Durable electromagnetic interference(EMI)shielding is highly desired,as electromagnetic pollution is a great concern for electronics’stable performance and human health.Although a superhydrophobic surface can extend ...Durable electromagnetic interference(EMI)shielding is highly desired,as electromagnetic pollution is a great concern for electronics’stable performance and human health.Although a superhydrophobic surface can extend the service lifespan of EMI shielding materials,degradation of its protection capability and insufficient self-healing are troublesome issues due to unavoidable physical/chemical damages under long-term application conditions.Here,we report,for the first time,an instantaneously self-healing approach via microwave heating to achieve durable shielding performance.First,a hydrophobic 1H,1H,2H,2H-perfluorooctyltriethoxysilane(POTS)layer was coated on a polypyrrole(PPy)-modified fabric(PPy@POTS),enabling protection against the invasion of water,salt solution,and corrosive acidic and basic solutions.Moreover,after being damaged,the POTS layer can,for the first time,be instantaneously self-healed via microwave heating for a very short time,i.e.,4 s,benefiting from the intense thermal energy generated by PPy under electromagnetic wave radiation.This self-healing ability is also repeatable even after intentionally severe plasma etching,which highlights the great potential to achieve robust and durable EMI shielding applications.Significantly,this approach can be extended to other EMI shielding materials where heat is a triggering stimulus for healing thin protection layers.We envision that this work could provide insights into fabricating EMI shielding materials with durable performance for portable and wearable devices,as well as for human health care.展开更多
Since their discovery in 2011,MXenes,two-dimensional transition metal carbides and nitrides,have emerged as highly promising materials for smart textile applications.They offer exceptional properties such as high elec...Since their discovery in 2011,MXenes,two-dimensional transition metal carbides and nitrides,have emerged as highly promising materials for smart textile applications.They offer exceptional properties such as high electrical conductivity,optical tunability,and mechanical flexibility.These materials can also be produced at scale and readily solution-processed into textile formats,fueling a surge of interest in integrating MXenes into various smart textile applications,from strain sensors and wearable biosensors to adaptive thermal management and electromagnetic interference(EMI)shielding.However,despite this rapid growth,existing reviews of MXene-enabled smart textiles remain narrow in scope,often focusing on single fabrication methods or specific functionalities.Such a fragmented perspective makes it difficult for researchers to gain a comprehensive understanding of how the field has evolved and where it is headed.In response,we present a quantitative bibliographic analysis of MXene–textile research from 2017 through 2024,encompassing nearly 1000 publications.This review categorizes the literature by major functional domains(sensing,energy storage/harvesting,EMI shielding,and heating)and examines their shifts over time,providing reasons and examples for these changes in research interest.Additionally,detailed analyses of functions in each category were conducted in a similar fashion.Our holistic,data-driven assessment offers guidance for future research and commercialization of MXene-functionalized smart textiles by identifying high-impact areas,emerging opportunities,and critical gaps.展开更多
The application of fluorinated coatings on textiles has garnered substantial research interest over the past years,owing to their ability to endow fabrics with exceptional hydrophobic characteristics,thereby mitigatin...The application of fluorinated coatings on textiles has garnered substantial research interest over the past years,owing to their ability to endow fabrics with exceptional hydrophobic characteristics,thereby mitigating issues associated with high moisture absorption and susceptibility to contamination.Nevertheless,the deployment of fluorinated substances has been proscribed due to concerns regarding their ecological impact and potential human toxicity.Consequently,there has been a burgeoning demand for hydrophobic textile alternatives derived from non-fluorinated,natural materials that are both sustainable and environmentally benign.This paper presents a thorough overview of the advancements in the development and functionalization of eco-friendly,hydrophobic textiles.Initially,the natural materials and their derivatives utilized in the creation of superhydrophobic textiles are delineated,including cellulose,lignin and chitosan,among others.Subsequently,methodologies for crafting efficient,stable,and resilient hydrophobic textiles are elucidated,encompassing conventional techniques as well as novel,inventive concepts.Furthermore,the current state of research and the obstacles faced in the evolution of multifunctional textiles based on superhydrophobic fabrics are examined.In conclusion,this discussion presents incisive insights into the impending direction of advancements in functional textiles.展开更多
Two-dimensional transition metal carbide/nitride(MXene)-based textiles have been developed in many fields;however,the high sensitivity to oxidation and weak interfacial bonding hinder their applications.Herein,we pres...Two-dimensional transition metal carbide/nitride(MXene)-based textiles have been developed in many fields;however,the high sensitivity to oxidation and weak interfacial bonding hinder their applications.Herein,we present a strategy for the preparation of a highly antioxidative MXene@gallic acid(MXene@GA,MG)hybrid dispersion,and further covalently grafted it onto carboxylated cotton fabric through interaction with metal ions(Fe^(3+))for fabricating wearable multifunctional textiles.Due to the cross-linking effect of Fe^(3+)and the remarkable antioxidant activity of natural polyphenol GA,the MG coatings firmly adhere to the textile surfaces and can withstand conventional washing,exhibiting favorable service stability and potential application prospects.Moreover,the obtained MG-decorated textile has the inherent characteristics of good breathability,moisture permeability,flexibility,and biocompatibility of the original fabric,which are conducive to the wearability of smart devices.Furthermore,by utilizing the outstanding conductivity(~330 S/m)and photothermal convertibility of the MG coating,the functional textile achieves high electromagnetic interference(EMI)shielding efficiency(~35 dB),excellent dual-driven(Joule and solar)heating warmth retention,and infrared thermal camouflage.Due to the green and scalable preparation process,favorable durability,excellent comfort,and multifunctionality,the MG-decorated textiles are anticipated to be promising candidates for the next generation of smart wearable personal protective clothing.展开更多
基金L.Z.and C.L.contributed equally to this work.This work was supported by the Natural Science Foundation of China(No.51903001)Anhui Province International Science and Technology Cooperation Program(No.1804b06020360)+2 种基金Anhui Province International Cooperation Research Center of Textile Structure Composites(No.2021ACTC07)Research Funds of Anhui Polytechnic University(No.Xjky2020041)S.C.T.acknowledges the financial support from MOE AcRF2(R-284-000-217-112).
文摘Durable electromagnetic interference(EMI)shielding is highly desired,as electromagnetic pollution is a great concern for electronics’stable performance and human health.Although a superhydrophobic surface can extend the service lifespan of EMI shielding materials,degradation of its protection capability and insufficient self-healing are troublesome issues due to unavoidable physical/chemical damages under long-term application conditions.Here,we report,for the first time,an instantaneously self-healing approach via microwave heating to achieve durable shielding performance.First,a hydrophobic 1H,1H,2H,2H-perfluorooctyltriethoxysilane(POTS)layer was coated on a polypyrrole(PPy)-modified fabric(PPy@POTS),enabling protection against the invasion of water,salt solution,and corrosive acidic and basic solutions.Moreover,after being damaged,the POTS layer can,for the first time,be instantaneously self-healed via microwave heating for a very short time,i.e.,4 s,benefiting from the intense thermal energy generated by PPy under electromagnetic wave radiation.This self-healing ability is also repeatable even after intentionally severe plasma etching,which highlights the great potential to achieve robust and durable EMI shielding applications.Significantly,this approach can be extended to other EMI shielding materials where heat is a triggering stimulus for healing thin protection layers.We envision that this work could provide insights into fabricating EMI shielding materials with durable performance for portable and wearable devices,as well as for human health care.
文摘Since their discovery in 2011,MXenes,two-dimensional transition metal carbides and nitrides,have emerged as highly promising materials for smart textile applications.They offer exceptional properties such as high electrical conductivity,optical tunability,and mechanical flexibility.These materials can also be produced at scale and readily solution-processed into textile formats,fueling a surge of interest in integrating MXenes into various smart textile applications,from strain sensors and wearable biosensors to adaptive thermal management and electromagnetic interference(EMI)shielding.However,despite this rapid growth,existing reviews of MXene-enabled smart textiles remain narrow in scope,often focusing on single fabrication methods or specific functionalities.Such a fragmented perspective makes it difficult for researchers to gain a comprehensive understanding of how the field has evolved and where it is headed.In response,we present a quantitative bibliographic analysis of MXene–textile research from 2017 through 2024,encompassing nearly 1000 publications.This review categorizes the literature by major functional domains(sensing,energy storage/harvesting,EMI shielding,and heating)and examines their shifts over time,providing reasons and examples for these changes in research interest.Additionally,detailed analyses of functions in each category were conducted in a similar fashion.Our holistic,data-driven assessment offers guidance for future research and commercialization of MXene-functionalized smart textiles by identifying high-impact areas,emerging opportunities,and critical gaps.
基金partly supported by the National Key Research and Development Program of China(2022YFB3804905 and 2022YFB3804900)the National Natural Science Foundation of China(22075046,22375047,22378068 and 22378071)Natural Science Foundation of Fujian Province(2022J01568).
文摘The application of fluorinated coatings on textiles has garnered substantial research interest over the past years,owing to their ability to endow fabrics with exceptional hydrophobic characteristics,thereby mitigating issues associated with high moisture absorption and susceptibility to contamination.Nevertheless,the deployment of fluorinated substances has been proscribed due to concerns regarding their ecological impact and potential human toxicity.Consequently,there has been a burgeoning demand for hydrophobic textile alternatives derived from non-fluorinated,natural materials that are both sustainable and environmentally benign.This paper presents a thorough overview of the advancements in the development and functionalization of eco-friendly,hydrophobic textiles.Initially,the natural materials and their derivatives utilized in the creation of superhydrophobic textiles are delineated,including cellulose,lignin and chitosan,among others.Subsequently,methodologies for crafting efficient,stable,and resilient hydrophobic textiles are elucidated,encompassing conventional techniques as well as novel,inventive concepts.Furthermore,the current state of research and the obstacles faced in the evolution of multifunctional textiles based on superhydrophobic fabrics are examined.In conclusion,this discussion presents incisive insights into the impending direction of advancements in functional textiles.
基金the Six Talent Peaks Projects in Jiangsu Province(XCL-133)the National Natural Science Foundation of China(22178145 and 22109054)Postgraduate Research&Practice Innovation Program of Jiangsu Province(KYCX22_2333)are gratefully acknowledged.
文摘Two-dimensional transition metal carbide/nitride(MXene)-based textiles have been developed in many fields;however,the high sensitivity to oxidation and weak interfacial bonding hinder their applications.Herein,we present a strategy for the preparation of a highly antioxidative MXene@gallic acid(MXene@GA,MG)hybrid dispersion,and further covalently grafted it onto carboxylated cotton fabric through interaction with metal ions(Fe^(3+))for fabricating wearable multifunctional textiles.Due to the cross-linking effect of Fe^(3+)and the remarkable antioxidant activity of natural polyphenol GA,the MG coatings firmly adhere to the textile surfaces and can withstand conventional washing,exhibiting favorable service stability and potential application prospects.Moreover,the obtained MG-decorated textile has the inherent characteristics of good breathability,moisture permeability,flexibility,and biocompatibility of the original fabric,which are conducive to the wearability of smart devices.Furthermore,by utilizing the outstanding conductivity(~330 S/m)and photothermal convertibility of the MG coating,the functional textile achieves high electromagnetic interference(EMI)shielding efficiency(~35 dB),excellent dual-driven(Joule and solar)heating warmth retention,and infrared thermal camouflage.Due to the green and scalable preparation process,favorable durability,excellent comfort,and multifunctionality,the MG-decorated textiles are anticipated to be promising candidates for the next generation of smart wearable personal protective clothing.
