个人信息

  • 教师姓名:陈铭

  • 教师拼音名称:Chen Ming

  • 电子邮箱:

  • 入职时间:2008-06-01

  • 所在单位:化学化工学院

  • 职务:物理化学教研室

  • 学历:博士研究生毕业

  • 办公地点:瘦西湖校区新化学楼N519

  • 性别:男

  • 联系方式:chenming@yzu.edu.cn

  • 学位:博士

  • 职称:正高级

  • 在职信息:在岗

  • 主要任职:实验中心主任

  • 毕业院校:扬州大学

  • 博士生导师

  • 硕士生导师

  • 所属院系: 化学化工学院

  • 学科:物理化学

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研究方向

基于空心介孔碳球的限域生长与储锂性能研究

本研究小组发现以空心介孔碳球为纳米反应器,限域生长二维MoS2纳米片,获得一种类蛋黄-蛋壳结构的MoS2@C复合材料(1a),以其为锂离子电池负极材料,该结构显示出优异的倍率特性、循环性能,该结果发表在ACS Nano, 2017, 11, 8429(高被引论文,引用170)。在这类结构中,介孔碳壁提供了优良的导电网络和离子迁移通道,纳米空隙可以为MoS2在嵌脱锂过程中而引起的体积变化提供充足的缓冲空间,缓解电极材料的体积效应,从而提高电极材料的循环稳定性。采用类似的方法,得到了WS2纳米片在空心介孔碳球中的垂直限域生长(1b),再次证实这种基于纳米笼效应限域生长的可能(J. Mater. Chem. A, 2018, 6, 19004)。继续利用限域生长策略,获得少层ReS2全填充的结构,极大的提升了材料的电化学性能(Energy Storage Materials. 2020, 26, 457-464.)

 

图片21.jpg


将空心介孔碳球引入到电纺纤维中,形成一种独特的1D纳米线、2D纳米片(MoS2WS2)3D网络化结构的电极材料,分析了其储锂/储钠特性,探究了材料的结构稳定性(Small, 2020, 2000695Chemical Communication, 2020, 56, 141)。

图片22.jpg

 利用限域生长策略,以碳纳米笼(CNCSs)为纳米骨架,首次实现MOFsZIF-67ZIF-8)材料的限域生长。大量的MOFs多面体在碳纳米笼的内部限域生长的MOFs@CNCs笼状结构,并成功将其衍生化为金属磷化物(MxPy@CNCs)笼状纳米复合材料。这种MxPy@CNCs笼状结构具有增加了磷化物颗粒的活性位点,以碳为骨架构建了彼此相连的3D导电网络增强了导电性等优点。由此产生的开放结构可以提供高密度的活性位点和促进电子传输,进而提高锂电池的储锂性能和电催化产氢性能(J. Mater. Chem. A, 2019, 7, 8443–8450)。

   将金属氧化物SnO2生长在空心介孔碳球内获得SnO2@C复合材料,并研究其储锂/储钠特性。进一步在氢气气氛下还原,获得蛋黄-蛋壳结构的Sn@C复合材料。该材料显示出优异的储锂性能,极大地缓解了金属锡的体积效应,相关研究成果发表在Chem. Comm., 2020, 56, 7629J Mater Sci 2020, 55:14464

图片23.jpg



代表性论文

 1)        Huayu Wu, Xing Chen, Chen Qian, Hui Yan*, Chenyi Yan, Nuo Xu, Yuanzhe Piao*, Guowang Diao, Ming Chen*. Synergistic Anchoring Effect of 2D WS2 Nanosheets in N-doped Hollow Beaded Carbon Nanofibers Reinforced Lithium and Sodium Storage Performance. Small, 2020, 2000695.

2)        Xiaoyu Wu,, Chen Qian, Huayu Wu, Lin Xu, Lingli Bu, Yuanzhe Piao*d, Guowang Diao, Ming Chen*. Gestated Uniform Yolk-Shell Sn@N-Doped Hollow Mesoporous Carbon Spheres with Buffer Space for Boosting Lithium Storage Performance. Chemical Communication, 2020, 56, 7629-7632.

3)        Huayu Wu, Xiue Zhang, Qianhui Wu, Yue Han, Xiaoyu Wu, Penglei Ji, Min Zhou, Guowang Diao, Ming Chen* Confinement Growth of 2D MoS2 Nanosheets in N-doped Pearl Necklace-like Structured Carbon Nanofibers with Boosted Lithium and Sodium Storage Performance. Chemical Communication, 2020, 56, 141-144.

4)        Rongfang Zhao, Yue Han, Wenlong Li, Jinhua Li,  Ming Chen*, Lingxin Chen. Construction of Nanocage-Structured Heterogeneous Binary Metal Sulfides via Step-by-Step Confined Growth for Boosted Lithium Storage Properties. Chemical Communication, 2020, 56, 6798-6801.

5)        Xiue Zhang, Xing Chen, Huajuan Ren, Guowang Diao, Ming Chen*, Shaowei Chen* Bowl-Like C@MoS2 Nanocomposites as Anode Materials for Lithium-Ion Battery: Enhanced Stress Buffering and Charge/Mass Transfer. ACS Sustainable Chem. Eng. 2020, 8,10065-10072

6)        Xiue Zhang, Chao Shen, Huayu Wu, Yue Han, Xiaoyu Wu, Weiran Ding, Lubin Ni, Guowang Diao, Ming Chen* Filling Few-Layer ReS2 in Hollow Mesoporous Carbon Spheres for Boosted Lithium/Sodium Storage Properties Energy Storage Materials. 2020, 26, 457-464.

7)        Wenlong Li, Rongfang Zhao, Kehan Zhou, Chao Shen, Xiue Zhang, HuaYu Wu, Lubin Ni, Hui Yan*, Guowang Diao, Ming Chen*. Cage-Structured MxPy@CNCs (M=Co and Zn) from MOFs Confined Growth in Carbon Nanocages for Superior Lithium Storage and Hydrogen Evolution Performance. J. Mater. Chem. A, 2019, 7, 8443–8450. (一区)

8)        Xiue Zhang, Rongfang Zhao, Qianhui Wu, Wenlong Li, Chao Shen, Lubin Ni, Hui Yan, Guowang Diao*, Ming Chen*. Ultrathin WS2 Nanosheets Vertically Embedded in Hollow Mesoporous Carbon Framework - a Triple-Shelled Structure with Enhanced Lithium Storage and Electrocatalytic Properties. J. Mater. Chem. A, 2018, 6, 1900419012. (一区)

9)        Xiue Zhang, Rongfang Zhao, Qianhui Wu, Wenlong Li, Chao Shen, Lubin Ni, Hui Yan, Guowang Diao*, Ming Chen*. Petal-like MoS2 Nanosheets Space-Confined in Hollow Mesoporous Carbon Spheres for Enhanced Lithium Storage Performance. ACS Nano, 2017, 11, 8429-8436(高被引论文,引用170次)

10)    Xiaoyu Wu, Chen Qian, Xiue Zhang, Huayu Wu, Lingli Bu, Lin Xu, Hui Yan*, Yuanzhe Piao*, Guowang Diao, Ming Chen*. Ultrasmall SnO2 Nanocrystals with Adjustable Density Embedded in N-doped Hollow Mesoporous Carbon Spheres as Anode for Li+/Na+ Batteries. J Mater Sci 2020, 55:14464-14476.

11)    Kehan Zhou, Yue Han, Dongmei Tang, Huayu Wu, Xiaoyu Wu, Guowang Diao, Haibo Li*, Ming Chen* Hierarchical N-doped HMCNs/CNTs Hybrid Carbon Frameworks Assembling Cobalt Selenide Nanoparticles for Advanced Properties of Lithium/Sodium Storage Advanced Materials Interfaces 2020, 7 (2), 1901699.

12)    Yue Han, Wenlong Li, Kehan Zhou, Xiaoyu Wu, Huayu Wu, Xue Wu, Qiaofang Shi*, Guowang Diao, Ming Chen* Bimetallic Sulfide Co9S8/N-C@MoS2 Dodecahedral Heterogeneous Nanocages for Boosted Li/K Storage Properties ChemNanoMat. 2020, 6(1), 132-138.

13)    Lanxuan Dai, Dongmei Tang, Chao Shen, Yue Han, Xiaoyu Wu, Huayu Wu, Guowang Diao, Ming Chen* Interfacial Anchoring Effect for Enhanced Lithium Storage Performance of Sesame Balls-like Fe3O4/C Hollow Nanospheres J. Electroanalytical Chemistry 2019, 855, 113626.

14) Lanxuan Dai, Dongmei Tang, Chao Shen, Yue Han, Xiaoyu Wu, Huayu Wu, Guowang Diao, Ming Chen*. In Situ Derivatization for Boosted Lithium Storage Performance of Fe7S8/C Hollow Nanospheres. ChemNanoMat. 2019, 5 (10), 1324-1335.


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