检索结果-南通市图书馆

Hierarchical Network-Augmented Hydroglasses for Broadband Light Management

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

Research 2021年第1期2021卷 195-206页

作者： zhouyue lei Baohu Wu Peiyi Wu State Key Laboratory for Modification of Chemical Fibers and Polymer Materials College of ChemistryChemical Engineering and BiotechnologyCenter for Advanced Low-Dimension MaterialsDonghua UniversityShanghai 201620China John A.Paulson School of Engineering and Applied Sciences Harvard UniversityCambridgeMA 02138USA Jülich Centre for Neutron Science(JCNS)at Heinz Maier-leibnitz Zentrum(MLZ)Forschungszentrum Jülich Lichtenbergstr.185748 GarchingGermany

Light management is essential for military stealth,optical information communication,and energy-efficient ***,current light management materials face challenges of limited optical modulation range and poor mechanical ***,we report a locally confined polymerization(LCP)approach to develop hierarchical network-augmented hydroglasses(HNAH)based on poly(methacrylic acid)for broadband light management as well as mechanical *** dynamic geometry of the networks ranging from nano-to micro-scale enables to manage the light wavelength over three orders of magnitude,from the ultraviolet(UV)to infrared(IR)band,and reversibly switches transmittance in the visible region.A smart hydroglass window is developed with elasticity,outstanding robustness,self-healing,notch resistance,biosafety by blocking UV radiation,and high solar energy shielding efficacy with a temperature drop of 13℃.Compared to current inorganic glasses and Plexiglas,the hydroglass not only is a promising and versatile candidate but also provides novel insights into the molecular and structural design of broadband light management and optimized mechanical properties.

关键词： glasses versatile ultraviolet

Bio-derived crystalline silk nanosheets for versatile macroscopic assemblies

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 2022年第6期15卷 5538-5544页

作者： Baochang Cheng zhouyue lei Peiyi Wu State Key Laboratory for Modification of Chemical Fibers and Polymer Materials College of ChemistryChemical Engineering and BiotechnologyCenter for Advanced Low-Dimension MaterialsDonghua UniversityShanghai 201620China John A.Paulson School of Engineering and Applied Sciences Harvard UniversityCambridgeMA 02138USA State Key Laboratory of Molecular Engineering of Polymers Department of Macromolecular Science and Laboratory of Advanced MaterialsFudan UniversityShanghai 200433China

Silk fibroin with sophisticated hierarchical architectures from nano to macro scale shows excellent mechanical properties,good biocompatibility,and outstanding *** particular,the crystalline region in silk fibroin contributes high strength and ***,it is difficult to obtain the crystalline silk nanofibrils or nanosheets through top-down *** existing silk-derived components are mainly amorphous and sacrifice the delicate structure of the pristine ***,we report a gentle method to extract the crystalline silk nanosheet(SNS)from the degummed silk *** crystalline SNS has seven strands ofβ-sheet nanocrystal layer and shows a thickness of 2.75 *** can assemble into a membrane via a vacuum filtration process and shows high transparency,excellent thermal stability,outstanding cytocompatibility,and efficient dye ***,without external stimuli,the crystalline SNS is capable of reversibly self-assembling to well-organized *** crystalline SNS is not only a new member of silk fibroin derivatives,but also a promising assemblable unit for versatile *** anticipate this work will provide a new insight into the construction and applications of diverse two-dimensional(2D)functional silk materials.

关键词： silk fibroin hierarchical structure top-down exfoliation crystalline nanosheet reversible self-assembly

Bioinspired Quasi-Solid Ionic Conductors:Materials,Processing,and Applications

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Accounts of Materials Research 2021年第12期2卷 1203-1214页

作者： zhouyue lei Peiyi Wu State Key Laboratory for Modification of Chemical Fibers and Polymer Materials College of ChemistryChemical Engineering and BiotechnologyCenter for Advanced Low-Dimension MaterialsDonghua UniversityShanghai 201620China John A.Paulson School of Engineering and Applied Sciences Harvard UniversityCambridgeMassachusetts 02138United States

CONSPECTUS:Human−machine interactions in the era of the Internet of Things call for the development of intelligent bionic *** by the biological tissues’macromolecular networks and ionic signals,quasi-solid ionic conductors,including artificial hydrogels and nonvolatile ionic elastomers,have attracted increasing interest as a promising candidate to facilitate the human−machine *** from many bionic features such as biocompatibility,softness,and ionic conductivity,the quasi-solid ionic conductors evolve various functions and achieve a broad scope of *** Account highlights the recent progress of bioinspired quasi-solid ionic conductors as a versatile platform for human−machine *** covers topics ranging from materials,processing,and applications to future opportunities and *** begin by introducing bioinspired concepts and the history of artificial ionic ***,we discuss the optimization of quasi-solid ionic conductors in terms of mechanical performance,sensory capabilities,optical properties,and environmental ***,we introduce processing methods and discuss the integration possibility and recyclability of quasisolid ionic ***,we show the human−machine interactions enabled by the quasi-solid ionic conductors,including skinlike sensors,theranostic patches,and ionic power *** the end,we describe the exciting future of integrated artificial ionic systems and briefly discuss opportunities in bioinspired designs and practical applications of the quasi-solid ionic conductors.

关键词： stability. quasi versatile

An intelligent light-managing ionic skin for UV-protection,IR stealth,and optical camouflaged Morse codes

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Science China Materials 2022年第8期65卷 2281-2288页

作者： Xiaofang Shi zhouyue lei Peiyi Wu State Key Laboratory for Modification of Chemical Fibers and Polymer Materials College of ChemistryChemical Engineering and BiotechnologyCenter for Advanced Low-Dimension MaterialsDonghua UniversityShanghai 201620China John A.Paulson School of Engineering and Applied Sciences Harvard UniversityCambridgeMA02138USA State Key Laboratory of Molecular Engineering of Polymers Department of Macromolecular ScienceFudan UniversityShanghai 200433China

Ionic skins that demonstrate great advantages in the mechanical properties and multiple sensory capabilities are regarded as an attractive candidate to mimic functions of human ***,human skin is vulnerable to be damaged under long-time sunlight irradiation,and most of the current ionic skins also lack a protection against harmful ultraviolet and infrared ***,this work develops a multifunctional ionic skin based on ionic conductive and light-managing hydrogels via a facile one-step locally confined *** is mechanically adaptable,able to modulate light in the broadband solar spectrum,and protect human skin from the harmful ultraviolet and infrared ***,without complicated processing,the ionic skin enables human-machine interactions via wireless and optical camouflaged Morse *** believe this work will promote the development of smart wearable devices with multiple customizable functions.

关键词： ionic skins hydrogels light-managing human-machine interfaces

Erratum to:Bio-derived crystalline silk nanosheets for versatile macroscopic assemblies

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

Nano Research 2022年第9期15卷 8675-8675页

作者： Baochang Cheng zhouyue lei Peiyi Wu State Key Laboratory for Modification of Chemical Fibers and Polymer Materials College of ChemistryChemical Engineering and BiotechnologyCenter for Advanced Low-Dimension MaterialsDonghua UniversityShanghai 201620China John A.Paulson School of Engineering and Applied Sciences Harvard UniversityCambridge MA 02138USA State Key Laboratory of Molecular Engineering of Polymers Department of Macromolecular Science and Laboratory of Advanced MaterialsFudan UniversityShanghai 200433China

Erratum to Nano Research 2022,15(6):5538–5544 https://***/10.1007/s12274-022-4124-x The article Bio-derived crystalline silk nanosheets for versatile macroscopic assemblies,written by Baochang Cheng et al.,was erroneously originally published electronically on the publisher’s internet portal(currently SpringerLink)on 15 March 2022 with Fig.6.

关键词： crystalline macroscopic versatile