coating grew on a 316L stainless steel substrate in an Ar atmosphere at various bias voltages from 0 to −200 V. From X-ray diffraction (XRD) and transmission electron microscopy (TEM) experiments, coatings were well crystallized (111) preferential growth had been successfully obtained controlling voltage Nanoindentation experimental results for prepared indicated that they possessed maximum nanohardness due...

10.3390/coatings11080963 article EN Coatings 2021-08-13

In this paper, Zr(Hf)xCN coatings were deposited onto 316L stainless steel (316L SS) substrates at 400 °C using the radio-frequency (R.F.) magnetron sputtering technique with Hf-Zr-C composite target materials. The influence of Hf element content on microstructure, mechanical properties, and corrosion resistance platelet interaction surface then investigated. results indicate that depend their chemical composition. Corrosion could be improved by adding to Zr2CN. By optimizing ratio,...

10.3390/coatings13081408 article EN Coatings 2023-08-10
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