Pingping Chen

ORCID: 0009-0007-5613-0276
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About
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Research Areas
  • Fluid Dynamics and Heat Transfer
  • Fluid Dynamics Simulations and Interactions
  • Plant Surface Properties and Treatments
  • Recycling and utilization of industrial and municipal waste in materials production
  • Surface Modification and Superhydrophobicity
  • Recycled Aggregate Concrete Performance
  • Electrospun Nanofibers in Biomedical Applications
  • Concrete and Cement Materials Research
  • Advanced Sensor and Energy Harvesting Materials
  • Research studies in Vietnam
  • Infrastructure Maintenance and Monitoring
  • Lung Cancer Research Studies
  • Dendrimers and Hyperbranched Polymers
  • Evaluation Methods in Various Fields
  • Landslides and related hazards
  • Microstructure and mechanical properties
  • Fractal and DNA sequence analysis
  • Hygrothermal properties of building materials
  • Geotechnical and Geomechanical Engineering
  • Metallurgy and Material Forming
  • Bone Tissue Engineering Materials
  • Polymer composites and self-healing
  • Advanced Cellulose Research Studies
  • Chaos-based Image/Signal Encryption
  • Fire dynamics and safety research

Fuzhou University
2025

Guangzhou Medical University
2024

State Key Laboratory of Respiratory Disease
2024

Beijing University of Technology
2024

North China University of Water Resources and Electric Power
2020-2022

Wuhan University of Technology
2021

East China University of Science and Technology
2019-2020

University of Science and Technology of China
2011-2016

University of Cincinnati
2012

Fujian Normal University
2008

Friction rolling additive manufacturing (FRAM) is a solid-state method capable of accommodating wide range material forms. However, there lack comprehensive research on the optimal feedstock form. Thus, this study investigated influence shape formation, microstructure, and mechanical properties. The results revealed that irrespective whether strip or wire was used, plasticized flowed through thin plastic flow channel (approximately 112 μm) between tool head feedstock. Wire resulted in...

10.1016/j.matdes.2024.112952 article EN cc-by-nc Materials & Design 2024-04-19

Abstract Cocontinuous cellulose acetate (CA)/polyurethane (PU) composite nanofibers were obtained through electrospinning of partially miscible CA and PU in 2:1 N,N ‐dimethylacetamide (DMAc)/acetone mixture solvent. Their structures, mechanical, thermal properties characterized by scanning electron microscopy (SEM), transmission (TEM), differential calorimetry (DSC). The structures morphologies the affected component ratio binary mixtures. not only facilitated at concentration down to 12...

10.1002/pen.21090 article EN Polymer Engineering and Science 2008-05-27

Concerning the deeper understanding of mechanisms on fire suppression with multi-component water mist/spray, dynamical process a drop or without additives impacting upon wood surfaces is preliminarily studied. The initial diameters pure and NaCl additive are about 2.4±0.1 mm, diameter AFFF (Aqueous Film-Forming Foam) 1.8±0.1 mm. impact velocities varied from 1.13 m/s to 2.80 m/s. A Photorn FASTCAM high-speed video camera coupled Nikon 200 mm micro-lens used record impacting. results show...

10.1016/j.csite.2016.07.006 article EN cc-by-nc-nd Case Studies in Thermal Engineering 2016-08-02

10.1016/j.ijheatmasstransfer.2011.05.005 article EN International Journal of Heat and Mass Transfer 2011-05-24

In order to deepen the knowledge of surface cooling mechanism on liquid pool fire suppression with multi-component water spray/mist, preliminary experimental studies drop or without additives impacting upon hot fuel surfaces, such as alcohol and molten-ghee were conducted. NaCl AFFF (Aqueous Film-Forming Foam) considered additives. Each was heated simulate temperature conditions it burns boils. The processes recorded using a high-speed digital camera 2,000 fps. results show that maximum...

10.1016/j.egypro.2015.02.008 article EN Energy Procedia 2015-01-01

A recycled aggregate (RA) was prepared by crushing and sieving demolished discarded concrete pavements subsequently tested analyzed to determine its various physical properties. On this basis, pervious (PC) mix proportions were designed. Coarse RA particles with sizes of 5–10 10–20 mm selected. Concrete specimens a water–cement ratio 0.3, an aggregate–cement 4.5, the substitute rates 0, 25%, 50%, 75% single-/double-gap-graded (mass mm: 1:1, 1:2, 2:1, 2:3 3:2). Various properties...

10.32604/jrm.2020.013415 article EN cc-by JOURNAL OF RENEWABLE MATERIALS 2020-01-01

TiO 2 /rGO nanocomposites are prepared by the solvothermal process using titanium sulfate and graphene oxide (GO) as raw materials utilized for photodegradation of gaseous formaldehyde. Characterization Fourier‐transform infrared (FTIR) spectroscopy, Raman spectroscopy X‐ray photoelectron (XPS) reveal that GO is partially reduced to (rGO) TiOC bond formed between rGO. diffraction (XRD) confirms presence anatase . High‐resolution transmission electron microscopy (HRTEM) exhibits...

10.1002/pssa.202000085 article EN physica status solidi (a) 2020-07-07

Experiments of water drops with and without additives impact on wood surfaces were conducted. Three kinds which are Paulownia, Fraxinus mandshurica Jatoba, considered, since they commonly used for architecture furniture in China. The dynamics solution drop additive the effects surface topography spreading investigated. Comparing to collision a pure drop, results show that significantly alter surfaces. maximum final spread factor increase as tension decrease. In addition, plays an important...

10.1016/j.proeng.2013.08.135 article EN Procedia Engineering 2013-01-01

Abstract BACKGROUND Matrigels, solubilized basement membrane preparations, are often used to support tumor development in animal models. However, tumors formed by a mixture of cells and Matrigel may vary significantly. The purpose this study was compare growth LNCaP human prostate cancer mixed with or gelatin sponges. METHODS were absorbed into VETSPON, sponge, inoculated the subcutis nude mice. Tumor incidence rate determined. Gene expression cell survival lesions evaluated...

10.1002/pros.22520 article EN The Prostate 2012-04-02

Inevitable gefitinib resistance is the biggest bottleneck in current treatment and mechanisms are not fully understood. Here, we observe that PFTK1 (also named CDK14) significantly enhanced NSCLC with resistance. And upregulation of negatively associated progression-free survival (PFS) patients who receive treatment. Further study suggests can critically accelerate through suppressing its promoter methylation a DNMT3B-dependent manner. Gain loss function assays demonstrate desregulation...

10.1038/s42003-024-07339-3 article EN cc-by-nc-nd Communications Biology 2024-12-19

Taking an industrial sludge and its preparation of wrap shell aggregates (WSAs) instead sand to prepare baking-free brick as the research object, development law mechanical properties influence mechanism macro micro characteristic parameters bricks under different WSAs replacement rates were studied through macroscopic test, with help nuclear magnetic resonance (NMR), transmission electron microscopy-energy spectrum other testing technology pores cracks analysis system (PCAS) software. The...

10.32604/jrm.2023.023315 article EN cc-by JOURNAL OF RENEWABLE MATERIALS 2022-08-10
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