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学者姓名:郑云
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Anode-free solid-state lithium (Li) metal batteries (AFSSLMBs), with anticipated high energy density and cost-effectiveness, high safety, and simplicity of fabrication, are considered to have great potential in becoming promising alternatives for next-generation electrochemical energy storage devices. Unfortunately, the inefficiency of Li plating/stripping and the rapid capacity decay during cycling have severely hindered the further development of AFSSLMBs. Accordingly, to cope with these faced challenges, enormous efforts have been made in the most recent years. However, a comprehensive review entirely focusing on AFSSLMBs seems not available in terms of the loss and recovery of effective Li. Herein, based on the current understanding of AFSSLMBs, the essential causes of the main challenges faced by AFSSLMBs are attributed to irreversible Li loss and sluggish Li kinetics. Subsequently, five main types of advanced strategies for promoting AFSSLMBs' performance from various critical components are categorized and summarized along with the main line of avoiding effective Li loss, in which the contents from impactful articles published in the most recent one to two years are predominantly comprised. Finally, the challenges and possible future directions of AFSSLMBs are proposed, aiming to accelerate the rapid research and development for practical applications and commercialization of this advanced technology.
Keyword :
advanced strategies for effective Li recovery advanced strategies for effective Li recovery anode-free solid-state Li-metal batteries anode-free solid-state Li-metal batteries challenges of effective Li loss challenges of effective Li loss irreversible Li loss irreversible Li loss sluggish Li kinetic sluggish Li kinetic
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GB/T 7714 | Zhang, Tianzhu , Huang, Kaixin , Zheng, Yun et al. Loss and Recovery of Effective Lithium in Anode-Free Solid-State Lithium Metal Batteries [J]. | ADVANCED MATERIALS , 2025 . |
MLA | Zhang, Tianzhu et al. "Loss and Recovery of Effective Lithium in Anode-Free Solid-State Lithium Metal Batteries" . | ADVANCED MATERIALS (2025) . |
APA | Zhang, Tianzhu , Huang, Kaixin , Zheng, Yun , Luo, Dan , Yan, Wei , Zhang, Jiujun et al. Loss and Recovery of Effective Lithium in Anode-Free Solid-State Lithium Metal Batteries . | ADVANCED MATERIALS , 2025 . |
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Flexible lithium-ion batteries (FLIBs) have garnered significant research interest as critical energy storage components, driven by rapid advancements in deformable electronic systems. However, it is a challenge to simultaneously realize adequate flexibility, stability, and energy density for FLIBs. Cellulose-based materials demonstrate inherent flexibility, lightweight characteristics, high surface area, and cost-effectiveness, enabling their promising utilization in electrode architectures for high-energy-density flexible battery systems. In this review, we summarize the recent research progress of the application of cellulose-based materials in FLIBs, with special emphasis on roles of cellulose-based materials in electrodes of FLIBs. Firstly, the roles of cellulose-based materials in FLIBs' anodes are categorized into four distinct types: precursor, binder, skeleton, and modification layer, accompanied by an overall review of recent advances. Similarly, their multifunctional contributions in FLIBs cathodes are also systematically classified into three categories: binder, skeleton, and modification layers, with corresponding progress in each domain comprehensively summarized. Finally, the challenges and possible future directions of cellulose-based materials in FLIBs are proposed, aiming to accelerate the rapid research and development for practical applications and commercialization of this advanced technology.
Keyword :
cellulose-based materials cellulose-based materials electrode modification electrode modification flexible lithium-ion battery flexible lithium-ion battery the roles of cellulose-based materials the roles of cellulose-based materials Wearable electronic devices Wearable electronic devices
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GB/T 7714 | Liu, Xiang , Zhang, Tianzhu , Liu, Zewen et al. Cellulose-based materials enabling high-performance electrodes for flexible lithium-ion batteries: A mini review [J]. | INTERNATIONAL JOURNAL OF GREEN ENERGY , 2025 . |
MLA | Liu, Xiang et al. "Cellulose-based materials enabling high-performance electrodes for flexible lithium-ion batteries: A mini review" . | INTERNATIONAL JOURNAL OF GREEN ENERGY (2025) . |
APA | Liu, Xiang , Zhang, Tianzhu , Liu, Zewen , Zheng, Yun , Qin, Bingsen , Lu, Zongtao et al. Cellulose-based materials enabling high-performance electrodes for flexible lithium-ion batteries: A mini review . | INTERNATIONAL JOURNAL OF GREEN ENERGY , 2025 . |
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Lithium fluoride (LiF)-rich solid electrolyte interface (SEI) is critical for enabling the stable operation of polymer-based all-solid-state lithium-metal batteries (ASSLMBs). Precisely controlling the C & horbar;F dissociation chemistry in fluorine-containing lithium salts to construct a LiF-rich SEI is a logically viable but still challenging approach. Current strategies for constructing LiF-rich SEI primarily focus on designing non-metal polar groups and related structures. In contrast, approaches leveraging metal-based electron donors to facilitate charge transfer for C & horbar;F bond cleavage and LiF formation remain largely unexplored. Herein, a dual-enhanced charge transfer mechanism through prelithiation strategy is proposed in solid polymer electrolyte (SPE) for C & horbar;F bond cleavage. The charge transfer occurs between LiTFSI and the introduced metal sites and further enhanced by lithiation design, thereby achieving a robust LiF-rich SEI. The achieving SPEs enable an excellent cyclability of Li|Li cell over 3800 h at 0.3 mA cm-2. Li||LiFePO4 ASSLMBs demonstrate a high Coulombic efficiency of approximate to 100% and a stability of 1200 cycles with capacity retention of 80% at 2C. The corresponding pouch cell delivers a high average areal capacity of 2.41 mAh cm-2 over 1600 h. This work offers a novel approach for constructing LiF-rich SEI toward durable ASSLMBs.
Keyword :
dual-enhanced charge transfer mechanism dual-enhanced charge transfer mechanism LiF-rich SEI LiF-rich SEI prelithiation strategy prelithiation strategy solid polymer electrolyte solid polymer electrolyte stable all-solid-state lithium metal batteries stable all-solid-state lithium metal batteries
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GB/T 7714 | Zheng, Yun , Yang, Na , Duan, Song et al. Dual-Enhanced Charge Transfer through Prelithiation Strategy in Polymer Electrolyte Enables Robust LiF-Rich SEI for Ultralong-Life All-Solid-State Batteries [J]. | ADVANCED FUNCTIONAL MATERIALS , 2025 . |
MLA | Zheng, Yun et al. "Dual-Enhanced Charge Transfer through Prelithiation Strategy in Polymer Electrolyte Enables Robust LiF-Rich SEI for Ultralong-Life All-Solid-State Batteries" . | ADVANCED FUNCTIONAL MATERIALS (2025) . |
APA | Zheng, Yun , Yang, Na , Duan, Song , Li, Zhenghao , Gao, Rui , Zhu, Yanfei et al. Dual-Enhanced Charge Transfer through Prelithiation Strategy in Polymer Electrolyte Enables Robust LiF-Rich SEI for Ultralong-Life All-Solid-State Batteries . | ADVANCED FUNCTIONAL MATERIALS , 2025 . |
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Single-atom transition metal-nitrogen-doped carbons (SA M-N-Cs) catalysts are promising alternatives to platinum-based catalysts for the oxygen reduction reaction (ORR) in proton exchange membrane fuel cells (PEMFCs). However, enhancing their performance for practical applications remains a significant challenge. This review summarizes recent advances in enhancing the intrinsic activity of SA M-N-C catalysts through various strategies, such as tuning the coordination environment and local structure of central metal atoms, heteroatom doping, and the creation of dual-/multi metal sites. Additionally, it discusses methods to increase the density of M-Nx active sites, including chelation, defect capture, cascade anchoring, spatial confinement, porous structure design, and secondary doping. Finally, it outlines future directions for developing highly active and stable SA M-N-C catalysts, providing a comprehensive framework for the design of advanced catalysts.
Keyword :
catalytic performance catalytic performance metal-nitrogen-carbon metal-nitrogen-carbon oxygen reduction reaction (ORR) oxygen reduction reaction (ORR) proton exchange membrane fuel cells (PEMFCs) proton exchange membrane fuel cells (PEMFCs) single atom catalysts single atom catalysts
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GB/T 7714 | Lin, Yanhong , Li, Wenjun , Wang, Zeyu et al. Current advances and performance enhancement of single atom M-N-C catalysts for PEMFCs [J]. | FRONTIERS IN ENERGY , 2025 . |
MLA | Lin, Yanhong et al. "Current advances and performance enhancement of single atom M-N-C catalysts for PEMFCs" . | FRONTIERS IN ENERGY (2025) . |
APA | Lin, Yanhong , Li, Wenjun , Wang, Zeyu , Zheng, Yun , Zhang, Yining , Fu, Xiaogang . Current advances and performance enhancement of single atom M-N-C catalysts for PEMFCs . | FRONTIERS IN ENERGY , 2025 . |
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Introducing advanced conductive nanoparticles to combine with metal-organic frameworks (MOFs) as electrode is emergingly regarded as a practical and efficient approach to improve the capacitive performance of super- capacitors. Herein, a new MOF (ZrNi-UiO-66, Nickel-zirconium 1,4-dicarboxybenzene) is designed to combine with carbon quantum dots (CQDs) to form a composite electrode with high specific capacitance, in which the charge regulation is performed to facilitate the electronic conduction and transfer. Such constructed electrode delivers an enhanced electronic conductivity and an improved specific capacitance of 2468.75 F g- 1 @ 1 A g- 1 , which is four times of the contrast sample. Meanwhile, the assembled hybrid supercapacitor exhibits an increased energy density and power density, as well as a sustainable stability after 10,000 cycles with a retention rate of 91.6 %. Basing on the study of advanced characterizations and density functional theory (DFT) simulation, the mechanism of significantly improved specific capacitance can be elaborated as the promote electronic conduction caused from narrowed band gap from 3.9 eV or 0.41 eV-0.23 eV, and the increased charge accumulation at the Ni sites in designed MOFs. This work provides new insights for the design and construction of potential energy storage materials based on MOFs and/or advanced carbon-based materials.
Keyword :
Carbon quantum dots (CQDs) Carbon quantum dots (CQDs) Charge regulation Charge regulation Specific capacitance Specific capacitance Supercapacitor Supercapacitor ZrNi-UiO-66 ZrNi-UiO-66
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GB/T 7714 | Xie, Yujuan , Han, Jinghua , Li, Fengchao et al. Charge regulation for advanced electrode combining ZrNi-UiO-66 and carbon quantum dots towards high specific capacitance [J]. | JOURNAL OF POWER SOURCES , 2025 , 629 . |
MLA | Xie, Yujuan et al. "Charge regulation for advanced electrode combining ZrNi-UiO-66 and carbon quantum dots towards high specific capacitance" . | JOURNAL OF POWER SOURCES 629 (2025) . |
APA | Xie, Yujuan , Han, Jinghua , Li, Fengchao , Li, Lingfei , Li, Zhenghao , Li, Qian et al. Charge regulation for advanced electrode combining ZrNi-UiO-66 and carbon quantum dots towards high specific capacitance . | JOURNAL OF POWER SOURCES , 2025 , 629 . |
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The oxygen reduction reaction (ORR) is critical for energy conversion technologies like fuel cells and metal-air batteries. However, advancing efficient and stable ORR catalysts remains a significant challenge. Iron-based single-atom catalysts (Fe SACs) have emerged as promising alternatives to precious metals. However, their catalytic performance and stability remain constrained. Introducing a second metal (M) to construct Fe & horbar;M dual-atom catalysts (Fe & horbar;M DACs) is an effective strategy to enhance the performance of Fe SACs. This review provides a comprehensive overview of the recent advancements in Fe-based DACs for ORR. It begins by examining the structural advantages of Fe & horbar;M DACs from the perspectives of electronic structure and reaction pathways. Next, the precise synthetic strategies for DACs are discussed, and the structure-performance relationships are explored, highlighting the role of the second metal in improving catalytic activity and stability. The review also covers in situ characterization techniques for real-time observation of catalytic dynamics and reaction intermediates. Finally, future directions for Fe & horbar;M DACs are proposed, emphasizing the integration of advanced experimental strategies with theoretical simulations as well as artificial intelligence/machine learning to design highly active and stable ORR catalysts, aiming to expand the application of Fe & horbar;M DACs in energy conversion and storage technologies.
Keyword :
dual-atom catalysts dual-atom catalysts iron-based electrocatalysts iron-based electrocatalysts oxygen reduction reaction oxygen reduction reaction single-atom catalyst single-atom catalyst
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GB/T 7714 | You, Shengping , Zhang, Chao , Yu, Mingyu et al. Rational Dual-Atom Design to Boost Oxygen Reduction Reaction on Iron-Based Electrocatalysts [J]. | SMALL , 2025 , 21 (27) . |
MLA | You, Shengping et al. "Rational Dual-Atom Design to Boost Oxygen Reduction Reaction on Iron-Based Electrocatalysts" . | SMALL 21 . 27 (2025) . |
APA | You, Shengping , Zhang, Chao , Yu, Mingyu , Tan, Xin , Sun, Kaian , Zheng, Yun et al. Rational Dual-Atom Design to Boost Oxygen Reduction Reaction on Iron-Based Electrocatalysts . | SMALL , 2025 , 21 (27) . |
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MXenes, a unique class of 2D transition metal carbides, have gained attention for gas sensing applications due to their distinctive properties. Since the synthesis of Ti3C2Tx MXene in 2011, significant progress has been made in using MXenes as chemiresistive sensors. Their layered structure, abundant surface groups, hydrophilicity, tunable conductivity, and excellent thermal properties make MXenes ideal for low-power, flexible, room temperature gas sensors, fostering scalable and reproducible applications in portable devices. This review evaluates the latest advancements in MXene-based gas sensors, beginning with an overview of the elemental compositions, structures, and typical fabrication process of MXenes. We subsequently examine their applications in gas sensing domains, evaluating the proposed mechanisms for detecting common volatile organic compounds such as acetone, formaldehyde, ethanol, ammonia, and nitrogen oxides. To set this apart from similar reviews, our focus centered on the mechanistic interactions between MXene sensing materials and analytes (particularly for chemiresistive gas sensors), leveraging the distinct functionalities of MXene chemistries, which can be finely tuned for specific applications. Ultimately, we examine the current limitations and prospective research avenues concerning the utilization of MXenes in environmental and biomedical applications.
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GB/T 7714 | Qian, Lanting , Rahmati, Farnood , Li, Fengchao et al. Recent advances in 2D MXene-based heterostructures for gas sensing: mechanisms and applications in environmental and biomedical fields [J]. | NANOSCALE , 2025 , 17 (15) : 8975-8998 . |
MLA | Qian, Lanting et al. "Recent advances in 2D MXene-based heterostructures for gas sensing: mechanisms and applications in environmental and biomedical fields" . | NANOSCALE 17 . 15 (2025) : 8975-8998 . |
APA | Qian, Lanting , Rahmati, Farnood , Li, Fengchao , Zhang, Tianzhu , Wang, Tao , Zhang, Haoze et al. Recent advances in 2D MXene-based heterostructures for gas sensing: mechanisms and applications in environmental and biomedical fields . | NANOSCALE , 2025 , 17 (15) , 8975-8998 . |
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High-temperature proton exchange membrane fuel cells (HT-PEMFCs) show broad application perspectives due to their faster reaction kinetics and tolerance to fuel/gas impurities as well as the easy water/heat managements. However, the catalysts and subsequent membrane electrode assemblies (MEAs) are still suffering from performance degradation, which severely restricts HT-PEMFCs' large-scale practical application. To overcome the challenges, developing high-performance catalysts and MEAs with advanced materials and optimized structures to achieve stable and efficient operation of HT-PEMFCs is necessary. To facilitate the research and development of HT-PEMFCs, a comprehensive overview of the latest developments in the design of active and stable catalysts and durable MEAs is presented in this paper. This review systematically summarizes the degradation mechanisms of catalysts, and corresponding mitigation strategies for improving the stability of catalysts and MEAs, aiming to effectively developing high-performance and durable HT-PEMFCs. Furthermore, the main challenges are analyzed and the future research directions for overcoming the challenges are also proposed for developing highactive and stable catalysts and MEAs used in HT-PEMFCs toward practical applications.
Keyword :
Catalysts Catalysts Degradation mechanisms Degradation mechanisms High-temperature proton exchange membrane fuel cells High-temperature proton exchange membrane fuel cells Membrane electrode assemblies Membrane electrode assemblies Mitigation strategies Mitigation strategies
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GB/T 7714 | Xu, Chenhui , Wang, Shufan , Zheng, Yun et al. Performance enhancement from catalysts to membrane electrode assemblies for high-temperature proton exchange membrane fuel cells [J]. | NANO ENERGY , 2025 , 139 . |
MLA | Xu, Chenhui et al. "Performance enhancement from catalysts to membrane electrode assemblies for high-temperature proton exchange membrane fuel cells" . | NANO ENERGY 139 (2025) . |
APA | Xu, Chenhui , Wang, Shufan , Zheng, Yun , Liu, Haishan , Li, Lingfei , Zhuang, Zewen et al. Performance enhancement from catalysts to membrane electrode assemblies for high-temperature proton exchange membrane fuel cells . | NANO ENERGY , 2025 , 139 . |
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Developing environmentalyl friendly and energy-efficient CO2 adsorbents for post-combustion capture is a critical step toward achieving toward carbon neutrality. While aqueous amines and metal oxides have play pivotal roles in CO2 capture, their application is limited by issues such as secondary pollution and high energy consumption. In contrast, Zn-based metal-organic frameworks (Zn-based MOFs) have emerged as a green alternative, offering low toxicity reduced regeneration temperatures, and high efficiency in both CO2 adsorption and catalytic conversion into valuable fuels and chemicals. This mini review begins with a general introduction to MOFs in CO2 capture and conversion, followed by an overview of early studies on Zn-based MOFs for CO2 capture. It then summarizes recent research advancements in Zn-based MOFs for integrated CO2 capture and conversion. Finally, it discusses key challenges and future research directions for post-combustion CO2 capture and conversion using Zn-based MOFs.
Keyword :
CO2 reduction reaction (CO2RR) CO2 reduction reaction (CO2RR) post-combustion capture post-combustion capture Zn-based metal-organic frameworks (Zn-based MOFs) Zn-based metal-organic frameworks (Zn-based MOFs)
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GB/T 7714 | Jin, Yuhui , Li, Feichao , Zheng, Yun et al. Post-combustion carbon capture and conversion using advanced materials of Zn-based metal-organic frameworks: A mini review [J]. | FRONTIERS IN ENERGY , 2025 , 19 (3) : 300-311 . |
MLA | Jin, Yuhui et al. "Post-combustion carbon capture and conversion using advanced materials of Zn-based metal-organic frameworks: A mini review" . | FRONTIERS IN ENERGY 19 . 3 (2025) : 300-311 . |
APA | Jin, Yuhui , Li, Feichao , Zheng, Yun , Zhang, Wenqiang , Wang, Shufan , Yan, Wei et al. Post-combustion carbon capture and conversion using advanced materials of Zn-based metal-organic frameworks: A mini review . | FRONTIERS IN ENERGY , 2025 , 19 (3) , 300-311 . |
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Electrocatalytic nitrate reduction (NO3-RR) holds significant potential for clean NH3 synthesis and the treatment of industrial effluents, effectively converting waste into a valuable resource. However, the catalyst reconstruction mechanism remains ambiguous, and the influence of interfacial hydrogen bonds on NO3-RR performance remains underexplored. Herein, a Cr-doping strategy was developed to regulate the interfacial hydrogen-bonded interactions on Co-based dynamic electrocatalysts to improve electrocatalytic NO3-RR activity. In situ XRD, in situ Raman spectroscopy and theoretical calculations indicated that Cr doping could modulate the reconstruction process of Co-based materials, achieving a dynamic balance between Co(OH)2 and Co. Moreover, molecular dynamics simulations and density functional theory calculations, combined with in situ infrared spectroscopy, revealed that the strong hydrogen-bonding interactions between interfacial H2O and the Cr-doped Co(OH)2 surface could drag more free H2O from the rigid H2O network and facilitate H2O dissociation, forming active hydrogen to accelerate the NO3-RR pathway on metallic Co sites. As a result, the Cr-doped Co-based dynamic electrocatalyst displayed a superior NH3 faradaic efficiency of 97.36% and a high NH3 yield rate of 58.92 mg h-1 cm-2, outperforming the state-of-the-art electrocatalysts. This work can further inspire the design of dynamic electrocatalysts and the modulation of the interfacial microenvironment for promoting effective electrochemical hydrogenation reactions.
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GB/T 7714 | Wan, Yuchi , Tang, Yixiang , Zuo, Yinze et al. Interfacial hydrogen-bond modulation of dynamic catalysts for nitrate electroreduction to ammonia [J]. | ENERGY & ENVIRONMENTAL SCIENCE , 2025 , 18 (15) : 7460-7469 . |
MLA | Wan, Yuchi et al. "Interfacial hydrogen-bond modulation of dynamic catalysts for nitrate electroreduction to ammonia" . | ENERGY & ENVIRONMENTAL SCIENCE 18 . 15 (2025) : 7460-7469 . |
APA | Wan, Yuchi , Tang, Yixiang , Zuo, Yinze , Sun, Kaian , Zhuang, Zewen , Zheng, Yun et al. Interfacial hydrogen-bond modulation of dynamic catalysts for nitrate electroreduction to ammonia . | ENERGY & ENVIRONMENTAL SCIENCE , 2025 , 18 (15) , 7460-7469 . |
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