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Hydrogen Spillover Effect in Electrocatalysis: Delving into the Mysteries of the Atomic Migration 电催化中的氢溢出效应:探索原子迁移的奥秘
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-15 DOI: 10.1002/eem2.12761
Ashish Gaur, Jatin Sharma, HyukSu Han
{"title":"Hydrogen Spillover Effect in Electrocatalysis: Delving into the Mysteries of the Atomic Migration","authors":"Ashish Gaur,&nbsp;Jatin Sharma,&nbsp;HyukSu Han","doi":"10.1002/eem2.12761","DOIUrl":"10.1002/eem2.12761","url":null,"abstract":"<p>Hydrogen spillover effect has recently garnered a lot of attention in the field of electrocatalytic hydrogen evolution reactions. A new avenue for understanding the dynamic behavior of atomic migration in which hydrogen atoms moving on a catalyst surface was opened up by the setup of the word “hydrogen spillover.” However, there is currently a dearth of thorough knowledge regarding the hydrogen spillover effect. Currently, the advancement of sophisticated characterization procedures offers progressively useful information to enhance our grasp of the hydrogen spillover effect. The understanding of material fabrication for hydrogen spillover effect has erupted. Considering these factors, we made an effort to review most of the articles published on the hydrogen spillover effect and carefully analyzed the aspect of material fabrication. All of our attention has been directed toward the molecular pathway that leads to improve hydrogen evolution reactions performance. In addition, we have attempted to elucidate the spillover paths through the utilization of DFT calculations. Furthermore, we provide some preliminary research suggestions and highlight the opportunities and obstacles that are still to be confronted in this study area.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 5","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12761","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140972911","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Ultrasensitive Indium Phosphide Nanomembrane Wearable Gas Sensors 超灵敏磷化铟纳米膜可穿戴式气体传感器
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-15 DOI: 10.1002/eem2.12763
Shiyu Wei, Tuomas Haggren, Zhe Li, Hark Hoe Tan, Chennupati Jagadish, Antonio Tricoli, Lan Fu
{"title":"Ultrasensitive Indium Phosphide Nanomembrane Wearable Gas Sensors","authors":"Shiyu Wei,&nbsp;Tuomas Haggren,&nbsp;Zhe Li,&nbsp;Hark Hoe Tan,&nbsp;Chennupati Jagadish,&nbsp;Antonio Tricoli,&nbsp;Lan Fu","doi":"10.1002/eem2.12763","DOIUrl":"10.1002/eem2.12763","url":null,"abstract":"<p>Air quality is deteriorating due to continuing urbanization and industrialization. In particular, nitrogen dioxide (NO<sub>2</sub>) is a biologically and environmentally hazardous byproduct from fuel combustion that is ubiquitous in urban life. To address this issue, we report a high-performance flexible indium phosphide nanomembrane NO<sub>2</sub> sensor for real-time air quality monitoring. An ultralow limit of detection of ~200 ppt and a fast response have been achieved with this device by optimizing the film thickness and doping concentration during indium phosphide epitaxy. By varying the film thickness, a dynamic range of values for NO<sub>2</sub> detection from parts per trillion (ppt) to parts per million (ppm) level have also been demonstrated under low bias voltage and at room temperature without additional light activation. Flexibility measurements show an adequately stable response after repeated bending. On-site testing of the sensor in a residential kitchen shows that NO<sub>2</sub> concentration from the gas stove emission could exceed the NO<sub>2</sub> Time Weighted Average limit, i.e., 200 ppb, highlighting the significance of real-time monitoring. Critically, the indium phosphide nanomembrane sensor element cost is estimated at &lt;0.1 US$ due to the miniatured size, nanoscale thickness, and ease of fabrication. With these superior performance characteristics, low cost, and real-world applicability, our indium phosphide nanomembrane sensors offer a promising solution for a variety of air quality monitoring applications.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12763","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140974683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Lithium-Metal-Free Sulfur Batteries with Biochar and Steam-Activated Biochar-Based Anodes from Spent Common Ivy 利用废弃常春藤中的生物炭和蒸汽活化生物炭阳极制造无硫锂电池
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-15 DOI: 10.1002/eem2.12758
Pejman Salimi, Willem Vercruysse, Susana Chauque, Saeed Yari, Eleonora Venezia, Amine Lataf, Nahal Ghanemnia, Muhammad Shajih Zafar, Mohammadhosein Safari, An Hardy, Remo Proietti Zaccaria, Dries Vandamme
{"title":"Lithium-Metal-Free Sulfur Batteries with Biochar and Steam-Activated Biochar-Based Anodes from Spent Common Ivy","authors":"Pejman Salimi,&nbsp;Willem Vercruysse,&nbsp;Susana Chauque,&nbsp;Saeed Yari,&nbsp;Eleonora Venezia,&nbsp;Amine Lataf,&nbsp;Nahal Ghanemnia,&nbsp;Muhammad Shajih Zafar,&nbsp;Mohammadhosein Safari,&nbsp;An Hardy,&nbsp;Remo Proietti Zaccaria,&nbsp;Dries Vandamme","doi":"10.1002/eem2.12758","DOIUrl":"10.1002/eem2.12758","url":null,"abstract":"<p>Lithium-sulfur batteries are emerging as sustainable replacements for current lithium-ion batteries. The commercial viability of this novel type of battery is still under debate due to the extensive use of highly reactive lithium-metal anodes and the complex electrochemistry of the sulfur cathode. In this research, a novel sulfur-based battery has been proposed that eliminates the need for metallic lithium anodes and other critical raw materials like cobalt and graphite, replacing them with biomass-derived materials. This approach presents numerous benefits, encompassing ample availability, cost-effectiveness, safety, and environmental friendliness. In particular, two types of biochar-based anode electrodes (non-activated and activated biochar) derived from spent common ivy have been investigated as alternatives to metallic lithium. We compared their structural and electrochemical properties, both of which exhibited good compatibility with the typical electrolytes used in sulfur batteries. Surprisingly, while steam activation results in an increased specific surface area, the non-activated ivy biochar demonstrates better performance than the activated biochar, achieving a stable capacity of 400 mA h g<sup>−1</sup> at 0.1 A g<sup>−1</sup> and a long lifespan (&gt;400 cycles at 0.5 A g<sup>−1</sup>). Our results demonstrate that the presence of heteroatoms, such as oxygen and nitrogen positively affects the capacity and cycling performance of the electrodes. This led to increased d-spacing in the graphitic layer, a strong interaction with the solid electrolyte interphase layer, and improved ion transportation. Finally, the non-activated biochar was successfully coupled with a sulfur cathode to fabricate lithium-metal-free sulfur batteries, delivering a specific energy density of ~600 Wh kg<sup>−1</sup>.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12758","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140972028","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Stabilized Nickel-Rich-Layered Oxide Electrodes for High-Performance Lithium-Ion Batteries 用于高性能锂离子电池的稳定镍-瑞克层氧化物电极
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-13 DOI: 10.1002/eem2.12741
Zahra Ahaliabadeh, Ville Miikkulainen, Miia Mäntymäki, Mattia Colalongo, Seyedabolfazl Mousavihashemi, Lide Yao, Hua Jiang, Jouko Lahtinen, Timo Kankaanpää, Tanja Kallio
{"title":"Stabilized Nickel-Rich-Layered Oxide Electrodes for High-Performance Lithium-Ion Batteries","authors":"Zahra Ahaliabadeh,&nbsp;Ville Miikkulainen,&nbsp;Miia Mäntymäki,&nbsp;Mattia Colalongo,&nbsp;Seyedabolfazl Mousavihashemi,&nbsp;Lide Yao,&nbsp;Hua Jiang,&nbsp;Jouko Lahtinen,&nbsp;Timo Kankaanpää,&nbsp;Tanja Kallio","doi":"10.1002/eem2.12741","DOIUrl":"10.1002/eem2.12741","url":null,"abstract":"<p>Next-generation Li-ion batteries are expected to exhibit superior energy and power density, along with extended cycle life. Ni-rich high-capacity layered nickel manganese cobalt oxide electrode materials (NMC) hold promise in achieving these objectives, despite facing challenges such as capacity fade due to various degradation modes. Crack formation within NMC-based cathode secondary particles, leading to parasitic reactions and the formation of inactive crystal structures, is a critical degradation mechanism. Mechanical and chemical degradation further deteriorate capacity and lifetime. To mitigate these issues, an artificial cathode electrolyte interphase can be applied to the active material before battery cycling. While atomic layer deposition (ALD) has been extensively explored for active material coatings, molecular layer deposition (MLD) offers a complementary approach. When combined with ALD, MLD enables the deposition of flexible hybrid coatings that can accommodate electrode material volume changes during battery operation. This study focuses on depositing <span></span><math>\u0000 <mrow>\u0000 <msub>\u0000 <mi>TiO</mi>\u0000 <mn>2</mn>\u0000 </msub>\u0000 </mrow></math>-titanium terephthalate thin films on a <span></span><math>\u0000 <mrow>\u0000 <msub>\u0000 <mtext>LiNi</mtext>\u0000 <mn>0.8</mn>\u0000 </msub>\u0000 <msub>\u0000 <mi>Mn</mi>\u0000 <mn>0.1</mn>\u0000 </msub>\u0000 <msub>\u0000 <mi>Co</mi>\u0000 <mn>0.1</mn>\u0000 </msub>\u0000 <msub>\u0000 <mi>O</mi>\u0000 <mn>2</mn>\u0000 </msub>\u0000 </mrow></math> electrode via ALD-MLD. The electrochemical evaluation demonstrates favorable lithium-ion kinetics and reduced electrolyte decomposition. Overall, the films deposited through ALD-MLD exhibit promising features as flexible and protective coatings for high-energy lithium-ion battery electrodes, offering potential contributions to the enhancement of advanced battery technologies and supporting the growth of the EV and stationary battery industries.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12741","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927025","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Scalable Jet-Based Fabrication of PEI-Hydrogel Particles for CO2 Capture 基于可扩展喷射技术制造用于二氧化碳捕获的聚乙烯醇缩水甘油醚(PEI-Hydrogel)颗粒
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-13 DOI: 10.1002/eem2.12748
Jieke Jiang, Eline van Daatselaar, Hylke Wijnja, Tessa de Koning Gans, Michel Schellevis, Cornelis H. Venner, Derk W.F. Brilman, Claas Willem Visser
{"title":"Scalable Jet-Based Fabrication of PEI-Hydrogel Particles for CO2 Capture","authors":"Jieke Jiang,&nbsp;Eline van Daatselaar,&nbsp;Hylke Wijnja,&nbsp;Tessa de Koning Gans,&nbsp;Michel Schellevis,&nbsp;Cornelis H. Venner,&nbsp;Derk W.F. Brilman,&nbsp;Claas Willem Visser","doi":"10.1002/eem2.12748","DOIUrl":"10.1002/eem2.12748","url":null,"abstract":"<p>The capture, regeneration, and conversion of CO<sub>2</sub> from ambient air and flue gas streams are critical aspects of mitigating global warming. Solid sorbents for CO<sub>2</sub> absorption are very promising as they have high mass transfer areas without energy input and reduce emissions and minimize corrosion as compared to liquid sorbents. However, precisely tunable solid CO<sub>2</sub> sorbents are difficult to produce. Here, we demonstrate the high-throughput production of hydrogel-based CO<sub>2</sub>-absorbing particles <i>via</i> liquid jetting. By wrapping a liquid jet consisting of an aqueous solution of cross-linkable branched polyethylenimine (PEI) with a layer of suspension containing hydrophobic silica nanoparticles, monodisperse droplets with a silica nanoparticle coating layer was formed in the air. A stable Pickering emulsion containing PEI droplets was obtained after these ejected droplets were collected in a heated oil bath. The droplets turn into mm-sized particles after thermal curing in the bath. The diameter, PEI content, and silica content of the particles were systematically varied, and their CO<sub>2</sub> absorption was measured as a function of time. Steam regeneration of the particles enabled cyclic testing, revealing a CO<sub>2</sub> absorption capacity of 6.5 ± 0.5 mol kg<sup>−1</sup> solid PEI in pure CO<sub>2</sub> environments and 0.7 ± 0.3 mol kg<sup>−1</sup> solid PEI for direct air capture. Several thousands of particles were produced per second at a rate of around 0.5 kg per hour, with a single nozzle. This process can be further scaled by parallelization. The complete toolbox for the design, fabrication, testing, and regeneration of functional hydrogel particles provides a powerful route toward novel solid sorbents for regenerative CO<sub>2</sub> capture.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12748","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927156","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Nickel–Nitrogen–Carbon (Ni–N–C) Electrocatalysts Toward CO2 electroreduction to CO: Advances, Optimizations, Challenges, and Prospects 镍-氮-碳(Ni-N-C)电催化剂用于将二氧化碳电还原为一氧化碳:进展、优化、挑战与前景
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-13 DOI: 10.1002/eem2.12731
Qingqing Pang, Xizheng Fan, Kaihang Sun, Kun Xiang, Baojun Li, Shufang Zhao, Young Dok Kim, Qiaoyun Liu, Zhongyi Liu, Zhikun Peng
{"title":"Nickel–Nitrogen–Carbon (Ni–N–C) Electrocatalysts Toward CO2 electroreduction to CO: Advances, Optimizations, Challenges, and Prospects","authors":"Qingqing Pang,&nbsp;Xizheng Fan,&nbsp;Kaihang Sun,&nbsp;Kun Xiang,&nbsp;Baojun Li,&nbsp;Shufang Zhao,&nbsp;Young Dok Kim,&nbsp;Qiaoyun Liu,&nbsp;Zhongyi Liu,&nbsp;Zhikun Peng","doi":"10.1002/eem2.12731","DOIUrl":"10.1002/eem2.12731","url":null,"abstract":"<p>Electrocatalytic reduction of CO<sub>2</sub> into high energy-density fuels and value-added chemicals under mild conditions can promote the sustainable cycle of carbon and decrease current energy and environmental problems. Constructing electrocatalyst with high activity, selectivity, stability, and low cost is really matter to realize industrial application of electrocatalytic CO<sub>2</sub> reduction (ECR). Metal–nitrogen–carbon (M–N–C), especially Ni–N–C, display excellent performance, such as nearly 100% CO selectivity, high current density, outstanding tolerance, etc., which is considered to possess broad application prospects. Based on the current research status, starting from the mechanism of ECR and the existence form of Ni active species, the latest research progress of Ni–N–C electrocatalysts in CO<sub>2</sub> electroreduction is systematically summarized. An overview is emphatically interpreted on the regulatory strategies for activity optimization over Ni–N–C, including N coordination modulation, vacancy defects construction, morphology design, surface modification, heteroatom activation, and bimetallic cooperation. Finally, some urgent problems and future prospects on designing Ni–N–C catalysts for ECR are discussed. This review aims to provide the guidance for the design and development of Ni–N–C catalysts with practical application.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 5","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12731","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927094","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Continuous Lithium-Ion Extraction From Seawater and Mine Water With a Fuel Cell System and Ceramic Membranes 利用燃料电池系统和陶瓷膜从海水和矿井水中连续提取锂离子
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-12 DOI: 10.1002/eem2.12742
Cansu Kök, Lei Wang, Jean Gustavo A. Ruthes, Antje Quade, Matthew E. Suss, Volker Presser
{"title":"Continuous Lithium-Ion Extraction From Seawater and Mine Water With a Fuel Cell System and Ceramic Membranes","authors":"Cansu Kök,&nbsp;Lei Wang,&nbsp;Jean Gustavo A. Ruthes,&nbsp;Antje Quade,&nbsp;Matthew E. Suss,&nbsp;Volker Presser","doi":"10.1002/eem2.12742","DOIUrl":"10.1002/eem2.12742","url":null,"abstract":"<p>The demand for electronic devices that utilize lithium is steadily increasing in this rapidly advancing technological world. Obtaining high-purity lithium in an environmentally friendly way is challenging by using commercialized methods. Herein, we propose the first fuel cell system for continuous lithium-ion extraction using a lithium superionic conductor membrane and advanced electrode. The fuel cell system for extracting lithium-ion has demonstrated a twofold increase in the selectivity of Li<sup>+</sup>/Na<sup>+</sup> while producing electricity. Our data show that the fuel cell with a titania-coated electrode achieves 95% lithium-ion purity while generating 10.23 Wh of energy per gram of lithium. Our investigation revealed that using atomic layer deposition improved the electrode's uniformity, stability, and electrocatalytic activity. After 2000 cycles determined by cyclic voltammetry, the electrode preserved its stability.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12742","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927164","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Ab Initio Design of Ni-Rich Cathode Material with Assistance of Machine Learning for High Energy Lithium-Ion Batteries 利用机器学习技术设计高能锂离子电池的富镍阴极材料
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-11 DOI: 10.1002/eem2.12744
Xinyu Zhang, Daobin Mu, Shijie Lu, Yuanxing Zhang, Yuxiang Zhang, Zhuolin Yang, Zhikun Zhao, Borong Wu, Feng Wu
{"title":"Ab Initio Design of Ni-Rich Cathode Material with Assistance of Machine Learning for High Energy Lithium-Ion Batteries","authors":"Xinyu Zhang,&nbsp;Daobin Mu,&nbsp;Shijie Lu,&nbsp;Yuanxing Zhang,&nbsp;Yuxiang Zhang,&nbsp;Zhuolin Yang,&nbsp;Zhikun Zhao,&nbsp;Borong Wu,&nbsp;Feng Wu","doi":"10.1002/eem2.12744","DOIUrl":"10.1002/eem2.12744","url":null,"abstract":"<p>With the widespread use of lithium-ion batteries in electric vehicles, energy storage, and mobile terminals, there is an urgent need to develop cathode materials with specific properties. However, existing material control synthesis routes based on repetitive experiments are often costly and inefficient, which is unsuitable for the broader application of novel materials. The development of machine learning and its combination with materials design offers a potential pathway for optimizing materials. Here, we present a design synthesis paradigm for developing high energy Ni-rich cathodes with thermal/kinetic simulation and propose a coupled image-morphology machine learning model. The paradigm can accurately predict the reaction conditions required for synthesizing cathode precursors with specific morphologies, helping to shorten the experimental duration and costs. After the model-guided design synthesis, cathode materials with different morphological characteristics can be obtained, and the best shows a high discharge capacity of 206 mAh g<sup>−1</sup> at 0.1C and 83% capacity retention after 200 cycles. This work provides guidance for designing cathode materials for lithium-ion batteries, which may point the way to a fast and cost-effective direction for controlling the morphology of all types of particles.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12744","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927104","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
2.5 μm-Thick Ultrastrong Asymmetric Separator for Stable Lithium Metal Batteries 用于稳定金属锂电池的 2.5 μm 厚超强不对称隔膜
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-11 DOI: 10.1002/eem2.12746
Donghao Xie, Zekun Wang, Xin Ma, Yuchen Feng, Xiaomin Tang, Qiao Gu, Yonghong Deng, Ping Gao
{"title":"2.5 μm-Thick Ultrastrong Asymmetric Separator for Stable Lithium Metal Batteries","authors":"Donghao Xie,&nbsp;Zekun Wang,&nbsp;Xin Ma,&nbsp;Yuchen Feng,&nbsp;Xiaomin Tang,&nbsp;Qiao Gu,&nbsp;Yonghong Deng,&nbsp;Ping Gao","doi":"10.1002/eem2.12746","DOIUrl":"10.1002/eem2.12746","url":null,"abstract":"<p>Lithium metal batteries (LMBs) are considered the ideal choice for high volumetric energy density lithium-ion batteries, but uncontrolled lithium deposition poses a significant challenge to the stability of such devices. In this paper, we introduce a 2.5 μm-thick asymmetric and ultrastrong separator, which can induce tissue-like lithium deposits. The asymmetric separator, denoted by utPE@Cu<sub>2</sub>O, was prepared by selective synthesis of Cu<sub>2</sub>O nanoparticles on one of the outer surfaces of a nanofibrous (diameter ~10 nm) ultrastrong ultrahigh molecular weight polyethylene (UHMWPE) membrane. Microscopic analysis shows that the lithium deposits have tissue-like morphology, resulting in the symmetric lithium cells assembled using utPE@Cu<sub>2</sub>O with symmetric Cu<sub>2</sub>O coating exhibiting stable performance for over 2000 h of cycling. This work demonstrates the feasibility of a facile approach ultrathin separators for the deployment of lithium metal batteries, providing a pathway towards enhanced battery performance and safety.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12746","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927138","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Resist Thermal Shock Through Viscoelastic Interface Encapsulation in Perovskite Solar Cells 通过在过氧化物太阳能电池中封装粘弹性界面来抵御热冲击
IF 13 2区 材料科学
Energy & Environmental Materials Pub Date : 2024-05-11 DOI: 10.1002/eem2.12739
Sai Ma, Jiahong Tang, Guizhou Yuan, Ying Zhang, Yan Wang, Yuetong Wu, Cheng Zhu, Yimiao Wang, Shengfang Wu, Yue Lu, Shumeng Chi, Tinglu Song, Huanping Zhou, Manling Sui, Yujing Li, Qi Chen
{"title":"Resist Thermal Shock Through Viscoelastic Interface Encapsulation in Perovskite Solar Cells","authors":"Sai Ma,&nbsp;Jiahong Tang,&nbsp;Guizhou Yuan,&nbsp;Ying Zhang,&nbsp;Yan Wang,&nbsp;Yuetong Wu,&nbsp;Cheng Zhu,&nbsp;Yimiao Wang,&nbsp;Shengfang Wu,&nbsp;Yue Lu,&nbsp;Shumeng Chi,&nbsp;Tinglu Song,&nbsp;Huanping Zhou,&nbsp;Manling Sui,&nbsp;Yujing Li,&nbsp;Qi Chen","doi":"10.1002/eem2.12739","DOIUrl":"10.1002/eem2.12739","url":null,"abstract":"<p>Enhancing the lifetime of perovskite solar cells (PSCs) is one of the essential challenges for their industrialization. Although the external encapsulation protects the perovskite device from the erosion of moisture and oxygen under various harsh conditions. However, the perovskite devices still undergo static and dynamic thermal stress during thermal and thermal cycling aging, respectively, resulting in irreversible damage to the morphology, component, and phase of stacked materials. Herein, the viscoelastic polymer polyvinyl butyral (PVB) material is designed onto the surface of perovskite films to form flexible interface encapsulation. After PVB interface encapsulation, the surface modulus of perovskite films decreases by nearly 50%, and the interface stress range under the dynamic temperature field (−40 to 85 °C) drops from −42.5 to 64.8 MPa to −14.8 to 5.0 MPa. Besides, PVB forms chemical interactions with FA<sup>+</sup> cations and Pb<sup>2+</sup>, and the macroscopic residual stress is regulated and defects are reduced of the PVB encapsulated perovskite film. As a result, the optimized device's efficiency increases from 22.21% to 23.11%. Additionally, after 1500 h of thermal treatment (85 °C), 1000 h of damp heat test (85 °C &amp; 85% RH), and 250 cycles of thermal cycling test (−40 to 85 °C), the devices maintain 92.6%, 85.8%, and 96.1% of their initial efficiencies, respectively.</p>","PeriodicalId":11554,"journal":{"name":"Energy & Environmental Materials","volume":"7 6","pages":""},"PeriodicalIF":13.0,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/eem2.12739","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927365","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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