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We report a number of crossed nanofiber structures for full-color micro/nanodisplays, which were formed by assembling flexible poly(trimethylene terephthalate) (PTT) nanofibers under an optical microscope with the assistance of micromanipulators. The color pixels of the displays consist of micro/nanometer sized color spots in a radius of 300-1500 nm, which were realized through crossed junctions of the PTT nanofibers. The colors of the spots were tuned by changing the power ratios of the launched red, green, and blue lights. We further present a new way to develop white light illumination by combination of red, green, and blue lights with assembly techniques and low production costs.
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http://dx.doi.org/10.1021/nn1034185 | DOI Listing |
ACS Biomater Sci Eng
March 2025
The First Dongguan Affiliated Hospital, School of Pharmacy, Guangdong Medical University, Dongguan 523808, China.
Infected diabetic wounds represent a significant challenge in clinical care due to persistent inflammation and impaired healing. To address these issues, the development of novel wound dressings with both antibacterial and reactive oxygen species (ROS) scavenging properties is essential. Herein, we prepare a novel wound dressing composed of CuO nanoparticles decorated on TiC MXene (CuO@TiC) and integrate it into a poly(vinyl alcohol) (PVA) matrix to form electrospun nanofibers (CuO@TiC@PVA).
View Article and Find Full Text PDFRSC Adv
December 2024
College of Chemistry & Chemical Engineering, Qingdao University 266071 Qingdao PR China
The flexible design and unique physical and chemical properties of self-assembled peptides have shown great potential for applications in the fields of materials science, life science, and environmental science. Peptide nanofibers (PNFs), as a kind of bioactive nanomaterials, possess excellent biocompatibility, flexible designability, and multifaceted functionalizability. In this work, we design and describe PNFs that self-assembled by peptide molecules as carriers for bimetallic nanosheets (BMNS), leading to the development of hybrid nanomaterials, BMNS-PNFs, with unique properties.
View Article and Find Full Text PDFJ Colloid Interface Sci
February 2025
Key Laboratory of Textile Fiber and Products, Ministry of Education, Wuhan Textile University, Wuhan 430200, China. Electronic address:
As a novel treatment, photothermal therapy (PTT) has been widely employed to deal with bacterial infection. Nevertheless, the high temperature in conventional PTT unavoidably results in damages to normal tissues. Herein, a nanofibrous membrane/thermoresponsive hydrogel composites (PB NCs@PLA/P(NIPAM-AM) hydrogels) with the ability to regulate heat generation are developed for the treatment of infected wound.
View Article and Find Full Text PDFJ Nanobiotechnology
May 2024
Division of Orthopaedic Surgery, Department of Orthopaedics, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China.
Diabetic wounds pose a challenge to healing due to increased bacterial susceptibility and poor vascularization. Effective healing requires simultaneous bacterial and biofilm elimination and angiogenesis stimulation. In this study, we incorporated polyaniline (PANI) and S-Nitrosoglutathione (GSNO) into a polyvinyl alcohol, chitosan, and hydroxypropyltrimethyl ammonium chloride chitosan (PVA/CS/HTCC) matrix, creating a versatile wound dressing membrane through electrospinning.
View Article and Find Full Text PDFInt J Biol Macromol
May 2024
MOE Key Laboratory of Advanced Textile Materials & Manufacturing Technology, Zhejiang Sci-Tech University, Hangzhou 310018, China; Key Laboratory of Green Cleaning Technology & Detergent of Zhejiang Province, Lishui 323000, China. Electronic address:
Innovative antibacterial therapies using nanomaterials, such as photothermal (PTT) and photodynamic (PDT) treatments, have been developed for treating wound infections. However, creating secure wound dressings with these therapies faces challenges. The primary focus of this study is to prepare an antibacterial nanofiber dressing that effectively incorporates stable loads of functional nanoparticles and demonstrates an efficient synergistic effect between PTT and PDT.
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