Article
Chemistry, Physical
Guozhi Wu, Shanqing Li, Zheng Chen, Ajiao Sun, Jie Yang, Sang Woo Joo, Jiarui Huang
Summary: The low electrical conductivity of sulfur and other limitations in Li-S batteries can be overcome by using nitrogen-doped carbon nanotubes encapsulated with MoP nanoparticles. This study provides a novel route to prepare nanoparticle-embedded materials for advanced Li-S batteries.
Article
Electrochemistry
Guozhi Wu, Jie Yang, Shanqing Li, Ziwen Zhu, Tian Sheng, Sang Woo Joo, Jiarui Huang
Summary: This study successfully addresses the issues of poor electrical conductivity, large volume expansion, shuttle effect, and sluggish redox reactions in Li-S batteries by encapsulating Mo2C nanoparticles in N-doped carbon nanotubes. The results show that this encapsulated structure can anchor lithium polysulfides, enhance electrochemical reaction kinetics, and exhibit good cycling stability.
ELECTROCHIMICA ACTA
(2023)
Article
Engineering, Environmental
Jing Liu, Mengyuan Xue, Yuhao Zhou, Sheng Liu, Tianying Yan
Summary: In this study, the organic molecule of 3-amino-1,2,4-triazole (AT) was introduced onto graphene (G) to address the shuttle effect of lithium polysulfides in lithium-sulfur (Li-S) batteries. The S/G-AT electrode exhibited excellent electrochemical performance, including high initial capacity, long-term cycling stability, and superior rate performance.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Chemistry, Physical
Juanjuan Cheng, Zhijin Wang, Hongjia Song, Xiangli Zhong, Jinbin Wang
Summary: Non-polar porous carbon/doped polar carbon composite hosts are effective for sulfur in Li-S batteries due to their adsorption capabilities and chemisorption affinity. The physical properties of doped carbon, such as surface area and porosity, can influence the performance of the composite hosts. Control of surface area and porosity affects the capacity and rate performance of the composite hosts.
Article
Electrochemistry
YuRui Wu, Ming Yang, YaQun Zou, ShuiMiao Wang, SiYao Hou, BoWen Hu, ChangAn Yang, Yong Tao
Summary: In this study, a novel sulfur-containing polymer S-Span9-MDx was synthesized and demonstrated excellent electrochemical properties, improving the cycle stability of lithium-sulfur batteries.
ELECTROCHIMICA ACTA
(2022)
Article
Electrochemistry
Anqiao Zheng, Rui Liang, Han Wu, Guodong Jiang, Mingxia Fan, Jian Xiong, Songdong Yuan
Summary: In this study, a carbon aerogel was successfully synthesized and doped with gadolinium oxide, which showed outstanding electrochemical performance. This was mainly attributed to the polar adsorption of polysulfides by the abundant O2- ions on the surface of gadolinium oxide, as well as the excellent characteristics of the carbon aerogel.
INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE
(2022)
Article
Engineering, Environmental
Shungui Deng, Xiaotang Shi, Yue Zhao, Chao Wang, Jinghua Wu, Xiayin Yao
Summary: This study explores the potential of molybdenum carbide (Mo2C) as a cathode catalyst to promote the conversion of polysulfides in lithium sulfur (Li-S) batteries. Experimental results show that introducing Mo2C can enhance the affinity toward polysulfide intermediates and significantly accelerate their conversion. As a result, Li-S batteries exhibit excellent cycling stability and rate performance.
CHEMICAL ENGINEERING JOURNAL
(2022)
Article
Chemistry, Physical
Xiaoshi Lang, Ruiyin Ren, Xinxi Wang, Lan Li, Kedi Cai
Summary: Cu2+ regulated Fe2O3 nanospheres were prepared as high-performance matrixes for sulfur composite cathodes of lithium-sulfur batteries via a facile hydrothermal method, effectively solving the issues of sulfur insulation, volume alternation, and shuttle effect.
JOURNAL OF ALLOYS AND COMPOUNDS
(2023)
Article
Green & Sustainable Science & Technology
Yufei Zhang, Jing Feng, Fei Lv, Huan Xie, Yu Ma, Bowen Zhu, Tao Jiang, Li Chen, Zhaolin Liu
Summary: MoS3 grown on the surface of sulfur carbon composite effectively reduces shuttle effect and improves the performance of lithium-sulfur batteries. The MoS3A bridged S/C composite shows the best electrochemical performance after cycle testing.
SUSTAINABLE MATERIALS AND TECHNOLOGIES
(2021)
Article
Chemistry, Physical
Jing Liu, Mengyuan Xue, Yuhao Zhou, Zhen-Yu Wang, Bohai Zhang, Sheng Liu, Tianying Yan, Xue-Ping Gao
Summary: In this study, a graphene-PTCDA composite was developed as the host material for sulfur cathodes in lithium-sulfur batteries. The conjugated benzene rings and anhydride group in PTCDA tightly absorbed on graphene through pi-pi stacking, enhancing the polarity and conductivity of the composite. Moreover, PTCDA captured dissolved polysulfides on the sulfur cathode, effectively suppressing the shuttle effect and improving the electrochemical performance.
ACS APPLIED ENERGY MATERIALS
(2022)
Article
Chemistry, Physical
Chaoyang Sun, Shan Ji, Xianguo Ma, Hui Wang, Xuyun Wang, Vladimir Linkov, Rongfang Wang
Summary: In this study, ultra-fine vanadium nitride particles are grown on nitrogen-doped three-dimensional carbon as a sulfur host material for lithium-sulfur batteries. These particles demonstrate good discharge capacity and cycling stability, indicating promising prospects for practical applications.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2022)
Article
Chemistry, Multidisciplinary
Jiaqi Li, Xinxiang Wu, Caifeng Jian, Xianyan Qiao, Fang Wan, Zhenguo Wu, Benhe Zhong, Yanxiao Chen, Xiaodong Guo
Summary: In this study, a novel composite material GO-CoNiP was synthesized, which has excellent conductivity and abundant active sites to adsorb polysulfides and improve reaction kinetics within the battery. The GO-CoNiP separator battery exhibited high initial capacity, low decay rates, and stable performance under high and low-temperature conditions. The material also demonstrated strong adsorption and catalytic capabilities in lithium-sulfur batteries, making it a promising candidate for next-generation energy storage systems.
Article
Electrochemistry
Xin Wang, Baiyu Guo, Lei Liu, Fengyu Zhang, Chuangui Xia, Lishan Cui, Feng Yang
Summary: This study synthesized nitrogen and oxygen double-doped three-dimensional porous carbon materials using a one-step carbonization technique to overcome the shuttle effect and low conductivity in Li-S batteries. The materials achieved high surface area and pore volume, as well as high N and O doping concentration, which improved the adsorption of polysulfides and conductivity. The 3D-NOPC@S cathode showed a reversible capacity of 543 mAh g-1 after 500 cycles, with an ultra-low decay rate of 0.024% per cycle. This research utilized hierarchical porous materials engineering to enhance the efficiency and stability of Li-S batteries.
ELECTROCHIMICA ACTA
(2023)
Article
Chemistry, Multidisciplinary
Pengfei Song, Lu Han, Liuyan Zhu, Rui Zhang, Yingjie Chai, Zijie Lei, Lijiang Wang, Sibo Shen
Summary: This study investigated the use of green, low-cost chestnut inner shell biochar as a carrier for sulfur in lithium-sulfur batteries. The addition of carbon nanotubes as a protective layer improved the electrical conductivity and reduced the shuttle effect. The results showed that the composite electrode exhibited excellent electrochemical performance, leading to enhanced cycle stability and capacity retention in the battery.
CHEMISTRY-AN ASIAN JOURNAL
(2023)
Article
Chemistry, Physical
Ling Meng, Yao Li, Qixuan Lin, Jin Long, Yang Wang, Jian Hu
Summary: The shuttle effect of polysulfides during charge and discharge processes in Li-S batteries has been effectively inhibited by a flexible nanofiber carbon paper, leading to improved electrochemical reaction kinetics and high performance. The cells with PPTA/CF carbon paper exhibit high initial discharge capacity and excellent reversible discharge capacity, showing promising applications for high-performance lithium-sulfur batteries.
ACS APPLIED ENERGY MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Xiaolong Qin, Shuihua Tang, Jiawei Yuan, Yuxiao Deng, Renjie Qu, Linshan Wu, Jie Li
NEW JOURNAL OF CHEMISTRY
(2017)
Article
Chemistry, Multidisciplinary
Renjie Qu, Shuihua Tang, Jiahao Zhang, Lingshan Wu
ACS SUSTAINABLE CHEMISTRY & ENGINEERING
(2018)
Article
Engineering, Electrical & Electronic
Lingshan Wu, Shuihua Tang, Renjie Qu
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2019)
Article
Engineering, Electrical & Electronic
Renjie Qu, Shuihua Tang, Yang Li, Zewei Wei, Qiang Li, Wei Jiang
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2019)
Article
Chemistry, Physical
Zewei Wei, Jiawei Yuan, Shuihua Tang, Di Wu, Lingshan Wu
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2019)
Article
Engineering, Electrical & Electronic
Zewei Wei, Shuihua Tang, Zhen Tang
JOURNAL OF ELECTRONIC MATERIALS
(2020)
Article
Chemistry, Physical
Zhen Tang, Shuihua Tang, Qiang Li, Zewei Wei, Tianli Zhou
Summary: A simple and efficient strategy was used to synthesize Ni2CoS4/graphene oxide through the synergistic effect of microwave heating method and hydrothermal method. The resulting electrode demonstrated ultrahigh specific capacitance, excellent stability, and outstanding rate capability in supercapacitors, as well as delivering a good specific capacitance, outstanding stability, and ultrahigh energy density in asymmetric supercapacitors. This work provides a method for synthesizing electrode materials with superior performances in practical applications in supercapacitors.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2021)
Article
Engineering, Electrical & Electronic
Weixiang Yang, Shuihua Tang, Qiankuan Huang, Qian Zhang, Zhen Tang, Shuang Yang
Summary: The Fe-N-C catalyst prepared using 2,6-diaminopyridine and FeCl3 displayed excellent catalytic activity for the oxygen reduction reaction (ORR), outperforming commercial Pt/C catalyst in an alkaline medium. With rich pyridinic nitrogen, graphitic nitrogen, and Fe-N-x species as active sites, the catalyst showed an onset potential of about 0.96 V, a half-wave potential of about 0.84 V, and a limiting current density of 5.8 mA cm(-2), with superior stability compared to Pt/C. This work provides a strategy for synthesizing universal M-N-C catalysts.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2021)
Article
Chemistry, Inorganic & Nuclear
Lieha Shen, Qiang Li, Linyun Yi, Shuihua Tang, Limei Yu, Qian Zhang, Qiankuan Huang, Tianli Zhou, Lei Zhang
Summary: The FeCoP/3C electrocatalyst shows excellent electrocatalytic activity towards oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) in 1 M KOH electrolyte, exhibiting overpotentials of 220 mV and 120 mV respectively at a current density of 10 mA cm(-2). When used to construct an overall water electrolyzer, the cell voltage can reach 1.597 V at a current density of 10 mA cm(-2), with a remarkable durability retaining 92% of current density after 10 hours of continuous operation.
SOLID STATE SCIENCES
(2021)
Article
Energy & Fuels
Shuang Yang, Shuihua Tang, Yuhang Xie, Honglin Yu, Limei Yu, Hongxi Xiong, Mingjie Xu, Yonglin Chen, Lei Zhang
Summary: By introducing Fe into the PtCo/C catalyst, the catalytic activity is improved and the catalyst cost is reduced. An ordered PtCoFe ternary alloy electrocatalyst is prepared by depositing Pt oxides on pre-synthesized CoFe hydroxide and treating ternary PtCoFe oxides at high temperatures. This electrocatalyst exhibits better catalytic activity and cycle stability than the commercial Pt/C catalyst.
Article
Chemistry, Inorganic & Nuclear
Limei Yu, Shuihua Tang, Mingjie Xu, Hongxi Xiong, Honglin Yu, Shuang Yang, Yuhang Xie, Lei Zhang
Summary: This study synthesized ternary FeCoNi phosphides with excellent activity, durability, and low cost by electrodeposition and low-temperature phosphorization. The FeCoNiP/CF catalyst exhibited ultralow overpotential and outstanding electrocatalytic activity for both hydrogen evolution and oxygen evolution reactions, as well as long-term stability. It can serve as an effective strategy for mass production of electrodes for overall water splitting.
SOLID STATE SCIENCES
(2023)
Article
Chemistry, Multidisciplinary
Honglin Yu, Shuihua Tang, Xiaohan Wang, Shuang Yang, Xiang Zhong, Limei Yu, Yuhang Xie, Mingjie Xu, Hongxi Xiong, Lei Zhang
Summary: To improve the electrical conductivity and reduce the particle size of nickel cobalt sulfide (Ni2CoS4) electrode material, highly graphitized carbon dots (GCDs) were synthesized and a Ni2CoS4/GCD composite was prepared. The composite showed an extremely high specific capacitance, outstanding rate performance, and exceptional cycling stability. Furthermore, an asymmetric supercapacitor assembled with the Ni2CoS4/GCD cathode and activated carbon anode exhibited promising energy density and excellent stability. The unique properties of Ni2CoS4's high intrinsic theory capacitance and the small particles with excellent conductivity of GCDs contributed to the superior performance of the composite material.
NEW JOURNAL OF CHEMISTRY
(2023)
Article
Chemistry, Multidisciplinary
Tianli Zhou, Shuihua Tang, Honglin Yu, Lieha Shen, Qiankuan Huang, Shuang Yang, Limei Yu, Lei Zhang
Summary: Transition metal selenides have become a promising electrode material for electrochemical capacitors due to their excellent capacitive performance and electrical conductivity. This study successfully synthesized a (Ni0.85Se)(3)(Co0.85Se)/reduced graphene oxide composite through a facile and efficient method. The composite exhibited a three-dimensional porous microstructure and showed outstanding specific capacitance, rate performance, and stability. In addition, when assembled into an asymmetric supercapacitor with activated carbon, the composite achieved a high energy density.
NEW JOURNAL OF CHEMISTRY
(2022)
Article
Chemistry, Multidisciplinary
Qian Zhang, Shuihua Tang, Lieha Shen, Weixiang Yang, Zhen Tang, Limei Yu
Summary: By in situ growing W-FeCo hydroxides on nickel foam followed by phosphorization, the prepared W-FeCoP/NF catalyst exhibits excellent hydrogen evolution reaction (HER) activity with a low overpotential, high Tafel slope, and good stability. Its performance surpasses that of other phosphide catalysts, showing higher electrochemical surface area and better stability.