Ping Chen

ORCID: 0000-0001-5437-6538
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About
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Research Areas
  • Advanced biosensing and bioanalysis techniques
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Advanced Sensor and Energy Harvesting Materials
  • Biosensors and Analytical Detection
  • RNA Interference and Gene Delivery
  • Conducting polymers and applications
  • Neuroscience and Neural Engineering
  • Dendrimers and Hyperbranched Polymers
  • Tissue Engineering and Regenerative Medicine
  • Biofield Effects and Biophysics
  • Wireless Power Transfer Systems
  • Luminescence and Fluorescent Materials
  • Nerve injury and regeneration
  • Nanocluster Synthesis and Applications
  • bioluminescence and chemiluminescence research
  • MicroRNA in disease regulation
  • Analog and Mixed-Signal Circuit Design
  • Electromagnetic wave absorption materials
  • Plasmonic and Surface Plasmon Research
  • Psychometric Methodologies and Testing
  • Spectroscopy Techniques in Biomedical and Chemical Research
  • Mesenchymal stem cell research
  • Tactile and Sensory Interactions
  • Molecular Sensors and Ion Detection
  • Supercapacitor Materials and Fabrication

Anhui University
2025

University of Massachusetts Boston
2024

Huazhong University of Science and Technology
2011-2024

University of Electronic Science and Technology of China
2024

Sichuan Cancer Hospital
2024

University of Science and Technology Beijing
2021-2024

School for Advanced Research
2024

Wuhan University
2015-2024

Qingdao University of Science and Technology
2023

Jiangsu University
2021-2022

An electroactive scaffold integrated with noninvasive in vivo electrical-stimulation (ES) capability shows great promise the repair and regeneration of damaged tissues. Developing high-performance piezoelectric biomaterials which can simultaneously serve as both a biodegradable tissue controllable electrical stimulator remains challenge. Herein, we constructed 3D ultrasound (US)-driven wireless ES capability, demonstrated its successful application for spinal cord injuries rat model. The...

10.1021/acsnano.2c05818 article EN ACS Nano 2022-09-29

A robust neural interface with intimate electrical coupling between electrodes and tissues is critical for stable chronic neuromodulation. The development of bioadhesive hydrogel a potential approach tightly fixing the on epineurium surface to construct interface. Herein, we photopatternable, antifouling, conductive (∼6 S cm–1), (interfacial toughness ∼100 J m–2), soft, elastic (∼290% strain, Young's modulus 7.25 kPa) establish bioelectronics. UV-sensitive zwitterionic monomer can facilitate...

10.1021/acsnano.2c04606 article EN ACS Nano 2023-01-11

Wer schaltet am schnellsten? Ein schnelles, pH-responsives DNA-Hydrogel (rechts im Bild) wurde ausgehend von einer dreiarmigen DNA-Nanostruktur (links) unter Bildung intermolekularen i-Strukturen (Mitte) erhalten. Eine Änderung des pH-Werts der Umgebung genügt, damit das Hydrogel binnen Minuten in den ungelierten Zustand wechselt. Detailed facts of importance to specialist readers are published as "Supporting Information". Such documents peer-reviewed, but not copy-edited or typeset. They...

10.1002/ange.200902538 article DA Angewandte Chemie 2009-09-08

Heavy metals accumulating in the human body produce physiological toxicity by interfering with transport of proteins and enzymes. detection is significant for food safety assurance. This review focuses on recent advances heavy agricultural products surface-enhanced Raman spectroscopy (SERS). The article covers SERS basic principles detection, including mercury, arsenic, cadmium, lead, chromium among others. Insights potential combining chemometrics multivariate analysis exploration novel...

10.1080/87559129.2021.1934005 article EN Food Reviews International 2021-06-10

Abstract Implantable ultrasonic energy harvesters that scavenge wireless mechanic from ultrasound own remarkable potential in advanced medical protocols for neuroprosthetics, power, biosensor, etc. The main challenge this kind of device is to achieve high‐efficiency conversion a weak pressure field. Here, multilayered piezoelectret with strain enhanced piezoelectricity by introducing parallel‐connected air hole array an interdielectric layer sandwiched between pair electrets efficient...

10.1002/adfm.202200589 article EN Advanced Functional Materials 2022-03-09

Mimicking the temporal pattern of biological behaviors during natural repair process is a promising strategy for biomaterial-mediated tissue regeneration. However, precise regulation dynamic cell allocated in microenvironment post-implantation remains challenging until now. Here, remote tuning electric cues accomplished by wireless ultrasound stimulation (US) on an electroactive membrane bone regeneration under diabetic background. Programmable mediated US from piezoelectric achieve...

10.1021/acsnano.3c07607 article EN ACS Nano 2023-11-09

Objective. To evaluate and compare the effects of repetitive transcranial magnetic stimulation (rTMS) over right pars triangularis posterior inferior frontal gyrus (pIFG) superior temporal (pSMG) in global aphasia following subacute stroke. Methods. Fifty-four patients with poststroke were randomized to 15-day protocols 20-minute inhibitory 1 Hz rTMS either triangular part pIFG (the rTMS-b group) or pSTG rTMS-w sham stimulation, followed by 30 minutes speech language therapy. Language...

10.1155/2019/4589056 article EN BioMed Research International 2019-07-29

Recently, biosensors have become widely deployed in consumer wearable devices, e.g., smart watches and wrist bands, to track user health conditions during sport, sleep, daily activity. However, unlike biosignal acquisition well-controlled medical settings, signal devices inevitably suffers from degraded quality due poor sensor interfaces, motion artifacts, environmental interferences, such as ambient light power-line coupling, which can be >60dB stronger than the wanted signals. These...

10.1109/isscc19947.2020.9063112 article EN 2022 IEEE International Solid- State Circuits Conference (ISSCC) 2020-02-01

Implantable neural stimulation devices are becoming prevalent in bioelectronic medicine for the precise treatment of various clinical diseases. Nevertheless, limited lifespan and buckling size implanted remain significant obstacles chronic application. In this study, we developed an ultrasound-driven battery-free neurostimulator based on a high-performance mini-sized nanogenerator demonstrated its successful application deep-brain-stimulation (DBS) therapy Parkinson's disease rat model. This...

10.1021/acsnano.3c10227 article EN ACS Nano 2023-12-14

Abstract Sliding-mode triboelectric nanogenerator (S-TENG) is based on the coupling of triboelectrification and electrostatic induction, converting electrical energy from sliding motion. Introducing micro-textures into surface, adjusting angle between texture direction (direction angle) may achieve performance anisotropy, which provides novel ideas for optimizing tribology electrification S-TENG. To guide optimization in this paper, groove were fabricated surface S-TENG, anisotropic obtained...

10.1007/s40544-024-0861-z article EN cc-by Friction 2024-05-07

Acute myeloid leukemia (AML) is a common and fatal form of hematopoietic malignancy. Overexpression and/or mutations FLT3 have been shown to occur in the majority cases AML. Our analysis large-scale AML patient cohort (N = 562) indicates that particularly highly expressed some subtypes AML, such as with t(11q23)/MLL-rearrangements or FLT3-ITD. Such are known be associated unfavorable prognosis. To treat FLT3-overexpressing we developed novel targeted nanoparticle system: ligand...

10.1158/0008-5472.can-15-2949 article EN Cancer Research 2016-06-09

Recently reported continuous-time (CT) ΔΣ modulators with opamp bandwidth compensation and high-order single-opamp integrators have achieved FoM values well below 100fJ/conv-step [1-3]. With loop-filter power greatly reduced, dissipation in multibit quantizers becomes especially significant. For example, the quantizer [2] accounts for 2.8mW of 8.5mW total dissipation. Also, input capacitance output parasitics excess loop delay (ELD) DACs result increased demand summing circuits. To minimize...

10.1109/isscc.2013.6487729 article EN 2013-02-01

A compound fertilizer with NH4H2PO4 and KH2PO4 offer significant advantages in enhancing both crop yield quality. Ammonia (NH₃) is essential for the synthesis of fertilizer, which was produced by an energy intensive chemical process. Developing efficient environmental friendly methods to produce ammonia‐containing fertilizers crucial extremely challenging. Here, we present a tandem catalysis system capable achieving complete conversion abundant urea into industrial‐scale reactors combining...

10.1002/ange.202423092 article EN cc-by Angewandte Chemie 2025-02-09

A compound fertilizer with NH4H2PO4 and KH2PO4 offer significant advantages in enhancing both crop yield quality. Ammonia (NH₃) is essential for the synthesis of fertilizer, which was produced by an energy intensive chemical process. Developing efficient environmental friendly methods to produce ammonia-containing fertilizers crucial extremely challenging. Here, we present a tandem catalysis system capable achieving complete conversion abundant urea into industrial-scale reactors combining...

10.1002/anie.202423092 article EN cc-by Angewandte Chemie International Edition 2025-02-09
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