Composites Communications最新文献_第4页

Multifunctional Polysulfonamide/AgNWs aerogel for electromagnetic interference shielding

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-19 DOI: 10.1016/j.coco.2025.102346

Junyi Wang , Qian Zhang , Shuo Zhang , Runzheng Liu , Yin Zhang , Yinming Wang , Jinfa Ming

{"title":"Multifunctional Polysulfonamide/AgNWs aerogel for electromagnetic interference shielding","authors":"Junyi Wang , Qian Zhang , Shuo Zhang , Runzheng Liu , Yin Zhang , Yinming Wang , Jinfa Ming","doi":"10.1016/j.coco.2025.102346","DOIUrl":"10.1016/j.coco.2025.102346","url":null,"abstract":"<div><div>Electromagnetic interference (EMI) shielding materials are crucial for high-end electronic products, requiring lightweight, low density, and excellent shielding performance, especially in extreme conditions. In our work, polysulfonamide/silver nanowires (PSA/AgNWs) aerogels with different AgNWs contents and thickness are fabricated. The resultant aerogels show AgNWs with 50–90 nm length are distributed evenly inside the aerogel, and it does not destroy the original 3D network structure of aerogel, maintaining excellent compressive properties (11.2912 kPa), chemical corrosion resistance, heat insulation property (36.47 mW/m·K), and self-cleaning property. PSA/AgNWs-0.5 aerogel with 0.0123 g/cm<sup>3</sup> density and 15 mm thickness owns excellent EMI shielding, and its SET value reaches 44.04 dB. When the thickness of PSA/AgNWs-0.5 aerogel is compressed to 5 mm, the SET and SSE values reach 90.78 dB and 7380.49 dB cm<sup>3</sup>/g. Even if PSA/AgNWs-0.5 aerogel is exposed to acid and alkali conditions, the fluctuation of SET value is little. The superior EMI shielding performance and stability in extreme environments of the resultant PSA/AgNWs aerogel suggests a promising application potential in advanced electronics products.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102346"},"PeriodicalIF":6.5,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143697705","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Tuning the properties of multicomponent microspheres for synergistic bone regeneration

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-19 DOI: 10.1016/j.coco.2025.102348

Qingming Ji , Xia Sheng , Zhenyu Wang , Archana Bhaw-Luximon , Zongliang Wang , Min Guo , Yu Wang , Yi Liu , Peibiao Zhang

{"title":"Tuning the properties of multicomponent microspheres for synergistic bone regeneration","authors":"Qingming Ji , Xia Sheng , Zhenyu Wang , Archana Bhaw-Luximon , Zongliang Wang , Min Guo , Yu Wang , Yi Liu , Peibiao Zhang","doi":"10.1016/j.coco.2025.102348","DOIUrl":"10.1016/j.coco.2025.102348","url":null,"abstract":"<div><div>A bone graft with tunable chemical composition and biodegradability has been developed to enhance bone fusion and regeneration. This graft consists of calcium sulfate/polyetheretherketone (CaSO<sub>4</sub>/PEEK) microspheres and hydroxyapatite/poly (lactic-glycolic acid) (HA/PLGA) microspheres. As the CaSO<sub>4</sub> content in the CaSO<sub>4</sub>/PEEK microspheres increased from 10 % to 40 %, both the calcium content and the microstructural topology of the microspheres significantly improved, thereby enhancing in vitro mineralization and cellular response. Microspheres of varying ratios of CaSO<sub>4</sub>/PEEK and HA/PLGA were implanted into critical-sized rat calvarial defects. Well-developed new bone tissue extended along the surface of the microspheres and grew into the space created by the degradation of the HA/PLGA microspheres. The bone defect region implanted with a mixture of CaSO<sub>4</sub>/PEEK and HA/PLGA microspheres in a ratio of 5:5 or 7:3 fused with the edge of the host bone after 8 weeks. The structural support provided by the non-degradable CaSO<sub>4</sub>/PEEK microspheres, combined with the new bone ingrowth facilitated by the degradable HA/PLGA microspheres, synergistically promoted the process of bone remodeling. Therefore, these multicomponent microspheres demonstrate significant potential in orthopedic bone grafting due to their ability to reduce the area of bone defects, shorten the distance for bone fusion, and accelerate bone healing.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102348"},"PeriodicalIF":6.5,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143734780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Efficient dye desalination of nanofiltration membrane prepared by multi-arm amine-rich compound via interfacial polymerization

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-19 DOI: 10.1016/j.coco.2025.102339

Yi Wang, Jian Dong, Liangliang Dong, Weifu Dong, Mingqing Chen, Dongjian Shi

{"title":"Efficient dye desalination of nanofiltration membrane prepared by multi-arm amine-rich compound via interfacial polymerization","authors":"Yi Wang, Jian Dong, Liangliang Dong, Weifu Dong, Mingqing Chen, Dongjian Shi","doi":"10.1016/j.coco.2025.102339","DOIUrl":"10.1016/j.coco.2025.102339","url":null,"abstract":"<div><div>Membrane separation is a highly adaptable technology for dye wastewater treatment yet existing polymeric membranes face critical limitations in simultaneously achieving high dye rejection and salt penetration. Conventional amine monomers typically produce dense separation layers through interfacial polymerization, resulting in compromised permeability and inadequate selectivity for low molecular weight dyes. To address these challenges, this work designed and prepared a four-arm amine-rich compound (TTa) to serve as the aqueous monomer for preparing nanofiltration membranes via interfacial polymerization. TTa's four amine groups showed high reactivity with TMC and formed multidimensional crosslinking for creating regulatable thickness, pore size and surface charge. The membrane exhibited high salt penetration (rejection rate of 12.3% for Na<sub>2</sub>SO<sub>4</sub> and 10.4% for NaCl) and high rejection of various dyes (96.2% for congo red, 99.3% for methylene blue and 99.5% for direct red 80). In addition, the membrane exhibited a good anti-fouling property against BSA. The resultant membrane has great potential applications in wastewater treatment and separation of dyes and salts.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102339"},"PeriodicalIF":6.5,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Analysis of the tensile mechanical performance of the adhesive and rivet hybrid connection in carbon fiber reinforced composite rail vehicles

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-19 DOI: 10.1016/j.coco.2025.102347

Yong Peng , Jiajie Yin , Xin Wang , Xuanzhen Chen , Kui Wang , Zhiqiang Huang , Fang Wang , Honghao Zhang

{"title":"Analysis of the tensile mechanical performance of the adhesive and rivet hybrid connection in carbon fiber reinforced composite rail vehicles","authors":"Yong Peng , Jiajie Yin , Xin Wang , Xuanzhen Chen , Kui Wang , Zhiqiang Huang , Fang Wang , Honghao Zhang","doi":"10.1016/j.coco.2025.102347","DOIUrl":"10.1016/j.coco.2025.102347","url":null,"abstract":"<div><div>This study demonstrates the development of a high-strength carbon fiber-reinforced polymer (CFRP) composite connection for rail vehicles. The structure combines adhesive bonding and riveting techniques. Experimental testing and numerical simulations were employed to conduct an in-depth investigation into the mechanical response and damage characteristics of the train body connection module under quasi-static tensile loading conditions. This study utilizes a validated finite element model to investigate the effects of adhesive length and rivet pitch on the tensile behavior of the components. A detailed analysis of the mechanical behavior of the components was performed using a finite element simulation model in Abaqus/Explicit. The model incorporated a progressive damage framework based on the modified Hashin-Yeh failure criterion to capture intralaminar damage mechanisms. The cohesive zone model was used to simulate delamination and adhesive failure. Based on the validated finite element model, an optimized design strategy was implemented to improve the load-bearing capacity of the structural components by 27.9 %. The results also revealed that both adhesive length and rivet pitch effectively enhanced the load-bearing capacity of the components, highlighting the potential of composite materials in optimizing the mechanical performance of CFRP body connection structures for rail vehicles.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102347"},"PeriodicalIF":6.5,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143714903","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Engineered functional segments enabled mechanically robust, photothermal self-healing, recyclable, and durable rosin-based superhydrophobic composite coatings

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-12 DOI: 10.1016/j.coco.2025.102345

Jianben Xu , Yuedong Xing , Jie Cheng , Wenzhe Niu , Zhangyan Shi , Xiaomei Xu , Xiang Xu , Faai Zhang

{"title":"Engineered functional segments enabled mechanically robust, photothermal self-healing, recyclable, and durable rosin-based superhydrophobic composite coatings","authors":"Jianben Xu , Yuedong Xing , Jie Cheng , Wenzhe Niu , Zhangyan Shi , Xiaomei Xu , Xiang Xu , Faai Zhang","doi":"10.1016/j.coco.2025.102345","DOIUrl":"10.1016/j.coco.2025.102345","url":null,"abstract":"<div><div>Superhydrophobic coatings often face limited applications due to short service life. Therefore, imparting photothermal self-healing capabilities to these coatings can significantly extend their service life and promote material sustainability. Herein, we engineered oxime−carbamate, multiple hydrogen bonds, and fluorine-modified polydopamine particles (PDA@FAS) to develop durable, rosin-based superhydrophobic composite coatings (POUR/PDA@FAS). Incorporating PDA@FAS and rigid tricyclic phenanthrene skeleton of rosin in the composites confers impressive mechanical properties, including high strength (33.6 ± 1.2 MPa), impressive elongation at break (956 ± 17 %), exceptional toughness (125.2 ± 2.7 MJ m<sup>−3</sup>). PDA@FAS, acting as both a photothermal agent and a hydrophobic segment, enabled superior superhydrophobicity (water contact angle of 163.1 ± 1.5°), efficient photothermal conversion (reaching up to 148.5 °C under near-infrared irradiation within 30 s), and excellent photothermal self-healing efficiency (up to 93.9 ± 0.7 % within 40 s). These coatings also exhibit excellent self-cleaning, antifouling, and deicing properties and maintain their superhydrophobicity despite mechanical damage, chemical exposure, and sunlight. This work offers a novel design approach for creating next-generation high-performance superhydrophobic coatings that integrate high robustness, ductility, self-repairability, reusability, durability and sustainability.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102345"},"PeriodicalIF":6.5,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143632183","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Assembly of phytic acid-Ni2+ via bionic poly-dopamine-mediated to construct a core-shell MgCO3 for fire-safe EVA composites

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-10 DOI: 10.1016/j.coco.2025.102340

Xiaojing Duan , Jiachen Zhu , Chenyang Li , Huidong Fang , Wanji Zhou , Shiai Xu

{"title":"Assembly of phytic acid-Ni2+ via bionic poly-dopamine-mediated to construct a core-shell MgCO3 for fire-safe EVA composites","authors":"Xiaojing Duan , Jiachen Zhu , Chenyang Li , Huidong Fang , Wanji Zhou , Shiai Xu","doi":"10.1016/j.coco.2025.102340","DOIUrl":"10.1016/j.coco.2025.102340","url":null,"abstract":"<div><div>A mussel-inspired polydopamine-assisted layer-by-layer assembly combined with a metal-chelating strategy using phytic acid was employed to synthesize a novel multi-level core-shell magnesium carbonate-based flame retardant (AMC@PDA@PA-Ni) for enhancing the fire safety of ethylene vinyl acetate (EVA) copolymers. The incorporation of 50 wt% AMC@PDA@PA-Ni increased the LOI of the EVA composite to 30.3 %, achieving a UL94 V-1 rating. Compared to pristine EVA, the composite exhibited a 63.3 % reduction in peak heat release rate (pHRR) and a 66.7 % decrease in peak smoke release rate (pSPR). At elevated temperatures, the combined effects of AMC's gas-solid phase flame retardancy, the phosphorus-containing flame retardant's quenching action, and the transition metal nickel's catalytic charring capability significantly contributed to the composite's superior fire resistance. Additionally, the tensile strength of the EVA/AMC@PDA@PA-Ni composite increased by 97.6 % relative to EVA/AMC, attributed to the PDA modification, which enhanced filler dispersion and interfacial adhesion. This study introduces a facile and effective strategy for developing bio-based multi-level core-shell hybrid flame retardants with outstanding fire resistance and mechanical strength retention.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102340"},"PeriodicalIF":6.5,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143628031","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Polyvinyl alcohol/quaternary ammonium chitosan hydrogels with excellent conductivity, adhesion, antibacterial and biocompatibility for wearable sensors

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-10 DOI: 10.1016/j.coco.2025.102342

Yanwen Xiao , Qiaoyu Huang , Yong Hu , Yige Chen , Man Zhou , Zhaoxia Chen , Xueliang Jiang , Yuhong Zhang

{"title":"Polyvinyl alcohol/quaternary ammonium chitosan hydrogels with excellent conductivity, adhesion, antibacterial and biocompatibility for wearable sensors","authors":"Yanwen Xiao , Qiaoyu Huang , Yong Hu , Yige Chen , Man Zhou , Zhaoxia Chen , Xueliang Jiang , Yuhong Zhang","doi":"10.1016/j.coco.2025.102342","DOIUrl":"10.1016/j.coco.2025.102342","url":null,"abstract":"<div><div>Creating conductive hydrogel flexible wearable sensors with excellent conductivity, adhesion, antibacterial and biocompatibility still poses a challenge. Herein, an electrically stable multifunctional poly (vinyl alcohol)/quaternary ammonium chitosan-lithium ion conducting hydrogel (PVA/HACC-Li<sup>+</sup>) was fabricated. PVA-based hydrogels regulated by Li<sup>+</sup> and HACC have high electrical conductivity (12.35 ms/cm), high stretchability (∼372 %), excellent antibacterial properties, effectively inhibiting both Escherichia coli and Staphylococcus aureus, and very good biocompatibility (L929 cell survival rate of 108.76 %). Moreover, PVA/HACC-Li<sup>+</sup> hydrogel successfully serve as strain sensor, which can accurately identify different joint and subtle muscle movements signals of the human body with high sensitivity (GF = 2.42), wide sensing range (0–300 %) and fast response time (183 ms). Thus, this endeavor offers a feasible method for utilizing versatile multifunctional hydrogels in the field of motion monitoring and serves a practical reference for the diverse applications within wearable electronic skin.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102342"},"PeriodicalIF":6.5,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143621190","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Hydrophobic modification of wood membrane via dual silanes in aqueous system: Constructing efficient oil-water separation materials 在水体系中通过双硅烷对木质膜进行疏水改性：构建高效的油水分离材料

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-10 DOI: 10.1016/j.coco.2025.102341

Zekai Mei , Yang Su , Pan Shi , Jiamei Sheng , Fangong Kong , Huining Xiao , Hongqi Dai , Jingquan Han , Weisheng Yang

{"title":"Hydrophobic modification of wood membrane via dual silanes in aqueous system: Constructing efficient oil-water separation materials","authors":"Zekai Mei , Yang Su , Pan Shi , Jiamei Sheng , Fangong Kong , Huining Xiao , Hongqi Dai , Jingquan Han , Weisheng Yang","doi":"10.1016/j.coco.2025.102341","DOIUrl":"10.1016/j.coco.2025.102341","url":null,"abstract":"<div><div>Oil-water separation is a critical challenge in current environmental remediation and industrial production, urgently requiring the development of innovative materials with high efficiency, selectivity and sustainability. In this study, a facile aqueous media dual-silane modification approach is employed to functionalize the wood membrane, thereby preparing a hydrophobic FS-AS@Wood filter. The FS-AS@Wood achieves a stable water contact angle of 140° to 144°, which repels the water and selectively allows oil to pass through. FS-AS@Wood retains exceptional hydrophobicity even when subjected to mechanical and chemical damage, such as continuous sandpaper abrasion and exposure to strong acids and bases, while demonstrating self-cleaning properties. FS-AS@Wood exhibits excellent oil-water interface selectivity, achieving a separation efficiency of 97.8–98.5 % at a flux of 2000–2400 L m<sup>−2</sup> h<sup>−1</sup> when processing heavy oil-water mixtures, and maintaining high efficiency and stability even after 40 cyclic operations. For light oil-water mixtures, the adsorption capacity reaches 4–7 times its weight. This study shows that FS-AS@Wood is a promising material for treating oil contaminants from different fields.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102341"},"PeriodicalIF":6.5,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143628032","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Ambient pressure dried polyimide/silica aerogels for efficient radar stealth at high temperature

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-07 DOI: 10.1016/j.coco.2025.102338

Mingyang Zhu , Wei Li , Siyuan Yang , Peiyuan Zou , Yanjun Zhang , Mingzhen Xu , Shuangshuang Li , Xinwei Tang , Yezi Lu , Kaixin Lai , Wei Hong , Zicheng Wang

{"title":"Ambient pressure dried polyimide/silica aerogels for efficient radar stealth at high temperature","authors":"Mingyang Zhu , Wei Li , Siyuan Yang , Peiyuan Zou , Yanjun Zhang , Mingzhen Xu , Shuangshuang Li , Xinwei Tang , Yezi Lu , Kaixin Lai , Wei Hong , Zicheng Wang","doi":"10.1016/j.coco.2025.102338","DOIUrl":"10.1016/j.coco.2025.102338","url":null,"abstract":"<div><div>A facile and scalable magnetic polyimide-based silica composite aerogel with excellent mechanical and radar stealth performance at high temperature is successfully fabricated via free-foaming of polyimide, impregnating GN/Fe<sub>3</sub>O<sub>4</sub> and silica sol, followed by ambient pressure drying process. The free-foamed polyimide foam is employed to support the loading of silica aerogel. As silica sol precursor, hydrolysis and polymerization of methyltrimethoxysilane significantly reinforces the interfacial interaction between polyimide skeleton, GN/Fe<sub>3</sub>O<sub>4</sub> and silica aerogel through the hydrogen bonding effect. Meanwhile, the existence of methyl groups in methyltrimethoxysilane effectively preserve the structural integrity of aerogel during ambient pressure drying process. As a result, the formation of polyimide-based silica composite aerogel with strong interfacial interaction brings an excellent thermal insulation and stability, and outstanding mechanical properties. The effective loading of GN and Fe<sub>3</sub>O<sub>4</sub> can promote the optimization of impedance matching and the formation of multiple loss mechanisms, endowing it with an efficient radar stealth performance at 300 °C. Such excellent comprehensive performance makes it possible to become a promising candidate for high-temperature radar stealth materials in application scenarios of engine areas on tank and/or warplane.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102338"},"PeriodicalIF":6.5,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143600727","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Exploring the functional properties of ternary Ag@PEG@Mg-ZnFe2O4 nanocomposite for low-frequency electronics, and ferromagnetic resonance (FMR) applications

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-03-06 DOI: 10.1016/j.coco.2025.102337

Saima Perveen , Ghulam Mustafa , Nico Dix , Ana Vila-Costa , Martí Gich , Fahad Azad

{"title":"Exploring the functional properties of ternary Ag@PEG@Mg-ZnFe2O4 nanocomposite for low-frequency electronics, and ferromagnetic resonance (FMR) applications","authors":"Saima Perveen , Ghulam Mustafa , Nico Dix , Ana Vila-Costa , Martí Gich , Fahad Azad","doi":"10.1016/j.coco.2025.102337","DOIUrl":"10.1016/j.coco.2025.102337","url":null,"abstract":"<div><div>The pursuit of high-performance low-frequency electronics and magnetically tunable devices has increased the demand for multifunctional nanocomposites with controlled magnetic and dielectric properties. This study explores the potential of ternary Ag@PEG@Mg-ZnFe<sub>2</sub>O<sub>4</sub> nanocomposite in comparison to pristine Mg-ZnFe<sub>2</sub>O<sub>4</sub>, Ag@Mg-ZnFe<sub>2</sub>O<sub>4,</sub> and PEG@Mg-ZnFe<sub>2</sub>O<sub>4</sub> for low-frequency energy storage and microwave applications. X-ray diffraction (XRD) was employed to study the phase purity and structural properties of the binary and ternary nanocomposites. Fourier transform infrared spectroscopy (FTIR) and X-ray photoelectron spectroscopy (XPS) were utilized to confirm carbon-related functional groups and the electronic state of silver in the nanocomposite, respectively. The morphological analysis disclosed the role of polyethylene glycol in controlling the agglomeration of silver and Mg-ZnFe<sub>2</sub>O<sub>4</sub> phases in the nanocomposite. Functional properties of Ag@PEG@Mg-ZnFe<sub>2</sub>O<sub>4</sub> exhibit substantial dielectric permittivity with minimal tangent loss (<em>δ</em>) and low charge transfer resistance, alongside soft-magnetic superparamagnetic-like behavior with very low coercivity. Given the relevance of magnetic composites in microwave communication applications, ferromagnetic resonance spectroscopy was conducted up to 40 GHz with an external magnetic field applied. Results indicate that the ternary Ag@PEG@Mg-ZnFe<sub>2</sub>O<sub>4</sub> nanocomposite maintains a response comparable to pure Mg-ZnFe<sub>2</sub>O<sub>4</sub>. This investigation envisions the dual use of the synthesized ternary Ag@PEG@Mg-ZnFe<sub>2</sub>O<sub>4</sub> nanocomposite in low-frequency energy storage electronics and ferromagnetic microwave communication applications.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"56 ","pages":"Article 102337"},"PeriodicalIF":6.5,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143592842","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0