The electrochemical kinetic processes of Li+ ions, including the desolvation of the Li+ ions from the electrolyte to the solid electrolyte interphase (SEI), the transportation of desolvated Li+ ions across the SEI, and the charge transfer at the interface between the SEI and graphite, determine the rate performance and cycling stability of the graphitic …
The electrochemical kinetic processes of Li+ ions, including the desolvation of the Li+ ions from the electrolyte to the solid electrolyte interphase (SEI), the transportation of desolvated Li+ ions across the SEI, and the charge transfer at the interface between the SEI and graphite, determine the rate performance and cycling stability of the graphitic …
In pursuit of higher energy density in lithium-ion batteries, silicon (Si) has been recognized as a promising candidate to replace commercial graphite due to its high theoretical capacity. However, the pulverization issue of Si microparticles during lithiation/delithiation results in electrical contact loss and increased side reactions, …
Although different kinds of metal oxide nanoparticles are extensively investigated as anode materials for lithium-ion batteries (LIBs), their cycle life and energy/power density are still not suitable for commercial applications. Metal oxides have a large storage capacity, but they suffer from low electrical
This advanced molecular self-assembled strategy provides a new paradigm in designing solid polymer electrolytes with demanded performance for lithium metal batteries.
Designing sulfur host materials with unique functions such as physical constraint or chemical catalysis to suppress the shuttle effect and promote the fast conversion of polysulfides is a prerequisite for …
The polysulfides shuttle effect and torpid kinetic are of the crucial barriers for lithium-sulfur batteries. Herein, self-assemble flower-like structure of copper cobaltate (CuCo 2 O 4: CCO) nanosheets modified nitrogen-containing carbon nanofibers hybrid (denoted as CCONCFs) were designed as membrane electrode containing Li 2 S 6 …
Selective catalysis based on metal complexes is proposed for optimizing liquid-involving reactions in lithium–sulfur batteries. ... Herein, a self-assembled macrocyclic Cu(II) complex (CuL) is designed as an effective catalyst to homogenize and maximize the ion ...
The LbL self-assembled LTO anode (PEI1000k/LTO:CNT:CMC) 160 on Ni foil: a) schematic illustration of LbL assembly process, b) photo, c) cross-sectional SEM image, d) HRTEM image, e) CV at various ...
In this review,we mainly focus on the preparation of hierarchical structure in lithium ion batteries and its application in lithium ion batteries. In terms of preparation, solvothermal method, emulsion method, spray drying method and template method are mainly described as well as effect of various parameters on the final hierarchical structure.
Abstract. Electrolytes for low temperature, high energy lithium metal batteries are expected to possess both fast Li + transfer in the bulk electrolytes (low bulk …
Abstract. Silicon, the most prospecting anode material for lithium batteries, has been receiving enormous attention, but silicon-based composite materials exhibit …
DOI: 10.1002/aenm.202103955 Corpus ID: 246757923 Self‐Assembled Protective Layer by Symmetric Ionic Liquid for Long‐Cycling Lithium–Metal Batteries @article{Jang2022SelfAssembledPL, title={Self‐Assembled Protective Layer by Symmetric Ionic Liquid for Long‐Cycling Lithium–Metal Batteries}, author={Jin-Hyung …
Composites of MoS2 and amorphous carbon are grown and self-assembled into hierarchical nanostructures via a hydrothermal method. Application of the composites as high-energy electrodes for rechargeable lithium-ion batteries is investigated. The critical roles of nanostructuring of MoS2 and carbon composition
MgH 2 nanoparticles (NPs) uniformly anchored on graphene (GR) are fabricated based on a bottom-up self-assembly strategy as anode materials for lithium-ion batteries (LIBs). Monodisperse MgH 2 NPs with an average particle size of ∼13.8 nm are self-assembled on the flexible GR, forming interleaved MgH 2 /GR (GMH) composite …
Inspired by self-assembled monolayers on metal surfaces, we propose a facile yet effective strategy to stabilize Li metal anodes by creating an artificial solid electrolyte interphase (SEI). Our …
The self-assembly nature of block copolymer electrolytes in ca. 50 nm periodicity is aimed to restrain the formation of macroscopic ... Binder-free Ge nanoparticles–carbon hybrids for anode materials of advanced lithium batteries with high capacity and rate 2012, ...
The electroactive organic materials are promising alternatives to inorganic electrode materials for the new generation of green Li-ion batteries due to their sustainability, environmental benignity, and low cost. Croconic acid disodium salt (CADS) was used as Li-ion battery electrode, and CADS organic wires with different diameters …
Inhibiting the shuttle effect caused by soluble lithium polysulfides (LiPSs) is of importance for lithium-sulfur (Li−S) batteries. Here, a strategy was developed to construct protective layers by self-assembly networks to regulate the LiPSs. 2,5-Dichloropyridine (25DCP) holds two kinds of functional groups.
In Fig. 4, a voltage profile showing the formation and cycling of an electrochemically self-assembled lithium–iodine battery is shown. Note that even at the relatively low rate utilized there is a significant polarization …
Selective catalysis based on metal complexes is proposed for optimizing liquid-involving reactions in lithium–sulfur batteries. Through size screening of the ligand, the CuL can selectively accelerat... The practical viability of high-energy-density lithium–sulfur (Li–S ...
Electrolytes for low temperature, high energy lithium metal batteries are expected to possess both fast Li+ transfer in the bulk electrolytes (low bulk resistance) and a fast Li+ de-solvation process at the electrode/electrolyte interface (low interfacial resistance). However, the nature of the solvent deter
Renewable lithium-ion batteries based on green organic lithium storage materials are of great significance for sustainable development of new power sources. Herein, itaconic acid, with two active carboxyl groups and a conjugated double bond, is proposed for lithium storage purposes. During electrode processi
DOI: 10.1016/J.JPOWSOUR.2019.02.097 Corpus ID: 107567283 A high-performance Zn battery based on self-assembled nanostructured NiCo2O4 electrode @article{Shang2019AHZ, title={A high-performance Zn battery based on self-assembled nanostructured NiCo2O4 electrode}, author={Wenxu Shang and Wentao Yu and Peng …
As battery, the losses are more significant, retaining around 50% of the initial capacity. However, these losses during battery operation can be almost entirely restored by electric measures. The vanadium ion addition also improves the self-discharge
Addressing the volume expansion when silicon and metal oxides alone are used as anode materials for lithium-ion batteries. This study used a simple self-assembly method and …
The regulation of lithium plating/stripping behavior is considered to be critical for next-generation safe and high-energy-density lithium metal batteries. Lithium deposition with maximum granular size and minimum microstructural tortuosity can significantly improve the lithium plating/stripping efficiency.
Although different kinds of metal oxide nanoparticles continue to be proposed as anode materials for lithium ion batteries (LIBs), their cycle life and power density are still not suitable for commercial applications. Metal oxide nanoparticles have a large storage capacity, but they suffer from the excessive generation of solid–electrolyte interphase …