Article
Chemistry, Physical
Wei-Lin Li, Hai Lai, Chen-Hao Sun, Yu-Yuan Lin, Yan-Hui Sun, Jun-Min Nan
Summary: Three kinds of SnO2/Sn@carbon heterostructures were synthesized using different carboxyl sources, tartaric acid, p-phthalic acid, and ethylenediamine tetraacetic acid, to address the issues of capacity stability and rate capability in SnO2-based anode of lithium-ion batteries. Among them, SnO2/Sn@TA derived from tartaric acid showed the highest structural stability, ultrahigh capacity, and excellent rate performance.
JOURNAL OF ALLOYS AND COMPOUNDS
(2023)
Article
Materials Science, Multidisciplinary
Mirac Alaf, Vildan Oncel, Ubeyd Tocoglu, Nurgul Ozbay, Hatem Akbulut
Summary: In this study, a free-standing and flexible carbon nanotube@tin dioxide (CNT@SnO2) decorated graphene anode was prepared, which solved the pulverization issue caused by the volume expansion of tin dioxide. This structure not only effectively suppresses volume expansion, but also increases the specific surface area and active sites, and improves electrical conductivity, exhibiting excellent reversible capacity, high Coulombic efficiency and capacity retention.
JOURNAL OF MATERIALS SCIENCE
(2023)
Article
Chemistry, Physical
Liming Chen, Bin Tang, Haoyue Li, Bohan Wang, Bin Huang
Summary: Microstructure design and heterojunction construction play crucial roles in achieving high-performance electrodes for lithium-ion batteries. This paper presents the fabrication of monodisperse porous SnO2/Co3O4 nanocubes anchored onto graphene. The unique microstructure, consisting of tightly contacted SnO2 and Co3O4 particles with a size range of 100-200 nm, and the high conductive graphene framework contribute to the excellent rate performance, cycling stability, and reversible specific capacity observed in electrochemical properties.
SOLID STATE IONICS
(2023)
Article
Nanoscience & Nanotechnology
Hongyan Zhou, Mengjing Jin, Bojian Zhou, Jianguo Zhao, Weihua Han
Summary: The composite material of SnO2/MoO3 at a 1:1 ratio showed exceptional electrochemical performance after 300 cycles, attributed to its unique 3D porous structure. The addition of graphene improved electrical conductivity, resulting in better electrochemical performance of SnO2/MoO3@Graphene composite material.
Article
Chemistry, Physical
Yinghao Shang, Xingang Liu, Jihai Zhang, Chao Lu, Chuhong Zhang
Summary: Graphene/SnO2 nanocomposite electrodes prepared by freeze-drying technique and mild hydrothermal reduction treatment show improved rate and cycle performance, providing a favorable strategy for the development of flexible lithium-ion batteries.
Article
Materials Science, Ceramics
Yuanyuan Liu, Xiaowen Liu, Xin Zhang, Xiaodan Miao, Yuanfan Wang, Peng Wang
Summary: A novel double-carbon structure of SnO2 was successfully prepared to enhance the long-cycle stability of lithium-ion batteries. This structure exhibited excellent cycle performance and alleviated the volume variation during the lithiation and delithiation processes.
CERAMICS INTERNATIONAL
(2022)
Article
Chemistry, Physical
Wenlu Min, Xianghong Chen, Shuhan Huang, Yunlong Liao, Zhiyong Liang, Yu Lei, Jiantie Xu
Summary: The synthesis of reduced holey graphene oxides with different structures is important for the development of advanced lithium ion batteries. The rhG-400 as cathode for LIBs delivers high reversible capacity, excellent rate capability, and maintains an ultra-long cycling life.
Article
Chemistry, Multidisciplinary
Seungman Park, Chae Won Kim, Kyu Sang Lee, Seon Jae Hwang, Yuanzhe Piao
Summary: Developing a facile strategy to enhance the stability of transition metal phosphides for practical applications is important yet challenging. In this study, a densely packed free-standing film consisting of carbon-coated FeP nanoparticles anchored on P-doped graphene was designed. This film showed enhanced electron/ion transport kinetics, improved air stability, and excellent oxidation resistance, enabling stable and high-performance alkali metal-ion batteries.
Article
Chemistry, Physical
Ya-Qian Wu, Yi-Song Zhao, Wen-Jie Meng, Yun Xie, Jun Zhang, Cun-Jian He, Dong-Lin Zhao
Summary: The study demonstrates the excellent performance of SnS2/C-rGO prepared using hydrothermal and low-temperature chemical vapor deposition technology in LIBs, with a capacity of 952.8 mAh g(-1) and outstanding rate performance. The high performance is attributed to the synergistic effect of the carbon layer and rGO, enhancing the reversibility of the conversion reaction and the cycle stability of SnS2.
APPLIED SURFACE SCIENCE
(2021)
Article
Energy & Fuels
Jianhang Yang, Rizwan Ur Rehman Sagar, Tauseef Anwar, Xiaocheng Li, Zhang Qian, Tongxiang Liang
Summary: The study focuses on the synthesis of graphene foam as anode material using the CVD method, and its stable performance in coin-cell lithium-ion batteries with a high specific capacity at 0.1 C. The research shows that the GF-anode exhibits stable performance in charge-discharge cycles with high specific capacity.
INTERNATIONAL JOURNAL OF ENERGY RESEARCH
(2022)
Article
Chemistry, Multidisciplinary
Xinxin Chen, Ruizheng Cai, Penggao Liu, Weifang Liu, Kaiyu Liu
Summary: The study successfully prepared SnO2 NPs/rGO-1 composite material, which exhibited excellent reversible capacity and cycling stability, providing important reference for the design of anode materials for future lithium-ion batteries and sodium-ion batteries.
Article
Green & Sustainable Science & Technology
Min Zhong, Jiawei Yan, Lei Wang, Ye Huang, Li Li, Shenghui Gao, Yafei Tian, Wenzhuo Shen, Jiali Zhang, Shouwu Guo
Summary: In this study, porous graphite modified with graphene oxide was prepared, resulting in a hierarchical porous composite material. This unique structure not only facilitates the transfer and diffusion of electrons and ions, but also provides more active sites, greatly improving the electrochemical performance. The composite material exhibits excellent reversible capacity, capacity retention, and cycling stability.
SUSTAINABLE MATERIALS AND TECHNOLOGIES
(2022)
Article
Materials Science, Multidisciplinary
Qiwei Tang, Li Wang, Xiaoxuan Ma, Min Li
Summary: A rodlike SnO2/graphene nanocomposite with excellent cyclic and rate performance was successfully prepared, showing promising potential as an anode material for lithium-ion batteries. The unique structure of the composite effectively alleviates volume expansion and greatly improves cycling stability and rate capability.
Article
Chemistry, Multidisciplinary
Meng Wei, Huiqin Zhu, Pengfei Zhai, Longkun An, Hengyi Geng, Song Xu, Tao Zhang
Summary: A free-standing nano-sulfur-based carbon nanotube/graphene film with a conductive interlinked three-dimensional nanoarchitecture is fabricated via a solution-based method. The film exhibits excellent electrochemical performance and flexibility, making it a promising candidate for flexible cathodes in high performance Li-S batteries.
NANOSCALE ADVANCES
(2022)
Article
Chemistry, Multidisciplinary
Yuxin Wang, Da Han, Feiyu Kang, Dengyun Zhai
Summary: The all-ceramic RuO2@La0.7Ca0.3CuO3 membrane cathode shows an ultra-high capacity in Li-O-2 batteries, with a simple infiltration technique for obtaining a highly active supported RuO2 catalyst. It is recommended to choose a solvent with a high donor number to achieve a much higher capacity.
CHEMICAL COMMUNICATIONS
(2021)
Article
Chemistry, Physical
Huachao Tao, Lingyun Xiong, Shouchao Zhu, Xuelin Yang, Lulu Zhang
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
(2016)
Article
Chemistry, Analytical
Huachao Tao, Lingyun Xiong, Shouchao Zhu, Lulu Zhang, Xuelin Yang
JOURNAL OF ELECTROANALYTICAL CHEMISTRY
(2017)
Article
Chemistry, Physical
Lu-Lu Zhang, Zhen Li, Xue-Lin Yang, Xiao-Kai Ding, Ying-Xian Zhou, Hua-Bin Sun, Hua-Chao Tao, Ling-Yun Xiong, Yun-Hui Huang
Article
Chemistry, Multidisciplinary
Huachao Tao, Shouchao Zhu, Lingyun Xiong, Lulu Zhang, Xuelin Yang
Article
Nanoscience & Nanotechnology
Huachao Tao, Shaolin Du, Fei Zhang, Lingyun Xiong, Yaqiong Zhang, Hui Ma, Xuelin Yang
ACS APPLIED MATERIALS & INTERFACES
(2018)
Article
Thermodynamics
Guicheng Liu, Feng Ye, Lingyun Xiong, Jeongwoo Lee, Lei Wang, Xinyang Li, Jingwei Li, Joong Kee Lee, Woochul Yang
ENERGY CONVERSION AND MANAGEMENT
(2020)
Article
Chemistry, Multidisciplinary
Hao Fu, Guicheng Liu, Lingyun Xiong, Manxiang Wang, Jeongwoo Lee, Ren Ren, Woochul Yang, Joong Kee Lee
Summary: The shape-variable aqueous secondary battery developed with Ga68In22Sn10 as a liquid metal anode and polyaniline cathode operates at low temperatures, exhibiting excellent electrochemical performance, stability, and high power and energy densities. The battery operates through a hybrid mechanism and can be deformed without capacity loss, making it promising for use in deformable energy devices in challenging environments.
ADVANCED FUNCTIONAL MATERIALS
(2021)
Article
Thermodynamics
Lingyun Xiong, Guicheng Liu, Hao Fu, Manxiang Wang, Jiyoung Kim, Woochul Yang, Joong Kee Lee
Summary: The wearable fuel cell, utilizing liquid metal anode, has high power density at room temperature, stable cycling for 96 hours, and excellent performance, making it suitable for wearable devices and bionic soft robots.
ENERGY CONVERSION AND MANAGEMENT
(2021)
Article
Materials Science, Multidisciplinary
Lingyun Xiong, Hao Fu, Weiwei Han, Manxiang Wang, Jingwei Li, Woochul Yang, Guicheng Liu
Summary: In this study, a ZnS passivation layer with controlled thickness was fabricated on the surface of Zn metal to obtain a Zn@ZnS electrode. The electrode exhibited excellent anti-corrosion properties, suppressed dendrite growth, and showed long service life and superb rate performance.
INTERNATIONAL JOURNAL OF MINERALS METALLURGY AND MATERIALS
(2022)
Article
Chemistry, Physical
Hao Fu, Lingyun Xiong, Weiwei Han, Manxiang Wang, You Joong Kim, Xinyang Li, Woochul Yang, Guicheng Liu
Summary: The study presents a method for developing stable thermodynamics and fast kinetics in Zn metal anodes by selectively reacting weak oxidants to crystal planes, leading to the formation of a thermodynamically stable ZnMoO4 passivation layer. The method improves the reaction kinetics and inhibits corrosion and side reactions, making it valuable for constructing metal electrodes with fast kinetics and stable thermodynamics.
ENERGY STORAGE MATERIALS
(2022)
Article
Chemistry, Multidisciplinary
Lingyun Xiong, Youjoong Kim, Hao Fu, Weiwei Han, Woochul Yang, Guicheng Liu
Summary: This study successfully achieved reversible and uniform deposition of Zn metal by constructing F-doped carbon nanoparticles (FCNPs) on substrates through plasma-assisted surface modification. The FCNPs acted as nucleation assistors, improving Zn plating kinetics and resulting in uniform Zn deposition. Additionally, the ZnF2 solid electrolyte interface contributed to rapid mass transfer and enhanced Zn reversibility while suppressing side reactions. This ingenious surface modification broadens revolutionary methods for uniform metallic deposition and enables dendrite-free rechargeable battery systems.
Article
Chemistry, Physical
Lingyun Xiong, Hao Fu, Kai Yang, Ji Young Kim, Ren Ren, Joong Kee Lee, Woochul Yang, Guicheng Liu
Summary: A reversible heterogeneous electrode of Zn-nanocrystallites/polyvinyl-phosphonic acrylamide (Zn/PPAm) with fast electrochemical kinetics is designed to address the poor reversibility of Zn-metal anodes. The electrode utilizes phosphonic acid groups, hydrophobic carbon chains, and weak electron-donating amide groups to ensure structural reversibility, suppress side reactions, and promote Zn2+ transport. The heterostructure and Zn nanocrystallites further enhance electrochemical reactivity. The Zn/PPAm electrode exhibits excellent cycle reversibility and durability in symmetrical cells and fiber-shaped batteries.
Article
Chemistry, Physical
Huachao Tao, Lingyun Xiong, Shaolin Du, Yaqiong Zhang, Xuelin Yang, Lulu Zhang