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Multiple Tin Compounds Modified Carbon Fibers to Construct Heterogeneous Interfaces for Corrosion Prevention and Electromagnetic Wave Absorption

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Nano-Micro Letters 2025年第1期17卷 507-527页

作者： Zhiqiang Guo Di Lan Zirui Jia Zhenguo Gao Xuetao Shi Mukun He Hua Guo Guanglei Wu Pengfei Yin College of Science Sichuan Agricultural UniversityYa’an 625014People’s Republic of China School of Materials Science and Engineering Hubei University of Automotive TechnologyShiyan 442002People’s Republic of China Institute of Materials for Energy and Environment State Key Laboratory of Bio‑Fibers and Eco‑TextilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071People’s Republic of China Shaanxi Key Laboratory of Macromolecular Science and Technology School of Chemistry and Chemical EngineeringNorthwestern Polytechnical UniversityXi’anShaanxi 710072People’s Republic of China

Currently,the demand for electromagnetic wave(EMW)absorbing materials with specific functions and capable of withstanding harsh environments is becoming increasingly ***-component interface engineering is considered an effective means to achieve high-efficiency EMW ***,interface modulation engineering has not been fully discussed and has great potential in the field of EMW *** this study,multi-component tin compound fiber composites based on carbon fiber(CF)substrate were prepared by electrospinning,hydrothermal synthesis,and high-temperature thermal *** utilizing the different properties of different substances,rich heterogeneous interfaces are *** effectively promotes charge transfer and enhances interfacial polarization and conduction *** prepared SnS/SnS_(2)/SnO_(2)/CF composites with abundant heterogeneous interfaces have and exhibit excellent EMW absorption properties at a loading of 50 wt%in epoxy *** minimum reflection loss(RL)is−46.74 dB and the maximum effective absorption bandwidth is 5.28 ***,SnS/SnS_(2)/SnO_(2)/CF epoxy composite coatings exhibited long-term corrosion resistance on Q235 steel ***,this study provides an effective strategy for the design of high-efficiency EMW absorbing materials in complex and harsh environments.

关键词： Electrostatic spinning Component regulation Heterogeneous interfaces Electromagnetic wave absorption Corrosion protection

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Construction of flower-like MoS_(2)decorated on Cu doped CoZn-ZIF derived N-doped carbon as superior microwave absorber

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Nano Research 2024年第9期17卷 8250-8260页

作者： Yun Han Di Lan Mengjun Han Zihao Xia Jiaxiao Zou Zirui Jia College of Chemistry and Chemical Engineering Qingdao UniversityQingdao 266071China School of Materials Science and Engineering Hubei University of Automotive TechnologyShiyan 442002China

The rational design of composition nanostructures and morphologies of the carbon-based composites materials has a significant potential for tuning electromagnetic parameters and thereby improving their performance as electromagnetic wave(EMW)*** this work,the flower-like Cu/Co-NC/MoS_(2)(NC=N-doped carbon skeleton)composites were successfully prepared by employing CuCoZn-ZIF(ZIF=zeolitic imidazolate framework)as precursor with subsequent annealing and hydrothermal *** unique flower-like morphology and electromagnetic synergy strategy between components enable the as-obtained Cu/Co-NC/MoS_(2)composites to exhibit outstanding microwave absorption ***,the minimum reflection loss of Cu/Co-NC/MoS_(2)reaches-54.36 dB at 2.7 *** the thickness reduces to 2.2 mm,the maximum effective absorption bandwidth can be achieved as large as 6.72 *** research develops useful ideas for optimizing multicomponent microwave absorbing materials.

关键词： ternary metal-organic frameworks(MOFs) MoS_(2) flower-like morphology microwave absorption

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Core-shell Ni_(3)Sn_(2)@C particles anchore d on 3D N-dope d porous carbon skeleton for modulated electromagnetic wave absorption

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Journal of Materials Science & Technology 2023年第27期158卷 242-252页

作者： Hongxia Zhang Kaige Sun Kangkang Sun Lei Chen Guanglei Wu Institute of Materials for Energy and Environment State Key Laboratory of Bio-fibers and Eco-textilesCollege of Materials Science and EngineeringQingdao University266071 QingdaoChina State Key Laboratory of Tribology Tsinghua University100084 BeijingChina School of Chemical Engineering The University of Queensland4072 St LuciaQLDAustralia

Synthesizing multi-component composites via a straightforward,reliable,and scalable approach has been ***,a three-dimensional nitrogen-doped porous carbon decorated with core-shell Ni_(3)Sn_(2)@carbon particles(3D N-PC/Ni_(3)Sn_(2)@C)was customized through a simple salt-template pyrolysis *** formed Ni_(3)Sn_(2) particles are perfectly surrounded by crystalline carbon layers and em-bedded in 3D carbon walls during *** dual protection of crystalline carbon layers and porous carbon walls guarantees the electrical conductivity and stability of Ni_(3)Sn_(2).The intriguing 3D and core-shell structure coupled with the introduction of multiple components empowers the composite with rich heterogeneous interface and conductive network,and contributes to the lightweight,corrosion resistance,oxidation resistance,and superior stability of electromagnetic(EM)wave *** N-PC/Ni_(3)Sn_(2)@C possesses the minimum reflection loss(RL min)of-54.01 dB and wide effective absorption bandwidth(EAB)of 7.36 GHz under a low filler content of less than 10%.The concept in the work proposes a facile,eco-friendly,and scalable pathway for the synthesis of other heterogeneous structures of EM wave ab-sorbers.

关键词： Nitrogen doping Ni_(3)Sn_(2) 3D conductivity network Microwave absorption Ultra-low filler loading

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Electrospun Fe_(0.64)Ni_(0.36)/MXene/CNFs nanofibrous membranes with multicomponent heterostructures as flexible electromagnetic wave absorbers

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Nano Research 2023年第2期16卷 3395-3407页

作者： Shuo Zhang Zirui Jia Yan Zhang Guanglei Wu Institute of Materials for Energy and Environment State Key Laboratory of Bio-fibers and Eco-textilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071China College of Chemistry and Chemical Engineering Qingdao UniversityQingdao 266071China Weihai Innovation Institute Qingdao UniversityWeihai 264200China

Two-dimensional metal carbide or nitride materials(MXenes)are widely used in electromagnetic wave absorption because of their unique ***,a novel composite preparation strategy has been proposed to design dendritic nanofibers based on the electrostatic spinning *** multifunctional MXene nanosheets are used as the dendritic matrix,and magnetic nanoparticles are embedded in the nanosheets as magnetic loss *** nanocomposites have interlaced carbon fiber networks,large-scale magnetically coupled networks,and a lot of multi-heterojunction interface structures,which endow the composites with extraordinary conduction loss,magnetic loss,and polarization loss capabilities,*** impedance matching and loss mechanisms of the composites are improved by optimizing the synergistic relationship between the components and building a suitable *** optimum reflection loss(RL)of−54.1 dB is achieved at 2.7 mm and a wide effective absorption bandwidth(EAB,RL below−10 dB)of 7.76 GHz is obtained at a small thickness of 2.1 mm for the *** distinctive microstructures of the nanofibrous membranes give rise to their flexibility,waterproof,and electromagnetic wave absorption performance and endow the nanofibrous membranes potential to be utilized as lightweight,efficient electromagnetic wave protective fabric in harsh environment.

关键词： MXene Fe_(0.64)Ni_(0.36) nanofibers electromagnetic wave absorption electrospinning

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Tunable Co/ZnO/C@MWCNTs based on carbon nanotube-coated MOF with excellent microwave absorption properties

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Journal of Materials Science & Technology 2022年第32期127卷 153-163页

作者： Zirui Jia Mingyue Kong Bowen Yu Yingzhuo Ma Jiaying Pan Guanglei Wu Institute of Materials for Energy and Environment State Key Laboratory of Bio-Fibers and Eco-TextilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071China College of Chemistry and Chemical Engineering Qingdao UniversityQingdao 266071China Weihai Innovation Institute Qingdao UniversityWeihai 264200China

The development of global information technology makes human life intelligent,and the large-scale use of various electronic devices increases the electromagnetic radiation in the surrounding *** has created a requirement for the development of high-performance electromagnetic wave absorbers to eliminate electromagnetic ***,the preparation of electromagnetic wave absorbers with excellent electromagnetic loss capability remains a great ***,we present a method to prepare Co/ZnO/C@MWCNTs(CZC@M)composites by pyrolysis of ZnCo-MOF@MWCNTs(MOF@M).Specifically,MWCNTs are uniformly distributed on the CZC surface to form multiple heterogeneous interfaces,which will lead to an increase in *** addition,changing the amounts of MWCNTs in the composite can modulate its dielectric constant and impedance matching ***,at only 10%sample content,the minimum reflection loss of-41.75 d B and the maximum effective absorption bandwidth of 4.72 GHz are obtained at thicknesses of 2.4 mm and 2.2 mm,***,the results reported in this work provide a new design strategy for the synthesis of high-performance electromagnetic wave absorbers with potential applications in the elimination of electromagnetic pollution.

关键词： MWCNTs Metal organic frameworks CZC@M Microwave absorption

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Magnetic manganese-based composites with multiple loss mechanisms towards broadband absorption

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Nano Research 2022年第6期15卷 5590-5600页

作者： Yue Liu Zirui Jia Qianqian Zhan Yuhao Dong Qimeng Xu Guanglei Wu Institute of Materials for Energy and Environment State Key Laboratory of Bio-fibers and Eco-textilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071China College of Chemistry and Chemical Engineering Qingdao UniversityQingdao 266071China Weihai Innovation Institute Qingdao UniversityWeihai 264200China School of Materials Science and Engineering Henan University of Science and TechnologyLuoyang 471023China

The weak dielectric properties and the lack of magnetic loss of manganese-based absorbers are obstructed as the new generation of electromagnetic wave absorption(EMA)materials applying in microelectronic ***,the sulfuration and subsequent compounding strategies have been employed to enhance the EMA performance of multi-shell nanosphere-shaped Mn_(2)O_(3)*** the narrow bandgap,the as-obtained MnS possesses reinforced electrical conductivity,which is conducive to conductivity *** importantly,the presence of potential difference between different phases will form space charge region at the heterogeneous interface,thus favoring interfacial ***,the improvement of magnetic loss is attributed to the presence of Co_(3)O_(4)***,the composites present enhanced EMA performance than original Mn_(2)O_(3).Specifically,the minimum reflection loss of as-prepared composites is−51.4 dB at the thickness of 1.8 mm and the broad effective absorption bandwidth reaches 6.2 GHz at 1.9 *** low matching thickness and high absorption efficiency in this work can provide a convincing reference when designing distinguished manganese-based absorbers.

关键词： manganese-based composites core@shell structure space charge polarization dielectric loss electromagnetic wave absorption

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Rational manipulation of composition and construction toward Zn/Co bimetal hybrids for electromagnetic wave absorption

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Journal of Materials Science & Technology 2023年第3期134卷 254-261页

作者： Xiuyun Ren Yihe Song Zhenguo Gao Yalan Wu Zirui Jia Guanglei Wu Institute of Materials for Energy and Environment State Key Laboratory of Biofibers and Eco-TextilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071China School of Chemistry and Chemical Engineering Northwestern Polytechnical UniversityXi’an 710072China Department of Nephrology Xi’an People’s HospitalXi’an 710000China

Rational manipulation of multi-metal hybrids with controllable compositions and constructions is evolv-ing as an efficacious strategy for tunable electromagnetic(EM)characteristics and EM wave(EMW)***,a novel bi-orientation etching approach is proposed to regulate the chemical composi-tions and hybridization construction of Zn/Co hybrids,thence meeting the synergistic interaction among diverse compositions for ultra-high EMW *** to the stepwise heterometallic modi-fication by Zn in Co-ZIFs(Zn@Co-ZIF)and Co in Zn-ZIFs(Co@Zn-ZIF),corresponding pyrolysis products with variable Zn/Co atomic concentration and hybridization states(Zn@Co-C,Co@Zn-C)can be *** Co species was confirmed to have a positive impact on both the dielectric and magnetic response,while an appropriate amount of Zn hybridization in Co substance further enhanced the synergistic ef-fect between multiple loss mechanisms,promoting the minimum reflection loss and effective absorption bandwidth of Zn@Co-C reached-34.99 dB and 5.52 GHz(2.00 mm),***,this work re-veals the composition and construction dependency of bimetal hybrids on EMW absorption,which can be a strong reference for developing EMAs with diverse hybridization structures.

关键词： Hybridization Composition Construction Electromagnetic wave absorption

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Current advances of transition metal dichalcogenides in electromagnetic wave absorption:A brief review

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International Journal of Minerals,Metallurgy and Materials 2023年第3期30卷 428-445页

作者： Shijie Zhang Jiying Li Xiaotian Jin Guanglei Wu School of Material Science and Engineering Henan Province Engineering Research Center of New Cermet Matrix CompositesHenan University of TechnologyZhengzhou 450001China Institute of Materials for Energy and Environment State Key Laboratory of Bio-fibers and Eco-textilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071China

Transition metal dichalcogenides(TMDs)show great advantages in electromagnetic wave(EMW)absorption due to their unique structure and electrical *** research works on TMD-based EMW absorbers have been conducted in the last three years,and the comprehensive and systematical summary is still a ***,it is of great significance to elaborate on the interaction among the morphologies,structures,phases,components,and EMW absorption performances of TMD-based *** review is devoted to analyzing TMD-based absorbers from the following perspectives:the EMW absorption regulation strategies of TMDs and the latest progress of TMD-based hybrids as EMW *** absorption mechanisms and component-performance dependency of these achievements are also ***,a straightforward insight into industrial revolution upgrading in this promising field is proposed.

关键词： transition metal dichalcogenides phase manipulation hybrids hierarchical structure absorption mechanism

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Hierarchical porous hollow graphitized carbon@MoS_(2)with wideband EM dissipation capability

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Journal of Materials Science & Technology 2021年第24期83卷 239-247页

作者： Lieji Yang Tianwei Deng Zirui Jia Xiaodi Zhou Hualiang Lv Yutao Zhu Juncen Liu Zhihong Yang College of Material Science and Technology Nanjing University of Aeronautics and AstronauticsNanjing210016China William G.Lowrie Department of Chemical and Biomolecular Engineering The Ohio State UniversityColumbusOHUSA Fu Foundation School of Engineering and Applied Science Columbia UniversityNew York10027USA State Key Laboratory of Biofibers and Eco-textiles College of Chemistry and Chemical EngineeringQingdao UniversityQingdao266071China

Core-shell materials are promising broadband electromagnetic(EM)absorption materials since the highly component manipulation performance,interfacial effect ***,a well-defined core-shell shaped structure constructed by 2-dimensional Mo S_(2)nanosheets-coated porous hollow carbon has been successfully designed with controlled pore-sizes of the core,adjustable shell content,and *** effectively optimizing the parameters for these factors,the as-prepared hierarchical porous hollow C@Mo S_(2)sample enables an ultra-width EM absorption ability(covering 11.4-18.0 GHz)at a thickness of only 2.0 *** detailed contributions of each component and structure on the excellent EM absorption capability have been *** encouraging results indicate that the development of core-shell composites with multiple controllable physical factors is of great significance for the future ultra-wideband electromagnetic absorbers.

关键词： Porous hollow carbon@MoS_(2) Dielectric dissipation Pore-controllable core Wideband electromagnetic absorption

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Construction of NiCeO_(x) nanosheets-skeleton cross-linked by carbon nanotubes networks for efficient electromagnetic wave absorption

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Journal of Materials Science & Technology 2023年第16期147卷 16-25页

作者： Xinmeng Huang Xuehua Liu Yan Zhang Jixi Zhou Guanglei Wu Zirui Jia Institute of Materials for Energy and Environment State Key Laboratory of Bio-fibers and Eco-textilesCollege of Materials Science and EngineeringQingdao UniversityQingdao 266071China College of Chemistry and Chemical Engineering Qingdao UniversityQingdao 266071China

In this work,two-dimensional NiCeOx nanosheet-modified carbon nanotubes(CNTs)composites were prepared by a hydrothermal *** with different morphologies can be formed by adjusting the addition ratio of nickel salt and cerium salt,and the introduction of CNTs in the subsequent synthesis process can effectively prevent the aggregation of NiCeOx *** studies show that hexagonal NiCeOx nanosheets with a size of 100 nm are uniformly intertwined with *** applied to the attenuation of electromagnetic waves,NiCeOx/CNTs composites exhibit better electromagnetic wave(EMW)absorption performance than pure CNTs and NiCeOx nanosheets due to improved impedance matching and multiple polarization *** the matching thickness of 1.9 mm,the composite exhibits a minimum reflection loss(RL_(min))of–53.2 dB and an effective absorption bandwidth(RL<–10 dB)of 5.04 GHz with a thickness of 2.3 *** results indicate that the as-prepared NiCeOx/CNTs composites have excellent EMW absorption performance and are expected to be a candidate material for EMW absorption.

关键词： NiCeOx nanosheets Carbon nanotubes Dipole polarization Impedance matching Electromagnetic wave absorption

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