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All-Solid-State Batteries Using Rationally Designed Garnet Electrolyte Frameworks
DOI:10.1021/acsaem.9b02101.png)
摘要
En 中文
Functioning bulk-type all-solid-state batteries in a practical form factor with composite positive electrodes, using Al-substituted Li7La3Zr2O12 (LLZO) as the solid electrolyte, have been demonstrated for the first time. The devices incorporate bilayers composed of dense LLZO membranes and porous LLZO scaffolds infiltrated with LiNi(0.6)Mn(0.2)Co(0.2)O(2 )and other components as positive electrodes, combined with lithium anodes. The porous scaffolds are prepared using an easily scaled freeze-tape-casting method. The unidirectional pores of the scaffold facilitate infiltration of cathode components and shorten lithium ion diffusion path lengths, while the addition of a soft ionically conductive solid to the scaffold ensures good contact among the components.
Keyword:
solid-state battery
solid electrolyte
freeze-tape-casting (FTC)
tape-casting
LLZO garnet
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期刊
IF:
5.5
论文数:
1.1W
被引数:
4.5W
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引用论文
Fabrication of functionally graded and aligned porosity in thin ceramic substrates with the novel freeze-tape-casting process使用新颖的冷冻流延成型工艺在薄陶瓷基板中制造功能梯度和对齐的孔隙率
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Mechanical failure of garnet electrolytes during Li electrodeposition observed by in-operando microscopy通过操作显微镜观察到的Li电沉积过程中石榴石电解质的机械故障
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Oriented porous LLZO 3D structures obtained by freeze casting for battery applications通过冷冻铸造获得的定向多孔LLZO 3D结构,用于电池应用
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3D lithium metal anodes hosted in asymmetric garnet frameworks toward high energy density batteries在不对称石榴石框架中承载的3D锂金属阳极用于高能量密度电池
ENERGY STORAGE MATERIALS
IF20.2
All-in-one lithium-sulfur battery enabled by a porous-dense-porous garnet architecture通过多孔-致密-多孔石榴石架构实现的多功能于一体的锂硫电池
ENERGY STORAGE MATERIALS
IF20.2

