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| 1 | A carbon-based 3D current collector with surface protection for Li metal anode显示文摘因为它为这类房间展出最高特定的能力和最低氧化还原作用潜力,锂金属为 Li-ion-based 电池被认为理想的阳极材料。然而,李树突,不稳定的稳固的电解质分裂期间,低 Coulombic 效率,和安全危险的生长显著地妨碍了金属性的李阳极的实际申请。此处,我们求婚一三维(3D ) 碳 nanotube 海绵(CNTS ) 作为一位李免职主人。CNTS 的高特定的表面区域为李成核启用同质的费用分发并且最小化有效当前的密度克服树突生长。另外的保角的艾尔 2 由原子层免职(ALD ) 涂的 CNTS 上的 O 3 层要用体力地由于好化学稳定性和层的高机械力量保护李金属电极 / 电解质接口。Li@ALD-CNTS 电极展出稳定的电压侧面,小过电位在在 1.0 妈骑车的 100 h 上从 16 ~ 30 | Ying Zhang Boyang Liu Emily Hitz Wei Luo Yonggang Yao Yiju Li diaqi Dai Chaoji Chen Yanbin Wang Chunpeng Yang Hongbian Li Liangbing Hu | 2017 | Nano Research2017,10,4: | 11 |
| 2 | Porous Pt/Ag nanoparticles with excellent multifunctional enzyme mimic activities and antibacterial effects显示文摘提高基于磅的 nanocatalysts 的活动还大意义是为氧减小反应(ORR ) 的挑战。在这个工作,一系列多孔的 Pt/Ag nanoparticles (NP ) 从常规磅 x Ag 100x (x = 25, 50, 75 ) 由一个灵巧、节俭的 dealloying 过程的 octahedra。在与 ORR 有关的多重酶模仿活动的显著改进为 dealloyed 磅 50 Ag 50(D 磅 50 Ag 50) NP。这效果能被归因于结果充满磅的表面结构,增加的表面区域,和在 D 磅 50 Ag 50 NP。而且, D 磅 50 Ag 50 NP 在二个模型细菌(克否定的 Escherichia coli 和克积极的葡萄球菌 aureus ) 上施加了优秀抗菌剂效果。现在的工作为各种各样的有希望的应用在在高质量的 nanoalloys 和他们的新奇催化性质的可控制的合成之间的关系的探索代表重要进展,包括催化剂,生物传感器,和 biomedicine。 | Shuangfei Cai Xinghang Jia Qiusen Han Xiyun Yan Rong Yang Chen Wang | 2017 | Nano Research2017,10,6: | 10 |
| 3 | Three-dimensional interconnected Ni(Fe)OxHy nanosheets on stainless steel mesh as a robust integrated oxygen evolution electrode显示文摘 | Qi Zhang Haixia Zhong Fanlu Meng Di Bao Xinbo Zhang Xiaolin wei | 2018 | Nano Research2018,11,3: | 8 |
| 4 | 静电纺丝方法在锂(钠)离子电池纳米电极材料制备中的应用(英文)显示文摘静电纺丝方法由于具有简便和灵活的特点,使其在一维锂(钠)离子电池纳米电极材料制备方面受到了广泛的关注.本综述不仅全面总结了静电纺丝方法制备锂(钠)离子电池纳米电极材料方面的进展,并且简要介绍了静电纺丝方法在其他电极材料中的应用.在总结电化学活性材料的基础上,本文将关注的重点放在了电极材料结构以及成分的演变上,详细介绍了众多静电纺丝方法制备的锂(钠)离子电池纳米电极材料,并且针对每个部分进行了合理的讨论.在结尾部分,简要总结了现有的发展进程,并且指出了未来的发展方向.在不远的将来,静电纺丝方法将会在锂离子电池电极材料的应用上展现其优异的特性,并且促进钠离子电池电极材料的发展.本综述希望通过总结以上内容对未来先进能源材料的设计与制备有所帮助. | 李维汉 曾林超 吴影 余彦 | 2016 | Science China Materials2016,59,4: | 4 |
| 5 | Recent advances in electrocatalysts for non-aqueous Li-O2 batteries显示文摘As one of the next-generation energy-storage devices,Li-O_2 battery has become the main research direction for the academic researchers due to its characteristics of environmental friendship,relatively simple structures,high energy density of 3500Wh/kg and low cost.However,Li-O_2 battery cannot be commercialized on a large scale because of the challenging issues including high-efficient electrocatalysts,membranes,Li-based anode and so on.In this review,we focused on the recent development of electrocatalyst materials as cathodes for the non-aqueous Li-O_2 batteries which are relatively simpler than other Li-O_2 batteries' structures.Electrocatalysts were summarized including noble metals,nanocarbon materials,transition metals and their hybrids.We points out that the challenges of preparation high-efficient catalysts not only require high catalytic activity and conductivity,but also have novel nanoarchitectures with large interface and porous volume for LiO_x storage.Furthermore,the further investigation of reaction mechanism and advanced in situ analysis technologies are welcome in the coming work. | Wei Chen Ya-Feng Gong Jie-Hua Liu | 2017 | Chinese Chemical Letters2017,28,4: | 3 |
| 6 | 面向金属-空气电池和中低温固体氧化物燃料电池应用的钴基电催化剂综述显示文摘在21世纪的今天,由石油、煤炭等化石资源的过度开发与使用所引发的能源和环境问题日趋严重,开发经济、高效的能源转换与存储装置已成为新时代的研究主题。金属-空气电池和中低温固体氧化物燃料电池,作为高效的能源转换与存储装置,可以实现化学能向电能的高效转换,具有效率高、环境友好、成本低的显著优点,在过去十几年内受到了研究者的广泛关注,取得了惊人的成果。但与此同时,人们在研究中发现阴极(正极)缓慢的氧还原和氧析出反应速率极大地降低了电池转换效率,增加了应用成本,在很大程度上制约了金属-空气电池和中低温固体氧化物燃料电池的商业化发展和应用。钴基催化剂作为一种高效阴极材料,相比贵金属成本较低,且具有混合离子-电子导电性,可以有效降低极化电阻,对阴极氧还原和氧析出反应显示出高催化活性,近年来吸引了国内外学者极大的研究兴趣。对于金属-空气电池,虽然钴基催化剂如钴氧化物、尖晶石型氧化物、钙钛矿型氧化物等材料能够显著地提高金属-空气电池的电容量和循环性能,并且降低充电电压,有效降低极化,但是其催化活性和稳定性有待提高,催化机理和活性位点也需要进一步明确和探究;对于中低温固体氧化物燃料电池,钴基催化剂包括La_(1-x)Sr_xCoO_3-δ、La_(1-x)Sr_xCo_(1-y)FeyO_3-δ、Ba_(1-x)Sr_xCo_yFe_(1-y)O_3-δ和钴基双钙钛矿等材料可以大大降低阴极极化电阻和面积比电阻,提高功率密度,但是相对其他催化剂,热膨胀系数普遍较高,稳定性也较差。为了进一步提高钴基催化剂应用在金属-空气电池和中低温固体氧化物燃料电池中的催化活性,研究者采用了掺杂其他金属元素、与其他物质组成复合阴极材料以及贵金属修饰等方法,在很大程度上提高了这两种电池的性能。本文简要介绍了金属-空气电池和中低温固体氧化物燃料电池的结构、工作原理,并在此基础上着重评述了近年来面向这两种能源转换与存储器件的,包括钴氧化物、钙钛矿型氧化物、尖晶石型氧化物和双钙钛矿氧化物等在内的各种钴基电催化剂的制取、改性和性能研究探索与成果。 | 周嵬 王习习 朱印龙 戴洁 朱艳萍 邵宗平 | 2018 | 材料导报2018,32,3: | 3 |
| 7 | Mass and charge transport relevant to the formation of toroidal lithium peroxide nanoparticles in an aprotic lithium-oxygen battery: An experimental and theoretical modeling study显示文摘 | Xiangyi Luo Rachid Amine Kah Chun Lau Jun Lu Chun Zhan Larry A. Curtiss Said AI Hallaj Brian P. Chaplin Khalil Amine | 2017 | Nano Research2017,10,12: | 1 |
| 8 | Kinetic insight into perovskite La_(0.8)Sr_(0.2)VO_(3) nanofibers as an efficient electrocatalytic cathode for high-rate Li-O_(2) batteries显示文摘Efficient electrocatalysis at the cathode is essential for overcoming the limitations of Li-O_(2) batteries such as poor stability and low rate capability.Herein,we systematically studied the kinetic behavior of a Li-O_(2) battery comprising perovskite La_(0.8)Sr_(0.2)VO_(3) nanofibers formed by partial Sr-cation doping and V cations with multiple oxidation states.Compared with undoped LaVO_(3) and La_(0.8)Sr_(0.2)VO_(4) nanofibers,perovskite La_(0.8)Sr_(0.2)VO_(3) nanofibers exhibited an improved capacity of 2000 mA g^(-1),and a 20-times-longer cycle life in Li-O_(2) batteries.X-ray photoelectron spectroscopy,electron paramagnetic resonance spectroscopy,and photoluminescence analyses revealed that the performance variations mainly originated from crystal defects,which modulate oxygen reduction/evolution kinetics.Through in situ Raman analysis,we showed that these structural defects are closely related to the oxygen reduction/evolution behavior of La_(0.8)Sr_(0.2)VO_(3) nanofibers and result in fewer parasitic reactions.This study offers insights into the potential rate capability of Li-O_(2) batteries and related devices. | Myeong-Chang Sung Gwang-Hee Lee Dong-Wan Kim | 2021 | InfoMat2021,3,11: | 0 |
| 9 | Toward high-performance lithium-oxygen batteries with cobalt-based transition metal oxide catalysts:Advanced strategies and mechanical insights显示文摘Aprotic lithium-oxygen(Li-O_(2))batteries represent a promising next-generation energy storage system due to their extremely high theoretical specific capacity compared with all known batteries.Their practical realization is impeded,however,by the sluggish kinetics for the most part,resulting in high overpotential and poor cycling performance.Due to the high catalytic activity and favorable stability of Co-based transition metal oxides,they are regarded as the most likely candidate catalysts,facilitating researchers to solve the sluggish kinetics issue.Herein,this review first presents recent advanced design strategies for Co-based transition metal oxides in Li-O_(2)batteries.Then,the fundamental insights related to the catalytic processes of Co-based transition metal oxides in traditional and novel Li-O_(2)electrochemistry systems are summarized.Finally,we conclude with the current limitations and future development directions of Co-based transition metal oxides,which will contribute to the rational design of catalysts and the practical applications of Li-O_(2)batteries. | Zhenjie Liu Zhiwei Zhao Wang Zhang Yang Huang Ying Liu Dianlun Wu Lei Wang Shulei Chou | 2022 | InfoMat2022,4,4: | 0 |