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学者姓名:吴明红
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A large amount of antibiotics enters the soil environment and accumulates therein as individuals and mixtures, threatening the soil safety. However, there is little information regarding the influence of single and mixed antibiotics on key soil proteins at molecular level. In this study, setting sulfadiazine (SD) and tetracycline hydrochloride (TC) as the representative antibiotics, the interactions between these agents and α-amylase (an important hydrolase in soil carbon cycle) were investigated through multi-spectroscopic approaches, X-ray photoelectron spectrometry, and molecular modeling. It was found that both SD and TC spontaneously bound to α-amylase with 1:1 stoichiometry mainly via forming stable chemical bonds. The interactions altered the polarity of aromatic amino acids, protein backbone, secondary structure, hydrophobicity and activity of α-amylase. The SD-TC mixtures were designed based on the direct equipartition ray to comprehensively characterize the possible concentration distribution, and interactive effects indicated that the mixtures antagonistically impacted α-amylase. These findings reveal the binding characteristics between α-amylase and typical antibiotics, which probably influence the ecological functions of α-amylase in soil. This study clarifies the potential harm of antibiotics on soil functional enzyme, which is significant for the environmental risk assessment of antibiotics and their mixtures. © 2024 Elsevier B.V.
Keyword :
Bond strength (chemical) Bond strength (chemical) Risk assessment Risk assessment
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GB/T 7714 | Zhang, Yulian , Xu, Fangyu , Yao, Jingyi et al. Spontaneous interactions between typical antibiotics and soil enzyme: Insights from multi-spectroscopic approaches, XPS technology, molecular modeling, and joint toxic actions [J]. | Journal of Hazardous Materials , 2024 , 480 . |
MLA | Zhang, Yulian et al. "Spontaneous interactions between typical antibiotics and soil enzyme: Insights from multi-spectroscopic approaches, XPS technology, molecular modeling, and joint toxic actions" . | Journal of Hazardous Materials 480 (2024) . |
APA | Zhang, Yulian , Xu, Fangyu , Yao, Jingyi , Liu, Shu-Shen , Lei, Bo , Tang, Liang et al. Spontaneous interactions between typical antibiotics and soil enzyme: Insights from multi-spectroscopic approaches, XPS technology, molecular modeling, and joint toxic actions . | Journal of Hazardous Materials , 2024 , 480 . |
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Transition metal selenides are considered as one of the most promising anode materials for sodium-ion batteries (SIBs) on account of their high theoretical specific capacity. However, the poor conductivity, sluggish kinetics and volume expansion during the (de)sodiation process hinder its application. Herein, a novel heterostructure of CoSe2/Sb2Se3 nanocrystals embedded into nanocage-in-nanofiber carbon framework is designed and constructed via electrospinning, carbonization, ion exchange and selenization processes. In this structure, bimetallic selenide heterostructure accelerates electron/ion transfer kinetics and Na+ adsorption capacity, carbon nanocages structure alleviates the volume expansion and maintains structural integrity during the (de)sodiation process, and carbon nanofibers connect the nanocages in series to shorten the electron transmission path and enhance electrical conductivity. As a self-supporting anode for SIBs, as-synthesized CoSe2/Sb2Se3@C@CNF shows a high reversible capacity of 406 mAh g-1 at 0.2 A g-1 after 200 cycles and displays excellent rate capability. More remarkably, the CoSe2/Sb2Se3@C@CNF anode manifests an outstanding cycling stability for over 2000 and 12,000 cycles at 1 and 5 A g-1, with the capacity retention being 97 % and 103 % respectively. Meanwhile, the excellent sodium storage performance is revealed by kinetic analysis, energy level analysis and density functional theory calculations.
Keyword :
CoSe2 CoSe2 Heterostructure Heterostructure Nanocage Nanocage Nanofiber Nanofiber Sb2Se3 Sb2Se3 Sodium-ion battery Sodium-ion battery Ultralong-life Ultralong-life
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GB/T 7714 | Li, Yunbiao , Gao, Xinglong , Zhang, Long et al. Heterostructure CoSe2/Sb2Se3 nanocrystals embedded into nanocage-in-nanofiber carbon framework for ultralong-life sodium-ion batteries [J]. | JOURNAL OF ALLOYS AND COMPOUNDS , 2024 , 999 . |
MLA | Li, Yunbiao et al. "Heterostructure CoSe2/Sb2Se3 nanocrystals embedded into nanocage-in-nanofiber carbon framework for ultralong-life sodium-ion batteries" . | JOURNAL OF ALLOYS AND COMPOUNDS 999 (2024) . |
APA | Li, Yunbiao , Gao, Xinglong , Zhang, Long , Wei, Mingzhi , Jiang, Chaoyan , Li, Zhen et al. Heterostructure CoSe2/Sb2Se3 nanocrystals embedded into nanocage-in-nanofiber carbon framework for ultralong-life sodium-ion batteries . | JOURNAL OF ALLOYS AND COMPOUNDS , 2024 , 999 . |
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Antibiotics usually induce the hormetic effects on bacteria, featured by low-dose stimulation and high-dose inhibition, which challenges the central belief in toxicity assessment and environmental risk assessment of antibiotics. However, there are currently no ideal parameters to quantitatively characterize hormesis. In this study, an effective area in hormesis (AH) was developed to quantify the biphasic dose-responses of single antibiotics (sulfonamides (SAs), sulfonamides potentiators (SAPs), and tetracyclines (TCs)) and binary mixtures (SAs-SAPs, SAs-TCs, and SAs-SAs) to the bioluminescence of Aliivibrio fischeri. Using Ebind (the lowest interaction energy between antibiotic and target protein) and Kow (octanol-water partition coefficient) as the structural descriptors, the reliable quantitative structure-activity relationship (QSAR) models were constructed for the AH values of test antibiotics and mixtures. Furthermore, a novel method based on AH was established to judge the joint toxic actions of binary antibiotics, which mainly exhibited synergism. The results also indicated that SAPs (or TCs) contributed more than SAs in the hormetic effects of antibiotic mixtures. This study proposes a new quantitative parameter for characterizing and predicting antibiotic hormesis, and considers hormesis as an integrated whole to reveal the combined effects of antibiotics, which will promote the development of risk evaluation for antibiotics and their mixtures. © 2024 Elsevier B.V.
Keyword :
Antibiotics Antibiotics Hormesis Hormesis Joint toxic action Joint toxic action QSAR QSAR Quantitative characterization Quantitative characterization
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GB/T 7714 | Sun, H. , Yao, J. , Long, Z. et al. A new parameter for quantitatively characterizing antibiotic hormesis: QSAR construction and joint toxic action judgment [J]. | Journal of Hazardous Materials , 2024 , 479 . |
MLA | Sun, H. et al. "A new parameter for quantitatively characterizing antibiotic hormesis: QSAR construction and joint toxic action judgment" . | Journal of Hazardous Materials 479 (2024) . |
APA | Sun, H. , Yao, J. , Long, Z. , Luo, R. , Wang, J. , Liu, S.-S. et al. A new parameter for quantitatively characterizing antibiotic hormesis: QSAR construction and joint toxic action judgment . | Journal of Hazardous Materials , 2024 , 479 . |
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With the increasing demand for sustainable and resource-efficient wastewater treatment technologies, particularly in addressing metal-organic complexes contamination, herein we present a photoelectrochemical (PEC) wastewater treatment system based on a solar-driven ion confinement strategy. Employing a coordination polymer framework known as copper hexacyanoferrate (CuFe Prussian blue analogues (PBA)) as the host material for ion confinement, our strategy creates a pathway that couples photogenerated electrons with heavy-metal ions. This facilitates rapid electron transfer, enabling the effective separation of charge carriers and simultaneous capture of Cu(II) from wastewater. Taking Cu-ethylenediaminetetraacetic acid (EDTA) as a model pollutant, our proposed method demonstrates a removal efficiency of 92.2% for Cu-EDTA complexes and a recovery rate of 76.5% for Cu(II) under unbiased conditions. Analysis using X-ray absorption fine structure (XAFS) confirms the ion confinement of Cu(II) within the structure, distinguishing it from traditional PEC methods that focus on obtaining elemental Cu(0). Controlled release of metal ions not only meets specific requirements but also has significant potential for chemical recovery. Our proposed technology embodies the concept of utilizing pollutants to treat pollutants, making full use of concomitant heavy-metal ions in wastewater. It concurrently achieves the efficient degradation of organic pollutants while also facilitating resource recovery. © 2024 American Chemical Society
Keyword :
Cu-EDTA Cu-EDTA decomplexation decomplexation ion confinement ion confinement photoelectrochemical photoelectrochemical Prussian blue analogues Prussian blue analogues
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GB/T 7714 | Dang, Q. , Wang, L. , Sun, W. et al. Solar-Driven Ion Confinement for Synergetic Pollutants Remediation and Valuable Metal Recovery in Wastewater [J]. | ACS ES and T Engineering , 2024 , 4 (7) : 1748-1757 . |
MLA | Dang, Q. et al. "Solar-Driven Ion Confinement for Synergetic Pollutants Remediation and Valuable Metal Recovery in Wastewater" . | ACS ES and T Engineering 4 . 7 (2024) : 1748-1757 . |
APA | Dang, Q. , Wang, L. , Sun, W. , Wu, G. , Li, S. , Li, A. et al. Solar-Driven Ion Confinement for Synergetic Pollutants Remediation and Valuable Metal Recovery in Wastewater . | ACS ES and T Engineering , 2024 , 4 (7) , 1748-1757 . |
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Solid-state electrolytes (SEs) have attracted overwhelming attention as a promising alternative to traditional organic liquid electrolytes (OLEs) for high-energy-density sodium-metal batteries (SMBs), owing to their intrinsic incombustibility, wider electrochemical stability window (ESW), and better thermal stability. Among various kinds of SEs, inorganic solid-state electrolytes (ISEs) stand out because of their high ionic conductivity, excellent oxidative stability, and good mechanical strength, rendering potential utilization in safe and dendrite-free SMBs at room temperature. However, the development of Na-ion ISEs still remains challenging, that a perfect solution has yet to be achieved. Herein, we provide a comprehensive and in-depth inspection of the state-of-the-art ISEs, aiming at revealing the underlying Na+ conduction mechanisms at different length scales, and interpreting their compatibility with the Na metal anode from multiple aspects. A thorough material screening will include nearly all ISEs developed to date, i.e., oxides, chalcogenides, halides, antiperovskites, and borohydrides, followed by an overview of the modification strategies for enhancing their ionic conductivity and interfacial compatibility with Na metal, including synthesis, doping and interfacial engineering. By discussing the remaining challenges in ISE research, we propose rational and strategic perspectives that can serve as guidelines for future development of desirable ISEs and practical implementation of high-performance SMBs.
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GB/T 7714 | Huang, Jiawen , Wu, Kuan , Xu, Gang et al. Recent progress and strategic perspectives of inorganic solid electrolytes: fundamentals, modifications, and applications in sodium metal batteries [J]. | CHEMICAL SOCIETY REVIEWS , 2023 , 52 (15) : 4933-4995 . |
MLA | Huang, Jiawen et al. "Recent progress and strategic perspectives of inorganic solid electrolytes: fundamentals, modifications, and applications in sodium metal batteries" . | CHEMICAL SOCIETY REVIEWS 52 . 15 (2023) : 4933-4995 . |
APA | Huang, Jiawen , Wu, Kuan , Xu, Gang , Wu, Minghong , Dou, Shixue , Wu, Chao . Recent progress and strategic perspectives of inorganic solid electrolytes: fundamentals, modifications, and applications in sodium metal batteries . | CHEMICAL SOCIETY REVIEWS , 2023 , 52 (15) , 4933-4995 . |
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The pervasive presence of persistent contaminants in water resources, including phosphate and antibiotics, has attracted significant attention due to their potential adverse effects on ecosystems and human health. Adsorption membranes packed with metal-organic frameworks (MOFs) have been proposed as a potential solution to this challenge due to their high surface area to volume ratio, and the tailored functionality they can provide for selective purification. However, devising a straightforward method to enhance the stability of MOF membranes on polymer supports and manipulate their surface morphology remains challenging. In this study, we present a facile solution immersion technique to fabricate a ZIF-L adsorption membrane on commercial supports by leveraging the self-polymerization characteristics of dopamine. The simple coating methodology provides a polydopamine-lined interface that regulates the ZIF-L heteroepitaxial growth, along with tailored nanoflake morphology. Compared with crystals prepared in bulk solution, the sorbents grown on the membrane exhibit a higher saturation capacity of 248 mg g(-1) of phosphate (similar to 80 mg phosphorus per g sorbent) and 196 mg g(-1) for tetracycline in static adsorption experiments at 30 degrees C. Additionally, the membranes are capable of selectively removing 99.5% of the phosphate in simulant solutions comprising competitive background ions in various concentrations, and efficiently removing tetracycline. The result from the static adsorption experiments directly translates to a flow-through process, showcasing the utility of a composite membrane with a 3 mu m thick active layer in practical adsorption applications. The facile solution immersion fabrication protocol introduced in this work may offer a more efficient paradigm to harness the potential of MOF composite membranes in selective adsorption and resource recovery applications.
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GB/T 7714 | Wu, Tong , Chen, Wenqian , Wu, Minghong et al. Membrane-based purification and recovery of phosphate and antibiotics by two-dimensional zeolitic nanoflakes [J]. | RSC ADVANCES , 2023 , 13 (27) : 18799-18811 . |
MLA | Wu, Tong et al. "Membrane-based purification and recovery of phosphate and antibiotics by two-dimensional zeolitic nanoflakes" . | RSC ADVANCES 13 . 27 (2023) : 18799-18811 . |
APA | Wu, Tong , Chen, Wenqian , Wu, Minghong , Zhang, Yizhou . Membrane-based purification and recovery of phosphate and antibiotics by two-dimensional zeolitic nanoflakes . | RSC ADVANCES , 2023 , 13 (27) , 18799-18811 . |
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Biocompatible materials and biocarriers have attracted great attention in biological wastewater treatment owing to their excellent performance in improving pollutant removal. Graphene-based material, a biocarrier candidate, with excellent adsorbability and conductivity was increasingly applied in anaerobic digestion due to its exceptional potential in the adsorption and electron transfer process. Nevertheless, the green approach for the formation of bio-graphene complexes and their mechanism in dye removal is limited. The aim of this study is to investigate and assess the performance of biological graphene hydrogel (BGH) formed by Shewanella putrefaciens CN32 on the removal of methyl orange (MO) and methylene blue (MB). The results showed that the formation of BGH is determined by the physicochemical characteristics of graphene oxide, including sheet size, oxidation degree, and interlayer distance. BGHs significantly increased the removal efficiency of dyes in comparison to non-graphene samples, with a 24-h removal rate of MO and MB reaching 92.9% and 91%, respectively. The synergetic mechanism of BGH on the enhanced removal rate of organic dye can be ascribed to GO's ability in accelerating extracellular electron transfer and stimulating biodegradation pathways relating to c-type cytochromes, including MtrA and MtrC. These findings provided an understanding of the relationship between graphene-based nanomaterials and Shewanella, which facilitated their future application in environmental biotechnology.
Keyword :
Dye treatment Dye treatment Extracellular electron transfer Extracellular electron transfer Graphene hydrogel Graphene hydrogel Shewanella Shewanella Synergetic mechanism Synergetic mechanism
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GB/T 7714 | Hua, Zilong , Tang, Liang , Wu, Minghong et al. Graphene hydrogel improves S. putrefaciens' biological treatment of dye wastewater: Impacts of extracellular electron transfer and function of c-type cytochromes [J]. | ENVIRONMENTAL RESEARCH , 2023 , 236 . |
MLA | Hua, Zilong et al. "Graphene hydrogel improves S. putrefaciens' biological treatment of dye wastewater: Impacts of extracellular electron transfer and function of c-type cytochromes" . | ENVIRONMENTAL RESEARCH 236 (2023) . |
APA | Hua, Zilong , Tang, Liang , Wu, Minghong , Fu, Jing . Graphene hydrogel improves S. putrefaciens' biological treatment of dye wastewater: Impacts of extracellular electron transfer and function of c-type cytochromes . | ENVIRONMENTAL RESEARCH , 2023 , 236 . |
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Previous theoretical calculations have predicted that the incorporation of tellurium (Te) into carbon materials can significantly enhance their catalytic activity. Nevertheless, the experimental realization of efficient Te-doped carbon materials remains challenging. Here, we employed theoretical calculations to deduce the possible structure of Te-doped carbon materials. Our findings unveil that the formation of Te-O pairs in carbon materials with a relatively low oxygen coordination microenvironment can impart strong electron-donating capabilities, thereby boosting the electrocatalytic activity of oxygen reduction reaction (ORR). To verify our theoretical predictions, we synthesized Te-O pair-doped carbon materials using a tandem hydrothermal dehydration-pyrolysis strategy. This approach enabled efficient infiltration of Te into carbon materials. Our unconventional Te-O pair-doped carbon materials exhibit expanded interlayer distances and graphene-like nanosheet architectures, which provide enlarged active areas. These structural features contribute to the enhanced ORR catalytic performance of the as-prepared carbon catalyst. Our findings provide molecular-level insights into the design of various carbon-based with active sites.
Keyword :
carbon nanosheets carbon nanosheets charge transfer charge transfer electron donation electron donation oxygen reduction oxygen reduction Te-O pairs Te-O pairs
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GB/T 7714 | Wang, Zeming , Li, Gao , Hou, Weidong et al. Insights into the Use of Te-O Pairs as Active Centers of Carbon Nanosheets for Efficient Electrochemical Oxygen Reduction [J]. | ACS NANO , 2023 , 17 (9) : 8671-8679 . |
MLA | Wang, Zeming et al. "Insights into the Use of Te-O Pairs as Active Centers of Carbon Nanosheets for Efficient Electrochemical Oxygen Reduction" . | ACS NANO 17 . 9 (2023) : 8671-8679 . |
APA | Wang, Zeming , Li, Gao , Hou, Weidong , Guo, Huazhang , Wang, Liang , Wu, Minghong . Insights into the Use of Te-O Pairs as Active Centers of Carbon Nanosheets for Efficient Electrochemical Oxygen Reduction . | ACS NANO , 2023 , 17 (9) , 8671-8679 . |
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In the process of volatile organic compounds (VOCs) catalytic oxidation, the search of the reaction mechanism and the reaction rate-controlling part are the key and difficult elements of research. In this work, the intermediate products in the process of eliminating various VOCs by different catalytic technologies are systematically reviewed. Based on intermediates analysis, the advantages and disadvantages of various catalytic technologies in the control of by-products are described in detail. The paper also focuses on the detection techniques of characteristic intermediates in VOCs elimination, and discusses the characterization methods and their usage conditions. Finally, several factors are provided that affect the formation and conversion of intermediates. Especially, the effects of catalysts surface metal capacity and oxygen species on intermediates are discussed. It is believed that the review will provide a good basis and reference point for the exploration of VOCs catalytic oxidation pathways and the analysis of intermediate products.
Keyword :
Catalytic oxidation mechanism Catalytic oxidation mechanism Intermediates Intermediates Intermediates detection technology Intermediates detection technology Multiple VOCs Multiple VOCs Structure effect Structure effect
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GB/T 7714 | Zhao, Zhenyuan , Ma, Shuting , Gao, Bin et al. A systematic review of intermediates and their characterization methods in VOCs degradation by different catalytic technologies [J]. | SEPARATION AND PURIFICATION TECHNOLOGY , 2023 , 314 . |
MLA | Zhao, Zhenyuan et al. "A systematic review of intermediates and their characterization methods in VOCs degradation by different catalytic technologies" . | SEPARATION AND PURIFICATION TECHNOLOGY 314 (2023) . |
APA | Zhao, Zhenyuan , Ma, Shuting , Gao, Bin , Bi, Fukun , Qiao, Rong , Yang, Yang et al. A systematic review of intermediates and their characterization methods in VOCs degradation by different catalytic technologies . | SEPARATION AND PURIFICATION TECHNOLOGY , 2023 , 314 . |
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The rate of low-carbon water pollution treatment technology closely tracks the ongoing promotion of the "dual carbon" targets. Given its low carbon, energy savings, high efficiency, and no secondary pollution, photo-electrocatalysis (PEC) technology has emerged as the most promising strategy for controlling large-scale water pollution. This review summarizes the progress of PEC system in water pollution control in recent years. Firstly, three typical PEC systems and their operating mechanisms are described, and representative photoanode, photocathode and counter electrode materials are summarized according to different electrode functions. Meanwhile, the effects of electrolyte and applied bias voltage on the performance of PEC system are discussed. Then, the progresses of PEC system in the treatment of dyes, drugs, heavy metal ions and organic-inorganic compound pollution and energy production are analyzed in detail. Finally, in order to make full use of the application potential of PEC system in wastewater treatment, the prospects and challenges for the future development of PEC are proposed from the perspective of carbon neutralization.
Keyword :
Emerging contaminants Emerging contaminants Photoanode Photoanode Photoelectrocatalysis Photoelectrocatalysis Removal effect Removal effect Wastewater treatment Wastewater treatment
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GB/T 7714 | Dang, Qi , Wang, Liting , Liu, Jiqing et al. Recent progress of photoelectrocatalysis systems for wastewater treatment [J]. | JOURNAL OF WATER PROCESS ENGINEERING , 2023 , 53 . |
MLA | Dang, Qi et al. "Recent progress of photoelectrocatalysis systems for wastewater treatment" . | JOURNAL OF WATER PROCESS ENGINEERING 53 (2023) . |
APA | Dang, Qi , Wang, Liting , Liu, Jiqing , Wang, Dejin , Chai, Jianfei , Wu, Minghong et al. Recent progress of photoelectrocatalysis systems for wastewater treatment . | JOURNAL OF WATER PROCESS ENGINEERING , 2023 , 53 . |
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