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Enhanced Electrochemical Performance of Li2FeSiO4/C Positive Electrodes for Lithium-Ion Batteries via Yttrium Doping …
Enhanced Electrochemical Performance of Li 2 FeSiO 4 /C Positive Electrodes for Lithium-Ion Batteries via Yttrium Doping Author links open overlay panel Hailong Qiu a, Huijuan Yue b, Tong Zhang a, Yanming Ju a, Yongquan Zhang a, Zhendong Guo a, Chunzhong Wang a c, Gang Chen a c, Yingjin Wei a, Dong Zhang a
Effect of S-doped carbon nanotubes as a positive conductive agent in lithium-ion batteries …
In this paper, sulfur-doped carbon nanotubes were synthesized and modified at 600, 700, and 800 °C. The results showed that the amount of sulfur doped in carbon nanotubes increased with the increase of temperature, which were 0.78%, 0.98%, and 1.07%, respectively, but the carbon/sulfur binding mode did not change. At the same …
A Short Review on Layered LiNi0.8Co0.1Mn0.1O2 Positive Electrode Material for Lithium-ion Batteries …
Nickel-rich LiNi 0.8 Co 0.1 Mn 0.1 O 2 is a promising and attractive positive electrode material for application in lithium-ion battery for electric vehicles, due to its high specific capacity, low cost and lower toxicity. However, …
A reflection on lithium-ion battery cathode chemistry
A reflection on lithium-ion battery cathode chemistry
Research progress on carbon materials as negative electrodes in sodium‐ and potassium‐ion batteries …
1 INTRODUCTION Among the various energy storage devices available, 1-6 rechargeable batteries fulfill several important energy storage criteria (low installation cost, high durability and reliability, long life, and high round-trip efficiency, etc.). 7-12 Lithium-ion batteries (LIBs) are already predominantly being used in portable electronic devices. 13, 14 …
Transition metal-doped Ni-rich layered cathode materials for
The first transition metal (TM) oxide to be applied as a LIB cathode was LiCoO 2 (LCO) 1. This material showed adequate electrochemical performance; however, …
Understanding Li-based battery materials via electrochemical impedance …
Understanding Li-based battery materials via ...
Effect of Copper-Doping on LiNiO2 Positive Electrode for Lithium-Ion Batteries …
Effect of Copper-Doping on LiNiO 2 Positive Electrode for Lithium-Ion Batteries Xiang-Ze Kong 1,2, Dong-Lin Li 1, Katja Lahtinen 2, ... Cu-doping is demonstrated to stabilize the LNO lattice structure, reduce cation mixing and improve the reversibility of phase ...
High rate micron-sized niobium-doped LiMn1.5Ni0.5O4 as ultra high power positive-electrode material for lithium-ion batteries …
The prepared positive-electrode materials were adopted as the work electrode; the counter electrode and reference electrode were Li foil. 2.3. Battery preparation The electrode was prepared by pasting a slurry containing 80 wt% active material, 10 wt% carbonN
Effect of electrode physical and chemical properties …
In this battery, lithium ions move from the negative electrode to the positive electrode and are stored in the active positive-electrode material during discharge. The process is reversed during …
Effect of Copper-Doping on LiNiO 2 Positive Electrode for Lithium-Ion Batteries …
Request PDF | Effect of Copper-Doping on LiNiO 2 Positive Electrode for Lithium-Ion Batteries | LiNiO 2 (LNO) is one of the most potential alternatives to LiCoO 2 in Li ion batteries ...
Evaluating the Potential Benefits of Metal Ion Doping in SnO2 Negative Electrodes for Lithium Ion Batteries …
1. Introduction High energy lithium ion batteries are a key technology with the potential to meet future requirements for energy storage in hybrid electric vehicles and other portable electronic devices [1], [2].High energy can be achieved with a high cell voltage (via a low operating voltage negative electrode and a high operating voltage positive …
Effect of Phosphorus-Doping on Electrochemical Performance of Silicon Negative Electrodes in Lithium-Ion Batteries …
The effect of phosphorus (P)-doping on the electrochemical performance of Si negative electrodes in lithium-ion batteries was investigated. Field-emission scanning electron microscopy was used to observe changes in surface morphology. Surface crystallinity and the phase transition of Si negative ele …
Extensive comparison of doping and coating strategies for Ni-rich ...
It has been shown that doping of a positive electrode material with 1–2 at.% of Sn is most effective for capacity and stability improvement [118]. B 3+ concentrations of 0.4 at.% and 1.0 at.% allows to increase the mechanical and cycling stability of LiNi …
An Unavoidable Challenge for Ni-Rich Positive Electrode …
This relationship can be correlated to the change in unit cell volume during the lithiation–delithiation process. This work suggests a universal failure mechanism for Ni …
Effect of Phosphorus-Doping on Electrochemical Performance of Silicon Negative Electrodes in Lithium-Ion Batteries …
of Phosphorus-Doping on Electrochemical Performance of Silicon Negative Electrodes in Lithium-Ion Batteries ... a dead layer on the surface of the electrode. Impurity doping such as boron (B) [26 ...
Research status and prospect of electrode materials for lithium-ion battery
In addition to exploring and choosing the preparation or modification methods of various materials, this study describes the positive and negative electrode materials of lithium-ion batteries ...
Doping of active electrode materials for electrochemical batteries: an electronic structure …
Doping is a potent and often used strategy to modify properties of active electrode materials in advanced electrochemical batteries. There are several factors by which doping changes properties critically affecting battery performance, most notably the voltage, capacity, rate capability, and stability. These factors have to do specifically with …
Enhanced Electrochemical Performance of Li2FeSiO4/C Positive Electrodes for Lithium-Ion Batteries via Yttrium Doping …
Enhanced Electrochemical Performance of Li2FeSiO4/C Positive Electrodes for Lithium-Ion Batteries via Yttrium Doping ... structure stability due to the proper amount of Y doping in Fe sites. XRD ...
Investigating the Effects of Magnesium Doping in Various Ni-Rich Positive Electrode Materials for Lithium Ion Batteries
Investigating the Effects of Magnesium Doping in Various Ni-Rich Positive Electrode Materials for Lithium Ion Batteries Aaron Liu 7,1, Ning Zhang 2,3, Hongyang Li 7,2, Julie Inglis 4, Yiqiao Wang 5, Shuo Yin 5, Haohan Wu …
Effect of Phosphorus-Doping on Electrochemical Performance of Silicon Negative Electrodes in Lithium-Ion Batteries
The effect of phosphorus (P)-doping on the electrochemical performance of Si negative electrodes in lithium-ion batteries was investigated. Field-emission scanning electron microscopy was used to observe changes in surface morphology. Surface crystallinity and the phase transition of Si negative electrodes before and after a charge–discharge cycle …