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虽然看不太懂不过这些合成化学结构真是好酷啊!

本帖由 漂亮的石头2015-12-24 发布。版面名称:知乎日报

  1. 漂亮的石头

    漂亮的石头 版主 管理成员

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    人类史上令人叹为观止的极限精度制造成果有哪些?

    [​IMG] 老骥伏枥,材料&化学博士在读/NBA球迷一枚

    作为一名化学搬砖狗一枚,我简单从无机合成化学的角度上说一下一些令人叹为观止的成果,学业不精,大家少拍砖~

    1 纳米空心结构&空心核壳结构

    空心结构,尤其是氧化物的微尺度制备,南洋理工大学的 Xiongwen (David) Lou 教授的工作基本达到了我不是针对谁的程度,几乎能够作为艺术品来欣赏。

    1)NiS nanoframes

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    Yu X Y, Yu L, Wu H B, et al. Formation of Nickel Sulfide Nanoframes from Metal–Organic Frameworks with Enhanced Pseudocapacitive and Electrocatalytic Properties[J]. Angewandte Chemie, 2015, 127(18): 5421-5425.

    2)ZnMn2O4 Multi-Shelled Hollow Spheres

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    Zhang G, Lou X W D. General Synthesis of Multi‐Shelled Mixed Metal Oxide Hollow Spheres with Superior Lithium Storage Properties[J]. Angewandte Chemie, 2014, 126(34): 9187-9190.

    3)NiCo2O4 Hollow Spheres

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    Shen L, Yu L, Yu X Y, et al. Self‐Templated Formation of Uniform NiCo2O4 Hollow Spheres with Complex Interior Structures for Lithium‐Ion Batteries and Supercapacitors[J]. Angewandte Chemie International Edition, 2015, 54(6): 1868-1872.

    4)Co nanoparticle-embedded carbon@Co9S8 double-shelled nanocages

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    Hu H, Han L, Yu M, et al. Metal–organic-framework-engaged formation of Co nanoparticle-embedded carbon@ Co 9 S 8 double-shelled nanocages for efficient oxygen reduction[J]. Energy & Environmental Science, 2016.

    5)MoS 2 microboxes constructed by nanosheets

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    Zhang L, Wu H B, Yan Y, et al. Hierarchical MoS 2 microboxes constructed by nanosheets with enhanced electrochemical properties for lithium storage and water splitting[J]. Energy & Environmental Science, 2014, 7(10): 3302-3306.

    6)Manganese Sulfide Microboxes

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    Zhang L, Zhou L, Wu H B, et al. Unusual Formation of Single‐Crystal Manganese Sulfide Microboxes Co‐mediated by the Cubic Crystal Structure and Shape[J]. Angewandte Chemie, 2012, 124(29): 7379-7382.

    7)SnO2 and TiO2 Hollow Nanostructures

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    Wang Z, Wang Z C, Madhavi S, et al. One‐Step Synthesis of SnO2 and TiO2 Hollow Nanostructures with Various Shapes and Their Enhanced Lithium Storage Properties[J]. Chemistry-A European Journal, 2012, 18(24): 7561-7567.

    8)Fe2O3 microboxes

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    Zhang L, Wu H B, Madhavi S, et al. Formation of Fe2O3 microboxes with hierarchical shell structures from metal–organic frameworks and their lithium storage properties[J]. Journal of the American Chemical Society, 2012, 134(42): 17388-17391.

    2 一维纳米线&管&棒结构

    一维尺度的纳米结构,好的工作有很多,分布领域也比较广,而且绝大多数的金属氧化物都可以得到该形貌,其中近期做的比较好的是武汉理工大学的 Liqiang Mai (麦立强)教授

    1)CuO/CoOcore/shellheterostructurearrays

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    Wang J, Zhang Q, Li X, et al. Smart construction of three-dimensional hierarchical tubular transition metal oxide core/shell heterostructures with high-capacity and long-cycle-life lithium storage[J]. Nano Energy, 2015, 12: 437-446.

    2)Na1.25V3O8 nanowires

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    Dong Y, Li S, Zhao K, et al. Hierarchical zigzag Na 1.25 V 3 O 8 nanowires with topotactically encoded superior performance for sodium-ion battery cathodes[J]. Energy & Environmental Science, 2015, 8(4): 1267-1275.

    3) VO2 nanowires assembled into hollow microspheres

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    Niu C, Meng J, Han C, et al. VO2 nanowires assembled into hollow microspheres for high-rate and long-life lithium batteries[J]. Nano letters, 2014, 14(5): 2873-2878.

    4) SnO 2–PANI nanorod arrays

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    Xu W, Zhao K, Niu C, et al. Heterogeneous branched core–shell SnO 2–PANI nanorod arrays with mechanical integrity and three dimentional electron transport for lithium batteries[J]. Nano Energy, 2014, 8: 196-204.

    5) β-AgVO3 nanowire clusters

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    Han C, Pi Y, An Q, et al. Substrate-assisted self-organization of radial β-AgVO3 nanowire clusters for high rate rechargeable lithium batteries[J]. Nano letters, 2012, 12(9): 4668-4673.

    3 三维有序结构

    三位有序结构的制备是一门技术活,其中复旦大学赵东元教授在介孔材料领域的工作是世界级的成果,但介于三位有序领域涵盖的范围比较广,此处列出一些代表性的工作

    1)3D ordered macroporous LaFeO3

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    Xu J J, Wang Z L, Xu D, et al. 3D ordered macroporous LaFeO 3 as efficient electrocatalyst for Li–O 2 batteries with enhanced rate capability and cyclic performance[J]. Energy & Environmental Science, 2014, 7(7): 2213-2219.

    2)Mesoporous silica

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    Zhao D, Feng J, Huo Q, et al. Triblock copolymer syntheses of mesoporous silica with periodic 50 to 300 angstrom pores[J]. science, 1998, 279(5350): 548-552.

    3)赵东元院士的漂亮工作太多,此处就不详细描述了,贴一些图大家看看吧

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    这里列举的一些微观化学合成方法和技术,和传统意义上的机械、微电子制造等领域不太一样,是一种自下而上的调控,希望能给大家不一样的理解和视野!

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