Advanced Sustainable Systems最新文献

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Machine Learning Optimized FeCoMn-Trimetallic MOF-Decorated Nanofibers for Enhanced OER Catalysis 机器学习优化fecom -三金属mof修饰纳米纤维增强OER催化
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-17 DOI: 10.1002/adsu.202400840
Farhan Zafar, Muhammad Ali Khan, Mohamed M. El-Toony, Naeem Akhtar, Sadaf Ul Hassan, Rana Abdul Shakoor, Cong Yu
{"title":"Machine Learning Optimized FeCoMn-Trimetallic MOF-Decorated Nanofibers for Enhanced OER Catalysis","authors":"Farhan Zafar,&nbsp;Muhammad Ali Khan,&nbsp;Mohamed M. El-Toony,&nbsp;Naeem Akhtar,&nbsp;Sadaf Ul Hassan,&nbsp;Rana Abdul Shakoor,&nbsp;Cong Yu","doi":"10.1002/adsu.202400840","DOIUrl":"https://doi.org/10.1002/adsu.202400840","url":null,"abstract":"<p>Despite significant advancements in noble metal-free trimetallic MOF-based electrocatalysts for efficient oxygen evolution reaction (OER), limited attention is given to identify which metal will play most significant role in controlling OER performance. Thus, to address this gap, herein ternary metallic (FeCoMn) squarate-based MOF via a solvothermal approach is synthesized. Additionally, machine learning (ML) algorithms are employed on experimental datasets during synthesis strategy to optimize metal concentrations more swiftly and efficiently to design highly efficient ternary metallic (FeCoMn) squarate MOF-based electrocatalysts. Interestingly, ML optimization has identified Fe as a key element significantly influencing OER efficacy. To further boost OER efficacy, ML-optimized FeCoMn MOF is drop-casted onto highly conductive electrospun polycaprolactone (PC) nanofibers, facilitating smooth, uniform flow of ions and electrons across the entire surface, maximizing exposed active sites, all anchored on a sponge-like conductive Ni foam (NF) substrate. Results reveal that ML-optimized FeCoMn/PC displays high electrocatalytic activity with lower overpotential (170 mV at a current density of 10 mA cm<sup>−2</sup>), Tafel slope of 66.6.8 mV dec<sup>−1</sup>, as compared to FeCoMn (overpotential 180 mV, Tafel slope 89.3 mV dec<sup>−1</sup>). To the best of knowledge, the first time ML optimized FeCoMn/PC-based electrocatalyst for OER is reported.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171277","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
Engineering of Activated Biochar Derived from Pine Needle Waste Biomass as Ozonation Catalyst in Water 松针废弃物活性炭在水中臭氧化催化剂的工程研究
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-16 DOI: 10.1002/adsu.202500108
Antón López-Francés, Belén Ferrer, Herme G. Baldoví, Amarajothi Dhakshinamoorthy, Sergio Navalón
{"title":"Engineering of Activated Biochar Derived from Pine Needle Waste Biomass as Ozonation Catalyst in Water","authors":"Antón López-Francés,&nbsp;Belén Ferrer,&nbsp;Herme G. Baldoví,&nbsp;Amarajothi Dhakshinamoorthy,&nbsp;Sergio Navalón","doi":"10.1002/adsu.202500108","DOIUrl":"https://doi.org/10.1002/adsu.202500108","url":null,"abstract":"<p>Valorization of biomass wastes into carbon-based catalysts for water treatment is a clear paradigm of sustainability.Herein, we investigate an unprecedented transformation of pine needle waste biomass into activated biochars (PNCs) as ozonation catalysts for aqueous oxalic acid degradation. The physico-chemical and textural properties of PNCs are tailored by combining pyrolysis temperatures up to 1200 °C and the use or not of KOH or K<sub>2</sub>CO<sub>3</sub> as activating agents. The physico-chemical and structural properties of these carbocatalysts are correlated with their catalytic activities. The PNC catalyst pyrolized at 1200 °C for 4 h using K<sub>2</sub>CO<sub>3</sub> (PNC1200-4K<sub>2</sub>CO<sub>3</sub>) provides a complete pollutant degradation after 150 min, while PNC catalyst pyrolized at 1200 °C for 4 h without activation requires 300 min. PNC1200-4K<sub>2</sub>CO<sub>3</sub> performance compares favorably with previous reports. The superior catalytic activity of this reusable catalyst is attributed to its highest population of π-extended aromatic domains as active sites together with high porosity. The catalytic formation of <sup>1</sup>O<sub>2</sub>, HO<sup>.</sup> and HOO<sup>.</sup> radicals are supported by electron paramagnetic resonance measurements and selective quenching experiments. Unlike most of the previous analogous reports, herein, we demonstrate that <sup>1</sup>O<sub>2</sub> in the presence of PNC1200-4K<sub>2</sub>CO<sub>3</sub> can degrade oxalic acid even in the presence of common radical scavengers.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171412","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
Stabilizing Unsaturated S at Interface for the Enhanced Photothermal Evolution of CH4 From CO2 界面稳定不饱和S促进CO2中CH4的光热演化
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-16 DOI: 10.1002/adsu.202401041
Chao An, Jun Zhang, Liang Mao, Yu Nie, Xiaoyan Cai, Xin Tan, Tao Yu
{"title":"Stabilizing Unsaturated S at Interface for the Enhanced Photothermal Evolution of CH4 From CO2","authors":"Chao An,&nbsp;Jun Zhang,&nbsp;Liang Mao,&nbsp;Yu Nie,&nbsp;Xiaoyan Cai,&nbsp;Xin Tan,&nbsp;Tao Yu","doi":"10.1002/adsu.202401041","DOIUrl":"https://doi.org/10.1002/adsu.202401041","url":null,"abstract":"<p>Highly selective photocatalytic CO<sub>2</sub> reduction (PCR) to methane is restricted severely due to the multiple consecutive proton-coupled electron transfer steps and the stabilization of crucial intermediates. Herein, an In<sub>2</sub>O<sub>3</sub>/CuInS<sub>2</sub> composite with multifunction is meticulously fabricated via heterojunction engineering and achieves a remarkable selectivity of CH<sub>4</sub> (95.73%) and a yield of 54.9 umol·g<sup>−1</sup>·h<sup>−1</sup>. The electrons are enriched around S atoms to form unsaturated S sites, thereby improving the efficiency of photocatalytic reduction reactions involving multiple electrons. The interfacial effect induces electron/photogenerated electron transfer from In<sub>2</sub>O<sub>3</sub> to the unsaturated S sites, suppressing excessive oxidation states and reducing local positive charge accumulation, thereby stabilizing the unsaturated S sites. Unsaturated S sites acts as electron-rich centers for CO<sub>2</sub> adsorption and activation function, enhancing the coverage of <sup>*</sup>CO species on the surface of photocatalyst and lowering the energy barrier of <sup>*</sup>CHO intermediate, thereby inducing the generation of CH<sub>4</sub>. The photothermal effect improves the sluggish kinetics of the PCR efficiency, which is ascribed to the transferred electrons that are excited into hot electrons on CuInS<sub>2</sub> via the LSPR effect, accelerating the activation of adsorbed CO<sub>2</sub> molecules.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171413","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
Superior Performance of Lithium-Ion Batteries with High-Loading Graphite Anode via Dry Processible Node-Shaped Connective Binder 干法加工节点型连接粘结剂制备高负载石墨阳极锂离子电池的优越性能
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-13 DOI: 10.1002/adsu.202401039
Jin-Wook Min, Keun-Ho Heo, Hyun-Seung Kim, Chihyun Hwang, Jong-Hyun Park, Je-Nam Lee, Ji-Sang Yu, Won-Jin Kwak, Dong-Won Kim, Jang-Yeon Hwang, Yun-Chae Jung
{"title":"Superior Performance of Lithium-Ion Batteries with High-Loading Graphite Anode via Dry Processible Node-Shaped Connective Binder","authors":"Jin-Wook Min,&nbsp;Keun-Ho Heo,&nbsp;Hyun-Seung Kim,&nbsp;Chihyun Hwang,&nbsp;Jong-Hyun Park,&nbsp;Je-Nam Lee,&nbsp;Ji-Sang Yu,&nbsp;Won-Jin Kwak,&nbsp;Dong-Won Kim,&nbsp;Jang-Yeon Hwang,&nbsp;Yun-Chae Jung","doi":"10.1002/adsu.202401039","DOIUrl":"https://doi.org/10.1002/adsu.202401039","url":null,"abstract":"<p>As the demand for high-performance energy storage solutions increases, lithium-ion batteries (LIBs) remain the leading technology in electric vehicles (EVs) and portable electronics. However, traditional wet-casting electrode (WCE) processes have inherent limitations, such as binder migration and environmental concerns associated with solvent use. In this study, a high-loading dry-casting electrode (DCE) approach is proposed to overcome these challenges by eliminating solvent use and improving electrode uniformity. The DCE, fabricated using polyvinylidene fluoride-co-hexafluoropropylene (PVdF-HFP) binder nanoparticles, improves binder distribution among the natural graphite particles, enhances lithium-ion transport, and mitigates interfacial reactions. Electrochemical analysis reveals that the DCE outperforms the WCE, particularly under high loading conditions (≈7 mAh cm<sup>−2</sup>). The pouch-type full-cell test exhibits a 67.8% capacity retention after 700 cycles, indicating stable cell cycling. Consequently, this study highlights the potential of DCE to improve capacity retention, enhance rate capability, and reduce electrode degradation for commercial applications.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171366","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
Flexible Electrocatalyst Engineering Based on 2D Ultrathin Nanosheets and Lamellar Fern-Like Aerogel for Water Electrolysis 基于二维超薄纳米片和层状蕨类气凝胶的柔性电催化剂工程水电解
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-12 DOI: 10.1002/adsu.202500159
Zeqi Zhu, Jiaxuan Qiu, Linbin Xie, Longlu Wang
{"title":"Flexible Electrocatalyst Engineering Based on 2D Ultrathin Nanosheets and Lamellar Fern-Like Aerogel for Water Electrolysis","authors":"Zeqi Zhu,&nbsp;Jiaxuan Qiu,&nbsp;Linbin Xie,&nbsp;Longlu Wang","doi":"10.1002/adsu.202500159","DOIUrl":"https://doi.org/10.1002/adsu.202500159","url":null,"abstract":"<p>Water electrolysis represents the primary method to produce green hydrogen. Nevertheless, during water electrolysis, particularly at high current densities, a large number of gas bubbles generated are difficult to detach from the electrode, triggering a series of negative effects such as active site covering, ionic conductance block, and catalyst deactivation, which in turn reduces catalyst efficiency. In recent years, flexible electrocatalysts have been developed to address this issue well, with the superior characteristics including mechanical deformability, active site optimization, high mass transfer efficiency, and structural stability. The advanced development of flexible electrocatalyst engineering for water electrolysis is urgently needed to be systematically reviewed. Here, first, the characteristics of flexible electrocatalysts are summarized to deeply understand their impact on water electrolysis performance. Second, a series of strategies to design flexible electrocatalysts based on 2D nanosheets and fern-like structure are comprehensively introduced. Last but not least, the outlooks of flexible electrocatalyst research is presented, which will provide a preliminary theoretical basis and new ideas for the development of low-cost, high-performance, and long-life electrocatalysts applied to water electrolysis.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171286","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
Recent Progress in Chemically Functionalized Heterogeneous Catalysts for CO2 Conversion by Electro and Photocatalysis: A Review 电光催化CO2转化的化学功能化非均相催化剂研究进展
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-12 DOI: 10.1002/adsu.202400852
Sumayya Mumtaz, Muhammad Altaf Nazir, Syed Shoaib Ahmad Shah, Hamdy Khamees Thabet, Zeinhom M. El-Bahy, Shumaila Bibi, Muhammad Ahmad Wattoo, Aziz ur Rehman
{"title":"Recent Progress in Chemically Functionalized Heterogeneous Catalysts for CO2 Conversion by Electro and Photocatalysis: A Review","authors":"Sumayya Mumtaz,&nbsp;Muhammad Altaf Nazir,&nbsp;Syed Shoaib Ahmad Shah,&nbsp;Hamdy Khamees Thabet,&nbsp;Zeinhom M. El-Bahy,&nbsp;Shumaila Bibi,&nbsp;Muhammad Ahmad Wattoo,&nbsp;Aziz ur Rehman","doi":"10.1002/adsu.202400852","DOIUrl":"https://doi.org/10.1002/adsu.202400852","url":null,"abstract":"<p>The foremost cause of global warming in 21<sup>st</sup> century is excessive generation of CO<sub>2</sub> and its build-up in atmosphere. In mandate to address this important problem, many solutions are investigated, with CO<sub>2</sub> conversion emerging as a key approach. This method produces clean, renewable energy while simultaneously lowering CO<sub>2</sub> levels. In order to facilitate an investigation of sophisticated multifunctional catalysts for CO<sub>2</sub> conversion, this study starts by looking at the primary sources of CO<sub>2</sub> and their effects on the environment. It explores the importance of multifunctional catalysts and their development methods for the conversion of CO<sub>2</sub> into value-added products including methanol, ethanol, and hydrocarbons. Specifically, the utilization of tailored carbon-based, metal organic frameworks (MOF)-based, Metal Oxide-based, Zeolite-based catalysts, and their composites across various methods such as photocatalysis, and electrocatalysis is explored. This study attempts to highlight the difficulties and possible future developments in CO<sub>2</sub> conversion in order to highlight the complexity of the topic. It provides an inclusive exploration of the various facets of CO<sub>2</sub> conversion, highlighting the significance of novel catalyst development and application tactics in halting global warming.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171287","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
Solvent Casting Reprocessing of Poly(vinylidene fluoride-co-hexafluoropropylene)-Based Nanocomposite Sensors: An In-Depth Study on Recyclability and Performance 聚偏氟乙烯-共六氟丙烯基纳米复合传感器的溶剂铸造再加工:可回收性和性能的深入研究
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-10 DOI: 10.1002/adsu.202500075
Víctor Díaz-Mena, Xoan Xosé Fernández Sánchez-Romate, María Sánchez, Alejandro Ureña
{"title":"Solvent Casting Reprocessing of Poly(vinylidene fluoride-co-hexafluoropropylene)-Based Nanocomposite Sensors: An In-Depth Study on Recyclability and Performance","authors":"Víctor Díaz-Mena,&nbsp;Xoan Xosé Fernández Sánchez-Romate,&nbsp;María Sánchez,&nbsp;Alejandro Ureña","doi":"10.1002/adsu.202500075","DOIUrl":"https://doi.org/10.1002/adsu.202500075","url":null,"abstract":"<p>Wearable electronics have gained increasing attention due to their potential in real-time health monitoring applications. However, the environmental impact and waste associated with non-recyclable materials used in these devices remain critical challenges. This study investigates the reprocessing and recyclability of flexible strain sensors based on Poly(vinylidene fluoride-co-hexafluoropropylene) (PVDF-HFP) nanocomposites reinforced with carbon nanotubes (CNT) and graphene nanoplatelets (GNP). The nanocomposites are subjected to multiple recycling cycles using a solvent casting method, and their electrical and electromechanical properties are thoroughly analyzed. Microstructural characterization revealed improved nanoparticle dispersion with recycling, albeit with distinct behavior for CNT and GNP due to differences in aspect ratio and geometry. Electrical tests demonstrated a reduction in conductivity for CNT-based sensors due to nanoparticle breakage, while GNP-based sensors exhibited stable conductivity. Electromechanical tests indicated enhanced sensitivity after recycling, with GNP-based sensors showing superior robustness. Proof-of-concept tests, including monitoring knee joint movements and breathing patterns, validated the functionality of recycled sensors in health monitoring applications. The findings highlight the potential of reprocessed PVDF-HFP nanocomposite sensors as sustainable, high-performance materials for wearable electronics.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsu.202500075","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171362","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
Natural Biopolymer Nanofibrils as Sustainable Filter Materials 天然生物高聚物纳米纤维作为可持续过滤材料
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-07 DOI: 10.1002/adsu.202400965
Jinzhang Guo, Xiufang Li, Yanfei Feng, Renchuan You
{"title":"Natural Biopolymer Nanofibrils as Sustainable Filter Materials","authors":"Jinzhang Guo,&nbsp;Xiufang Li,&nbsp;Yanfei Feng,&nbsp;Renchuan You","doi":"10.1002/adsu.202400965","DOIUrl":"https://doi.org/10.1002/adsu.202400965","url":null,"abstract":"<p>Increasingly serious environmental problems, including air pollution and water contamination, have led to an increasing demand for filter materials (FMs). Biopolymer nanofibrils assembled by natural macromolecules such as polysaccharides or proteins exist widely as nanobuilding blocks in natural materials. Owing to the advantages of abundant source, environmental biodegradability, biocompatibility, high specific surface area and excellent mechanical properties, biopolymer nanofibrils show bright prospects for sustainable functional filters. This review summarizes the structure and preparation methods of representative biopolymer nanofibrils (cellulose nanofibrils, chitin nanofibrils, and silk nanofibrils), and then outlines their emerging applications in the field of FMs. Finally, the existing challenges and future opportunities of natural biopolymer nanofibrils in this field are summarized.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171462","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
Second-Generation Organic Nanozyme for Effective Detection of Agricultural Herbicides 第二代有机纳米酶用于农业除草剂的有效检测
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-07 DOI: 10.1002/adsu.202401029
Dong Hoon Lee, Mohammed Kamruzzaman
{"title":"Second-Generation Organic Nanozyme for Effective Detection of Agricultural Herbicides","authors":"Dong Hoon Lee,&nbsp;Mohammed Kamruzzaman","doi":"10.1002/adsu.202401029","DOIUrl":"https://doi.org/10.1002/adsu.202401029","url":null,"abstract":"<p>Inorganic nanozyme-based biosensors are extensively used for detecting toxic molecules, offering an alternative to fragile enzyme-based sensors and conventional analytic tools. However, inorganic materials can pose environmental risks due to toxicity and low sustainability properties, which may lead to pollution after intended use. To address these limitations, sustainable organic nanozyme-based sensing platforms are essential for overcoming sustainable issues and effectively detecting toxic agrichemicals. In this study, a second-generation, sustainable organic compound-based nanozyme (EU nanozyme) is introduced, which exhibits peroxidase-like catalytic activity. The nanozyme is synthesized using a modified, self-assembled fabrication procedure that produced a homogenous, spherical nanozyme within 2 h and incorporated a partially mimicked cofactor of the natural peroxidase. This EU nanozyme exhibits decent kinetic profiles (<i>Km</i> = 0.006 m<span>m</span>, H<sub>2</sub>O<sub>2</sub>), along with degradability and biocompatibility, making it suitable for direct implementation in agricultural environments and highlighting its sustainability. The EU nanozyme-based colorimetric sensing platform effectively detects toxic herbicides (e.g., Atrazine), with decent analytic sensitivity with a Limit of Detection (LOD) of 0.231 pg mL<sup>−1</sup>, strong analytic selectivity among more than six relative agrichemicals/and other pesticides, and specificity in corn samples with a LOD of 0.394 µgmL<sup>−1</sup>, within a short detection time of up to 3 min. It is envisioned that this platform may offer promising advancements in enhancing agricultural safety.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsu.202401029","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171461","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
Toward Sustainable Photocatalysis: Addressing Deactivation and Environmental Impact of Anodized and Sol–Gel Photocatalysts 迈向永续光催化:探讨阳极和溶胶-凝胶光催化剂的失活和环境影响
IF 6.5 3区 材料科学
Advanced Sustainable Systems Pub Date : 2025-03-04 DOI: 10.1002/adsu.202401017
Maria Vittoria Diamanti, Manjunath V. Shinnur, MariaPia Pedeferri, Anna Maria Ferrari, Roberto Rosa, Daniela Meroni
{"title":"Toward Sustainable Photocatalysis: Addressing Deactivation and Environmental Impact of Anodized and Sol–Gel Photocatalysts","authors":"Maria Vittoria Diamanti,&nbsp;Manjunath V. Shinnur,&nbsp;MariaPia Pedeferri,&nbsp;Anna Maria Ferrari,&nbsp;Roberto Rosa,&nbsp;Daniela Meroni","doi":"10.1002/adsu.202401017","DOIUrl":"https://doi.org/10.1002/adsu.202401017","url":null,"abstract":"<p>Photocatalysis is proposed as an environmentally friendly technology that exploits solar light for environmental purification. While its effect on treated effluent quality is indeed positive, studies on its overall environmental profitability generally disregard the fact that photocatalytic materials may themselves generate pollution in their production, use, and end-of-life phases. This work addresses two distinct methods for titanium dioxide (TiO<sub>2</sub>) photocatalytic coatings preparation, that is, chemical –sol–gel, associated with spray coating– and electrochemical –anodic oxidation, which generates the oxide directly from a titanium substrate. Oxides are tested in the photocatalytic decomposition of tetracycline, an antibiotic commonly found in water. Both distilled and tap water are used as matrices. Coatings are tested multiple times to simulate real operating conditions, until photocatalytic activity is compromised. Life Cycle Assessment (LCA) is then used to quantify and compare the potential environmental impacts associated with the two different TiO<sub>2</sub> production strategies. Eventually, the assessment is completed by considering full photocatalyst regeneration: while for Sol–Gel this only implies cleaning and re-deposition, anodizing required oxide detachment, and subsequent re-anodization. The process of oxide removal and re-anodizing, although invasive and titanium consuming, is repeated 20 times without significant loss of photocatalytic efficiency, indicating robustness and suitability for technology transfer.</p>","PeriodicalId":7294,"journal":{"name":"Advanced Sustainable Systems","volume":"9 5","pages":""},"PeriodicalIF":6.5,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsu.202401017","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144171389","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
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