摘要:
An electrode for a lithium secondary battery includes a silicon-based alloy, and has a surface roughness of about 1 to about 10 μm and a surface roughness deviation of 5 μm or less. A method of manufacturing the electrode includes mixing an electrode composition, milling the composition, coating the milled composition on a current collector, and drying the milled composition. A lithium secondary battery includes the electrode.
摘要:
An electrode for a lithium secondary battery includes a silicon-based alloy, and has a surface roughness of about 1 to about 10 μm and a surface roughness deviation of 5 μm or less. A method of manufacturing the electrode includes mixing an electrode composition, milling the composition, coating the milled composition on a current collector, and drying the milled composition. A lithium secondary battery includes the electrode.
摘要:
A negative active material for a rechargeable lithium battery includes a matrix including an Si—X based alloy, where X is not Si and is selected from alkali metals, alkaline-earth metals, Group 13 elements, Group 14 elements, Group 15 elements, Group 16 elements, transition elements, rare earth elements, or combinations thereof; silicon dispersed in the matrix; and oxygen in the negative active material, the oxygen being included at 20 at % or less based on the total number of atoms in the negative active material. A rechargeable lithium battery includes the negative active material.
摘要:
An electrode active material for a lithium secondary battery, a method of preparing the electrode active material, an electrode for a lithium secondary battery which includes the same, a lithium secondary battery using the electrode. The electrode active material includes a core active material and a coating layer including magnesium aluminum oxide (MgAlO2) and formed on the core active material. 1s binding energy peaks of oxygen (O) in the electrode active material measured by x-ray photoelectron spectroscopy (XPS) are shown at positions corresponding to 529.4±0.5 eV, about 530.7 eV, and 531.9±0.5 eV, and a peak intensity at the position corresponding to 529.4±0.5 eV is stronger than a peak intensity at the position corresponding to about 530.7 eV.
摘要:
A composite includes a compound selected from the group consisting of a lithium lanthanum zirconium oxide and a lithium lanthanum tantalum oxide; a lanthanum oxide; and an oxide selected from the group consisting of a lanthanum zirconium oxide and a lanthanum tantalum oxide. An electrode active material for a secondary lithium battery may include such composite. Methods of preparing the composite, an electrode for a secondary lithium battery including the electrode active material, and a secondary lithium battery including the electrode are disclosed.
摘要:
An electrode active material for a lithium secondary battery, a method of preparing the electrode active material, an electrode for a lithium secondary battery which includes the same, a lithium secondary battery using the electrode. The electrode active material includes a core active material and a coating layer including magnesium aluminum oxide (MgAlO2) and formed on the core active material, 1s binding energy peaks of oxygen (O) in the electrode active material measured by xray photoelectron spectroscopy (XPS) are shown at positions corresponding to 529.4±0.5 eV, about 530.7 eV, and 531.9±0.5 eV, and a peak intensity at the position corresponding to 529,4±0.5 eV is stronger than a peak intensity at the position corresponding to about 530.7 eV.
摘要:
A composite includes a compound selected from the group consisting of a lithium lanthanum zirconium oxide and a lithium lanthanum tantalum oxide; a lanthanum oxide; and an oxide selected from the group consisting of a lanthanum zirconium oxide and a lanthanum tantalum oxide. An electrode active material for a secondary lithium battery may include such composite. Methods of preparing the composite, an electrode for a secondary lithium battery including the electrode active material, and a secondary lithium battery including the electrode are disclosed.
摘要:
An electrode active material including a core active material and a coating layer, including a compound represented as the following Formula 1, on a surface of the core active material, a method of preparing the same, an electrode for a lithium secondary battery which includes the same, and a lithium secondary battery using the electrode. Lia-Mb-Nc [Formula 1] where, M denotes an alkaline earth metal, a/(a+b+c) is in a range of about 0.10 to about 0.40, b/(a+b+c) is in a range of about 0.20 to about 0.50, and c/(a+b+c) is in a range of about 0.20 to about 0.50.
摘要翻译:在芯活性物质的表面上包含核活性物质和包含下述式1所示的化合物的被覆层的电极活性物质,其制备方法,锂二次电池用电极,其包含 和使用该电极的锂二次电池。 Lia-Mb-Nc [式1]其中M表示碱土金属,a /(a + b + c)在约0.10至约0.40的范围内,b /(a + b + c) 约0.20至约0.50的范围,c /(a + b + c)在约0.20至约0.50的范围内。
摘要:
An electrode active material including a core active material and a coating layer, including a compound represented as the following Formula 1, on a surface of the core active material, a method of preparing the same, an electrode for a lithium secondary battery which includes the same, and a lithium secondary battery using the electrode. Lia-Mb-Nc [Formula 1] where, M denotes an alkaline earth metal, a/(a+b+c) is in a range of about 0.10 to about 0.40, b/(a+b+c) is in a range of about 0.20 to about 0.50, and c/(a+b+c) is in a range of about 0.20 to about 0.50.
摘要翻译:在芯活性物质的表面上包含核活性物质和包含下述式1所示的化合物的被覆层的电极活性物质,其制备方法,锂二次电池用电极,其包含 和使用该电极的锂二次电池。 Lia-Mb-Nc [式1]其中M表示碱土金属,a /(a + b + c)在约0.10至约0.40的范围内,b /(a + b + c) 约0.20至约0.50的范围,c /(a + b + c)在约0.20至约0.50的范围内。
摘要:
A solid electrolyte includes a sulfide-based electrolyte and a coating film including a water-resistant, lithium conductive polymer on a surface of the sulfide-based electrolyte, a method of preparing the solid electrolyte, and a lithium battery including the solid electrolyte.