RSC Applied Interfaces最新文献

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A closer examination of white-rot fungal mycelia assisted wood bonding† 白腐真菌菌丝体辅助木材粘合的深入研究†。
RSC Applied Interfaces Pub Date : 2024-05-15 DOI: 10.1039/D4LF00061G
Wenjing Sun, Islam Hafez, Barbara J. W. Cole and Mehdi Tajvidi
{"title":"A closer examination of white-rot fungal mycelia assisted wood bonding†","authors":"Wenjing Sun, Islam Hafez, Barbara J. W. Cole and Mehdi Tajvidi","doi":"10.1039/D4LF00061G","DOIUrl":"https://doi.org/10.1039/D4LF00061G","url":null,"abstract":"<p >This study investigated the adhesion at the interface between mycelium and wood in detail, focusing on the evaluation of different bonding systems and the influence of hot-pressing temperature on bonding strength. The behavior of water-soluble components and their significance in this context were examined through chemical extraction experiments and analysis. The results indicated that both degraded wood veneer and surface mycelium exhibit comparable bonding strength. In addition, a significant finding of the study is that water-soluble components washed from mycelium, which exhibit a 7% higher protein content and a distinct carbohydrate composition compared to those washed from wood, are crucial in achieving effective bonding. Notably, proteins and high-molecular-weight carbohydrates are identified as key factors responsible for the favorable bonding behavior observed with mycelium. These findings offer valuable insights for the further development of sustainable materials utilizing mycelium as a binder and emphasize the importance of manipulating the composition of water-soluble components to optimize interfacial adhesion.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 1036-1044"},"PeriodicalIF":0.0,"publicationDate":"2024-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00061g?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ex situ poly-DOL coatings for lithium metal protection† 用于保护锂金属的原位聚 DOL 涂层†。
RSC Applied Interfaces Pub Date : 2024-05-14 DOI: 10.1039/D4LF00083H
Yifan Zhao, Sanaz Ketabi, Manuela Ferreira, Xingcheng Xiao, Fang Dai and Mei Cai
{"title":"Ex situ poly-DOL coatings for lithium metal protection†","authors":"Yifan Zhao, Sanaz Ketabi, Manuela Ferreira, Xingcheng Xiao, Fang Dai and Mei Cai","doi":"10.1039/D4LF00083H","DOIUrl":"https://doi.org/10.1039/D4LF00083H","url":null,"abstract":"<p >Lithium metal is a promising anode material candidate for next-generation high energy density batteries owing to its high theoretical specific capacity and low electrochemical potential. However, rapid capacity fade and safety issues due to inhomogeneous deposition and side reaction between lithium and electrolyte are the main hindrance to the successful utilization of the lithium metal anode. As a solid electrolyte interphase (SEI) plays an important role in lithium stripping and deposition, we propose a multi-component, organic–inorganic composite artificial SEI formed by ring-opening polymerization of 1,3-dioxolane (DOL) with incorporation of inorganic salt additives. The formed poly-DOL can provide a robust and flexible organic matrix which confines the reduction of other components to form a composite SEI and protect the lithium metal anode to improve the cycle stability of a lithium metal battery. The composition of this SEI layer is designed towards employing the coated layer for lithium metal anodes in carbonate-based and ether-based electrolyte systems. This work provides an alternative approach to effectively protect the lithium electrode before cycling in a battery.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 1020-1030"},"PeriodicalIF":0.0,"publicationDate":"2024-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00083h?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165149","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Manganese dioxide (MnO2) and biomass-derived carbon-based electroactive composite materials for supercapacitor applications 用于超级电容器的二氧化锰(MnO2)和生物质衍生碳基电活性复合材料
RSC Applied Interfaces Pub Date : 2024-05-03 DOI: 10.1039/D4LF00085D
Pranoti H. Patil and Sushilkumar A. Jadhav
{"title":"Manganese dioxide (MnO2) and biomass-derived carbon-based electroactive composite materials for supercapacitor applications","authors":"Pranoti H. Patil and Sushilkumar A. Jadhav","doi":"10.1039/D4LF00085D","DOIUrl":"https://doi.org/10.1039/D4LF00085D","url":null,"abstract":"<p >Manganese dioxide (MnO<small><sub>2</sub></small>) is the most promising electrode material for supercapacitors (SCs) due to its low cost, non-toxic nature, high theoretical capacitance, and wide potential window. Meanwhile, biomass-derived carbon has also become a prominent electrode material in recent years due to its cost-effectiveness, eco-friendliness, and availability of biomass in abundance. Carbon can be synthesized from biomass precursors such as plants, animals, and microorganisms <em>via</em> various synthesis and activation techniques. MnO<small><sub>2</sub></small> is combined with carbon to obtain composite materials with improved electrochemical properties and structural stability. Sustainable porosity in MnO<small><sub>2</sub></small>-biomass-derived carbon composites increases the conductivity and electrochemical performance of the electrode material. Hence, MnO<small><sub>2</sub></small> and biomass-derived composite materials have received great attention regarding their potential use as electrode materials in SCs. Recently, significant new developments in the synthesis and testing of such composite materials have been made. In this review, recent reports about such composite materials are listed and analyzed with numerous examples providing the authors with important collective information. Here, we place a strong emphasis on carbons obtained from a variety of biomass and different types of MnO<small><sub>2</sub></small> and composites made from them for SC application. The current challenges and prospects in this field of research are also highlighted.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 4","pages":" 624-647"},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00085d?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141561095","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Propene-bridged cyanurate tetramers decorated on carbon nanosheets with antibacterial activity: insights from molecular modeling and in vitro studies† 具有抗菌活性的碳纳米片上装饰的丙烯桥接氰尿酸四聚体:分子建模和体外研究的启示†。
RSC Applied Interfaces Pub Date : 2024-05-02 DOI: 10.1039/D4LF00120F
Omnarayan Agrawal, Hitesh Kumar Sharma, Radhika Chaurasia, Gaganjyot Kaur Bakshi, Aakanksha Agarwal, Mousumi Sen, Praveen Mamidala, R. K. Dey, Mukesh Chourasia and Monalisa Mukherjee
{"title":"Propene-bridged cyanurate tetramers decorated on carbon nanosheets with antibacterial activity: insights from molecular modeling and in vitro studies†","authors":"Omnarayan Agrawal, Hitesh Kumar Sharma, Radhika Chaurasia, Gaganjyot Kaur Bakshi, Aakanksha Agarwal, Mousumi Sen, Praveen Mamidala, R. K. Dey, Mukesh Chourasia and Monalisa Mukherjee","doi":"10.1039/D4LF00120F","DOIUrl":"https://doi.org/10.1039/D4LF00120F","url":null,"abstract":"<p >The increasing antibiotic resistance owing to the limitations of current antibiotics accentuates the imperative need for a trailblazing antibacterial therapy. Their unique physicochemical attributes make propene-bridged cyanurate tetramers decorated on carbon nanosheets (CNHs) promising materials for biomedical applications. In this study, we synthesized CNHs using cyanuric acid as the dopant and glycerol and sulphuric acid as the precursors and investigated their antibacterial activity against prominent bacterial strains, <em>Escherichia coli</em> and <em>Staphylococcus aureus.</em> By conducting <em>in vitro</em> experiments, we assessed the antibacterial efficacy of these materials. Additionally, by performing <em>in silico</em> molecular docking analysis, we unraveled the intricate interactions between CNH materials and their targets in bacterial cells. These studies confirmed the profound antibacterial effectiveness of CNHs against both the bacterial strains. In addition, molecular dynamics simulation of total 3 μs revealed the interaction of CNHs with the enzymes GlmU of <em>E. coli</em> and MurE of <em>S. aureus</em>, which are responsible for bacterial cell wall synthesis, resulting in the inhibition of bacterial growth. These findings manifest the potential of the CNH as a promising antibacterial agent. The unique physicochemical properties of the CNH, coupled with antibacterial activity, substantiate their promising roles across an expansive array of biomedical applications, prominently inclining towards the combat against debilitating bacterial infections.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 928-943"},"PeriodicalIF":0.0,"publicationDate":"2024-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00120f?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Poly(2-methoxyethyl acrylate)-grafted microfiltration membranes exhibiting low-fouling properties in the presence of salt species† 聚(2-甲氧基乙基丙烯酸酯)接枝微滤膜在盐类存在时表现出低污损特性†。
RSC Applied Interfaces Pub Date : 2024-05-02 DOI: 10.1039/D4LF00129J
Kazuki Akamatsu, Masamune Sano, Fumio Okada, Shin-ichi Nakao and Xiao-lin Wang
{"title":"Poly(2-methoxyethyl acrylate)-grafted microfiltration membranes exhibiting low-fouling properties in the presence of salt species†","authors":"Kazuki Akamatsu, Masamune Sano, Fumio Okada, Shin-ichi Nakao and Xiao-lin Wang","doi":"10.1039/D4LF00129J","DOIUrl":"https://doi.org/10.1039/D4LF00129J","url":null,"abstract":"<p >This study successfully demonstrated that membranes whose surfaces and pore walls were modified with poly(2-methoxyethyl acrylate) (PMEA) exhibit low-fouling properties against organic substances even in the presence of salt species. We also demonstrated the low-fouling property of the modified membrane by using real seawater.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 4","pages":" 677-683"},"PeriodicalIF":0.0,"publicationDate":"2024-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00129j?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141561099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Upcycled graphene nanoplatelets integrated fiber-based Janus membranes for enhanced solar-driven interfacial steam generation† 上循环石墨烯纳米片集成纤维基 Janus 膜,用于增强太阳能驱动的界面蒸汽发生†。
RSC Applied Interfaces Pub Date : 2024-05-02 DOI: 10.1039/D4LF00082J
Jalal Karimzadeh Khoei, Mohammad Sajad Sorayani Bafqi, Kuray Dericiler, Omid Doustdar, Burcu Saner Okan, Ali Koşar and Ali Sadaghiani
{"title":"Upcycled graphene nanoplatelets integrated fiber-based Janus membranes for enhanced solar-driven interfacial steam generation†","authors":"Jalal Karimzadeh Khoei, Mohammad Sajad Sorayani Bafqi, Kuray Dericiler, Omid Doustdar, Burcu Saner Okan, Ali Koşar and Ali Sadaghiani","doi":"10.1039/D4LF00082J","DOIUrl":"https://doi.org/10.1039/D4LF00082J","url":null,"abstract":"<p >The increasing demand for drinking water and environmental concerns related to fossil fuels have given rise to the use of solar energy in water desalination. Solar-driven interfacial steam generation is a promising method for water purification, particularly in remote areas. Janus membranes, featuring bilayer hydrophobic/hydrophilic structures, offer high functionality and have attracted significant interest in this field. This study explores the integration of novel graphene nanoplatelets (GNP) derived from waste tire pyrolysis through upcycling as a photothermal source in Janus membranes. The membranes consist of polyacrylonitrile (PAN) nanofibrous membranes for water supply and polymethyl methacrylate (PMMA)/graphene nanoplatelets (GNP) nanofibrous membranes for light harvesting. The effects of GNP content and layer thicknesses on photothermal activity, water transport, and overall evaporation rate were analyzed experimentally and numerically. The results showed that a decrease in membrane thickness led to a 19% to 63% enhancement in evaporation rate, highlighting the importance of optimizing membrane design for efficient water desalination.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 896-907"},"PeriodicalIF":0.0,"publicationDate":"2024-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00082j?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165122","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhancing charge transport in isoindigo-based donor–acceptor copolymers by combining ionic doping with polar alkoxy side chains† 通过将离子掺杂与极性烷氧基侧链相结合,增强异靛基供体-受体共聚物的电荷传输†。
RSC Applied Interfaces Pub Date : 2024-05-01 DOI: 10.1039/D4LF00093E
Sheng Chuo, Yun-Ching Peng, Thanapon Puangniyom, Qun-Gao Chen, Chu-Chen Chueh and Wen-Ya Lee
{"title":"Enhancing charge transport in isoindigo-based donor–acceptor copolymers by combining ionic doping with polar alkoxy side chains†","authors":"Sheng Chuo, Yun-Ching Peng, Thanapon Puangniyom, Qun-Gao Chen, Chu-Chen Chueh and Wen-Ya Lee","doi":"10.1039/D4LF00093E","DOIUrl":"https://doi.org/10.1039/D4LF00093E","url":null,"abstract":"<p >Side chains of polymers play a crucial role in manipulating polymer interchain interactions, especially polar side chains that promote strong molecular stacking and facilitate ionic diffusion. Here, we first synthesize a series of isoindigo-based donor–acceptor copolymers with varying ratios of linear alkoxy and branched alkyl side chains (PII2TC8C10, PII2TPEO25, PII2TPEO40, PII2TPEO63). Among this group of polymers, PII2TPEO25 with partial alkoxy chains exhibits a high field-effect mobility of 1.98 ± 0.05 × 10<small><sup>−1</sup></small> cm<small><sup>2</sup></small> V<small><sup>−1</sup></small> s<small><sup>−1</sup></small>, comparable to PII2TC8C10 with all branched alkyl side chains. After doping with an ionic additive, <em>i.e.</em>, tetrabutylammonium perchlorate (TBAP), the hole mobility of PII2TPEO25 was significantly increased up to 0.37 cm<small><sup>2</sup></small> V<small><sup>−1</sup></small> s<small><sup>−1</sup></small>, which is almost twice the mobility of its counterpart without the ionic additive. The increase in charge mobility with the addition of TBAP is mainly attributed to the fact that the presence of the ionic species inhibits the torsion of the isoindigo-based copolymer backbone, which is induced by the alkoxy side chains. Polymers with alkoxy side chains have smaller torsion angles and larger crystal sizes than polymers without alkoxy side chains. This study demonstrates that the binding of polar alkoxy side chains to ionic additives is important for charge transport in donor–acceptor copolymers.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 1012-1019"},"PeriodicalIF":0.0,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00093e?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165172","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Current induced cooling in a metal/n-InAs structure 金属/n-InAs 结构中的电流诱导冷却
RSC Applied Interfaces Pub Date : 2024-04-30 DOI: 10.1039/D4LF00032C
N. D. Il'inskaya, S. A. Karandashev, T. S. Lukhmyrina, B. A. Matveev, M. A. Remennyi and A. E. Chernyakov
{"title":"Current induced cooling in a metal/n-InAs structure","authors":"N. D. Il'inskaya, S. A. Karandashev, T. S. Lukhmyrina, B. A. Matveev, M. A. Remennyi and A. E. Chernyakov","doi":"10.1039/D4LF00032C","DOIUrl":"https://doi.org/10.1039/D4LF00032C","url":null,"abstract":"<p >This paper focuses on the specific features of an Ohmic contact on undoped <em>n</em>-InAs (<em>n</em> = 2 × 10<small><sup>16</sup></small> cm<small><sup>−3</sup></small>) that could be used for temperature stabilization and/or temperature reduction in electronic devices, mainly operating in the 3–5 μm mid-IR range. This feature has been demonstrated in a 100 μm thick <em>n</em>-InAs slab with three unannealed Cr–Au–Ni–Au contacts formed <em>via</em> evaporation in vacuum. The <em>I</em>–<em>V</em> characteristics showed no deviation from Ohm's law in the temperature range 77–340 K, manifesting a contact resistance ranging from 3.6 × 10<small><sup>−5</sup></small> to 7.2 × 10<small><sup>−5</sup></small> Ω cm<small><sup>2</sup></small> at room temperature. The 2D thermal radiation distribution and the temperature distribution over the <em>n</em>-InAs surface opposite the contact side surface was obtained <em>via</em> a pre-calibrated IR microscope operating at a wavelength of 3 μm. The measurements revealed a current dependent temperature decline in the area adjacent to the negatively biased contact: at the applied power of 5 mW, cooling as strong as Δ<em>T</em> ≈ 1 K occurred at an ambient temperature of 340 K. The results show potential for the fabrication of heterostructures with a “built-in” cooler that is monolithically integrated with another electronic device.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 1031-1035"},"PeriodicalIF":0.0,"publicationDate":"2024-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d4lf00032c?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Large area van der Waals MoS2–WS2 heterostructures for visible-light energy conversion† 用于可见光能量转换的大面积范德华 MoS2-WS2 异质结构†。
RSC Applied Interfaces Pub Date : 2024-04-27 DOI: 10.1039/D3LF00220A
Matteo Gardella, Giorgio Zambito, Giulio Ferrando, Francesco Bisio, Maria Caterina Giordano and Francesco Buatier de Mongeot
{"title":"Large area van der Waals MoS2–WS2 heterostructures for visible-light energy conversion†","authors":"Matteo Gardella, Giorgio Zambito, Giulio Ferrando, Francesco Bisio, Maria Caterina Giordano and Francesco Buatier de Mongeot","doi":"10.1039/D3LF00220A","DOIUrl":"https://doi.org/10.1039/D3LF00220A","url":null,"abstract":"<p >In recent years, high-quality transition metal dichalcogenide layers and their van der Waals heterostructures, based on either mechanical exfoliation or chemical vapor deposition, have been successfully employed for the fabrication of electronic and optoelectronic devices, demonstrating their potential towards the integration or replacement of traditional semiconductor technologies. However, these fabrication techniques rely on single flakes with limited size on the scale of tens of micrometers. Here, we propose a large-scale growth process based on physical deposition that enables uniform coverage over cm<small><sup>2</sup></small> areas. This method allows us to fabricate a large area prototype van der Waals heterostructure by vertically stacking in sequence few-layer WS<small><sub>2</sub></small>–MoS<small><sub>2</sub></small> films, forming a type-II heterojunction which shows enhanced photocatalytic dissociation efficiency compared to a reference MoS<small><sub>2</sub></small> film. Upon addition of a bottom graphene transparent electrode and a top Au contact, under illumination conditions we find evidence of photovoltage and photocurrent generation, thus demonstrating the potential of our large-scale 2D-TMD growth process in view of scalable, self-powered photoconversion applications.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 1001-1011"},"PeriodicalIF":0.0,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d3lf00220a?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mechanistic insight into the role of the aspect ratio of nanofillers in the gas barrier properties of polymer nanocomposite thin films† 纳米填料长径比在聚合物纳米复合薄膜气体阻隔性能中的作用机理研究†。
RSC Applied Interfaces Pub Date : 2024-04-26 DOI: 10.1039/D3LF00214D
Subhash Mandal, Debmalya Roy, Kingsuk Mukhopadhyay, Mayank Dwivedi and Mangala Joshi
{"title":"Mechanistic insight into the role of the aspect ratio of nanofillers in the gas barrier properties of polymer nanocomposite thin films†","authors":"Subhash Mandal, Debmalya Roy, Kingsuk Mukhopadhyay, Mayank Dwivedi and Mangala Joshi","doi":"10.1039/D3LF00214D","DOIUrl":"https://doi.org/10.1039/D3LF00214D","url":null,"abstract":"<p >The introduction and processing parameters of 2D graphene flakes into a polymer matrix were altered in order to understand the impact of dispersed flake geometry on the physical properties of nanocomposites. It has been highlighted in this study that the intermolecular interaction plays a critical role in the structure–properties of polymeric barrier films where the experimental results were validated by appropriate models. The microstructural analysis of nanocomposite films revealed that 2D nanofillers predominantly existed in an agglomerated state inside the polymer matrix and the size of the nanofiller cluster linearly increased as a function of loading percentage. We have illustrated that the immobilization of nanotubes into graphene flakes creates a porous hierarchical geometry which facilitates the polymer chains to diffuse into hybrid nanofillers to produce a uniform phase segregated morphology. Our findings underscore the significance of the aspect ratio of dispersoids in influencing the barrier properties of nanocomposite flexible films.</p>","PeriodicalId":101138,"journal":{"name":"RSC Applied Interfaces","volume":" 5","pages":" 977-991"},"PeriodicalIF":0.0,"publicationDate":"2024-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://pubs.rsc.org/en/content/articlepdf/2024/lf/d3lf00214d?page=search","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142165137","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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