Colloid and Interface Science Communications最新文献

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Biomass carbon-based composites for adsorption/photocatalysis degradation of VOCs: A comprehensive review 生物质碳基复合材料吸附/光催化降解挥发性有机化合物综述
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100749
Yuan Zhong , YaMei Wang , YuFei Ji , Xiaotao Zhang , Ximing Wang
{"title":"Biomass carbon-based composites for adsorption/photocatalysis degradation of VOCs: A comprehensive review","authors":"Yuan Zhong ,&nbsp;YaMei Wang ,&nbsp;YuFei Ji ,&nbsp;Xiaotao Zhang ,&nbsp;Ximing Wang","doi":"10.1016/j.colcom.2023.100749","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100749","url":null,"abstract":"<div><p>Driven by the dual‑carbon target strategy, the governance of volatile organic compounds (VOCs) is imminent. Traditional activated carbon adsorption is not conducive to the complete removal of VOCs, which undoubtedly increases the follow-up cost. Therefore, photocatalytic technology has gradually been used on biomass carbon-based supports with its high efficiency and environmental protection, while has achieved considerable results. Nevertheless, we still face difficult catalyst selection and unclear catalytic reaction mechanisms. So, a deeper understanding of biomass carbon-based photocatalysts is required. We review the types, structures, and adsorption-catalytic effects of biomass carbon-based supports. Meanwhile, we briefly describe the removal of VOCs by metal catalysis, non-metal catalysis, and single-atom catalysis in the research of biomass carbon-based catalysts, and briefly describe the density functional Application of theory to VOCs adsorption-catalysis. Finally, we prospects and directions for the technological development of biomass carbon-based photocatalytic removal of VOCs are proposed.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100749"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000560/pdfft?md5=b4c593a82466a38204b0fc5a7a597bfd&pid=1-s2.0-S2215038223000560-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"92044965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis and characterization of dense core-shell particles prepared by non-solvent displacement nonaqueous precipitation method taking C@ZrSiO4 black pigment preparation as the case 以C@ZrSiO4黑色颜料制备为例,非溶剂置换非水沉淀法致密核壳颗粒的合成与表征
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100748
Guo Feng , Weifeng Xie , Feng Jiang , Chuan Shao , Junling Yu , Qian Wu , Ying Jin , Qing Yang , Wenwei Jin , Jianmin Liu , Tianfang Xu
{"title":"Synthesis and characterization of dense core-shell particles prepared by non-solvent displacement nonaqueous precipitation method taking C@ZrSiO4 black pigment preparation as the case","authors":"Guo Feng ,&nbsp;Weifeng Xie ,&nbsp;Feng Jiang ,&nbsp;Chuan Shao ,&nbsp;Junling Yu ,&nbsp;Qian Wu ,&nbsp;Ying Jin ,&nbsp;Qing Yang ,&nbsp;Wenwei Jin ,&nbsp;Jianmin Liu ,&nbsp;Tianfang Xu","doi":"10.1016/j.colcom.2023.100748","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100748","url":null,"abstract":"<div><p>A novel non-solvent displacement nonaqueous precipitation method was developed for core-shell materials preparation taking C@ZrSiO<sub>4</sub> black pigments synthesis as the case. The effects of the precursor concentration on the synthesis and coloration of the C@ZrSiO<sub>4</sub> pigment was investigated via X-ray diffraction, transmission electron microscopy, field-emission scanning electron microscopy, Fourier-transform infrared spectroscopy, Raman spectroscopy, and CIELAB colorimetry. The results show that the optimized precursors concentration is 1.50 mol/L, C@ZrSiO<sub>4</sub> encapsulated pigments prepared by the method have a uniform and dense shell encapsulated zircon layer with the thickness of 10–20 nm. The size of C@ZrSiO<sub>4</sub> encapsulated pigments was 50–210 nm, without particles agglomeration. This uniform and dense encapsulation facilitates a good color rendering effect in high-temperature glaze, and the chromaticity values of glaze are <em>L*</em> = 35.05, <em>a*</em> = 0.34 and <em>b*</em> = 1.08, respectively. Non-solvent displacement nonaqueous precipitation method might be an extremely promising method for preparing core-shell structural materials.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100748"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000559/pdfft?md5=7f527d7cce48a394ae4a49894352d28a&pid=1-s2.0-S2215038223000559-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"92136013","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Emerging theragnostic molecularly imprinted nano-antibodies 新兴的诊断性分子印迹纳米抗体
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100753
Zhaoyang Yao, Youlu Diao, Jia Gao, Guoqing Pan
{"title":"Emerging theragnostic molecularly imprinted nano-antibodies","authors":"Zhaoyang Yao,&nbsp;Youlu Diao,&nbsp;Jia Gao,&nbsp;Guoqing Pan","doi":"10.1016/j.colcom.2023.100753","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100753","url":null,"abstract":"<div><p>Molecularly imprinted nano-antibodies (MINAs) are tailor-made recognition synthetic antibodies that mimic the behavior of biological receptors with a central role in numerous living systems. In the last decades, MINAs have gained attention for present high selectivity and affinity, remarkable stability, effective production methods, and potentially low cost. Currently, with innovations in material science and technological breakthroughs, the applications of MINAs are eventually undergoing a revolutionary transformation from the initial separation and adsorption fields to the burgeoning biomedicine fields. In this review, a comprehensive overview of key current progress made in the preparation of MINAs and their crucial biomedical applications is presented. Also, we provide future perspectives and highlight the present challenges remaining for prospective research on the biomedical applications of MINAs. We envision that this review will provide precious guidance for constructing multifunctional MINAs tailored towards the frontier needs in biomedicines, thereby fostering the development of approaches to biological material.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100753"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000602/pdfft?md5=47d0ebada2c08aa4491d4de8b65b31e6&pid=1-s2.0-S2215038223000602-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134656153","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bacteria-responsive hydrogel for on-demand release of antimicrobial peptides that prevent superbug infections and promote wound healing 细菌反应水凝胶按需释放抗菌肽,防止超级细菌感染,促进伤口愈合
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100752
Jingjie Chen , Yajuan Su , Jingjing Huo , Qian Zhou , Peng Li
{"title":"Bacteria-responsive hydrogel for on-demand release of antimicrobial peptides that prevent superbug infections and promote wound healing","authors":"Jingjie Chen ,&nbsp;Yajuan Su ,&nbsp;Jingjing Huo ,&nbsp;Qian Zhou ,&nbsp;Peng Li","doi":"10.1016/j.colcom.2023.100752","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100752","url":null,"abstract":"<div><p>Various skin infections present a substantial challenge in both patient care and the medical community. A primary obstacle to effective wound healing is the colonization of pathogenic bacteria, which would produce hyaluronidase (HAase). This enzyme degrades hyaluronic acid (HA) at wound sites, facilitating bacterial infection. Herein, we developed a HAase-responsive hydrogel, HA-EPL-PEG, incorporating the antimicrobial peptide ε-Poly-<span>l</span>-lysine (EPL) and Polyethylene glycol diacrylate (PEGDA), chemically crosslinked <em>via</em> a photoinitiator. Following, the <em>in vitro</em> antibacterial and antifouling properties of this hydrogel were evaluated, along with its cytotoxicity to mammalian cells. Subsequently, its bacteria secreted HAase responsive functionality was evaluated. <em>In vivo</em> antibacterial, anti-infectious and wound healing effects were further investigated in a rodent model. All these results demonstrated the multifunctional benefits of HA-EPL-PEG hydrogel, showcasing its HAase-responsive nature, antibacterial and antifouling activities. Importantly, the hydrogel significantly expedited the healing of full-thickness skin wounds, denoting a promising avenue for advancing wound care.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100752"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000596/pdfft?md5=7fde1ded6fa55c8949a10d2311ccd596&pid=1-s2.0-S2215038223000596-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134656155","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Solar-induced self-healing superhydrophobic masks with photo-sterilization and reusability 具有光杀菌和可重复使用的太阳能诱导自愈超疏水口罩
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100760
Hui Wang , Qiang Zhou , Jing Sun , Wei Ye , Yong Fan , Jie Zhao
{"title":"Solar-induced self-healing superhydrophobic masks with photo-sterilization and reusability","authors":"Hui Wang ,&nbsp;Qiang Zhou ,&nbsp;Jing Sun ,&nbsp;Wei Ye ,&nbsp;Yong Fan ,&nbsp;Jie Zhao","doi":"10.1016/j.colcom.2023.100760","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100760","url":null,"abstract":"<div><p>Personal protective masks have been widely recommended to mitigate the transmission of respiratory diseases during a pandemic outbreak. However, common surgical masks cannot be self-sterilized for reuse, resulting in the increasing potential risk of second infection and higher economic costs. Herein, the solar-induced self-healing superhydrophobic mask (PCNTs-HD<sub>8</sub>) with excellent photo-sterilized and reusable capabilities is fabricated by a simple spraying technology. The PCNTs-HD<sub>8</sub> exhibits remarkable superhydrophobic and photothermal properties, enabling the potent synergistic antibacterial effects against both Gram-positive <em>Staphylococcus aureus</em> and Gram-negative <em>Pseudomonas aeruginosa</em>. Benefiting from the excellent solar-induced self-healing superhydrophobic properties, PCNTs-HD<sub>8</sub> shows potential for reusable without losing the efficient synergistic antibacterial properties even after undergoing 12 times of etching-healing cycles. The PCNTs-HD<sub>8</sub> also maintains almost the same water vapor transport rate compared with pristine surgical masks. This work provides an immediate strategy to mitigate the transmission of respiratory diseases while reducing economic costs and resource consumption.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100760"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000675/pdfft?md5=656d6700c6c6573714dfe9db341393b7&pid=1-s2.0-S2215038223000675-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138466019","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance study of a superhydrophobic nanocellulose membrane on the surface of a wood-based panel prepared via the sol-gel method 溶胶-凝胶法制备人造板表面超疏水纳米纤维素膜的性能研究
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100758
Xingzhou Yao , Wanying Zhao , Haiqiao Zhang , Yanbing Zhang , Linjun Zhong , Yan Wu
{"title":"Performance study of a superhydrophobic nanocellulose membrane on the surface of a wood-based panel prepared via the sol-gel method","authors":"Xingzhou Yao ,&nbsp;Wanying Zhao ,&nbsp;Haiqiao Zhang ,&nbsp;Yanbing Zhang ,&nbsp;Linjun Zhong ,&nbsp;Yan Wu","doi":"10.1016/j.colcom.2023.100758","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100758","url":null,"abstract":"<div><p>The scarcity of wood resources in China has led to the development of wood-based panels. However, wood-based panels often exhibit hydrophilicity and require veneering. This paper presents a solution to this problem in which a composite membrane is prepared using nanocellulose (CNF) and polyvinyl alcohol (PVA) through the hot pressing method. The surface of the composite membrane is then coated with silica nanoparticles using the sol-gel method to achieve a superhydrophobic effect. The coating has a surface hardness of 5H, adhesion of 0, gloss of 20% Gu, colour difference of 3.11, and impact resistance of 19 kg.cm. The resulting modified wood-based panel has a contact angle of 166.8° and a sliding angle of 5.3°, indicating excellent self-cleaning properties and chemical stability. This innovation promotes the use of wood-based panels in high-humidity environments and offers new research avenues for the high-value utilization of nanocellulose.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100758"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000651/pdfft?md5=bb5a3733d1c62719560330f4dc3183a6&pid=1-s2.0-S2215038223000651-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136697142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Facile fabrication of highly flame-retardant superhydrophobic coatings on kraft paper via a simple and efficient method 用一种简单有效的方法在牛皮纸上制备高阻燃超疏水涂料
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100755
Xiawang Jiang , Shujuan Liu , Qianqian Yang , Delin Sun , Kangli Yang , Zhiqing Yuan , Minggong Yu , Shoutong Meng , Cancheng Li , Xinyi Li , Juan Du
{"title":"Facile fabrication of highly flame-retardant superhydrophobic coatings on kraft paper via a simple and efficient method","authors":"Xiawang Jiang ,&nbsp;Shujuan Liu ,&nbsp;Qianqian Yang ,&nbsp;Delin Sun ,&nbsp;Kangli Yang ,&nbsp;Zhiqing Yuan ,&nbsp;Minggong Yu ,&nbsp;Shoutong Meng ,&nbsp;Cancheng Li ,&nbsp;Xinyi Li ,&nbsp;Juan Du","doi":"10.1016/j.colcom.2023.100755","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100755","url":null,"abstract":"<div><p>To solve the problem of poor water resistance and flammability of kraft paper, we proposed a simple and efficient method for preparing highly flame-retardant superhydrophobic coating for kraft paper. Ammonium polyphosphate (APP) and aluminum hydroxide (ATH) were utilized as the flame retardant layer, while Polydimethylsiloxane (PDMS) and candle soot were employed for the superhydrophobic layer. The results revealed that the limiting oxygen index (LOI) of superhydrophobic flame retardant kraft paper (SFKP) was as high as 80%, 296.0% higher than that of ordinary kraft paper (OKP). In addition, the water contact angle (WCA) of the SFKP surface reaches 154.1°, and the water sliding angle (WSA) is 3°. Meanwhile, the WCA of SFKP remains above 150° after 12 h of immersion in water. This indicates that SFKP has excellent flame retardancy and water resistance, and is expected to be utilized in harsh environments such as floods or fires.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100755"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2215038223000626/pdfft?md5=24fd384cfa4b2a6ec3dfdc8dd32b1554&pid=1-s2.0-S2215038223000626-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134656154","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Construction and characterization of superhydrophobic wood coatings using one-step technique 一步法超疏水木器涂料的制备与表征
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-11-01 DOI: 10.1016/j.colcom.2023.100757
Shuai Cao , Shuai Cheng , Pengyu Wang , Shengbo Ge , Liping Cai , Jiabin Cai
{"title":"Construction and characterization of superhydrophobic wood coatings using one-step technique","authors":"Shuai Cao ,&nbsp;Shuai Cheng ,&nbsp;Pengyu Wang ,&nbsp;Shengbo Ge ,&nbsp;Liping Cai ,&nbsp;Jiabin Cai","doi":"10.1016/j.colcom.2023.100757","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100757","url":null,"abstract":"<div><p>This study was aiming at enhancing the stain resistance and durability of varnish on wood surfaces, a super hydrophobic solution was created by blending the synthetic ZIF-8/paraffin with Hexadecyltrimethoxysilane (HDTMS) at a specified mass ratio. This superhydrophobic mixture was then directly applied onto the wood varnish coating using a one-step method. The microscopic characterization, transmittance, wear resistance, and water contact angle (WCA) tests of hydrophobic coatings indicated that the mass ratio of ZIF-8 to HDTMS affected the surface microstructure and roughness of wood coatings. When the ratio reached 10:1, 5:1, and 2:1, the nanoparticles were dispersed at the interface of the varnish, and the film forming effect was uniform. The transmittance of the varnish coating was about 90%, and the transmittance of the superhydrophobic coating was about 80%. The water absorption rate of the treated sample was much lower than that of the untreated sample. After 10 cycles of abrasion tests, while the WCA decreased, it remained above 150°. Water droplets on the coating surface can remove pollutants through “rolling washing”, demonstrating good self-cleaning performance. The one-step method enables the rapid creation of superhydrophobic films on the surface of wood varnish coating.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100757"},"PeriodicalIF":4.5,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S221503822300064X/pdfft?md5=071fe3c88ad5b75ff2ac26b0bdd11bf4&pid=1-s2.0-S221503822300064X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138396166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Photocatalytic and antibacterial performance of β-cyclodextrin-TiO2 nanoparticles loading sorbic and benzoic acids 负载山梨酸和苯甲酸的β-环糊精- tio2纳米颗粒的光催化和抗菌性能
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-10-24 DOI: 10.1016/j.colcom.2023.100747
Leire Goñi-Ciaurriz , Pablo Rosas-Val , Carlos Gamazo , Itziar Vélaz
{"title":"Photocatalytic and antibacterial performance of β-cyclodextrin-TiO2 nanoparticles loading sorbic and benzoic acids","authors":"Leire Goñi-Ciaurriz ,&nbsp;Pablo Rosas-Val ,&nbsp;Carlos Gamazo ,&nbsp;Itziar Vélaz","doi":"10.1016/j.colcom.2023.100747","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100747","url":null,"abstract":"<div><p>TiO<sub>2</sub> nanoparticles (NPs) have been modified with β-cyclodextrin (βCD)-food preservative complexes. The susceptibility of <em>Escherichia coli</em> and <em>Staphylococcus aureus</em> to TiO<sub>2</sub> NPs, sorbic acid (SA), benzoic acid (BA), and β-Cyclodextrin-TiO<sub>2</sub> NPs including SA or BA, was studied. At 0.5 mg mL<sup>−1</sup>, TiO<sub>2</sub> NPs were more effective in the inhibition of bacterial growth than modified-TiO<sub>2</sub> NPs, achieving 71% inhibition rate. At the higher concentration of 3 mg mL<sup>−1</sup> there were no significant differences between treatments, being all of them highly effective reaching 90% inhibition. Higher treatment-doses were related to slower growth rates. Flow cytometry findings suggested efficient NPs interaction with bacteria, being more noticeable in the case of TiO<sub>2</sub> NPs. Regarding the photocatalytic activity, under 0.600 mW cm<sup>−2</sup> irradiation, TiO<sub>2</sub> NPs reached 95% methylene-blue dye degradation after 150 min, while βCD-TiO<sub>2</sub> NPs showed 3-times lower kinetic constant. Overall results suggest potential application of the new systems in active packages to protect food from microbial spoilage.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100747"},"PeriodicalIF":4.5,"publicationDate":"2023-10-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49719753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
The study of the anti-icing performance of superhydrophobic silica-nanostructured metal substrates 超疏水二氧化硅纳米结构金属基板的防冰性能研究
IF 4.5 3区 材料科学
Colloid and Interface Science Communications Pub Date : 2023-10-12 DOI: 10.1016/j.colcom.2023.100745
Tanyakorn Muangnapoh , Nipitpon Janampansang , Salida Chuphong , Chanathip Chevachotivut , Bhawat Traipattanakul , Pisist Kumnorkaew , Tippawan Sodsai
{"title":"The study of the anti-icing performance of superhydrophobic silica-nanostructured metal substrates","authors":"Tanyakorn Muangnapoh ,&nbsp;Nipitpon Janampansang ,&nbsp;Salida Chuphong ,&nbsp;Chanathip Chevachotivut ,&nbsp;Bhawat Traipattanakul ,&nbsp;Pisist Kumnorkaew ,&nbsp;Tippawan Sodsai","doi":"10.1016/j.colcom.2023.100745","DOIUrl":"https://doi.org/10.1016/j.colcom.2023.100745","url":null,"abstract":"<div><p>Superhydrophobic surfaces have proven effective in mitigating ice formation on substrates. This study aimed to experimentally investigate the effects of the surface structure of selected metal substrates on the anti-icing performance. Superhydrophobic surfaces were fabricated on aluminum, copper, stainless steel, and titanium substrates using a spray coating technique with superhydrophobic tridecafluorooctyl triethoxy silane (FAS)-functionalized colloidal silica nanoparticles. The surface wettability, surface morphology, and chemical analysis of the coated surfaces were reported. The results demonstrated successful deposition of silica nanoparticles on all substrates, significantly improving the anti-icing property of the coated surfaces. When compared with uncoated surfaces, the droplet icing times of the coated aluminum plate (C-Al), of the coated copper plate (C-Cu), of the coated stainless steel plate (C-SS), and of the coated titanium plate (C-Ti) significantly enhanced by 751%, 795%, 830% and 1320%, respectively. Also, a heat transfer model was also developed to explain the anti-icing phenomenon.</p></div>","PeriodicalId":10483,"journal":{"name":"Colloid and Interface Science Communications","volume":"57 ","pages":"Article 100745"},"PeriodicalIF":4.5,"publicationDate":"2023-10-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49709263","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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: 1
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