Lifen Liang

ORCID: 0009-0003-5758-0587
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About
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Research Areas
  • Tribology and Wear Analysis
  • Metal and Thin Film Mechanics
  • Environmental remediation with nanomaterials
  • Lubricants and Their Additives
  • Polymer Nanocomposites and Properties
  • Adsorption and biosorption for pollutant removal
  • Advanced materials and composites
  • Advanced oxidation water treatment
  • Chromium effects and bioremediation
  • Heavy metals in environment
  • Constructed Wetlands for Wastewater Treatment
  • Membrane Separation Technologies
  • Nanomaterials for catalytic reactions
  • Stroke Rehabilitation and Recovery
  • Medical Research and Treatments
  • Neonatal and fetal brain pathology
  • Phosphorus and nutrient management
  • Polymer Nanocomposite Synthesis and Irradiation
  • Cancer, Hypoxia, and Metabolism
  • Geochemistry and Elemental Analysis
  • Water Treatment and Disinfection
  • Advanced Sensor and Energy Harvesting Materials
  • Spinal Fractures and Fixation Techniques
  • Advanced Photocatalysis Techniques
  • Fuel Cells and Related Materials

Hebei University of Environmental Engineering
2023-2024

Yanshan University
2021-2023

Foshan University
2019

Central South University
2016-2018

Chinese National Engineering Research Center for Control and Treatment of Heavy Metal Pollution
2016-2018

The tribological properties of the self-lubricating polymer were improved by strengthening transfer film. graphene oxide (GO) reinforced polytetrafluoroethylene (PTFE)/poly-p-phenylene terephthamide (PPTA) composites (GPPs) prepared dual-size synthesis. GPPs studied on a ball-on-disk tribometer. have low friction coefficient (minimum = 0.061) and hydrophobicity (maximum 137.1385°). structure–property relationships practical effect film enhancement induced GO revealed. We attempt to provide...

10.1016/j.jmrt.2023.02.032 article EN cc-by-nc-nd Journal of Materials Research and Technology 2023-02-09

During the friction process, polytetrafluoroethylene (PTFE) adhered on counterpart surface was known as PTFE transfer film, which fundamental to lubricating performance of PTFE. However, adhesive interaction between iron and film is still unclear. In present study, molecular dynamics simulations were used reveal film. Based atomic trajectories obtained through dynamics, energy, concentration profile, radial distribution function, mean square displacement calculated analyze structure...

10.3389/fchem.2021.740447 article EN cc-by Frontiers in Chemistry 2021-09-23

Purpose The purpose of this paper is to elucidate the tribology behavior polytetrafluoroethylene (PTFE) incorporated with three types nickel–phosphorus (Ni-P) particles (i.e. low phosphorus [LP], medium [MP] and high [HP]) under dry sliding condition. Design/methodology/approach Ni-HP, Ni-MP Ni-LP fabricated via an electroless plating process were into PTFE matrix different additions prepare Ni-P/PTFE composites (Ni-LP/PTFE, Ni-MP/PTFE Ni-HP/PTFE). tests for these samples carried out on a...

10.1108/ilt-07-2020-0235 article EN Industrial Lubrication and Tribology 2021-05-04

Abstract In the study, waste polyvinylidene fluoride (PVDF) membranes were recovered and obtained resin powders by a solvent recovery method employed for fabrication of novel PVDF‐based tribological composite. Herein, new strategy was developed applying PVDF to fabricate self‐lubricant composite, where recycled acted as polymer matrix microcapsules with configuration polysulfone (PSF) capsuling lubricant oil (PAO) served filler. The morphologies, crystal phases, chemical components groups...

10.1002/app.54287 article EN Journal of Applied Polymer Science 2023-06-16

Abstract The nanofiltration (NF) membrane has not been extensively competent for rejection of monovalent ions (such as Cl − and NO 3 ), the strategy enhancing ion permeation flux still faces a significant challenge. Herein, based on our previous polyethersulfone (PES)‐type NF (NF‐0), two novel membranes were fabricated with additional incorporations 2,2′‐benzidinedisulfonic acid (BDSA) forward osmotic extraction solution‐functioned nanoparticles (MNPs) to remove nitrate from aqueous...

10.1002/app.56296 article EN Journal of Applied Polymer Science 2024-09-19

The in situ electrochemical oxidation process has received considerable attention for the removal of dye molecules and ammonium from textile dyeing finishing wastewater. Nevertheless, cost durability catalytic anode have seriously limited industrial applications this technique. In work, lab-based waste polyvinylidene fluoride membrane was employed to fabricate a novel lead dioxide/polyvinylidene fluoride/carbon cloth composite (PbO2/PVDF/CC) via integrated surface coating electrodeposition...

10.3390/polym15061462 article EN Polymers 2023-03-15

Objective To investigate the effect evaluation of self-nursing on stent-tract in discharged patients with orthopedic external fixation support. Methods A total 112 support were selected, and designed material. Before discharging guidance, make sure that patient or patients′ family mastered operation methods nursing key points. After discharge, continuing was provided. Results The incidence infection 4.46%. All patients, times return visits 432, changing dressing 3 940, mean...

10.3760/cma.j.issn.1674-2907.2015.16.035 article EN 2015-06-06

Abstract In the study, waste polyvinylidene fluoride (PVDF) membranes were recovered and micropowders of this polymer obtained by solvent recovery method. Moreover, new direction for applying PVDF to field tribology developed. Thus, a novel PVDF-based tribological composite (PAO@PSF/PVDF) was fabricated with recycled acted as matrix PAO@PSF microcapsules configuration polysulfone (PSF) capsuling lubricant oil (PAO) served filler. The self-lubricating wear properties PAO@PSF/PVDF tested under...

10.21203/rs.3.rs-2496756/v1 preprint EN cc-by Research Square (Research Square) 2023-01-23

10.3877/cma.j.issn.2095-3259.2019.03.013 article EN Chin J Obstet Emerg(Electronic Edition) 2019-08-18
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