Article
Chemistry, Physical
Bin Yu, Guofeng Xu, Jie Chen, Jianguo Zhou, Hailong Qiu, Dong Zhang
Summary: By surface-coating carbon layer and introducing CePO4 modification, the electronic and ionic conductance of Li2FeSiO4 are improved, resulting in Li2FeSiO4/C/CePO4 composite with high rate performance and good cycling stability.
Article
Chemistry, Physical
Yue Wang, Jingyi Qiu, Meng Li, Xiayu Zhu, Yuehua Wen, Bin Li
Summary: This study synthesized LiCo1-1.5xYxPO4@C cathode material by optimizing Y substitution, and found that Y substitution can reduce Li/Co antisite defect and improve electronic and ionic conductivity. Additionally, the carbon coating stabilizes the interface and suppresses side reactions with the electrolyte. These improvements result in the LiCo1-1.5xYxPO4@C cathode material exhibiting excellent electrochemical performances.
Article
Chemistry, Physical
T. Muthu Muniyandi, S. Balamurugan, N. Naresh, I Prakash, R. Venkatesh, Uday Deshpande, N. Satyanarayana
Summary: Li2FeSiO4/C aerogel was successfully prepared using a high-temperature, high-pressure supercritical drying method, followed by annealing at an optimum temperature. The aerogel showed good electrical conductivity and excellent electrochemical performance.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Chemistry, Physical
M. A. A. Mohamed, L. Singer, H. Hahn, D. Djendjur, A. Oezkara, E. Thauer, I. G. Gonzalez-Martinez, M. Hantusch, B. Buechner, S. Hampel, R. Klingeler, N. Graessler
Summary: In this study, an antiperovskite (Li2Fe)SeO material was synthesized using a one-step solid-state method. The material showed excellent thermal stability and high cycling performance, making it a promising cathode material for lithium-ion batteries.
JOURNAL OF POWER SOURCES
(2023)
Article
Nanoscience & Nanotechnology
Chenkun Li, Yao Xiao, Xiaosong Zhang, Hongwei Cheng, Ya-Jun Cheng, Yonggao Xia
Summary: This study presents a practical method to address the irreversible capacity loss of lithium-ion batteries during initial cycling by utilizing a Li2CO3/carbon nanocomposite as a lithium replenishment material. The nanocomposite, synthesized through high-speed ball-milling, exhibits high specific capacity and capacity retention in the initial charging cycle. By incorporating the nanocomposite in full-cells, the capacity and cycling life of the batteries are significantly improved.
ACS APPLIED MATERIALS & INTERFACES
(2023)
Article
Chemistry, Physical
Daniel Uxa, Helen J. Holmes, Kevin Meyer, Lars Doerrer, Harald Schmidt
Summary: The LiNi0.33Mn0.33Co0.33O2 compound is an important cathode material for Li-ion batteries, and this study found that lithium diffusion can be analyzed using stable Li-6 tracers combined with SIMS analysis. The research results indicate that lithium diffuses via structural vacancies, with the concentration of which is fixed by Li deficiency.
PHYSICAL CHEMISTRY CHEMICAL PHYSICS
(2021)
Article
Chemistry, Physical
Quan Wang, Zhen Wang, Xudong Li, Yongming Zhu, Peng Gao
Summary: This paper investigated the high nickel cathode LiNi1-x-yMnxAlyO2 (NMA) and found that its high rate performance is less satisfactory compared to conventional cobalt cathode. By using NaAlO2 as the aluminum source, cobalt-free materials NMA80, NMA90, and NMA95 were synthesized with high crystallinity and purity. Among them, NMA90 showed excellent specific capacity at high discharge rate, indicating potential for fast charging technology development.
JOURNAL OF ALLOYS AND COMPOUNDS
(2023)
Article
Chemistry, Physical
Huaifu Li, Yunsong Li, Xuan Cheng, Chaoyang Gong
Summary: In this study, a novel hollow hemispherical Li2FeSiO4 material was successfully synthesized by a template-free hydrothermal method, with the addition of ascorbic acid to enhance its electrochemical performance. The hollow hemispherical Li2FeSiO4/C exhibited high discharge capacity and stable cycling performance at different rates.
Article
Materials Science, Multidisciplinary
Chunmao Huang, Shenghong Liu, Yang Wang, Jingjie Feng, Yanming Zhao
Summary: NaVMoO6 with brannerite-type structure was successfully synthesized using a sol-gel method, and utilized as a cathode material for lithium ion batteries for the first time. The material showed stable reversible specific capacity, indicating its potential as a cathode material for LIBs and enriching the possibilities of molybdenum-based materials for this application.
JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY
(2021)
Article
Chemistry, Multidisciplinary
Jinli Liu, Yingqiang Wu, Bo Zhang, Xiang Xiao, Qiao Hu, Qiaofeng Han, Li Wang, Fengli Bei, Xiangming He
Summary: A solid-state synthesis process for LiMn1-yFeyPO4 (LMFP) was successfully developed. The study revealed that Fe ions diffuse more easily than Mn ions in the olivine framework, and LMFP exhibits good performance and cycling stability. These findings are important for the synthesis and performance improvement of LMFP materials.
Article
Chemistry, Physical
Jiwei Wang, Krystal Lee, M. Stanley Whittingham, Hao Liu
Summary: This study investigates the two-electron redox reaction of β-VOPO4 for Na-ion intercalation, revealing that the insertion of two Na ions per formula unit leads to an irreversible structural phase transition and the extraction of Na ions from the new phase is not achievable.
CHEMISTRY OF MATERIALS
(2023)
Article
Biochemistry & Molecular Biology
Elena V. V. Shchurik, Olga A. A. Kraevaya, Sergey G. G. Vasil'ev, Ivan S. S. Zhidkov, Ernst Z. Z. Kurmaev, Alexander F. F. Shestakov, Pavel A. A. Troshin
Summary: The development of organic electrode materials is crucial due to the increasing demand for affordable, safe, recyclable, and environmentally friendly batteries. In this study, a novel redox-active polymer consisting of a polyaniline-type conjugated backbone and quinizarin and anthraquinone units was synthesized. The polymer exhibited promising performance characteristics as a cathode material in both lithium and potassium cells, with high discharge capacity and excellent stability. The synthetic availability and low projected cost of the designed material make it suitable for practical implementation in scalable and inexpensive organic batteries, which are emerging as a sustainable energy storage technology.
Review
Energy & Fuels
Xiaolong Bi, Longjiao Chang, Shaohua Luo, Shiyuan Cao, Anlu Wei, Wei Yang, Jianan Liu, Fusheng Zhang
Summary: This paper introduces the structure, characteristics, and problems of poly-anionic Li2FeSiO4 material, proposes improvement methods, discusses various factors affecting the performance of materials, and provides prospects for future development.
INTERNATIONAL JOURNAL OF ENERGY RESEARCH
(2022)
Article
Energy & Fuels
Zaowen Zhao, Bao Zhang, Jingtian Zou, Pengfei Li, Zihang Liu, Lei Cheng, Xing Ou, Jiafeng Zhang
Summary: With the increasing demand for electric vehicles, the manufacture of lithium-ion batteries and the consumption of rare resources such as lithium and cobalt are being accelerated. To explore high-efficiency resource reuse, researchers have synthesized high-capacity Ni-rich LiNi0.92Co0.05Mn0.03O2 from a Ni-Co-Cu-Fe alloy powder obtained from recycling spent batteries. The regenerated cathode material exhibits well-crystallized structure and spherical morphology, with promising electrochemical performance.
JOURNAL OF ENERGY STORAGE
(2022)
Article
Engineering, Environmental
Jun Wang, Haichao Liu, Chunya Du, Xiaoyin Zhang, Yu Liu, Hongyan Yao, Zhenhua Sun, Shaowei Guan
Summary: PTN, a conjugated diketone-based polyimide cathode material with multiple carbonyl redox sites, shows high specific capacity, excellent cycling stability, high rate performance, high gravimetric energy density, and high power density, indicating great potential in energy storage applications.
CHEMICAL ENGINEERING JOURNAL
(2022)
Article
Chemistry, Multidisciplinary
Yutong Lin, Fangshuo Zhou, Mingxue Xie, Sen Zhang, Chao Deng
Article
Engineering, Environmental
Yutong Lin, Fangshuo Zhou, Meng Chen, Sen Zhang, Chao Deng
CHEMICAL ENGINEERING JOURNAL
(2020)
Article
Engineering, Environmental
Hongmei Wang, Yang Zhou, Sen Zhang, Chao Deng
Summary: The lotus root-like nanofibers composed of Co3O4-x bubbles with engineered defects serve as a novel cathode for hybrid Zn batteries, providing fast electron/ion transport, highly reversible redox reactions, and abundant active sites for oxygen evolution/reduction reactions. This unique structure enables high energy/power density, superior durability and efficient kinetics, resulting in a fiber-shaped HZB with high energy density, superior high-rate capability, and long-term cycling stability under various conditions.
CHEMICAL ENGINEERING JOURNAL
(2021)
Article
Nanoscience & Nanotechnology
Xiaolong Li, Chao Deng, Hongmei Wang, Jiaqi Si, Sen Zhang, Bing Huang
Summary: This study introduces a new method using core-shell hybrid fibers filled with metal nitride as a self-supporting anode for batteries, providing high stability in both lithium-ion and sodium-ion batteries. The approach shows potential for improving battery performance and offers new insights into the fabrication of efficient structures for functional materials.
ACS APPLIED MATERIALS & INTERFACES
(2021)
Article
Engineering, Environmental
Hongmei Wang, Chao Deng, Xiaolong Li, Dukang Yan, Mingxue Xie, Sen Zhang, Bing Huang
Summary: By utilizing a dual-polysulfide-defending system and hierarchical polar electrodes, the RT-Na/S battery achieves superior performance and long-term stability.
CHEMICAL ENGINEERING JOURNAL
(2021)
Article
Chemistry, Physical
Dukang Yan, Bing Han, Zili Wang, Yiying Shao, Yu Wu, Chao Deng, Meng Chen, Sen Zhang
Summary: This study presents a freestanding fiber as an anode for potassium-ion hybrid capacitors (PIHCs). The anode exhibits high porosity and conductivity, as well as the ability to accommodate large volume change. The phase of nickel sulfide inside the fiber is engineered, and its performance is carefully evaluated. Experimental results show that the anode has superior kinetics and durability. Moreover, the complete PIHC based on this anode achieves high energy/power densities and excellent high-rate long-term performance.
JOURNAL OF MATERIALS CHEMISTRY A
(2022)
Article
Engineering, Environmental
Mingxue Xie, Yang Zhou, Zili Wang, Hongmei Wang, Dukang Yan, Bing Han, Sen Zhang, Chao Deng
Summary: A hollow fiber electrode composed of S, N-doped carbon nanotubes confined nickel sulfide nanoparticles was designed for hybrid Zn batteries, exhibiting high electrocatalytic performance. The electrode provides fast electron/ion pathways, abundant active sites, and superior OER/ORR catalytic activities, promoting the development of high-performance power sources for electronics.
CHEMICAL ENGINEERING JOURNAL
(2022)
Article
Chemistry, Physical
Yang Zhou, Mingxue Xie, Yu Song, Dukang Yan, Zili Wang, Sen Zhang, Chao Deng
Summary: This study presents a hollow fiber constructed from carbon nanotubes with single-atomic Ni-N-4 sites, which demonstrate superior activities in oxygen electrocatalysis and CO2 conversions. The highly porous and conductive framework of the hollow fiber provides abundant active sites and fast kinetics. Moreover, a flexible Zn-air battery assembled with the hollow fiber exhibits good flexibility, high power/energy density, and stable performance at both ambient and freezing temperatures.
ENERGY STORAGE MATERIALS
(2022)
Article
Chemistry, Applied
Yutong Lin, Bing Han, Donglan Zhang, Xueya Liu, Zili Wang, Zhengyu Wang, Liang Si, Sen Zhang, Chao Deng
Summary: A novel potassium mediated iron/manganese binary hexacyanoferrate nano-cuboid with a concentration-gradient structure was designed as a high-performance cathode for aqueous potassium-ion battery (AKIB). The concentration-gradient structure exhibited lower internal stress and better mechanical characteristics, and the substitution of Fe with Mn enhanced electronic conductivity, potassium migration, and electrochemical kinetics. The CG-KFe0.31Mn0.69HCF achieved superior rate capability and ultrahigh stability in AKIBs, making it suitable for diverse electronics and working environments.
JOURNAL OF ENERGY CHEMISTRY
(2022)
Article
Chemistry, Physical
Yang Zhou, Yukun Liu, Zili Wang, Caiyun Li, Zhengyu Wang, Sen Zhang, Chao Deng
Summary: In this study, hollow fibers composed of carbon nanobubbles with N, P heteroatom codopants and Fe-Co dual atomic sites were designed and realized. The FeCo-NPC catalyst showed excellent catalytic activity and stability for oxygen reduction/evolution reactions. The fabricated Zn-air battery based on FeCo-NPC BAH cathode achieved high energy density and good cycling stability. The flexible solid-state ZAB with polymer electrolyte and 3D carbon matrix@Zn anode exhibited superior reliability, durability, and adaptability.
ENERGY STORAGE MATERIALS
(2023)
Article
Chemistry, Physical
Yu Wu, Zhengyu Wang, Zili Wang, Xueya Liu, Sen Zhang, Chao Deng
Summary: In this study, a novel ternary cobalt phosphoselenide (CoPSe)@N/P co-doped carbon (NPC) composite with stress-relieved structure is introduced as anodes for potassium-ion hybrid capacitors (PIHCs) and potassium-ion batteries (PIBs). The composite exhibits dual carbon decorations and ultrafine crystals in a ball-in-tyre (BIT) structure, enabling fast electron/ion transports and depressed internal stress. The strong interfacial interaction between CoPSe crystal and N/P codopant carbon matrix enhances the kinetics and stability of the composite. Moreover, the CoPSe@NPC BIT composite shows improved intrinsic conductivity, enhanced potassium adsorption and diffusion capabilities, and demonstrates superior high-rate capability and excellent cycling stability in potassium-ion systems.
ENERGY STORAGE MATERIALS
(2023)
Article
Chemistry, Applied
Zili Wang, Caiyun Li, Yukun Liu, Yu Wu, Sen Zhang, Chao Deng
Summary: This paper introduces a novel bio-cooperative strategy for synthesizing FeNi-DAC catalyst, which exhibits high catalytic activity and good stability in oxygen electrocatalysis. The catalyst has optimized micro-environment and tailor-made substrates, providing a new green approach for preparing highly efficient DACs.
JOURNAL OF ENERGY CHEMISTRY
(2023)
Article
Chemistry, Physical
Bing Han, Donglan Zhang, Xueya Liu, Zili Wang, Weili Qu, Sen Zhang, Chao Deng
Summary: In this study, ordered arrays of potassium mediated Co-Fe based hollow multivoid nanocuboids were used as cathodes for aqueous potassium-ion batteries (AKIBs). The ordered arrangement, hollow structure, and crystal framework of the cathode material facilitated fast kinetics and stable cycling performance. The AKIBs built with this cathode material achieved excellent energy density, power density, and capacity retention even after long-term cycling. Moreover, the pouch-type AKIB showed superior adaptability to temperature changes, operating smoothly at high rates in a wide temperature range.
JOURNAL OF MATERIALS CHEMISTRY A
(2022)
Article
Chemistry, Physical
Xia Li, Yu Wu, Dukang Yan, Mingxue Xie, Sen Zhang, Chao Deng
Summary: A novel bubble-in-bowl (BIB) structured transition metal phosphide@N,P codoped carbon was introduced as a fast and durable anode for potassium-ion hybrid capacitors (PIHCs), demonstrating fast kinetics and high stability for potassium-ion storage. The construction of CoP@NPC BIB composite using bio-combustion and bio-phosphoration synchronizing provided a facile strategy for efficient structures, leading to high energy/power density, long-life capability, and high reliability in a wide temperature range in PIHC full cells. This work not only offers a new clue for the development of advanced energy storage devices under extended working conditions, but also showcases the potential for application in tailoring other kinds of TMPs into the BIB structure.
JOURNAL OF MATERIALS CHEMISTRY A
(2021)
Article
Chemistry, Physical
Dukang Yan, Mingxue Xie, Yiying Shao, Meng Chen, Sen Zhang, Chao Deng
Summary: This study presents a general and efficient strategy for building highly durable and superior performance anodes for advanced hybrid capacitors by fabricating ultrafast and highly durable anodes.
JOURNAL OF MATERIALS CHEMISTRY A
(2021)
