Composites Communications最新文献_第7页

Screen-printed large-area wearable graphene-coated cotton fabric-based thermoelectric generator for solar energy harvesting and health monitoring 用于太阳能收集和健康监测的丝网印刷大面积可穿戴石墨烯涂层棉织物热电发电机

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-17 DOI: 10.1016/j.coco.2025.102526

Yazhou Zhang , Longxi Zhao , Jiahui Li , Wei-Xin Liu , Ting-Ting Li , Ching-Wen Lou , Bing-Chiuan Shiu

{"title":"Screen-printed large-area wearable graphene-coated cotton fabric-based thermoelectric generator for solar energy harvesting and health monitoring","authors":"Yazhou Zhang , Longxi Zhao , Jiahui Li , Wei-Xin Liu , Ting-Ting Li , Ching-Wen Lou , Bing-Chiuan Shiu","doi":"10.1016/j.coco.2025.102526","DOIUrl":"10.1016/j.coco.2025.102526","url":null,"abstract":"<div><div>Wearable fabric-based thermoelectric generators (TEGs) have significant potential in the field of self-powered health monitoring. However, achieving solar energy harvesting, stable thermoelectric performance, wearable comfort and scalable production remains a challenge. This study presents large-area, graphene-coated, cotton fabric-based thermoelectric generators (TEGs) prepared using a screen-printing technique with uniformly dispersed graphene ink. These devices demonstrate excellent thermoelectric performance, with a minimum discernible temperature difference of 0.2 K and a fast temperature response time of 1.721 s, as well as solar energy harvesting capability, cycling stability and durability. Due to their temperature recognition and haptic sensing characteristics, the TEGs can quickly detect the different temperature states of water and convert thermal voltage signals from finger contact into English words. When integrated into a mask, the TEG can monitor respiratory rate by detecting the temperature difference between exhalation and the environment. When embedded in a sleeve, the TEG can collect body heat and solar energy synergistically to achieve self-power supply. This study introduces a straightforward, accessible, and scalable fabrication method for graphene-based wearable thermoelectric generators, which exhibit considerable potential for applications in self-powered wearable electronic devices and health monitoring for individuals with visual impairments.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102526"},"PeriodicalIF":6.5,"publicationDate":"2025-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144662080","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

Modulation of interface and intermetallics by minor nano-Ti addition for enhancing mechanical properties and wear resistance in the short carbon fiber/Cu composites 微量纳米ti对短碳纤维/Cu复合材料界面和金属间化合物的调制提高其力学性能和耐磨性

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-16 DOI: 10.1016/j.coco.2025.102534

Xinjiang Zhang , Ming Yang , Minghao Zhang, Cailiu Yin, Zhengwei Liu, Guosheng Chen, Wenbo Zhu

{"title":"Modulation of interface and intermetallics by minor nano-Ti addition for enhancing mechanical properties and wear resistance in the short carbon fiber/Cu composites","authors":"Xinjiang Zhang , Ming Yang , Minghao Zhang, Cailiu Yin, Zhengwei Liu, Guosheng Chen, Wenbo Zhu","doi":"10.1016/j.coco.2025.102534","DOIUrl":"10.1016/j.coco.2025.102534","url":null,"abstract":"<div><div>Short carbon fiber/Cu composites with the minor nano-Ti addition were fabricated using a hot-pressed sintering process from a powder mixture of short carbon fiber, nano-Ti, and Cu. The effects of nano-Ti content on the microstructure and mechanical properties of short carbon fiber/Cu composites were characterized. For microstructural observation, a TiC interfacial nano-layer was formed between Cu matrix and short carbon fibers, and CuTi compounds were identified in the compacts during the sintering. The results of mechanical properties test shown that the sintered compacts exhibited the higher hardness and room-temperature tensile strength as the amount of nano-Ti increased. With 3.5 wt% nano-Ti addition, the short carbon fiber/Cu composite exhibited a 120 % increase in hardness and a 96 % increase in ultimate tensile strength compared to the 0 wt% nano-Ti sample, while retaining 15.5 % elongation. Based on the ball-on-disk dry friction wear test, the addition of nano-Ti effectively enhanced the wear resistance of short carbon fiber/Cu composites, exhibited the lower friction coefficient (0.28) and wear rate (9.6 × 10<sup>−5</sup> mm<sup>3</sup>/N·m). The relevant structural formation, strengthening, and wear mechanisms of the nano-Ti added short carbon fiber/Cu composites are discussed.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102534"},"PeriodicalIF":6.5,"publicationDate":"2025-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144653714","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

A complete approach for evaluating the vibrational behavior of RTM-manufactured functional composites under random vibrations rtm制造的功能复合材料在随机振动下的振动行为评估的完整方法

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-16 DOI: 10.1016/j.coco.2025.102530

Sirine Ben Ameur , Mohamed Mtibaa , Ahmed Yaich , Moez Beyaoui , Abdelkhalak EL. Hami , Abdelghani Saouab , Mohamed Haddar

{"title":"A complete approach for evaluating the vibrational behavior of RTM-manufactured functional composites under random vibrations","authors":"Sirine Ben Ameur , Mohamed Mtibaa , Ahmed Yaich , Moez Beyaoui , Abdelkhalak EL. Hami , Abdelghani Saouab , Mohamed Haddar","doi":"10.1016/j.coco.2025.102530","DOIUrl":"10.1016/j.coco.2025.102530","url":null,"abstract":"<div><div>This paper introduces an innovative methodology for evaluating the vibrational behavior of functional composites reinforced with nanoparticles under random vibration loads. The novelty of this work lies in providing a comprehensive PSD-based frequency-domain approach, rather than conventional temporal methods, to characterize the dynamic response of such composites. The proposed model integrates: 1) a numerical simulation of nanoparticle-filled resin injection in a fibrous preform, validated against experimental data; 2) a homogenization model to determine the composite's mechanical properties based on constituent volume fractions; and 3) a finite element model coupled with PSD analysis to assess the vibrational response. The addition of nanoparticles enhances out-of-plane mechanical properties (<em>E</em><sub>22</sub>, <em>G</em><sub>12</sub>, <em>G</em><sub>23</sub>) while increasing weight and having minimal impact on <em>E</em><sub>11</sub>. Modal analysis reveals lower natural frequencies in bending modes but higher in torsional modes. Spectral analysis shows that acceleration and stress PSD peaks occur at modes 1 and 3 with functional composites exhibiting higher PSD values. A parametric study varying particles (0 %, 20 %, 40 %) and fiber volume fractions (45 %, 50 %, 55 %) indicates that increasing nanoparticles degrades vibrational performance, while a higher fiber fraction improves response with negligible impact on failure risk. This study provides a modern and effective framework for optimizing functional composites subjected to stochastic vibrations, addressing the lack of PSD-based frequency-domain analyses for nanoparticle-reinforced composites, which have previously only been studied in temporal methods.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102530"},"PeriodicalIF":6.5,"publicationDate":"2025-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144663257","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

Biodegradable and biocompatible agarose-based double-network composite hydrogels embedded with hydroxyapatite@Angelica dahurica polysaccharide composite for wound hemostasis 含有hydroxyapatite@Angelica白芷多糖复合物的可生物降解和生物相容性琼脂糖基双网复合水凝胶用于伤口止血

IF 7.7 2区材料科学

Composites Communications Pub Date : 2025-07-16 DOI: 10.1016/j.coco.2025.102533

Jialing Liang , Farhan Mohd Said , Xinyi Xu , Shirui Guo , Yong Li , Zhanxin Jing

{"title":"Biodegradable and biocompatible agarose-based double-network composite hydrogels embedded with hydroxyapatite@Angelica dahurica polysaccharide composite for wound hemostasis","authors":"Jialing Liang , Farhan Mohd Said , Xinyi Xu , Shirui Guo , Yong Li , Zhanxin Jing","doi":"10.1016/j.coco.2025.102533","DOIUrl":"10.1016/j.coco.2025.102533","url":null,"abstract":"<div><div>A biodegradable and biocompatible agarose-based double-network composite hydrogel embedded with hydroxyapatite@<em>Angelica dahurica</em> polysaccharide composite was fabricated via the chemical crosslinked network and physical crosslinked network in the presence of hydroxyapatite@<em>Angelica dahurica</em> polysaccharide composite. The chemical crosslinked network was formed by the radical polymerization reaction of lysine acrylamide and methyl acrylyl ethyl sulfobetaine, while the physical crosslinked network formed by the thermal reversibility of agarose. The formation and structure of agarose-based double-network composite hydrogels were analyzed using FT-IR, XPS, and SEM, and exhibited a 3D network structure that contained spherical HAP@Adp composite. The effects of composition on the mechanical properties, swelling, and degradation properties of agarose-based hydrogels were investigated, and it was found that these properties could be regulated by controlling the content of HAP@Adp, agarose, and SBMA. The synthesized agarose-based composite hydrogels resulted in good sensitivity and degradation ability with a maximum tensile strength that reached 70.5 KPa with an elongation at break of 160 %. In vitro hemolysis test and in vitro cytotoxicity test showed that agarose-based composite hydrogels had a low hemolysis rate and were non-toxic to L929 cells, which confirmed that they had good biocompatibility. Hemostatic experiments confirmed that the hydrogel could significantly reduce blood loss and shorten the hemostatic time compared with the control group. In addition, it was also found that the agarose-based hydrogel has certain antioxidant properties. Therefore, the synthesized biocompatible and biodegradable agarose-based double-network composite hydrogel has good mechanical and hemostatic properties, indicating its potential application in the field of wound dressing.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102533"},"PeriodicalIF":7.7,"publicationDate":"2025-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144724735","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

Investigation on heat transfer performance of graphene origami/paraffin nanocomposites using molecular dynamics 石墨烯折纸/石蜡纳米复合材料传热性能的分子动力学研究

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-15 DOI: 10.1016/j.coco.2025.102532

Huanzhi Song , Youzhe Yang , Richard (Chunhui) Yang , Jie Yang , Yingyan Zhang

{"title":"Investigation on heat transfer performance of graphene origami/paraffin nanocomposites using molecular dynamics","authors":"Huanzhi Song , Youzhe Yang , Richard (Chunhui) Yang , Jie Yang , Yingyan Zhang","doi":"10.1016/j.coco.2025.102532","DOIUrl":"10.1016/j.coco.2025.102532","url":null,"abstract":"<div><div>Graphene/paraffin nanocomposites are promising thermal interface materials (TIMs) for heat dissipation in electronic devices with graphene's high thermal conductivity (TC) and paraffin's easy processing. Recent research on graphene-based polymer nanocomposites mainly focuses on TC improvement via interface engineering. Authors' previous studies proved that origami-inspired structural modification not only improves the flexibility of graphene, but also the interfacial strength in polymer nanocomposites. In this research, we report the first study on the heat transfer performance of graphene origami (GOri) reinforced polymer matrix using molecular dynamics (MD) simulations. The MD simulations reveal that GOri enhances the TC at the GOri/polymer interface by 228 % compared to the pristine graphene fillers. This significant TC improvement is attributed to the strong interfacial interactions and phonon coupling at the filler-matrix interfaces provided by the GOri morphology. However, the in-plane TC of the nanocomposites is reduced due to the presence of creases and sp<sup>3</sup> C-H bonds in GOri, as these features increase phonon scattering. Our findings indicate that GOri is an efficient thermal conductive filler for polymer nanocomposite and offers new design strategies for advanced polymer-based TIMs.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102532"},"PeriodicalIF":6.5,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144653715","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

Enhanced mechanical properties of continuous carbon fiber-reinforced PEEK composites via process parameters optimization and assisted infrared irradiation heating 通过工艺参数优化和辅助红外辐照加热提高连续碳纤维增强PEEK复合材料的力学性能

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-15 DOI: 10.1016/j.coco.2025.102531

Huliang Zhang , Zhongsen Zhang , Yu Long , Xiaolu Ran , Yongguang Guo , Yan Li

{"title":"Enhanced mechanical properties of continuous carbon fiber-reinforced PEEK composites via process parameters optimization and assisted infrared irradiation heating","authors":"Huliang Zhang , Zhongsen Zhang , Yu Long , Xiaolu Ran , Yongguang Guo , Yan Li","doi":"10.1016/j.coco.2025.102531","DOIUrl":"10.1016/j.coco.2025.102531","url":null,"abstract":"<div><div>The 3D-printed continuous carbon fiber-reinforced composites (CCFRCs) have emerged as a promising approach for fabricating high-performance composites due to their high degree of automation, design flexibility, and cost-effectiveness. Polyether-ether-ketone (PEEK) is widely recognized as an ideal thermoplastic matrix material for CCFRCs because of its outstanding mechanical properties, thermal resistance, and chemical stability. Nevertheless, the fabrication of continuous carbon fiber-reinforced PEEK (CCF/PEEK) composites via 3D printing is still confronted with significant processing obstacles. The high viscosity and elevated melting temperature of the composites lead to weak interlayer bonding and high porosity, which severely undermine the overall performance and quality of the printed composites. To address these issues, this study adopted an orthogonal experimental design to explore the synergistic effects of process parameters, including printing temperature, printing speed, and platform temperature, and systematically optimize critical variables. Furthermore, a delicate infrared irradiation (IR) heater was designed and incorporated to improve interlayer bonding and reduce porosity. The results demonstrate that the combination of optimized process parameters and assisted IR heating enables stable and high-quality 3D-printed CCF/PEEK composites.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102531"},"PeriodicalIF":6.5,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144653713","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

Enhanced properties of silicone rubber dielectric composites by incorporation of novel TiO2@Tl nanoparticles 新型TiO2@Tl纳米颗粒增强硅橡胶介电复合材料性能

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-12 DOI: 10.1016/j.coco.2025.102528

Chongyang Wang , Xinyuan Zhao , Tao Yang , Ling Liu , Liqun Zhang

{"title":"Enhanced properties of silicone rubber dielectric composites by incorporation of novel TiO2@Tl nanoparticles","authors":"Chongyang Wang , Xinyuan Zhao , Tao Yang , Ling Liu , Liqun Zhang","doi":"10.1016/j.coco.2025.102528","DOIUrl":"10.1016/j.coco.2025.102528","url":null,"abstract":"<div><div>It is necessary for silicone rubber dielectric composite to improve filler dispersion and enhance energy storage performance. In this study, a novel strategy is developed to overcome the limitations associated with the poor dispersion of polar fillers in non-polar silicone rubber. This study anchors titanium dioxide (TiO<sub>2</sub>) nanoparticles onto talc (Tl) nanoplatelets by dehydration reaction of hydroxyl groups on filler surface to synthesize a novel filler TiO<sub>2</sub>@Tl. TiO<sub>2</sub>@Tl combines the advantages of TiO<sub>2</sub> and Tl, and reduces the number of polar hydroxyl groups to weaken its polarity, which significantly enhances the compatibility with methyl vinyl silicone rubber (MVSR). Compared to directly adding two fillers TiO<sub>2</sub> and Tl into MVSR (TiO<sub>2</sub>-Tl/MVSR), TiO<sub>2</sub>@Tl/MVSR composite exhibits the more uniform filler dispersion and better overall performance at equivalent filler levels. 10 wt%TiO<sub>2</sub>@Tl/MVSR composite exhibits the highest energy storage density of 95.55 kJ/m<sup>3</sup>, representing a 42.2 % increase compared to pure MVSR (67.15 kJ/m<sup>3</sup>) and a 13.2 % increase compared to 5 wt%TiO<sub>2</sub>-5wt%Tl/MVSR (84.39 kJ/m<sup>3</sup>).</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102528"},"PeriodicalIF":6.5,"publicationDate":"2025-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144623703","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

A self-healing composite coating for CCUS: Synergistic anticorrosion and durability in harsh environments 用于CCUS的自修复复合涂层：在恶劣环境下的协同防腐和耐久性

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-09 DOI: 10.1016/j.coco.2025.102519

Jialong Cui , Bin Du , Yue Sun , Zexi Shao , Luchao Pei , Xinyu Bu , Zhe Wang , Bin Liang , Yuzhou Liu , Ruitao Wang , Yanji Zhu , Huaiyuan Wang

{"title":"A self-healing composite coating for CCUS: Synergistic anticorrosion and durability in harsh environments","authors":"Jialong Cui , Bin Du , Yue Sun , Zexi Shao , Luchao Pei , Xinyu Bu , Zhe Wang , Bin Liang , Yuzhou Liu , Ruitao Wang , Yanji Zhu , Huaiyuan Wang","doi":"10.1016/j.coco.2025.102519","DOIUrl":"10.1016/j.coco.2025.102519","url":null,"abstract":"<div><div>Carbon Capture, Utilization and Storage (CCUS) technology emerges as a promising solution amid global efforts to mitigate emissions and enhance energy efficiency. However, within the CCUS framework, metal transport pipelines encounter significant corrosion challenges, particularly in high-pressure CO<sub>2</sub> corrosion environments. Here, a novel composite filler was prepared by modifying <em>α</em>-ZrP nanosheets with tannic acid (TA) and octadecylamine (ODA), and then introduced into epoxy resin (EP) to obtain the self-healing multifunctional anti-corrosive coating named ZPO/EP. Compared to pure EP, it reduces CO<sub>2</sub> and water vapor permeability by 69.77 % and 65.16 %, respectively, and the cohesion between the resin and filler has been significantly improved, resulting in a reduction of coating defects and enhancement in the adhesion between the coating and the metal substrate. Most importantly, the coating exhibits excellent long-term anti-corrosion performance under simulated CCUS conditions. After being exposed to these conditions for 30 days, its impedance value reaches 7.25×10<sup>10</sup> Ω·cm<sup>2</sup> at 0.01 HZ<sub>.</sub> Meanwhile, the polyphenol groups of the ZPO filler can chelate with Fe<sup>2+</sup>, endowing the coating with self-healing properties. This study offers an effective solution for corrosion protection of equipment in CCUS systems, which is crucial for promoting the large-scale application and sustainable development of CCUS technology.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102519"},"PeriodicalIF":6.5,"publicationDate":"2025-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144623575","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

Preparation and performance characterization of intelligent woven composites embedded with distributed fiber optic sensors 嵌入分布式光纤传感器的智能机织复合材料的制备及性能表征

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-08 DOI: 10.1016/j.coco.2025.102527

Lei Yang , Jianfeng Wang , Qun Wang , Pengfei Xiao , Junfu Gao , Zhanjun Wu

{"title":"Preparation and performance characterization of intelligent woven composites embedded with distributed fiber optic sensors","authors":"Lei Yang , Jianfeng Wang , Qun Wang , Pengfei Xiao , Junfu Gao , Zhanjun Wu","doi":"10.1016/j.coco.2025.102527","DOIUrl":"10.1016/j.coco.2025.102527","url":null,"abstract":"<div><div>Advanced composite materials play a critical role in enhancing the lightweight performance of high-end equipment structures. However, during service, composite structures may experience various forms of damage, posing threats to structural safety. Aiming to meet future demands for integrated structural health monitoring and load-bearing capabilities in composite structures, this study investigates intelligent woven composite structures embedded with distributed fiber optic sensors. A high-efficiency, low-damage preparation method for hybrid preforms combining optical fibers and quartz fibers was developed, based on the weavability study of optical fibers. A mold with fiber optic sensor outlet protection was designed, and intelligent composite specimens with embedded distributed fiber optic sensors were fabricated using the resin transfer molding process. The effects of embedded optical fiber on the tensile and interlaminar shear properties of the composites were evaluated, and three-point bending test was conducted on the specimen to validate its load-bearing performance and strain self-sensing capabilities. This work can provide technical support for the development of intelligent composite structures that integrate health monitoring and load-bearing functionalities.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102527"},"PeriodicalIF":6.5,"publicationDate":"2025-07-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144595700","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

Degradable starch-based superhydrophobic cyrogel for efficient oil/water separation 可降解淀粉基超疏水旋凝胶，用于高效油水分离

IF 6.5 2区材料科学

Composites Communications Pub Date : 2025-07-05 DOI: 10.1016/j.coco.2025.102525

Linhan Mao , Hong Chen , Yue Lian , Yan Cao , Xilin Wang , Zhaoxia Chen , Yuhong Zhang

{"title":"Degradable starch-based superhydrophobic cyrogel for efficient oil/water separation","authors":"Linhan Mao , Hong Chen , Yue Lian , Yan Cao , Xilin Wang , Zhaoxia Chen , Yuhong Zhang","doi":"10.1016/j.coco.2025.102525","DOIUrl":"10.1016/j.coco.2025.102525","url":null,"abstract":"<div><div>The rapid expansion of the petroleum industry has led to a surge in oil spill incidents, the development of novel superhydrophobic absorbents for the efficient removal of oil spills has become increasingly imperative. In this study, a novel starch-based superhydrophobic composite absorbent was fabricated through a two-step process. Initially, potato starch was gelatinized and then freeze-dried to form a porous starch cryogel (SC). Subsequently, the SC was impregnated with carnauba wax (CW)/polydimethylsiloxane (PDMS) composite solution. After curing, the P-CW@SC with exceptional superhydrophobicity (contact angle = 154.0°) and superoleophilicity was developed. Furthermore, P-CW@SC exhibited excellent self-cleaning properties, anti-fouling efficacy, mechanical strength and chemical stability. Owing to its well-developed porosity, P-CW@SC demonstrated good oil absorption capacities (4.79–13.05 g/g). The selective hydrophobicity and lipophilicity of P-CW@SC enabled effective remediation of underwater oil spills and it could achieve oil-water separation efficiencies exceeding 95.59 % under dynamic conditions after 10 cycles. Upon 50 d of degradation testing in buffer solution, the weight loss rate of P-CW@SC weight reached 43.5 %. Considering its cost-effective raw material composition and simple preparation process, P-CW@SC holds significant potential application in the treatment of oily wastewater and oil spill remediation.</div></div>","PeriodicalId":10533,"journal":{"name":"Composites Communications","volume":"58 ","pages":"Article 102525"},"PeriodicalIF":6.5,"publicationDate":"2025-07-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144571710","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