Yahoo Web Search

Search results

1. www.sciencedirect.com › science › articleComprehensive understanding of Li/Ni intermixing in layered ...

   www.sciencedirect.com › science › article

   Dec 1, 2021 · In this review, we briefly explain the driving forces that cause Li/Ni intermixing, analyze the benefits and disadvantages of Li/Ni intermixing in the performance and stability of a material, and then screen out methods for effectively controlling Li/Ni intermixing.

   • Author: Han xin Wei, Lin-bo Tang, Ying-de Huang, Zhen yu Wang, Yu-hong Luo, Zhen-jiang He, Cheng Yan, Jing M...

   • Publish Year: 2021

2. www.sciencedirect.com › science › articleRegulating cation mixing for enhanced structural stability of ...

   www.sciencedirect.com › science › article

   Oct 1, 2023 · The low Li/Ni mixing in the NCM523-IE200-PL800 leads to improved structure stability, and the mitigated irreversible phase transformations, and thus enhanced reversibility and cycling stability.

3. www.sciencedirect.com › science › articleRegulating cation mixing for enhanced structural stability of ...

   www.sciencedirect.com › science › article

   Oct 1, 2023 · In short, the NCM materials with mitigated Li/Ni mixing achieved a stable structure by ion exchange at mild temperatures (160–220 °C). In this study, we report a new strategy of lowering processing temperature for effectively regulating Li/Ni mixing, achieved by hydrothermal ion exchange.

4. pubs.acs.org › doi › 10Intrinsic Role of Cationic Substitution in Tuning Li/Ni ...

   pubs.acs.org › doi › 10

   Mar 7, 2019 · Specifically, Co substitution facilitates Li/Ni ordering by relieving the intra-plane magnetic frustration and reducing the inter-plane super-exchange (SE) interaction; in contrast, Mn exacerbates magnetic frustration and strengthens SE, thereby aggravating Li/Ni mixing.

   • Author: Dawei Wang, Chao Xin, Mingjian Zhang, Jianming Bai, Jiaxin Zheng, Ronghui Kou, Jun Young Peter Ko, A...

   • Publish Year: 2019

5. onlinelibrary.wiley.com › doi › 10Fundamentals of Ion-Exchange Synthesis and Its Implications ...

   onlinelibrary.wiley.com › doi › 10

   Apr 23, 2023 · Abstract. Layered oxide cathodes such as Ni-rich ternary and Li-rich layered cathode materials have been widely used for lithium-ion batteries owing to their excellent Li + transport properties, high energy density, and relatively low cost.

6. www.nature.com › articles › s41565/019/0428-8Injection of oxygen vacancies in the bulk lattice of layered ...

   www.nature.com › articles › s41565/019/0428-8

   Apr 22, 2019 · Chongmin Wang. Nature Nanotechnology 14, 602–608 (2019) Cite this article. 18k Accesses. 362 Citations. 23 Altmetric. Metrics. Abstract. Surfaces, interfaces and grain boundaries are...

7. People also ask

   What is li/ni mixing in ncm523?

   • That is, Li/Ni mixing of NCM523 materials is effectively regulated during ion exchange, further enhancing the structural stability and electrochemical performance.

   Regulating cation mixing for enhanced structural stability of layered

   www.sciencedirect.com/science/article/pii/S1369702123002626

   See all results for this question

   Does low Li/Ni mixing improve reversibility and cycling stability in ncm523-ie200-pl?

   • The low Li/Ni mixing in the NCM523-IE200-PL800 leads to improved structure stability, and the mitigated irreversible phase transformations, and thus enhanced reversibility and cycling stability. Fig. 5.

   Regulating cation mixing for enhanced structural stability of layered

   www.sciencedirect.com/science/article/pii/S1369702123002626

   See all results for this question

   How does CO substitution affect Li/Ni ordering?

   • Specifically, Co substitution facilitates Li/Ni ordering by relieving the intra-plane magnetic frustration and reducing the inter-plane super-exchange (SE) interaction; in contrast, Mn exacerbates magnetic frustration and strengthens SE, thereby aggravating Li/Ni mixing.

   Intrinsic Role of Cationic Substitution in Tuning Li/Ni Mixing in High

   pubs.acs.org/doi/10.1021/acs.chemmater.8b04673

   See all results for this question

   Can Li/Ni intermixing improve the performance of a material?

   • Notably, an increasing number of scholars have reported that suitable Li/Ni intermixing is beneficial for LiNi x Co y M 1−x−y O 2. Therefore, the optimal degree of Li/Ni intermixing within a structure remains inconclusive. The form of Li/Ni intermixing that can improve the performance of a material is still controversial.

   Comprehensive understanding of Li/Ni intermixing in layered transiti…

   www.sciencedirect.com/science/article/abs/pii/S1369702121003205

   See all results for this question

   Can ion exchange control Li/Ni mixing?

   • Although many research progresses have been made, new breakthroughs should be explored in the synthesis stage of NCM to regulate Li/Ni mixing and thus improve structure stability over cycling. The ion exchange method has unique advantages for solving the problem of Li/Ni mixing caused by conventional synthesis methods.

   Regulating cation mixing for enhanced structural stability of layered

   www.sciencedirect.com/science/article/abs/pii/S1369702123002626

   See all results for this question

   Does Ni 2+ migration affect Li/Ni mixing?

   • Among them, most strategies focus on increasing the energy barrier of Ni 2+ migration towards Li + sites, leading to mitigated Li/Ni mixing. On the other hand, appropriate amount of Li/Ni mixing actually can be helpful in improving performance by the pillar effect of Ni 2+ , , .

   Regulating cation mixing for enhanced structural stability of layered

   www.sciencedirect.com/science/article/abs/pii/S1369702123002626

   See all results for this question

8. onlinelibrary.wiley.com › doi › 10Multiscale Construction of Bifunctional Electrocatalysts for ...

   onlinelibrary.wiley.com › doi › 10

   Jul 12, 2020 · Abstract. Zinc–air batteries deliver great potential as emerging energy storage systems but suffer from sluggish kinetics of the cathode oxygen redox reactions that render unsatisfactory cycling lifespan.