Si Wu

ORCID: 0000-0001-6325-3951
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About
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Research Areas
  • Conducting polymers and applications
  • Advanced Sensor and Energy Harvesting Materials
  • Polymer crystallization and properties
  • Advanced Photocatalysis Techniques
  • Polymer Nanocomposites and Properties
  • Nanomaterials for catalytic reactions
  • Electrochemical sensors and biosensors
  • Fiber-reinforced polymer composites
  • Analytical Chemistry and Sensors
  • Electrospun Nanofibers in Biomedical Applications
  • Electrochemical Analysis and Applications
  • Advanced oxidation water treatment
  • Catalytic Processes in Materials Science
  • Graphene research and applications
  • Membrane Separation Technologies
  • Surface Modification and Superhydrophobicity
  • Gas Sensing Nanomaterials and Sensors
  • Advanced biosensing and bioanalysis techniques
  • Photoreceptor and optogenetics research
  • Mechanical Behavior of Composites
  • Adsorption and biosorption for pollutant removal
  • Electrohydrodynamics and Fluid Dynamics
  • Water Quality Monitoring and Analysis
  • Layered Double Hydroxides Synthesis and Applications
  • Hydrogels: synthesis, properties, applications

Wuhan University of Science and Technology
2021-2025

Jilin Normal University
2019-2024

Northeast Agricultural University
2023

Beijing University of Chemical Technology
2008-2022

Hubei University of Technology
2020-2021

Wuhan University
2016-2021

University of Maryland, College Park
2019-2021

Wuhan Municipal Engineering Design & Research Institute
2014

In-Q-Tel
2014

Wuhan University of Technology
2011

Self-healable, transparent, and antifogging polysaccharide films composed of acrylamide-modified chitosan (AMCS) alginate aldehyde (ADA) were fabricated via layer-by-layer (LBL) assembly. The Schiff base linkage formed between amino groups AMCS ADA was used to construct the films. Fourier transform infrared spectroscopy X-ray photoelectron spectra revealed that cross-linked through bonds. Ultraviolet–visible field emission scanning electron microscope characterizations demonstrated exhibited...

10.1021/acsanm.8b01009 article EN ACS Applied Nano Materials 2018-07-06

Abstract A self‐healable hydrogel with recoverable self‐healing and mechanical properties is reported. The (coded as ACSH) crosslinked by Schiff base linkage contains two polysaccharides of acrylamide‐modified chitosan (AMCS) oxidized alginate (ADA). Self‐healing are heavily influenced the crosslinking time. for 2 h possesses better than 24 h. Macroscopic test shows that without ability can recover self‐repair adjusting pHs. recovery relies on pH sensitivity linkage. Adjusting to acid,...

10.1002/mame.201700221 article EN Macromolecular Materials and Engineering 2017-08-01

We report that information can be written into an erasable hydrogel medium by precisely imposing controlled electrical signals trigger supramolecular self-assembly. prepare the from a blend of two stimuli-responsive self-assembling polysaccharides agarose (thermally responsive) and chitosan (pH-responsive). Upon cooling blend, forms while embedded chains induced to self-assemble in response imposed pH cues. Importantly, these triggering pH-cues electrically (by inserted electrodes) enabling...

10.1021/acsami.6b07036 article EN ACS Applied Materials & Interfaces 2016-07-15

Biology is well-known for its ability to communicate through (i) molecularly-specific signaling modalities and (ii) a globally-acting electrical modality associated with ion flow across biological membranes. Emerging research suggests that biology uses third type of communication electrons reduction/oxidation (redox) reactions. This redox appears act globally has features both molecular modalities: since free do not exist in aqueous solution, the must intermediates can be switched between...

10.1109/jproc.2019.2908582 article EN publisher-specific-oa Proceedings of the IEEE 2019-05-24

Abstract Reduction–oxidation (redox) reactions provide a distinct modality for biological communication that is fundamentally different from the more‐familiar ion‐based electrical modality. Biology uses these two modalities through systems (immune versus nervous), and mechanisms to control flow of charge carriers: soluble ions controlled using structural barriers (i.e., membranes) gates (e.g., membrane‐spanning protein channels), while insoluble electrons redox‐reaction networks. Here,...

10.1002/adfm.202007709 article EN publisher-specific-oa Advanced Functional Materials 2021-01-04

Abstract This paper reports on the one‐step synthesis of molybdenum disulfide (MoS 2 ) nanosheets with excellent adsorption properties for cationic dyes using a simple hydrothermal method. Compared 2H‐MoS prepared at 220 °C, 1T‐MoS 140 °C showed better dyes, highest abilities 605 and 795 mg g⁻¹ methylene blue rhodamine b, respectively. The process follows pseudo second‐order kinetic model, which indicates that is mainly controlled by chemisorption. At same time, Langmuir isotherm model more...

10.1002/slct.202405489 article EN ChemistrySelect 2025-02-01

In this study, the in situ reduction of Ch/HA hydrogel with adsorbed Cu 2+ was used for efficient catalytic 4-nitrophenol, which provides a new idea reuse water treatment agents and secondary pollution.

10.1039/d4nj02471k article EN New Journal of Chemistry 2024-01-01

Abstract Historically, paper is the medium to write information. Here, concept of writing expanded from addition mass (i.e., ink) onto a static polysaccharide paper), electrical energy dynamically reconfigurable medium. Specifically, dual‐responsive interpenetrating network used as dynamic Electrical achieved using an electrode pen locally perform cathodic electrolysis reactions that generate high‐pH regions neutralize chitosan chains and induce their self‐assembly into crystalline regions....

10.1002/adfm.201803139 article EN Advanced Functional Materials 2018-08-14

A common bioelectronics goal is to enable communication between biology and electronics, success critically dependent on the modality. When a biorelevant modality aligns with instrumentation capabilities, remarkable successes have been observed (e.g., electrodes provide powerful tool observe actuate through its ion-based electrical modality). Emerging biological research demonstrates that redox another biologically relevant modality, recent has shown advanced electrochemical methods...

10.1021/acsaelm.9b00272 article EN ACS Applied Electronic Materials 2019-07-03
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