Advanced Sensor and Energy Materials最新文献

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Recent advances of 2D materials in semiconductor application: A review 二维材料在半导体中的应用进展
Advanced Sensor and Energy Materials Pub Date : 2025-09-06 DOI: 10.1016/j.asems.2025.100161
Md. Aminul Islam , Safiullah Khan , Juhi Jannat Mim , S M Maksudur Rahman , Md. Ahadul Islam Patwary , Md. Safiul Islam , Nayem Hossain
{"title":"Recent advances of 2D materials in semiconductor application: A review","authors":"Md. Aminul Islam ,&nbsp;Safiullah Khan ,&nbsp;Juhi Jannat Mim ,&nbsp;S M Maksudur Rahman ,&nbsp;Md. Ahadul Islam Patwary ,&nbsp;Md. Safiul Islam ,&nbsp;Nayem Hossain","doi":"10.1016/j.asems.2025.100161","DOIUrl":"10.1016/j.asems.2025.100161","url":null,"abstract":"<div><div>Semiconductors have performed remarkably since the advent of two-dimensional (2D) materials with excellent electrical, optical, and thermal characteristics. This review summarizes the recent progress made in the 2D materials field, i.e., graphene, transition metal dichalcogenides (TMDCs), and black phosphorus, focusing on their distinct thickness-dependent band structures, charge carrier mobilities, and mechanical properties. This has become a short but powerful interface for mobile devices with fast variations in our speaking circuits, and the power reaches from transistors, photodetectors, and solar cells together with digital electronics, radio-frequency devices, optoelectronics, and sensing technologies. This paper seeks to provide a clear perspective on fabrication, stability, and scale-up challenges by discussing theoretical and experimental approaches and highlighting challenges and innovative methods, including ultrasound-assisted strategies and heterostructure engineering. The present article performed and analysed a systematic literature review on key publications on the fundamental mechanisms and emerging applications of 2D materials in semiconductor technology. The review highlights the role these materials play in improving device performance, energy efficiency, and environmental friendliness. The paper concludes with a perspective on future directions, highlighting new research opportunities through advanced doping techniques and defect engineering to address current limitations and propel the broader adoption of 2D materials. This work sets another milestone for next-generation semiconductors. Another unique aspect of the study is its ability to bridge the gap between the fundamental characteristics of 2D semiconductors and real device-level integration. It draws attention to scalability, stability, and complementary metal oxide semiconductors (CMOS) compatibility difficulties that were not adequately considered in previous studies. The study discusses sophisticated tactics, including interface optimization and heterostructure engineering. A comparative analysis of 2D materials and their possible real-world semiconductor applications is also included in this chapter.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 4","pages":"Article 100161"},"PeriodicalIF":0.0,"publicationDate":"2025-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145222024","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A framework to evaluate the calorific efficiency of hardwoods based on DEA and AHP methods 基于DEA和AHP方法的硬木热效率评价框架
Advanced Sensor and Energy Materials Pub Date : 2025-09-01 DOI: 10.1016/j.asems.2025.100152
Hilal Singer
{"title":"A framework to evaluate the calorific efficiency of hardwoods based on DEA and AHP methods","authors":"Hilal Singer","doi":"10.1016/j.asems.2025.100152","DOIUrl":"10.1016/j.asems.2025.100152","url":null,"abstract":"<div><div>This study proposes a two-phase decision-making framework to evaluate the calorific efficiencies of wood and bark samples obtained from the trunks and branches of fifteen hardwood tree species. The proposed framework integrates the data envelopment analysis (DEA) with the analytic hierarchy process (AHP). The DEA method is used to perform pairwise comparisons of the wood and bark samples. Ash content, volatile matter content, and fixed carbon content are selected as inputs, while the calorific value is used as the output. The results from the DEA analysis are analyzed using the AHP method to determine precise efficiency ranking indexes. The ranking order of the trunk wood samples is determined as follows: beech, oak, eucalyptus, hophornbeam, hazelnut, poplar, alder, maple, rhododendron, elm, ash, hornbeam, chestnut, linden, and plane. The ranking of the branch wood samples in descending order with the respective DEA-AHP scores is beech, poplar, alder, hophornbeam, oak, hornbeam, ash, rhododendron, eucalyptus, maple, linden, chestnut, plane, elm, and hazelnut. The sequence of the trunk bark samples is poplar, hornbeam, beech, chestnut, ash, alder, rhododendron, linden, hazelnut, maple, hophornbeam, oak, plane, elm, and eucalyptus. Lastly, the priority order of the branch bark samples is as follows: rhododendron, poplar, beech, linden, hornbeam, hazelnut, chestnut, hophornbeam, ash, alder, maple, oak, elm, plane, and eucalyptus. Additionally, comparative and sensitivity analyses are conducted to shed light on efficiency changes between the samples. The proposed framework can be used as a technical reference for selecting the most efficient materials and determining the effects of different input values on efficiency levels.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 3","pages":"Article 100152"},"PeriodicalIF":0.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144932003","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electrokinetic transport phenomena in nanofluidics 纳米流体中的电动输运现象
Advanced Sensor and Energy Materials Pub Date : 2025-09-01 DOI: 10.1016/j.asems.2025.100157
Bowei Zhang , Xuanhao Mei , Huimin Zhang , JinPeng Bao , Ping Song , Ce Han , Weilin Xu
{"title":"Electrokinetic transport phenomena in nanofluidics","authors":"Bowei Zhang ,&nbsp;Xuanhao Mei ,&nbsp;Huimin Zhang ,&nbsp;JinPeng Bao ,&nbsp;Ping Song ,&nbsp;Ce Han ,&nbsp;Weilin Xu","doi":"10.1016/j.asems.2025.100157","DOIUrl":"10.1016/j.asems.2025.100157","url":null,"abstract":"<div><div>Over the past few decades, significant progress has been made in understanding transport phenomena within nanochannels. Due to the dimensional overlap with the electrical double layer in nanochannels, the electrokinetic behavior in these systems has demonstrated several unconventional characteristics, demonstrating great potential in the fields of materials science and chemistry. This review first introduces the fundamental principles of lower limits and electrokinetics in nanochannels. Next, various techniques for constructing nanochannels are discussed to provide guidance for selecting the proper fabrication methods based on the specific characteristics of the nanochannels. Then, the electrochemical and fluorescence detection methods for electrodynamic phenomena in nanochannels are systematically summarized. Finally, relevant current challenges are briefly addressed to provide inspiring suggestions for further studies and exploration in the nanofluidic electrochemical kinetics.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 3","pages":"Article 100157"},"PeriodicalIF":0.0,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144932004","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Perovskite photoelectric memristors with biological synaptic properties for neuromorphic computing 神经形态计算中具有生物突触特性的钙钛矿光电记忆电阻器
Advanced Sensor and Energy Materials Pub Date : 2025-07-17 DOI: 10.1016/j.asems.2025.100159
Dong-Liang Li , Jia-Ying Chen , Yang Xiao, Wen-Min Zhong, Yan-Ping Jiang, Qiu-Xiang Liu, Xin-Gui Tang
{"title":"Perovskite photoelectric memristors with biological synaptic properties for neuromorphic computing","authors":"Dong-Liang Li ,&nbsp;Jia-Ying Chen ,&nbsp;Yang Xiao,&nbsp;Wen-Min Zhong,&nbsp;Yan-Ping Jiang,&nbsp;Qiu-Xiang Liu,&nbsp;Xin-Gui Tang","doi":"10.1016/j.asems.2025.100159","DOIUrl":"10.1016/j.asems.2025.100159","url":null,"abstract":"<div><div>The “Von Neumann bottleneck” of traditional computing architecture limits the speed of information processing and the physical size limit indicates the end of “More's Law”. Neuromorphic computing, a new computing architecture, is proposed to deal with the challenges. Memristors are potential in analogues of synapses and in neuromorphic computing. A synaptic device based on Au/CsPbI<sub>3-x</sub>Br<sub>x</sub>/GaAs memristor is fabricated. Typical synaptic plasticity of the synaptic device is investigated, including long-term potentiation (LTP), long-term depression (LTD) and paired-pulse facilitation (PPF) and the synaptic weight of the synaptic device is modulated by ultraviolet and completed the transition from short-term plasticity to long-term plasticity. Under the joint modulation of optical and electrical signals, the biological classical conditioned reflex of Pavlov's condition was achieved, proving that the device can perform associative learning. Furthermore, two artificial neural networks are constructed for modified National Institute of Standards and Technology (MNIST) data-set recognition to compare the accuracy of a single layer network and convolutional neural network (CNN).</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 4","pages":"Article 100159"},"PeriodicalIF":0.0,"publicationDate":"2025-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145050070","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Target triggered G4 catalytic network via HCR-mediated hydrogel assembly for multi-model analysis of microRNA efficiently 目标通过hcr介导的水凝胶组装触发G4催化网络,高效地进行microRNA的多模型分析
Advanced Sensor and Energy Materials Pub Date : 2025-07-02 DOI: 10.1016/j.asems.2025.100158
Mingli Su , Jun Yang , Ruiwen Wang , Jiabao Yang , Fahui Wang , Jiamin Qin , Weiguo Yang , Qing-Chun Deng , Chengyi Xiong , Wen-Bin Liang
{"title":"Target triggered G4 catalytic network via HCR-mediated hydrogel assembly for multi-model analysis of microRNA efficiently","authors":"Mingli Su ,&nbsp;Jun Yang ,&nbsp;Ruiwen Wang ,&nbsp;Jiabao Yang ,&nbsp;Fahui Wang ,&nbsp;Jiamin Qin ,&nbsp;Weiguo Yang ,&nbsp;Qing-Chun Deng ,&nbsp;Chengyi Xiong ,&nbsp;Wen-Bin Liang","doi":"10.1016/j.asems.2025.100158","DOIUrl":"10.1016/j.asems.2025.100158","url":null,"abstract":"<div><div>With the advancement of hierarchical diagnosis and treatment systems, there is an increasing demand for rapid, user-friendly, and cost-effective approaches for disease analysis and prognosis monitoring. MicroRNAs (miRNAs), as vital biomarkers for early-stage disease diagnosis, pose substantial analytical challenges due to their small molecular size, low endogenous abundance, and high sequence homology among different species. Traditional methods such as Northern blotting and real-time ​polymerase chain reaction (RT-PCR) are limited by their complexity, lengthy procedures, and reliance on specialized instruments, making them less suitable for point-of-care (POC) applications. To address these challenges, we propose a portable and efficient POC analytical platform by utilizing a G4 catalytic network triggered by miRNA-155 through hybridization chain reaction (HCR)-mediated hydrogel assembly. A highly sensitive analysis was achieved for concentrations of 500 pM and 100 ​nM, with a limit of detection (LOD) of 138 pM, which demonstrated the method's capability for precise detection at low concentrations. Additionally, based on the color development reaction, its image information <em>via</em> RGB analysis could be used to achieve ternary precise quantitative analysis, thereby improving the analysis sensitivity and portability. This innovative platform provides a simple, cost-effective, and customizable solution for miRNA detection, opening new avenues for home-based bioanalysis and early disease diagnosis in resource-limited or remote settings.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 4","pages":"Article 100158"},"PeriodicalIF":0.0,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145027774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Editorial: Recent advances in biosensor and energy storage materials 编辑:生物传感器和储能材料的最新进展
Advanced Sensor and Energy Materials Pub Date : 2025-04-22 DOI: 10.1016/j.asems.2025.100151
Juewen Liu
{"title":"Editorial: Recent advances in biosensor and energy storage materials","authors":"Juewen Liu","doi":"10.1016/j.asems.2025.100151","DOIUrl":"10.1016/j.asems.2025.100151","url":null,"abstract":"","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 3","pages":"Article 100151"},"PeriodicalIF":0.0,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144090118","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wearable electrochemical sensor for real-time sweat monitoring powered by Li–S battery: Rapid ion-electron transduction driven by high-entropy Prussian blue analogues 用于实时汗液监测的可穿戴电化学传感器,由锂-S 电池供电:高熵普鲁士蓝类似物驱动的快速离子-电子转换
Advanced Sensor and Energy Materials Pub Date : 2025-03-18 DOI: 10.1016/j.asems.2025.100150
Zhong-Hui Sun , Qiu-Ling Huang , Zhan-Chao Li , Wei Zheng , Yan Mao , Dong-Xue Han , Gang Huang
{"title":"Wearable electrochemical sensor for real-time sweat monitoring powered by Li–S battery: Rapid ion-electron transduction driven by high-entropy Prussian blue analogues","authors":"Zhong-Hui Sun ,&nbsp;Qiu-Ling Huang ,&nbsp;Zhan-Chao Li ,&nbsp;Wei Zheng ,&nbsp;Yan Mao ,&nbsp;Dong-Xue Han ,&nbsp;Gang Huang","doi":"10.1016/j.asems.2025.100150","DOIUrl":"10.1016/j.asems.2025.100150","url":null,"abstract":"<div><div>The portable electrochemical sensors couple with high-energy density batteries lay the foundation for intelligent electronic devices capable of real-time and long-term monitoring of signals at the molecular level. Currently, high-entropy materials play a crucial role in advanced energy storage system and electroanalytical chemistry due to their powerful multi active centers and lattice strain fields. Herein, we propose high-entropy Prussian blue analogues (HE-PBA) as a bidirectional catalyst to reduce the activation energy of sulfur redox reaction, alleviate polysulfides shuttle, and inhibit lithium dendritic growth in Li–S battery. Furthermore, benefited from hierarchical HE-PBA with multiple redox active sites, superior ion-selective effect, high ionic/electrical conductivity and hydrophobicity, thus contributing to splendid ion-electron transducer capability as solid contact layer in wearable potentiometric electrochemical sensors. As a result, an advanced wearable electronic device integrates LSB as a power source with potentiometric electrochemical sensor unit equipped with ion selective electrode, enabling real-time monitoring of K<sup>+</sup> concentration in sweat metabolite during outdoor exercise. In a word, this work demonstrates a tremendous potential of designing multifunctional electrode materials for advanced energy storage and electrochemical sensing applications through high entropy strategies.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 2","pages":"Article 100150"},"PeriodicalIF":0.0,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143828520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mid-infrared integrated spectroscopic sensor based on chalcogenide glasses: Optical characterization and sensing applications 基于硫系玻璃的中红外集成光谱传感器:光学特性和传感应用
Advanced Sensor and Energy Materials Pub Date : 2025-03-18 DOI: 10.1016/j.asems.2025.100149
S. Meziani , A. Hammouti , L. Bodiou , N. Lorrain , R. Chahal , A. Bénardais , R. Courson , J. Troles , C. Boussard-Plédel , V. Nazabal , J. Charrier
{"title":"Mid-infrared integrated spectroscopic sensor based on chalcogenide glasses: Optical characterization and sensing applications","authors":"S. Meziani ,&nbsp;A. Hammouti ,&nbsp;L. Bodiou ,&nbsp;N. Lorrain ,&nbsp;R. Chahal ,&nbsp;A. Bénardais ,&nbsp;R. Courson ,&nbsp;J. Troles ,&nbsp;C. Boussard-Plédel ,&nbsp;V. Nazabal ,&nbsp;J. Charrier","doi":"10.1016/j.asems.2025.100149","DOIUrl":"10.1016/j.asems.2025.100149","url":null,"abstract":"<div><div>A mid-infrared (mid-IR) spectroscopic sensor is developed using a chalcogenide glasses (ChGs) platform with a broad transmission band. The ridge ChGs waveguides were patterned via standard i-line photolithography and reactive ion etching, following the deposition of guiding and confinement layers through RF magnetron sputtering. The waveguides exhibit a wide transparency range from <em>λ</em> ​= ​3.94–8.95 ​μm, with minimum propagation losses value of 2.5 ​dB/cm at <em>λ</em> ​= ​7.58 ​μm. To validate the feasibility of the suggested sensor, a spectroscopic gas sensing experiment was performed using CO<sub>2</sub>, resulting in an estimated limit of detection (LoD) of 1.16%v at <em>λ</em> ​= ​4.28 ​μm, achieved with an external confinement factor <em>Γ</em> of 6.5%. Additionally, liquid sensing experiment was carried out using isopropanol, obtaining a LoD of 300 ppmv at <em>λ</em> ​= ​7.25 ​μm.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 3","pages":"Article 100149"},"PeriodicalIF":0.0,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143937792","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Corrigendum to “Needle−tip effect promoted flexible electrochemical sensor for detecting chloride ions in food by in−situ deposited silver dendrimers” [Adv Sensor Energy Mater 3 (2024) 100100] “针尖效应促进的柔性电化学传感器用于原位沉积银树突物检测食品中的氯离子”的勘误表[Adv传感器能量物质3 (2024)100100]
Advanced Sensor and Energy Materials Pub Date : 2025-03-10 DOI: 10.1016/j.asems.2024.100130
Huang Dai , Huilin Hu , Zhiyong Gong , Jing Shu , Jiahua Wang , Xiaodan Liu , Fuwei Pi , Qiao Wang , Shuo Duan , Yingli Wang
{"title":"Corrigendum to “Needle−tip effect promoted flexible electrochemical sensor for detecting chloride ions in food by in−situ deposited silver dendrimers” [Adv Sensor Energy Mater 3 (2024) 100100]","authors":"Huang Dai ,&nbsp;Huilin Hu ,&nbsp;Zhiyong Gong ,&nbsp;Jing Shu ,&nbsp;Jiahua Wang ,&nbsp;Xiaodan Liu ,&nbsp;Fuwei Pi ,&nbsp;Qiao Wang ,&nbsp;Shuo Duan ,&nbsp;Yingli Wang","doi":"10.1016/j.asems.2024.100130","DOIUrl":"10.1016/j.asems.2024.100130","url":null,"abstract":"","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 2","pages":"Article 100130"},"PeriodicalIF":0.0,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143580021","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
Enhanced multienzyme-like and antibacterial activity by copper atomically dispersed into molybdenum disulfide for accelerated wound healing 铜原子分散到二硫化钼中加速伤口愈合,增强了多酶样和抗菌活性
Advanced Sensor and Energy Materials Pub Date : 2025-03-08 DOI: 10.1016/j.asems.2025.100148
Jiahao Shen , Junli Liu , Yunxiao Yi , Chenhui He , Hengyu Liu , Linrong Shi , Jin Liu , Pingen Shi , Hui Liu , Xuanmeng He , Yi Feng , Xingjian Song , Shaowei Chen
{"title":"Enhanced multienzyme-like and antibacterial activity by copper atomically dispersed into molybdenum disulfide for accelerated wound healing","authors":"Jiahao Shen ,&nbsp;Junli Liu ,&nbsp;Yunxiao Yi ,&nbsp;Chenhui He ,&nbsp;Hengyu Liu ,&nbsp;Linrong Shi ,&nbsp;Jin Liu ,&nbsp;Pingen Shi ,&nbsp;Hui Liu ,&nbsp;Xuanmeng He ,&nbsp;Yi Feng ,&nbsp;Xingjian Song ,&nbsp;Shaowei Chen","doi":"10.1016/j.asems.2025.100148","DOIUrl":"10.1016/j.asems.2025.100148","url":null,"abstract":"<div><div>Bacterial and viral infections have been a global challenge, exacerbated by rampant antibiotic overuse. It is thus of fundamental and technological significance to develop effective antibacterial agents. Herein, copper is atomically dispersed into a MoS<sub>2</sub> matrix via the chelation of ammonium tetrathiomolybdate [(NH<sub>4</sub>)<sub>2</sub>MoS<sub>4</sub>]. Meticulous control of the copper content enables uniform atomic dispersion and optimizes active site accessibility, both critical factors for a range of catalytic activities that mimic native enzymes like peroxidase, superoxide dismutase and glutathione oxidase. Among the series, the Cu/MoS<sub>2</sub>-3 sample, with a Cu:Mo molar ratio of ca. 0.3, exhibits the best activity, with a maximum rate of 14.3 × 10<sup>−18</sup> M s<sup>–</sup><sup>1</sup> in the peroxidase-like reaction with H<sub>2</sub>O<sub>2</sub> and rate constant of 2.56 × 10<sup>−3</sup> s<sup>−1</sup> that are at least one order of magnitude greater than those of MoS<sub>2</sub>. These unique properties endow the resultant Cu/MoS<sub>2</sub> composites with a remarkable antimicrobial activity. Experimentally, with the addition of 1 mM H<sub>2</sub>O<sub>2</sub>, 99% of Gram-positive <em>Staphylococcus aureus</em> and Gram-negative <em>Escherichia coli</em> can be eliminated within 10 min by Cu/MoS<sub>2</sub> (50 μg/mL). Such a peroxidase-like activity of Cu/MoS<sub>2</sub> can facilitate wound healing and inflammation reduction in a <em>Staphylococcus aureus</em> infected wound model. Results from this study highlight the unique significance of atomic dispersion in the structural engineering of high-performance bactericidal agents for biomedical applications.</div></div>","PeriodicalId":100036,"journal":{"name":"Advanced Sensor and Energy Materials","volume":"4 2","pages":"Article 100148"},"PeriodicalIF":0.0,"publicationDate":"2025-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143792342","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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