Exploring Na_5M(PO_4)_2 F_2 (M=Cr,V) Frameworks as Superionic Cathode Materials for Sodium Ion Batteries Through A First Principles Approach

2020 ◽  
Author(s):  
Madhulika Mazumder ◽  
Swapan K. Pati
Keyword(s):  
Cathode Materials ◽  
First Principles ◽  
Theoretical Basis ◽  
High Performance ◽  
Storage Systems ◽  
Sodium Ion ◽  
Ab Initio Molecular Dynamics ◽  
Sodium Ion Batteries ◽  
Ion Migration ◽  
Dynamics Simulations

The rising needs to develop high-performance energy storage systems fuelled us to rationally design a system of frameworks Na5M(PO4)2F2 (M=Cr, v), which can find use as Superionic cathode materials for Sodium Ion Batteries.<div>The findings of the work provide a theoretical basis with respect to their thermodynamics as well as Na ion migration kinetics. In addition to DFT studies, we have also performed Ab-Initio Molecular Dynamics simulations to obtain a more realistic understanding of the systems at finite temperatures. </div><div>We believe that this work is novel and has contemporary relevance.</div>

Exploring Na_5M(PO_4)_2 F_2 (M=Cr,V) Frameworks as Superionic Cathode Materials for Sodium Ion Batteries Through A First Principles Approach

2020 ◽  
Author(s):  
Madhulika Mazumder ◽  
Swapan K. Pati
Keyword(s):  
Cathode Materials ◽  
First Principles ◽  
Theoretical Basis ◽  
High Performance ◽  
Storage Systems ◽  
Sodium Ion ◽  
Ab Initio Molecular Dynamics ◽  
Sodium Ion Batteries ◽  
Ion Migration ◽  
Dynamics Simulations

The rising needs to develop high-performance energy storage systems fuelled us to rationally design a system of frameworks Na5M(PO4)2F2 (M=Cr, v), which can find use as Superionic cathode materials for Sodium Ion Batteries.<div>The findings of the work provide a theoretical basis with respect to their thermodynamics as well as Na ion migration kinetics. In addition to DFT studies, we have also performed Ab-Initio Molecular Dynamics simulations to obtain a more realistic understanding of the systems at finite temperatures. </div><div>We believe that this work is novel and has contemporary relevance.</div>

Revealing the role of dopants in mitigating degradation phenomena in sodium-ion layered cathodes

2021 ◽  
Vol 23 (3) ◽  
pp. 2038-2045
Author(s):  
Kyoungmin Min ◽  
Young-Han Shin
Keyword(s):  
Cathode Materials ◽  
High Performance ◽  
High Stability ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Layered Cathode Materials ◽  
Layered Cathodes

Prevention of the degradation of sodium-based layered cathode materials is the key to developing high-performance and high-stability sodium-ion batteries.

First-principles study on h-BSi3 sheet as a promising high-performance anode for sodium-ion batteries

2021 ◽  
Author(s):  
Sankha Ghosh
Keyword(s):  
Lithium Ion Batteries ◽  
First Principles ◽  
High Performance ◽  
Lithium Ion ◽  
Sodium Ion ◽  
Earth’S Crust ◽  
Sodium Ion Batteries ◽  
First Principles Study ◽  
Earth's Crust

Seeking cheap, efficient and sustainable alternatives to lithium-ion batteries (LIBs), sodium-ion batteries (SIBs) has emerged as a realm of research, due to the abundance of Na in the earth's crust.

Scalable synthesis of Na2MVF7 (M = Mn, Fe, and Co) as high-performance cathode materials for sodium-ion batteries

2021 ◽  
Author(s):  
Jiaying Liao ◽  
Jingchen Han ◽  
Jianzhi Xu ◽  
Yichen Du ◽  
Yingying Sun ◽  
...  
Keyword(s):  
Cathode Materials ◽  
High Performance ◽  
Reversible Capacity ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
High Reversible Capacity ◽  
Scalable Synthesis

We demonstrate an economical polytetrafluoroethylene-assisted fluorination method to synthesize three binary sodium-rich fluorides Na2MVF7 (M = Mn, Fe, and Co). The optimal Na2FeVF7 cathode delivers a high reversible capacity of...

Progress of the Elements Doped NaFeO 2 Cathode Materials for High Performance Sodium‐ion Batteries

2021 ◽  
Vol 6 (36) ◽  
pp. 9701-9708
Author(s):  
Yiyao Zhao ◽  
Laishi Li ◽  
Yusheng Wu ◽  
Yingjiao Fang ◽  
Hongwei Xie
Keyword(s):  
Cathode Materials ◽  
High Performance ◽  
Sodium Ion ◽  
Sodium Ion Batteries

Synthesis of carbon coated Na2FePO4F as cathode materials for high-performance sodium ion batteries

2017 ◽  
Vol 704 ◽  
pp. 631-640 ◽  
Author(s):  
Rui Ling ◽  
Shu Cai ◽  
Sibo Shen ◽  
Xudong Hu ◽  
Dongli Xie ◽  
...  
Keyword(s):  
Cathode Materials ◽  
High Performance ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Carbon Coated

Hierarchical hollow microspheres Na3V2(PO4)2F3C@rGO as high-performance cathode materials for sodium ion batteries

2020 ◽  
Vol 44 (30) ◽  
pp. 12985-12992
Author(s):  
Peng Du ◽  
Kan Mi ◽  
Fangdong Hu ◽  
Xiaolei Jiang ◽  
Debao Wang ◽  
...  
Keyword(s):  
Cathode Material ◽  
Hydrothermal Method ◽  
Cathode Materials ◽  
High Performance ◽  
Hollow Microspheres ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
One Step

Nanosheet-assembled Na3V2(PO4)2F3 microspheres were synthesized by a one-step polyol-assisted hydrothermal method and combined with graphene as the cathode material for SIBs.

scholarly journals Design of fast ion conducting cathode materials for grid-scale sodium-ion batteries

2017 ◽  
Vol 19 (11) ◽  
pp. 7506-7523 ◽  
Author(s):  
Lee Loong Wong ◽  
Haomin Chen ◽  
Stefan Adams
Keyword(s):  
Exponential Function ◽  
Cathode Materials ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Rate Performance ◽  
Ion Migration ◽  
Stretched Exponential ◽  
Ion Conducting ◽  
Fast Ion ◽  
Migration Pathways

Using a stretched exponential function the rate performance of sodium-insertion materials is semi-quantitatively determined from characteristics of Na-ion migration pathways.

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