Electrospinning spinneret:A bridge between the visible world and the invisible nanostructures.The Innovation 4(2),100381.Fabricating novel structures allows for the development of innovative technologies in nanoscienc...Electrospinning spinneret:A bridge between the visible world and the invisible nanostructures.The Innovation 4(2),100381.Fabricating novel structures allows for the development of innovative technologies in nanoscience.The methods to fabricate nanomaterials can be categorized based on the key elements determining the final structures of the materials.Electrospinning exhibits unparalleled advantages in the fabrication of nanofiberbased structures by benefitting from the effective interactions between the electrostatic energy and working fluids on a spinneret.As a convergence point of fluids and energy,the structure of the spinneret nozzle plays an important role in the working process and the resulting quality of the fibrous structures.展开更多
The design of stable,efficient and processable bactericidal materials represents a significant challenge for combating multidrugresistant bacteria in a variety of engineering fields.Herein,we report a facile strategy ...The design of stable,efficient and processable bactericidal materials represents a significant challenge for combating multidrugresistant bacteria in a variety of engineering fields.Herein,we report a facile strategy for the preparation of hollow polymeric nanosphere(HPN)-supported imidazolium-based ionic liquids(denoted as HPN-ILs)with superior antimicrobial activities.HPNILs were tailored by moderate Friedel−Crafts polymerization followed by the sequential covalent bonding of imidazole and bromoalkene.The resultant HPN-ILs have uniform hollow spherical morphology,an adequate surface area,and excellent physicochemical stability.Furthermore,they are highly active against both Gram-positive and Gram-negative bacteria and exhibit typical time/dosage-dependent antibacterial activities.The rational combination of porous HPNs and antibacterial ILs to generate an all-in-one entity may open new avenues for the design and fabrication of efficient bacteriostatic agents.Moreover,HPN-ILs have good biocompatibility and can also be loaded onto diverse matrices,and thus could extend their practical bactericidal application in the potential biomedical-active field.展开更多
基金the financial support for this research received from the Ministry of Science and Technology China-Korea Youth Researcher Exchange Program(2022–09)the National Natural Science Foundation of China(52203006)the Shanghai Sailing Program(21YF1431000).
文摘Electrospinning spinneret:A bridge between the visible world and the invisible nanostructures.The Innovation 4(2),100381.Fabricating novel structures allows for the development of innovative technologies in nanoscience.The methods to fabricate nanomaterials can be categorized based on the key elements determining the final structures of the materials.Electrospinning exhibits unparalleled advantages in the fabrication of nanofiberbased structures by benefitting from the effective interactions between the electrostatic energy and working fluids on a spinneret.As a convergence point of fluids and energy,the structure of the spinneret nozzle plays an important role in the working process and the resulting quality of the fibrous structures.
基金supported by the Shanghai Sailing Program(No.21YF1431000)I.K.thanks to the National Research Foundation of Korea grant funded by the Korean government(MSIT)(No.2021R1A2C2003685)for financial support.
文摘The design of stable,efficient and processable bactericidal materials represents a significant challenge for combating multidrugresistant bacteria in a variety of engineering fields.Herein,we report a facile strategy for the preparation of hollow polymeric nanosphere(HPN)-supported imidazolium-based ionic liquids(denoted as HPN-ILs)with superior antimicrobial activities.HPNILs were tailored by moderate Friedel−Crafts polymerization followed by the sequential covalent bonding of imidazole and bromoalkene.The resultant HPN-ILs have uniform hollow spherical morphology,an adequate surface area,and excellent physicochemical stability.Furthermore,they are highly active against both Gram-positive and Gram-negative bacteria and exhibit typical time/dosage-dependent antibacterial activities.The rational combination of porous HPNs and antibacterial ILs to generate an all-in-one entity may open new avenues for the design and fabrication of efficient bacteriostatic agents.Moreover,HPN-ILs have good biocompatibility and can also be loaded onto diverse matrices,and thus could extend their practical bactericidal application in the potential biomedical-active field.
