Fei Wu

ORCID: 0000-0001-9772-8601
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Research Areas
  • Microgrid Control and Optimization
  • RNA Interference and Gene Delivery
  • Wind Turbine Control Systems
  • Advanced biosensing and bioanalysis techniques
  • Constructed Wetlands for Wastewater Treatment
  • Wastewater Treatment and Nitrogen Removal
  • Graphene and Nanomaterials Applications
  • Advancements in Semiconductor Devices and Circuit Design
  • NMR spectroscopy and applications
  • Thin-Film Transistor Technologies
  • Sensorless Control of Electric Motors
  • Silk-based biomaterials and applications
  • Photorefractive and Nonlinear Optics
  • Photonic and Optical Devices
  • Nanowire Synthesis and Applications
  • Microbial Fuel Cells and Bioremediation
  • Frequency Control in Power Systems
  • Advanced Drug Delivery Systems
  • Electrospun Nanofibers in Biomedical Applications
  • Nanoparticle-Based Drug Delivery
  • Chemical Thermodynamics and Molecular Structure
  • Anaerobic Digestion and Biogas Production
  • Video Analysis and Summarization
  • Inhalation and Respiratory Drug Delivery
  • Iterative Learning Control Systems

Shanghai Jiao Tong University
2012-2025

Cranfield University
2022

University of Tübingen
2012

Abstract Stratum corneum is the main obstacle for drugs to pass through skin. Microneedles are composed of arrays micro-projections formed with different materials, generally ranging from 25–2000 μm in height. straightly pierce skin its short needle overcome this barrier. can be divided into several categories, instance, solid microneedles, coated and hollow microneedles so on. However, all these types have their weak points related corresponding mechanisms. In recent years, pioneering...

10.1007/bf03353783 article EN cc-by Nano-Micro Letters 2014-07-01

Abstract Foreign body reactions (FBR) to implants seriously impair tissue‐implant integration and postoperative adhesion. The macrophage, owing its phenotypic plasticity, is a major regulator in the formation of inflammatory microenvironment; NF‐κB signaling also plays vital role process. It hypothesized that phosphorylation exerts proinflammatory FBR polylactide membranes (PLA‐M) First, vitro vivo experiments show PLA‐M induces macrophages, leading M1 polarization release factors....

10.1002/smll.202104112 article EN Small 2021-11-23

Virtual inertia has been extensively implemented in power systems with distributed energy resources, especially wind conversion systems. This paper proposes an optimal virtual planning strategy for stability enhancement of system, which is penetrated large volume renewable resources provided by doubly fed induction generators (DFIGs). The DFIG first analyzed and the concept critical frequency drop proposed. Moreover, intersection area between two predefined operation curves defined as margin...

10.1109/tpwrs.2018.2869925 article EN IEEE Transactions on Power Systems 2018-09-12

This paper proposes a nonlinear controller based on state feedback linearization (SFL) method to mitigate sub-synchronous control interaction (SSCI) in series-compensated doubly fed induction generator (DFIG)-based wind power plants (WPPs). To make full use of the converter DFIG, SFL is developed for both grid side (GSC) and rotor (RSC) through four necessary steps, ie, assessment linearizability, coordinate transformation, linearization, derivation laws. The stability internal dynamics,...

10.1002/etep.2682 article EN International Transactions on Electrical Energy Systems 2018-08-06

Tendon injury is one of the most common musculoskeletal disorders that impair joint mobility and lower quality life. The limited regenerative capacity tendon remains a clinical challenge. Local delivery bioactive protein viable therapeutic approach for healing. Insulin-like growth factor binding 4 (IGFBP-4) secreted capable stabilizing insulin-like 1 (IGF-1). Here, we applied an aqueous-aqueous freezing-induced phase separation technology to obtain IGFBP4-encapsulated dextran particles....

10.1016/j.jconrel.2023.02.039 article EN cc-by-nc-nd Journal of Controlled Release 2023-03-03

Objectives: Thermo-gelling hydrophilic polymers like PLGA–PEG–PLGA are known as injectable sustained-release depots for biologics, but they face challenges due to the occurrence of severe burst release. This study aimed develop a strategy avoid initial release by pre-encapsulating proteins in polysaccharide microparticles through an aqueous–aqueous emulsion mechanism, thereby enhancing therapeutic retention and linear kinetics. Methods: Five model (G-CSF, GM-CSF, IGF-1, FVIII, BSA) were...

10.3390/pharmaceutics17030376 article EN cc-by Pharmaceutics 2025-03-16

The conductive media was capable to enhance anaerobic digestion and promote direct interspecific electron transfer (DIET). In this study, the effects of activated carbon- graphite-conductive on promoting efficiency waste sludge were experimentally studied. results show that 100 mesh-activated carbon group reactor produced a largest biogas yield 468.2 mL/g VSS, which 13.8% higher than blank test. graphite with 400-grain size 462.9 12.5% Moreover, optimal particle such two mediators optimized...

10.3389/fmicb.2022.999647 article EN cc-by Frontiers in Microbiology 2022-11-15

Metal-assisted chemical etching (MaCE) has been extensively studied as a cost-effective way to produce silicon nano/micro structure arrays. However, it is hard keep the resultant morphologies of structures exactly consistent with original designs because MaCE process affected by multiple factors, such catalyst type, solution, temperature, and interaction one another. Here, we first proposed an model address different behaviors using Ag, Au, Ag/Au catalysts. The was then independently proven...

10.1021/acsaem.9b01006 article EN ACS Applied Energy Materials 2019-07-18

Abstract Proteins therapy is of great importance in the treatment protein deficiency disease. Most human diseases are related to malfunctioning one or more proteins. The most effective and direct approach therapy, which delivers proteins into target cell replace dysfunction maintain balance organism. However, clinical application frequently hampered by various biological barriers their successful delivery. This review aims discuss recent advances about microparticles nanoparticles fabricated...

10.1007/bf03353702 article EN cc-by Nano-Micro Letters 2012-06-01

The increasing penetration of wind power in the grid has driven integration farms with systems that are series-compensated to enhance transfer capability and dynamic stability. This may lead sub-synchronous control interaction (SSCI) problems doubly-fed induction generator (DFIG)-based farms. To mitigate SSCI, nonlinear controllers based on exact feedback linearization (EFL) proposed this paper. Before deriving laws, linearizability studied system is scrutinized. Frequency scanning analysis...

10.3390/en10081182 article EN cc-by Energies 2017-08-10

This study proposes a fractional‐order (FO) improved fast terminal sliding mode controller for permanent‐magnet synchronous motor speed regulation system. By designing an FO proportional–integral current loops, model between reference q ‐axis and output is proposed. introducing surface, novel designed loop to improve the tracking performance. The proposed can make reach value in finite time. Moreover, it proved that control time of shorter than integer‐order (IO) controller. To further...

10.1049/iet-cta.2018.5348 article EN IET Control Theory and Applications 2019-02-15

Insufficient early neovascularization post-operation is thought to be the main reason of surgical recurrence porcine small intestinal submucosa (SIS)-repaired abdominal wall defects. The controlled release exogenous angiogenic growth factors (GFs) from biocompatible carriers a possible way solve this problem. In present study, dextran nanoparticles (DNPs) loaded with vascular endothelial factor 165 (VEGF165) were pre-formulated by dual-aqueous phase separation method and then electrospun...

10.1039/c7ra11954b article EN cc-by-nc RSC Advances 2018-01-01

Abstract Synthetic carriers of nucleic acids remain inefficient for practical applications due to their insufficient functions as compared with viral vectors developed by evolution. Here, a synthetic carrier is designed structurally mimic lentivirus, widely‐used vector in therapeutic developments, its neutral phospholipid membrane tightly anchored on the surface packed acid core. Unlike reported lipopolyplexes which around core formed from charged lipids, stable attachment lipids each...

10.1002/adhm.201901705 article EN Advanced Healthcare Materials 2020-01-24

Subcooled liquid solubility is the water for a hypothetical state of liquid. It an important parameter multicomponent nonaqueous phase liquids (NAPLs) containing polycyclic aromatic hydrocarbons (PAHs), which can exist as even though most solutes are solid in their pure form at ambient temperature. So far, subcooled solubilities were estimated from and fugacity ratio (subcooled) phase, but rarely derived experimental data. In our study, partitioning batch experiments performed to determine...

10.1016/j.gsf.2012.03.010 article EN cc-by-nc-nd Geoscience Frontiers 2012-04-18

The water and oil distribution in tobacco has a significant impact on its industrial manufacturing.

10.1039/c6ay03242g article EN Analytical Methods 2017-01-01
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