检索结果-南通市图书馆

Violin String Inspired Core-Sheath Silk/Steel Yarns for Wearable Triboelectric Nanogenerator Applications

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Advanced Fiber Materials 2020年第1期2卷 24-33页

作者： Chao Ye Quanfu Xu Jing Ren shengjie ling School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210China Department of Cardiology Xinhua HospitalSchool of MedicineShanghai Jiao Tong University200092 ShanghaiChina

Triboelectric nanogenerator(TENG)has attracted considerable attention in wearable electronics and energy harvesting associated with human ***/yarn electrodes are widely applied in the wearable TENG system,which remains a challenge to guarantee mechanical ductility and stable electrical functions during long-term *** by high quality violin strings core-sheath design,silk/stainless-steel integrated yarns(SSYs)are continuously produced by simple co-wrapping spinning technique,which shows excellent mechanical strength,flexibility,conductivity,weaveability and triboelectric *** SSYs can be modified to achieve tunable surface ***,TENG cables have been fabricated,which can be stretched up to 100%and reveal a fast responsiveness to the stretching extent(voltage output of about 0.2,0.6,1.8,2.8 V at 13%,25%,38%,50%stretching,respectively).The TENG cables integrated textiles can not only harvest the energy generated by body movement but can also work as a self-supplied motion detector.

关键词： Silk Fiber Triboelectric nanogenerator Wearable energy devices

Silk-derived peptide nanospirals assembled by self-propelled wormlike filaments

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Nano Research 2023年第1期16卷 1414-1420页

作者： Huijuan Wen Jinrong Yao Xin Chen shengjie ling Zhengzhong Shao State Key Laboratory of Molecular Engineering of Polymers Advanced Material LaboratoryDepartment of Macromolecular ScienceFudan UniversityShanghai 200433China School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210China

Swirl-like nanospiral is a common structure found in free-swimming biological systems,such as microtubules and actin filaments or slender *** is desired for artificially designed dynamic ***,the spiral formation has rarely been reported in both engineered peptides and regenerated ***,we report that such a unique assembly behavior can be achieved by using a fusion peptide consisting of a silk-derived peptide(i.e.,GAGAGAGY)and a hydrophobic,photoresponsive azobenzene(Azo)*** this fusion structure,GAGAGAGY acts as a domain that spontaneously forms an elongated filament in an aqueous solution,while Azo acts as a"light-operated switch"that can undergo photoinduced isomerization to modulate the self-propulsion forces and assembly *** this design,the critical factors that affect the assembly of Azo-GAGAGAGY filament,including(i)length and flexibility of filaments;(ii)propulsion,and(iii)excluded volume interactions force the tip of the filament to wind up,can be regulated to realize the spiral *** addition,the configurations of Azo-GAGAGAGY filaments,such as straight nanoribbons,wavy nanoribbons,single-circle spiral,and multiple-circle spiral,can be facilely mediated by changing the preparation procedure,concentration,and pH value of Azo-GAGAGAGY solution,as these changes have significant influences on self-propulsion *** findings can help in the better understanding of nonequilibrium thermodynamics and collective behavior of biological *** findings can be used as a guideline for the designs of nanoactuators,microswimmers,transformable microrobots,and intelligent drug carriers.

关键词： nanospiral silk-derived peptide self-assembly worm-like filaments photoinduced isomerization

Thermochromic Silks for Temperature Management and Dynamic Textile Displays

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Nano-Micro Letters 2021年第5期13卷 17-33页

作者： Yang Wang Jing Ren Chao Ye Ying Pei shengjie ling School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210People’s Republic of China School of Materials Science and Engineering Zhengzhou UniversityZhengzhouPeople’s Republic of China

Silks have various advantages compared with synthetic polymer fibers,such as sustainability,mechanical properties,luster,as well as air and humidity ***,the functionalization of silks has not yet been fully *** techniques that retain or even improve the sustainability of silk production are *** this end,a low-cost,effective,and scalable strategy to produce TCSs by integrating yarn-spinning and continuous dip coating technique is developed *** with extremely long length(>10 km),high mechanical performance(strength of 443.1 MPa,toughness of 56.0 MJ m−3,comparable with natural cocoon silk),and good interfacial bonding were *** can be automatically woven into arbitrary fabrics,which feature super-hydrophobicity as well as rapid and programmable thermochromic responses with good cyclic performance:the response speed reached to one second and remained stable after hundreds of ***,applications of TCS fabrics in temperature management and dynamic textile displays are demonstrated,confirming their application potential in smart textiles,wearable devices,flexible displays,and human–machine ***,combination of the fabrication and the demonstrated applications is expected to bridge the gap between lab research and industry and accelerate the commercialization of TCSs.

关键词： Silk Thermochromic Smart textile Dynamic display

Quantitative Evaluation of Pseudo Strain Signals Caused by Yarn Structural Deformation

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Advanced Fiber Materials 2022年第2期4卷 214-225页

作者： Shihui Lin Leitao Cao Zhuochen Lv Jing Ren shengjie ling School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210China

Yarn-based strain sensors(YSSs)have shown great promising in the fabrication of wearable devices for their good comfortability and fexible ***,the false signals generated by the changes in the yarn structure of the YSSs are usually *** this study,the generation,the characteristic,and the prediction of these signals were *** recognized that these signals are composed of two negative pseudo peaks and a spurious resistance response *** responses are found to have nothing in common with a true tensile strain,but be attributed to plastic deformation of the *** is due to the fact that the deformation of YSSs exceeds the linear elastic range of the *** the use of pure elastic fbers can eliminate the spurious resistance response plateau,it will lead to an increase in the pseudo peak to the value compared with a true strain signal ***,a theoretical model was established to decouple the real signals from the false responses,ensuring the high sensing accuracy of YSSs for applications in wearable devices and artifcial intelligence *** work provides an in-depth understanding of the response of the YSSs,which might provide inspiration and guidance in the design of high-accuracy fber-based strain sensors.

关键词： Textile strain sensor Pseudo-signal Structure-property relationship Contact resistance

Biopolymer Nanofibers for Nanogenerator Development

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Research 2021年第1期2021卷 30-49页

作者： Lulu Bai Qing Li Ya Yang shengjie ling Haipeng Yu Shouxin Liu Jian Li Wenshuai Chen Key Laboratory of Bio-Based Material Science and Technology Ministry of EducationNortheast Forestry UniversityHarbin 150040China CAS Center for Excellence in Nanoscience Beijing Key Laboratory of Micro-Nano Energy and SensorBeijing Institute of Nanoenergy and NanosystemsChinese Academy of SciencesBeijing 101400China School of Physical Science and Technology ShanghaiTech UniversityShanghai 201210China

The development of nanogenerators(NGs)with optimal performances and functionalities requires more novel *** the past decade,biopolymer nanofibers(BPNFs)have become critical sustainable building blocks in energy-related fields because they have distinctive nanostructures and properties and can be obtained from abundant and renewable *** review summarizes recent advances in the use of BPNFs for NG *** will begin by introducing various strategies for fabricating BPNFs with diverse structures and ***,we will systematically present the utilization of polysaccharide and protein nanofibers for *** will mainly focus on the use of BPNFs to generate bulk materials with tailored structures and properties for assembling of triboelectric and piezoelectric *** use of BPNFs to construct NGs for the generation of electricity from moisture and osmosis is also ***,we illustrate our personal perspectives on several issues that require special attention with regard to future developments in this active field.

关键词： fibers polymer moisture

Nanofibril Organization in Silk Fiber as Inspiration for Ductile and Damage-Tolerant Fiber Design

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Advanced Fiber Materials 2019年第3期1卷 231-240页

作者： Shihui Lin Chao Ye Wenwen Zhang Anchang Xu Shixian Chen Jing Ren shengjie ling School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210China Jiangsu Co‑Innovation Center of Efficient Processing and Utilization of Forest Resources Jiangsu Key Lab of Biomass‑Based Green Fuel and ChemicalsCollege of Chemical EngineeringNanjing Forestry UniversityNanjing 210037China State Key Laboratory of New Textile Materials and Advanced Processing Technology School of Textile Science and EngineeringWuhan Textile UniversityWuhan 430200China

Ductile and damage-tolerant fibers(DDTFs)are desired in aerospace engineering,mechanical engineering,and biomedical engineering because of their ability to prevent the catastrophic sudden structural/mechanical ***,in practice,design and fabrication of DDTFs remain a major challenge due to finite fiber size and limited processing *** this regard,animal silks can provide *** are hierarchically structured protein fibers with an elegant trade-off of mechanical strength,extensibility and damage tolerance,making them one of the toughest materials *** this article,we confirmed that nanofibril organization could improve the ductility and damage-tolerance of silk fibers through restricted fibril shearing,controlled slippage and *** by these strategies,we further established a rational strategy to produce polyamide DDTFs by combining electrospinning and yarn-spinning *** resultant polymeric DDTFs show a silk-like fracture resistance behavior,indicating potential applications in smart textile,biomedicine,and mechanical engineering.

关键词： Fiber Silk Mechanical property Damage tolerance Bioinspired materials

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Silk Fibroin Nacre

Advanced Fiber Materials 2022年第5期4卷 1191-1208页

作者： Chenxi Zhao Yawen Liu Zhuochen Lv Leitao Cao Jing Ren Zhengzhong Shao shengjie ling School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210China State Key Laboratory of Molecular Engineering of Polymers Department of Macromolecular ScienceLaboratory of Advanced MaterialsFudan UniversityShanghai 200433China

Producing lightweight,mechanically strong,ductile,and biocompatible materials remains a significant challenge in material engineering due to the conflict between structural and mechanical *** by the“brick-and-mortar”structure of nacre,a construction with a naturally optimized structure-performance-function relationship,this study developed silk fibroin(SF)nacre as a silk protein-based nacre by integrating ice-templating and thermoplastic molding *** nacres are similar to natural nacre in microstructure,and their strength and toughness are even superior to natural *** mechani-cal properties permit machining by extreme processing techniques,such as ion beam ***,SF nacre can be used to modulate the polarization of laser beams and generate bright structural ***,mechanical robustness,good processability,and tunable coloration allow SF nacres to be used as a plastic replacement for structural engineering and biomedical use,showing promising advancement of such implantable devices towards clinical translation.

关键词： Silk fibroin Nacre Mechanical properties Optical modulation

Correction to:Ultrastable and High-Performance Silk Energy Harvesting Textiles

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Nano-Micro Letters 2020年第3期12卷 197-198页

作者： Chao Ye Shaojun Dong Jing Ren shengjie ling School of Physical Science and Technology Shanghai Tech University

In the original publication,there is line dislocation in *** correct Fig.8 is provided in this *** Access This article is licensed under a Creative Commons Attribution 4.0 International License,which permits use,sharing,adaptation,distribution and reproduction in any medium or format,as long as you give appropriate credit to the original author(s)and the source,provide a link to the Creative Commons licence,and indicate if changes were made.

关键词： Creative Open Access

De Novo Design and Synthesis of Polypeptide Immunomodulators for Resetting Macrophage Polarization

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

BioDesign Research 2023年第1期5卷 37-48页

作者： Na Kong Hongru Ma Zhongji Pu Fengju Wan Dongfang Li Lei Huang Jiazhang Lian Xingxu Huang shengjie ling Haoran Yu Yuan Yao School of Physical Science and Technology ShanghaiTech University393 Middle Huaxia RoadShanghai 201210China. ZJU-Hangzhou Global Scientific and Technological Innovation Center Zhejiang UniversityHangzhou 311215China. College of Chemical and Biological Engineering Zhejiang UniversityHangzhouZhejiang 310027China. Zhejiang Lab HangzhouZhejiang 311121China. School of Life Science and Technology ShanghaiTech UniversityShanghai 201210China. Shanghai Clinical Research and Trial Center Shanghai 201210China.

Modulating the extracellular matrix microenvironment is critical for achieving the desired macrophage phenotype in immune investigations or tumor *** de novo protein design and biosynthesis techniques,herein,we designed a biomimetic polypeptide self-assembled nano-immunomodulator to trigger the activation of a specific macrophage *** was intended to be made up of(GGSGGPGGGPASAAANSASRATSNSP)n,the RGD motif from collagen,and the IKVAV motif from *** combination of these domains allows the biomimetic polypeptide to assemble into extracellular matrix-like nanofibrils,creating an extracellular matrix-like milieu for ***,changing the concentration further provides a facile route to fine-tune macrophage polarization,which enhances antitumor immune responses by precisely resetting tumor-associated macrophage immune responses into an M1-like phenotype,which is generally considered to be tumor-killing macrophages,primarily antitumor,and *** metal or synthetic polymer-based nanoparticles,this polypeptide-based nanomaterial exhibits excellent biocompatibility,high efficacy,and precise tunability in immunomodulatory *** encouraging findings motivate us to continue our research into cancer immunotherapy applications in the future.

关键词： modulator Polarization precise