Article
Materials Science, Multidisciplinary
Vivek Paulraj, Tandrima Saha, Kumaran Vediappan, K. Kamala Bharathi
Summary: Monoclinic TiNb2O7 nanoparticles synthesized by co-precipitation method show good capacity retention at a high current charge/discharge rate and high cycling stability, with an initial specific capacity of 186 mAh/g.
Article
Chemistry, Physical
Jiawei Qu, Xiujuan Chen, Youliang Wang, Yingqiang Fan, Jinghang Wang, Shurong Yu, Mingliang Wu, Lizhi Hu
Summary: The flowerlike CuS/rGO composites were successfully prepared by the hydrothermal method, with the addition of rGO improving the electrochemical performance of CuS and enabling the composite material to better adapt to volume changes during charging and discharging.
Article
Chemistry, Analytical
M. Shashank, H. S. Bhojya Naik, Shivaraj B. Patil, R. Viswantha, G. Nagaraju
Summary: MoO3, a promising material for energy storage, faces challenges of poor conductivity and large volume changes. By synthesizing MoO3 nanoparticles with different fuel ratios using tamarind seed powder as a novel fuel, increasing carbon content can improve battery performance. Characterization techniques confirmed the structural purity, morphology, and optical properties of the prepared material.
MICROCHEMICAL JOURNAL
(2021)
Article
Chemistry, Physical
Yao Xiao, Zhen Zhang, Zhao Ma, Guangxue Zhang, Chuanqi Feng
Summary: ZnFe2O4/C nanofibers were successfully synthesized using electrospinning method combined with heat treatment, and their electrochemical performances in lithium ion batteries were investigated. The results demonstrated high specific capacities and excellent cycle stability, indicating the potential of ZnFe2O4/C as an anode material for lithium ion battery applications.
Article
Chemistry, Inorganic & Nuclear
Xingyu Chen, Yifu Zhang, Chen Wang, Xueying Dong, Changgong Meng
Summary: The study introduces the use of environmentally friendly FeSi synthesized from biomass as an electrode material for SCs, showing remarkable electrochemical performance and cycling stability. This finding provides a novel method for preparing untapped electrode materials with enormous potential for energy storage through high-performance SCs.
DALTON TRANSACTIONS
(2021)
Article
Chemistry, Physical
Xiao Chen, Xiaqing Ran, Yong Lu, Chuanqi Feng
Summary: In this study, zinc germanate (Zn2GeO4) was successfully synthesized using mixed solvothermal method and calcination at different temperatures. Among the samples tested, Zn2GeO4-650 exhibited the best electrochemical properties, with an initial discharge specific capacity of 2200 mAh g(-1), a second discharge specific capacity of 1240 mAh g(-1) after 150 cycles, and a decay rate of about 3.3%. The results suggest that Zn2GeO4-650 has great potential as an anode material for lithium-ion batteries.
Article
Chemistry, Inorganic & Nuclear
Zhiyong Zhou, Jun Zhang, He Duan, Siyuan Chen, Heng Yao, Yanming Zhao, Quan Kuang, Qinghua Fan, Youzhong Dong
Summary: The single-phase binary nickel vanadate Ni2V2O7 exhibits excellent electrochemical performance as an anode material for lithium-ion batteries, with high specific capacity and stable performance attributed to multiple valence states and synergy of transition elements V and Ni. The activation process significantly improves lithium diffusion coefficient and pseudocapacitive contribution, leading to enhanced rate capacity and cycle stability. In situ X-ray diffraction (XRD) and ex situ X-ray photoelectron spectroscopy (XPS) methods were used to illustrate the detailed lithium storage mechanism during the insertion/extraction process.
DALTON TRANSACTIONS
(2021)
Review
Materials Science, Multidisciplinary
Xin Wu, Qunyi Luo, Sixing Yin, Wentao Lu, Hua He, Cun-Yue Guo
Summary: Electrochemical syntheses, such as electropolymerization, electrochemical deposition, electrochemical doping, and electrochemical post-processing, offer clean, efficient, and facile routes for the preparation of organic/inorganic thermoelectric composites. These composites have potential applications in efficient thermal management, flexible electronics, and bioelectronics, showcasing recent advances in the field.
JOURNAL OF MATERIALS SCIENCE
(2021)
Article
Electrochemistry
Junjie He, Tingting Zhang, Meifang Zhang, Chuanqi Feng, Zhihong Liu, Xiao Chen
Summary: Bi2WO6/carbon (BWO/C) micron flowers were successfully synthesized by hydrothermal method combined with heat treatment using sodium tungstate, bismuth nitrate, and palm bark carbon. BWO/C exhibited unique structure and stable specific capacity, making it a promising anode material for future applications.
JOURNAL OF SOLID STATE ELECTROCHEMISTRY
(2023)
Article
Chemistry, Physical
Qingyun Ma, Xuetian Li, Guangyu Li, Zhongcai Shao
Summary: MoO3 anode material synthesized via the polymer network gel method exhibited superior electrochemical performance, with samples prepared at 600 degrees Celsius showing the best performance with a discharge capacity of 1189.7 mAh g(-1) at 0.1 A g(-1) and remaining at 503.4 mAh g(-1) after 100 cycles.
Article
Chemistry, Physical
Wutao Mao, Yiming Ding, Maolong Li, Chao Ma, Huaxu Gong, Junli Pan, Shaojie Zhang, Yitai Qian, Keyan Bao
Summary: In this study, 2D SnS2 nanosheets loaded on RGO were synthesized to create a high-performance SnS2/RGO composite material. The material exhibited a discharge capacity of 956.1 mAh/g in the first cycle at a current density of 100 mA/g, with a capacity retention of 443.4 mAh/g after 200 cycles. The superior performance was attributed to the composite structure's ability to alleviate stress during ion insertion/extraction and enhance material conductivity.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Energy & Fuels
Chen Liu, Jianqiang Bi, Lulin Xie, Xicheng Gao, Jiacheng Rong
Summary: The newly discovered inorganic material, high-entropy oxides (HEOs) nanoparticles, is composed of diverse metal elements and has a single-phase structure. HEOs nanoparticles exhibit various advantageous features such as high specific capacity, exceptional cycling performance, remarkable structural stability, and super electronic conductivity. These properties make them potential electrode materials for lithium-ion batteries (LIBs) and therefore, it is important to develop HEOs utilizing different component-metal elements and thoroughly explore their properties.
JOURNAL OF ENERGY STORAGE
(2023)
Article
Materials Science, Multidisciplinary
Yiqi Zou, Ao Tang, Chaoqun Shang, Pu Hu, Zhanhui Zhang, Zhiliang Huang
Summary: In this study, new Zn-substituted nano composites were synthesized using a sol-gel method, and the influence of synthesizing temperature on their properties was investigated. The sample synthesized at 800°C exhibited the best cyclability and rate capability, making it a promising candidate as an anode material for sodium-ion batteries.
Article
Chemistry, Inorganic & Nuclear
Naveen Chandra Joshi, Prateek Gururani, Sanjeev Kimothi
Summary: The focus of this study is the development of oil-extracted biochar and NiO-based hybrid electrode materials (OEB@NiO) for supercapacitor applications. Biochar was prepared using thermochemical treatment of cow dung, and NiO nanoparticles were synthesized using the sol-gel method. The OEB@NiO-based nanocomposite was developed under ultrasonic conditions. The electrochemical investigation of OEB@NiO was conducted using GCD, CV, and EIS techniques. The maximum specific capacitance of 545.4 F/g was achieved at a current density of 8 A/g under a three-electrode system. The material showed suitability for device systems, with a specific capacitance of 87.1 F/g obtained at a current density of 2 A/g in a two-electrode system. The cyclic stability of OEB@NiO was 97.2% after 5000 GCD cycles.
INORGANIC CHEMISTRY COMMUNICATIONS
(2023)
Review
Chemistry, Multidisciplinary
Huicong Yang, Tong Yu, Zhenhua Sun, Hui-Ming Cheng, Feng Li
Summary: Six-membered-ring inorganic materials have various applications in electrochemical reactions, and their functions and mechanisms have been extensively discussed, which contribute to a better understanding and development of the potential of electrochemical reactions.
TRENDS IN CHEMISTRY
(2022)
Article
Chemistry, Multidisciplinary
Jiandong Wan, Rui Wang, Zixiang Liu, Longhai Zhang, Fei Liang, Tengfei Zhou, Shilin Zhang, Lin Zhang, Qiquan Lu, Chaofeng Zhang, Zaiping Guo
Summary: Sodium tartrate is used as a dual-functional electrolyte additive to improve the reversibility of aqueous zinc-ion batteries. The additive preferentially adsorbs on the zinc surface, coordinates with zinc ions, and promotes uniform zinc deposition on the (002) plane, inhibiting side reactions and dendrite growth. This leads to long-term cycling stability and improved performance of zinc||MnO2 full cells.
Article
Chemistry, Physical
Jingyun Cheng, Zhulin Niu, Zhipeng Zhao, Xiangdong Pei, Shuo Zhang, Hongqiang Wang, Dan Li, Zaiping Guo
Summary: Constructing hierarchical structures with heterointerfaces, such as MoS2@ZnIn2S4 nanorods, is an effective strategy for improving the electrochemical performance of sodium-ion battery anodes. The study reveals the formation of two different heterointerfaces between MoS2 and ZnIn2S4, which generate built-in electric fields and enhance electron transfer. The hierarchical nanorods composed of nanosheets provide abundant storage sites and facilitate multidirectional ion migration, accommodating the volume change.
ADVANCED ENERGY MATERIALS
(2023)
Article
Chemistry, Multidisciplinary
Xiang Long Huang, Xiaofeng Zhang, Liujiang Zhou, Zaiping Guo, Hua Kun Liu, Shi Xue Dou, Zhiming Wang
Summary: By using an innovative metal oxide kinetics accelerator, the redox behaviors of S cathodes are successfully regulated, leading to improved performance of room-temperature sodium-sulfur batteries with high specific capacity, outstanding rate capability, and stable cyclability.
Review
Chemistry, Multidisciplinary
Jinshuo Zou, Gemeng Liang, Fangli Zhang, Shilin Zhang, Kenneth Davey, Zaiping Guo
Summary: This article provides a comprehensive review on the importance of discharge products (DPs) in lithium-carbon dioxide (Li-CO2) batteries and their impact on battery performance. It evaluates the fundamentals of DP formation and decomposition reactions, demonstrates the measures to control DP decomposition, and highlights the significance of managing DPs in Li-CO2 batteries.
ADVANCED MATERIALS
(2023)
Article
Chemistry, Multidisciplinary
Hanna He, Li Zeng, Dan Luo, Jun He, Xiaolong Li, Zaiping Guo, Chuhong Zhang
Summary: A 3D-printed electron/ion-flux dual-gradient porous Zn anode is developed to suppress dendrite growth and achieve dendrite-free Zn-ion batteries. The anode establishes dual-gradient electron/ion fluxes by using bottom-rich conductive Ag nanoparticles and zincophilic Ag nanoparticles, enabling bottom-preferential Zn deposition behavior with unimpeded electron transfer and ion diffusion. The design shows excellent performance in terms of low voltage hysteresis and long lifespan, providing a new strategy for next-generation safe and durable Zn-metal batteries.
ADVANCED MATERIALS
(2023)
Article
Chemistry, Multidisciplinary
Yifeng Cheng, Zhijie Wang, Jinbiao Chen, Yuanmao Chen, Xi Ke, Duojie Wu, Qing Zhang, Yuanmin Zhu, Xuming Yang, Meng Gu, Zaiping Guo, Zhicong Shi
Summary: A stable and artificial SEI layer, consisting of an ordered polyamide-lithium hydroxide (PA-LiOH) bi-phase structure, is designed to address the issues of dendrite growth and electrode pulverization in lithium metal anodes (LMAs). The PA-LiOH layer can regulate ion transport and suppress volume changes in LMAs, ensuring dendrite-free lithium deposition. The optimized LMAs demonstrate excellent stability in cycling tests, with a high coulombic efficiency and capacity retention over multiple cycles.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2023)
Article
Chemistry, Multidisciplinary
Yanqiu Lyu, Jodie A. Yuwono, Pengtang Wang, Yanyan Wang, Fuhua Yang, Sailin Liu, Shilin Zhang, Baofeng Wang, Kenneth Davey, Jianfeng Mao, Zaiping Guo
Summary: A class of N-containing heterocyclic compounds acts as organic pH buffers in aqueous Zn-Iodine (I-2) batteries to mitigate issues such as Zn dendrites, hydrogen evolution reaction (HER), corrosion, and polyiodines shuttle. These compounds regulate electrolyte pH, inhibit HER and anode corrosion, and preferentially absorb on Zn metal, achieving non-dendritic Zn plating/stripping. The batteries with these buffers exhibit high Coulombic efficiency, long-term cycling stability, and improved conversion kinetics.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2023)
Review
Chemistry, Multidisciplinary
Yubai Zhang, Jiabing Feng, Jiadong Qin, Yu Lin Zhong, Shanqing Zhang, Hao Wang, John Bell, Zaiping Guo, Pingan Song
Summary: High energy and power density alkali-ion batteries, especially lithium-ion batteries, are widely used for energy storage and powering devices. However, thermal runaways in lithium-ion batteries have caused fires, injuries, and economic losses. This review highlights recent progress in battery design for better thermal stability and electrochemical performance, as well as advanced fire safety evaluation methods. The challenges in materials design, thermal management, and fire safety evaluation of these batteries are also presented, along with proposed future research opportunities for the development of next-generation fire-safe batteries.
Article
Chemistry, Multidisciplinary
Lanxiang Feng, Zhiwei Zhu, Rui Yan, Xuewei Fu, Xuewei He, Dichen Wu, Hua Li, Zaiping Guo, Wei Yang, Yu Wang
Summary: By utilizing the frictional heating and dispersion capability of the nanostorm technology, sulfur-rich active particles can be coated with shell nanomaterials in seconds. This technology enables customizable nano-shell production in a super-efficient and solvent-free way.
Article
Chemistry, Multidisciplinary
Bensheng Xiao, Zhefei Sun, Hehe Zhang, Ying Wu, Ji Li, Jiang Cui, Jiajia Han, Miao Li, Hongfei Zheng, Jiamin Chen, Mengting Cai, Chengzhi Ke, Xuefeng Wang, Haodong Liu, Zheng Jiang, Shilin Zhang, Dong-Liang Peng, Zaiping Guo, Qiaobao Zhang
Summary: In this study, a high-load atomic antimony coordinated with nitrogen and oxygen atoms was used for the potassium-ion battery (PIB) anode, resulting in significantly enhanced performance. The anode showed large reversible capacities, high-rate capability, and extraordinary durability, outperforming most carbonaceous anodes. Moreover, the assembled full cell exhibited exceptional rate capability and ultra-long lifespan.
ENERGY & ENVIRONMENTAL SCIENCE
(2023)
Review
Chemistry, Multidisciplinary
Mingnan Li, Caoyu Wang, Kenneth Davey, Jingxi Li, Guanjie Li, Shilin Zhang, Jianfeng Mao, Zaiping Guo
Summary: Lithium metal batteries (LMBs) have high energy density but face challenges with the instability of the Li metal/electrolyte interface. This review provides a systematic summary of recent progress in electrolytes for high-performance LMBs, including understanding the mechanism, addressing challenges, and analyzing various electrolyte strategies. Suggestions for optimum electrolyte properties and promising research directions are also discussed.
Article
Chemistry, Multidisciplinary
Chengxin Peng, Linlin Xue, Zhengfei Zhao, Longyuan Guo, Chenyue Zhang, Aoxuan Wang, Jianfeng Mao, Shixue Dou, Zaiping Guo
Summary: This study proposes a new amine mediated chemistry strategy to achieve a highly reversible and high-rate Mg-CO2 battery in a conventional electrolyte. Experimental characterization and theoretical computation reveal that the introduced amine can modify the reactant state of CO2 and Mg2+ simultaneously, accelerating CO2 cathodic reactions and facilitating the formation of a highly reversible Mg anode. The results show that the Mg-CO2 battery exhibits excellent cyclability and high-rate capability.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2023)
Article
Biotechnology & Applied Microbiology
Yu Chen, Song Gao, Jingwen Zhou, Weizhu Zeng
Summary: This study investigates the mechanism of Eaf3p, a chromatin regulator, in regulating nitrogen metabolism in Saccharomyces cerevisiae. The results show that Eaf3p regulates the expression of multiple nitrogen metabolic genes by modifying histone acetylation of the promoter regions via the histone acetyltransferase NuA4 complex. Eaf3p binds to the promoters of GAT1, CAN1, LYP1, GLN3, and HIP1 to regulate their expression. This research contributes to the understanding of S. cerevisiae nitrogen metabolism regulation and provides insights for future metabolic engineering and industrial applications.
APPLIED AND ENVIRONMENTAL MICROBIOLOGY
(2023)
Article
Chemistry, Multidisciplinary
Yangjun Luo, Yanwei Wang, Huijuan Zhang, Youyuan Wang, Jin Wan, Chuanzhen Feng, Lingmei Liu, Zaiping Guo, Jian Li, Yu Wang
Summary: This study reports universal strategies for synthesizing high-loading non-metal monoatom catalysts and demonstrates the synthesis of As monoatomic catalysts. The use of alpha-D-glucose chelated zinc ions significantly increases the loading of As monoatoms, while topological defects constructed by zinc evaporation enhance the intrinsic activity of adjacent As. Recalcination is proposed to improve the oxidation resistance of catalysts with abundant carbon defects.
ENERGY & ENVIRONMENTAL SCIENCE
(2023)
Article
Chemistry, Multidisciplinary
Fuhua Yang, Jun Long, Jodie A. Yuwono, Huifang Fei, Yameng Fan, Peng Li, Jinshuo Zou, Junnan Hao, Sailin Liu, Gemeng Liang, Yanqiu Lyu, Xiaobo Zheng, Shiyong Zhao, Kenneth Davey, Zaiping Guo
Summary: The 'shuttle effect' in Zinc-iodine batteries can be suppressed by using single atom catalyst (SAC) cathodes, which enhance the catalytic activity and adsorption abilities. This study provides insights into how the catalytic and adsorption role of metallic catalysts improves the performance of Zinc-iodine batteries.
ENERGY & ENVIRONMENTAL SCIENCE
(2023)