Dandan Li

ORCID: 0000-0001-6659-513X
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About
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Research Areas
  • Synthesis and properties of polymers
  • Aerogels and thermal insulation
  • Epoxy Resin Curing Processes
  • Conducting polymers and applications
  • Electrochemical sensors and biosensors
  • Silicone and Siloxane Chemistry
  • Electrochemical Analysis and Applications
  • Supercapacitor Materials and Fabrication
  • Dielectric materials and actuators
  • Advanced battery technologies research
  • Electrospun Nanofibers in Biomedical Applications
  • Analytical chemistry methods development
  • Tendon Structure and Treatment
  • Geophysical and Geoelectrical Methods
  • Geophysical Methods and Applications
  • Silk-based biomaterials and applications
  • Tribology and Wear Analysis
  • Microbial Metabolites in Food Biotechnology
  • Advanced Sensor and Energy Harvesting Materials
  • Food composition and properties
  • Electrocatalysts for Energy Conversion
  • Tissue Engineering and Regenerative Medicine
  • Advanced Fiber Optic Sensors
  • Seismic Waves and Analysis
  • Geomechanics and Mining Engineering

Donghua University
2002-2025

State Key Laboratory for Modification of Chemical Fibers and Polymer Materials
2018-2025

Beijing Forestry University
2025

Xi'an Jiaotong University
2011-2024

Beijing Institute of Technology
2023

Beijing Zhenxing Metrology & Measurement Institute
2023

Beijing Institute of Radio Metrology and Measurement
2023

Ministry of Industry and Information Technology
2023

Lanzhou University of Technology
2022

Xinjiang University
2022

Tendon/ligament injuries are common sports injuries. Clinically, the repair of a ruptured tendon or ligament to its bony insertion is needed, but enthesis structure not well reestablished following surgical repair. Herein, we fabricated dual-layer aligned-random scaffold (ARS) by electrospinning and aimed investigate effect on tendon-to-bone healing in vivo.The random silk fbroin poly(L-lactic acid-co-e-caprolactone) (P(LLA-CL)) nanofibrous scaffolds were successfully methods. Ninety New...

10.2147/ijn.s165633 article EN cc-by-nc International Journal of Nanomedicine 2018-06-01

PCL-SF/PLCL microfiber/nanofiber yarns with core-sheath architecture were fabricated and knitted into a 3D scaffold for tendon tissue engineering.

10.1039/d0bm00816h article EN Biomaterials Science 2020-01-01

To develop an effective nerve guidance conduit with cooperative effects of topological structure and biological cues for promoting Schwann cells' (SCs) proliferation migration, a laminin-coated yarn-encapsulated poly(l-lactide-co-glycolide) (PLGA) (LC-YE-PLGA NGC) was fabricated in this study. The PLGA fiber yarns were through double-nozzle electrospinning system then the fibrous outer layer collected using general method. Subsequently, laminin coated on NGC covalent binding. results showed...

10.1039/c6tb03330j article EN Journal of Materials Chemistry B 2017-01-01

Abstract Colorless polyimides (CPIs) with superheat resistance and low coefficient of thermal expansion (CTE) are required urgently to employ as plastic substrates in flexible‐display devices. To attain the target properties, 2‐(2‐methyl‐4‐(4‐aminobenzamido)phenyl)‐5‐(4‐aminobenzamido)‐ N ‐phenylbenzimidazol (AB‐MPBZ) that contains biamide was synthesized, its homo‐ co‐polyimides were prepared 1,2,4,5‐cyclohexanetetracarboxylic dianhydride (HPMDA) cyclobutane‐1,2,3,4‐tetracarboxylic (CBDA)....

10.1002/pol.20230055 article EN Journal of Polymer Science 2023-03-04

Abstract To synthesize colorless superheat‐resistant polyimide films, one of the valid approaches is incorporation asymmetric and warped structures in main chain. Applying this approach on 5(6)‐amino‐2‐(4‐aminobenzene)benzimidazole (PABZ) changing its linearity, 6, 5′‐diamine‐2′‐methyl‐1‐methyl‐2‐phenylbenzimidazole (5a) 3′‐diamine‐2′‐methyl‐1‐methyl‐2‐phenylbenzimidazole (5b) were devised synthesized successfully, then polymerized with 1,2,4,5‐cyclohexanetetracarboxylic dianhydride (HPMDA)....

10.1002/pol.20230792 article EN Journal of Polymer Science 2024-01-19

ABSTRACT Polyimide (PI) films with ultra‐high glass transition temperature (T g ) and low coefficient of linear thermal expansion (CTE) have great potential in flexible, foldable advanced optoelectronic materials. In order to make PI better suited for flexible electronic devices, this research tried introduce acridone groups into the diamine backbone successfully designed synthesized two isomeric monomers: 2,7‐diaminoacridin‐9‐ketones (3a) 2,6‐diaminoacridin‐9‐ketones (3b). Due presence...

10.1002/app.56995 article EN Journal of Applied Polymer Science 2025-03-13

The pathological evaluation of ovaries is a critical endpoint in reproductive toxicology assessments. Currently, there no standardized method for the quantification oocytes and follicles preclinical drug safety evaluations. This study developed simplified quantitative based on stereological principles to efficiently assess number experimental rabbits. results obtained with this are consistent those from traditional counting methods. innovative approach reduces time slide preparation cell...

10.33696/pathology.6.054 article EN Journal of Experimental Pathology 2025-01-01

To investigate the usefulness of fusion imaging contrast-enhanced ultrasound (CEUS) and CECT/CEMRI before percutaneous ultrasound-guided radiofrequency ablation (RFA) for liver cancers.45 consecutive patients with 70 lesions were included between March 2013 October 2015, all identified on CEMRI/CECT prior to inclusion in study. Planning RFA was performed using conventional ultrasound, ultrasound-CECT/CEMRI CEUS during same session. The numbers conspicuous recorded. according results imaging....

10.1259/bjr.20160379 article EN British Journal of Radiology 2016-09-14

An innovative, ternary nanocomposite composed of overoxidized poly(3,4-ethylenedioxythiophene) (OPEDOT), gold nanoparticles (AuNPs), and electrochemically reduced graphene oxide (ERGO) was prepared on a glassy carbon electrode (GCE) (OPEDOT–AuNPs–ERGO/GCE) through homogeneous chemical reactions heterogeneous electrochemical methods. The morphology, composition, structure this were characterized by transmission electron microscopy, scanning X-ray diffraction, photoelectron spectroscopy....

10.1016/j.jpha.2021.09.005 article EN cc-by-nc-nd Journal of Pharmaceutical Analysis 2021-09-17
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