Xinyu Chai

ORCID: 0000-0003-2702-665X
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About
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Research Areas
  • Neuroscience and Neural Engineering
  • Advanced Memory and Neural Computing
  • Photoreceptor and optogenetics research
  • EEG and Brain-Computer Interfaces
  • CCD and CMOS Imaging Sensors
  • Tactile and Sensory Interactions
  • Optical Coherence Tomography Applications
  • Visual Attention and Saliency Detection
  • Photoacoustic and Ultrasonic Imaging
  • Industrial Vision Systems and Defect Detection
  • Muscle activation and electromyography studies
  • Optical Imaging and Spectroscopy Techniques
  • Neural dynamics and brain function
  • Gaze Tracking and Assistive Technology
  • Hand Gesture Recognition Systems
  • Spectroscopy and Chemometric Analyses
  • Glaucoma and retinal disorders
  • Visual perception and processing mechanisms
  • Advanced Neural Network Applications
  • Corneal surgery and disorders
  • Dermatologic Treatments and Research
  • Laser Applications in Dentistry and Medicine
  • Thermography and Photoacoustic Techniques
  • Conducting polymers and applications
  • Advanced Computing and Algorithms

Taiyuan University of Technology
2025

Shanghai Jiao Tong University
2015-2024

Beijing Sport University
2024

General Administration of Sport of China
2024

Peking University
2022

Thermal Technologies (United States)
2022

Guangxi University
2019-2020

Donghua University
2017-2019

Shanghai First People's Hospital
2013

Shanghai Laser Technology Institute
2007

The electro-reforming of polymer plastic waste and CO2 has the merits for producing value-added chemicals alleviating environmental pollution. Herein, we report an electrocatalytic integrating strategy efficient valorization poly(ethylene terephthalate) (PET) to simultaneously produce formic acid at both anode cathode. NiCo2O4 electrocatalyst displays a high Faradaic efficiency 90% production, which indicates excellent selectivity PET hydrolysate oxidation. By coupling oxidation reaction...

10.1021/acscatal.2c01128 article EN ACS Catalysis 2022-05-23

Abstract Background and Objective Many lasers have claimed the clinical efficacy on skin rejuvenation. In this study, mechanisms of laser induced collagen remodeling were explored systematically a Kunming (KM) mouse model in vivo by comparing different non‐ablative effects using four treatment modalities. Materials Methods The dorsal KM mice was exposed depilation before treatments. Four modalities used: 595‐nm pulsed dye (PDL) (10 ms), 1,320‐nm neodymium–yttrium–aluminum garnet (Nd:YAG)...

10.1002/lsm.20587 article EN Lasers in Surgery and Medicine 2008-01-01

We proposed a dual focus channel spectral domain optical coherence tomography (SD-OCT) for simultaneous imaging of the whole eye segments from cornea to retina. By using channels system solved problem limited depth SD-OCT. light focusing on anterior segment and Dual was achieved by adjusting collimating lenses so divergence two probing beams tuned make them focused at different in eye. further full range complex (FRC) SD-OCT one increase imaging. The successfully tested human vivo.

10.1364/oe.20.006109 article EN cc-by Optics Express 2012-02-29

Tactile sensory feedback would make a significant contribution to the state-of-the-art prosthetic hands for achieving dexterous manipulation over objects. Phantom finger sensation, also called referred sensation of lost fingers, can be noninvasively evoked by transcutaneous electrical nerve stimulation (TENS) phantom territories (PFTs) near stump upper-limb amputees. As such, intuitive sensations pertaining fingers could non-invasively generated. However, encoding parameters into tactile...

10.3389/fnins.2018.00283 article EN cc-by Frontiers in Neuroscience 2018-04-30

A decoupling strategy involving two independent electrochemical and chemical processes was developed for upcycling PET plastic waste.

10.1039/d4sc01613k article EN cc-by-nc Chemical Science 2024-01-01

Abstract Background Epiretinal implants based on microelectro-mechanical system (MEMS) technology with a polyimide (PI) material are being proposed for application. Many kinds of non-photosensitive PIs have good biocompatibility and stability as typical MEMS materials implantable electrodes. However, the effects microfabrication, sterilization implantation using photosensitive (PSPI) microelectrode array epiretinal electrical stimulation has not been extensively examined. Methods A novel...

10.1186/1743-0003-10-48 article EN cc-by Journal of NeuroEngineering and Rehabilitation 2013-05-29

A visual prosthesis based on penetrating electrode stimulation within the optic nerve (ON) is a potential way to restore partial functional vision for blind patients. We investigated retinotopic organization of ON and its spatial resolution.A five-electrode array was inserted perpendicularly into or single advanced different depths (~1-2 mm behind eyeball, 13 cats). sparse noise method used map position cortex. Cortical responses were recorded by 5 × 6 array. The visuotopic correspondence...

10.1088/1741-2560/10/3/036022 article EN Journal of Neural Engineering 2013-05-13

Abstract Objective . Visual outcomes provided by present retinal prostheses that primarily target ganglion cells (RGCs) through epiretinal stimulation remain rudimentary, partly due to the limited knowledge of responses under electrical stimulation. Better understanding how different regions can be quantitatively controlled with high spatial accuracy, will beneficial design micro-electrode arrays and strategies for next-generation wide-view, high-resolution implants. Approach A computational...

10.1088/1741-2552/ac5b18 article EN Journal of Neural Engineering 2022-03-07

To meet the high-performance material requirements for precision machine tool beds, this study systematically investigates effects of aggregate gradation, content, and particle size range on properties polymer concrete (PC), aiming to optimize its mix design enhanced overall performance. PC specimens with various ratios were experimentally prepared, key performance indicators, including density, porosity, damping ratio, compressive strength, flexural evaluated their variation...

10.2139/ssrn.5084432 preprint EN 2025-01-01

To investigate the spatiotemporal properties of cortical responses elicited by intraorbital optic nerve (ON) stimulation with penetrating electrodes as means designing optimal strategies for an ON visual prosthesis.The rabbits was exposed orbital surgery electrical stimulation. Craniotomy performed to expose cortex contralateral operated eye. Electrically evoked potentials (EEPs) were recorded electrode array positioned on cortex.There primarily four components (N1, P1, P2, P3) in EEPs...

10.1167/iovs.09-4024 article EN Investigative Ophthalmology & Visual Science 2010-08-19

Abstract Retinal prostheses have the potential to restore partial vision. Object recognition in scenes of daily life is one essential tasks for implant wearers. Still limited by low‐resolution visual percepts provided retinal prostheses, it important investigate and apply image processing methods convey more useful information We proposed two strategies based on Itti's saliency map, region interest ( ROI ) extraction, segmentation. model generated a map from original image, which salient...

10.1111/aor.12498 article EN Artificial Organs 2015-05-15

Selective spatial attention enhances task performance at restricted regions within the visual field. The magnitude of this effect depends on level attentional load, which determines efficiency distractor rejection. Mechanisms load include perceptual selection and/or cognitive control involving working memory. Recent studies have provided evidence that microsaccades are influenced by attention. Therefore, microsaccade activities may be exploited to help understand dynamic selective under...

10.1038/s41598-017-16629-2 article EN cc-by Scientific Reports 2017-11-22

Retinal electrical stimulation is a widely utilized method to restore visual function for patients with retinal degenerative diseases. Transcorneal (TES) represents an effective way improve the due its potential neuroprotective effect. However, TES single electrode fails spatially and selectively stimulate neurons. Herein, computational modeling was proposed explore feasibility of selective via temporally interfering electric fields. An eyeball model multiple electrodes constructed simulate...

10.1109/tnsre.2021.3055203 article EN IEEE Transactions on Neural Systems and Rehabilitation Engineering 2021-01-01
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