摘要:
There is provided Lithium-manganese oxides expressed as the following chemical formula 1, Li1+xMn1−x−yMyO2+z, [Chemical Formula 1] wherein 0.01≦x≦0.5, 0≦y≦0.3, −0.2≦z≦0.2, and M is a metal selected from the group consisting of Ti, Mn, V, Cr, Fe, Co, Ni, Cu, Zn, Zr, Nb, Mo, W, Ag, Sn, Ge, Si, Al, and alloy thereof.
摘要:
Negative active materials for rechargeable lithium batteries are provided. One negative active material includes at least one Si active particle and a metal matrix surrounding the Si active particle. The metal matrix does not react with the Si active particle. The negative active material has a martensite phase when X-ray diffraction intensity is measured using a CuKα ray. The negative active material has improved efficiency and cycle-life.
摘要:
A negative active material for a rechargeable lithium battery includes a compound represented by the following Formula 1: Li1+xTi1−x−yMyO2+z (1) wherein, in the above Formula 1, 0.01≦x≦0.5, 0≦y≦0.3, −0.2≦z≦0.2, and M is an element selected from the group consisting of V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Zr, Nb, Mo, W, Ag, Sn, Ge, Si, Al, and combinations thereof. The negative active material has high capacity and excellent cycle-life characteristics, and particularly, can provide a rechargeable lithium battery having high capacity at high-rate charge and discharge.
摘要翻译:用于可再充电锂电池的负极活性材料包括由下式1表示的化合物:<?in-line-formula description =“In-line formula”end =“lead”?> Li 1 + x < (1)<?in-line-formula description =“在线公式(1) “end =”tail“?>其中,在上述式1中,0.01 <= x <=0.5,0≤y≤0.3,0.2≤z≤0.2,M是选自组 由V,Cr,Mn,Fe,Co,Ni,Cu,Zn,Zr,Nb,Mo,W,Ag,Sn,Ge,Si,Al及其组合组成。 负极活性物质具有高容量和优异的循环寿命特性,特别是能够提供高容量充放电时的高容量的可再充电锂电池。
摘要:
A sputter tray moving system includes a sputter tray, a guide disposed under the sputter tray and including a groove, a pulley engaged with the groove of the guide and a buffer member disposed between the sputter tray and the guide. The sputter tray is moved when the pulley engaged with the groove of the guide is rotated in a rotation direction.
摘要:
A negative active material for a rechargeable lithium battery includes a compound represented by the following Formula 1: Li1+xTi1−x−yMyO2+z (1) wherein, in the above Formula 1, 0.01≦x≦0.5, 0≦y≦0.3, −0.2≦z≦0.2, and M is an element selected from the group consisting of V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Zr, Nb, Mo, W, Ag, Sn, Ge, Si, Al, and combinations thereof. The negative active material has high capacity and excellent cycle-life characteristics, and particularly, can provide a rechargeable lithium battery having high capacity at high-rate charge and discharge.