Nickel-rich cathode LiNi0.83Co0.11Mn0.06O2 (NCM) has a high specific discharge capacity and low cost, and is a very promising cathode material. However, NCM exhibits poor...

原子模拟结果证实，CoxB涂层与NCM表面形成了牢固的选择性界面结合， 不仅提供了巨大的化学驱动力以确保均匀的反应性润湿NCM电极，便捷地注入GBs，还降低了表面/界面的氧活度， …

2019年11月1日 · Meanwhile, the XPS pattern of Li 1s shows that the content of Li 2 CO 3/ROCOOLi at the surface of NCM-In2 has a slightly reduction and O 1s peak also shows …

2019年1月15日 · Surface analysis is performed for each NCM electrode after formation as well as the 50, and 100th cycles by X-ray photoelectron spectroscopy (XPS) measurement. A …

2021年3月1日 · To utilize analytical methods like X-ray photoelectron spectroscopy (XPS), atomic force microscopy (AFM), or time-of-flight secondary ion mass spectrometry (ToF-SIMS) with a …

In this paper, the precursor Ni0.8Co0.1Mn0.1 (OH)2 is prepared by a co-precipitation method. By mixing this material with LiOH in proportion and sintering twice under 500 and 800°C, …

The highresolution XPS spectra of Ni 2p, Mn 2p, Co 2p, and O 1s ( Figure 3) show that, while metal elements exist in two oxidation states (+2, +3 for Ni 2p; +3, +4 for Mn 2p and Co 2p), the...

2018年5月31日 · Quantitative analysis of Ni 2+ /Ni 3+ using X-ray photoelectron spectroscopy (XPS) is important for evaluating the crystal structure and electrochemical performance of …

从C 1s和O 1s XPS谱图的结果可以看出，水洗后Li2CO3峰强度降低，NiO化合物峰形成。 作为交叉验证，测量了未水洗和水洗NCM的O K边缘和Ni L边缘光谱，相应的NiO和Li2CO3 参考化合 …

2024年12月18日 · 一般来说，NCM材料晶格中锂的损失是LIB长期循环后性能下降的主要原因，而对高镍NCM材料的最新研究表明，表面涂层可以成为提高电化学性能的一种简单而有效的方 …