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Review Recent advances in cathode catalyst architecture for lithium–oxygen batteries …
Lithium–oxygen (Li–O 2) batteries have great potential for applications in electric devices and vehicles due to their high theoretical energy density of 3500 Wh kg −1.Unfortunately, their practical use is seriously limited by the sluggish decomposition of insulating Li 2 O 2, leading to high OER overpotentials and the decomposition of …
Theory-guided experimental design in battery materials research
(A) Specific and volumetric capacities of lithium, sodium, magnesium, and aluminum metal anodes. (B) Theoretical specific energies and energy densities of metal-sulfur batteries.Tabulated energy values calculated based on the conversion of elemental sulfur, S 8, to the discharged products, i.e., Li 2 S, Na 2 S, MgS, and Al 2 S 3, respectively.
A long-life lithium-oxygen battery via a molecular …
The advancement of lithium-oxygen (Li-O2) batteries has been hindered by challenges including low discharge capacity, poor energy efficiency, severe parasitic …
A high-energy-density lithium-oxygen battery based on a reversible four-electron conversion to lithium oxide
Batteries based on lithium metal and oxygen could offer energy densities an order of magnitude larger than that of lithium ion cells. But, under normal operation conditions, the lithium oxidizes to form peroxide or superoxide. Xia et al. show that, at increased temperatures, the formation of lithium oxide is favored, through a process in …
Review Article In situ surface-enhanced Raman spectroscopy in Li–O2 battery research …
The in situ SERS technique has been widely used in Li-O 2 battery research by many research groups. Much valuable information about the reaction intermediates and products; influences of potential, solvents, and substrates; redox mediators; and reaction mechanisms was obtained based on the molecular …
Understanding the Effect of Solid Electrocatalysts on Achieving Highly Energy‐Efficient Lithium–Oxygen Batteries
Nonaqueous lithium–oxygen (Li–O 2) batteries are regarded as a promising electrochemical energy storage technology because of largely defeating commercial Li-ion batteries on theoretical energy density.However, due to the electrically insulating property of Li 2 O 2, a typical discharge product in Li–O 2 batteries, high …
Batteries | Free Full-Text | Recent Advances in All-Solid-State Lithium–Oxygen Batteries…
Digital platforms, electric vehicles, and renewable energy grids all rely on energy storage systems, with lithium-ion batteries (LIBs) as the predominant technology. However, the current energy density of LIBs is insufficient to meet the long-term objectives of these applications, and traditional LIBs with flammable liquid electrolytes pose safety …
Lithium–oxygen batteries: bridging mechanistic understanding and battery …
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Lithium–Air Batteries: Air-Breathing Challenges and Perspective
Lithium–oxygen (Li–O2) batteries have been intensively investigated in recent decades for their utilization in electric vehicles. The intrinsic challenges arising from O2 (electro)chemistry have been mitigated by developing various types of catalysts, porous electrode materials, and stable electrolyte solutions. At the next stage, we face the need …
Review Recent advances in cathode catalyst architecture for …
Cathode electrocatalysts with high oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) activities are critical to alleviate high charge …
Redox mediators for high-performance lithium–oxygen batteries
Aprotic lithium–oxygen (Li–O 2) batteries are receiving intense research interest by virtue of their ultra-high theoretical specific energy.However, current Li–O 2 batteries are suffering from severe barriers, such as sluggish reaction kinetics and undesired parasitic reactions. ...
A versatile functionalized ionic liquid to boost the solution …
Due to the high theoretical specific energy, the lithium–oxygen battery has been heralded as a promising energy storage system for applications such as electric …
Significant progress in lithium-air battery development
Significant progress in lithium-air battery development Date: May 6, 2021 Source: University of Liverpool Research led by the University of Liverpool, in partnership with Johnson ...
Redox Mediators for High-Performance Lithium-Oxygen Batteries
The aprotic lithium-oxygen (Li-O2) batteries are receiving intense research interest in virtue of their ultra-high theoretical specific energy. However, current Li-O2 batteries are ...
C60 as a metal-free catalyst for lithium-oxygen batteries | Nano Research …
Carbon materials have shown significant potential as catalysts for lithium-oxygen batteries (LOBs). However, the intrinsic carbon sites are typically inert, necessitating extensive modifications and resulting in a limited density of active sites. Here we present C60 as a metal-free cathode catalyst for LOBs, using density functional theory …
Lithium-ion batteries | Research groups
Lithium-ion batteries are essential components in a number of established and emerging applications including: consumer electronics, electric vehicles and grid scale energy storage. However, despite their now widespread …
Hot lithium-oxygen batteries charge ahead | Science
The need to increase the energy storage per unit mass or volume and to decrease stored-energy cost from solar and wind has motivated research efforts toward …
Stable Lithium Oxygen Batteries Enabled by Solvent‐diluent …
In the pursuit of next-generation ultrahigh-energy-density Li–O2 batteries, it is imperative to develop an electrolyte with stability against the strong oxidation environments. N,N-dimethylacetamide (DMA) is a recognized solvent known for its robust resistance to the ...
A reflection on lithium-ion battery cathode chemistry
Lithium-ion batteries have become an integral part of our daily life, powering the cellphones and laptops that have revolutionized the modern society 1,2,3.They are now on the verge of ...
A lithium–oxygen battery based on lithium superoxide | Nature
Lithium–oxygen batteries allow oxygen to be reduced at the battery''s cathode when a current is drawn; in present-day batteries, this results in formation of …
Xiangwen GAO | Dphil | Doctor of Philosophy | University of Oxford, Oxford | OX | Department of Materials | Research …
Postdoctoral research fellow at the University of Oxford, focusing on energy storage systems. Expertise in aprotic lithium-oxygen batteries, multivalent-ion batteries and solid-state electrolytes.
Stable Lithium Oxygen Batteries Enabled by Solvent‐diluent …
N,N-dimethylacetamide (DMA) is a recognized solvent known for its robust resistance to the highly reactive reduced oxygen species, yet its application in Li–O2 batteries has been constrained due to its poor compatibility with the Li metal anode.
Aprotic lithium air batteries with oxygen-selective membranes
Abraham and Jiang [] first reported the non-aqueous lithium oxygen battery in 1996. Afterwards, many research groups conducted the research on lithium air batteries [37,38,39,40,41,42,43,44]. Awan, Christy, Hwang and Nahm [], …
Haoshen Zhou''s Research Group of College of …
Recently, Haoshen Zhou''s research group of our department made new progress in lithium-oxide (air) battery. The manuscript titled as A high-energy-density and long-life lithium-ion...
High performance lithium oxygen batteries based on a …
The sluggish electrochemical kinetics of cathode is one of the critical issues for the development of high performance lithium oxygen batteries (LOBs). Graphene-based materials have attracted great attentions as advanced cathode catalyst for LOBs due to their unique physical and chemical features. The morphology control and …
A high-energy-density lithium-oxygen battery based …
Lithium-oxygen (Li-O 2) batteries have attracted much attention owing to the high theoretical energy density afforded by the two-electron reduction of O 2 to lithium peroxide (Li 2 O 2). We report an …
Significant progress in lithium-air battery development
Research led by the University of Liverpool, in partnership with Johnson Matthey PLC and Loughborough University, is making significant progress in the development of stable and practical electrolytes for lithium-oxygen batteries. The lithium-oxygen (Li-O 2) battery (or lithium-air battery), consisting of Li-metal and a porous …
Stable Lithium Oxygen Batteries Enabled by Solvent-diluent …
N,N-dimethylacetamide (DMA) is a recognized solvent known for its robust resistance to the highly reactive reduced oxygen species, yet its application in Li–O2 …
The Bruce Group | The Bruce Group
The Bruce Group''s research interests embrace materials science, solid-state chemistry and electrochemistry, with a particular emphasis on energy storage. There are three research themes in the group: cathode materials, all-solid-state batteries and the lithium-air battery.
Lithium–Oxygen Batteries and Related Systems: …
Low-Temperature CO2-Assisted Lithium–Oxygen Batteries for Improved Stability of Peroxodicarbonate and Excellent …
A lithium–oxygen battery based on lithium superoxide | Nature
Lithium–oxygen batteries allow oxygen to be reduced at the battery''s cathode when a current is drawn; in present-day batteries, this results in formation of Li2O2, but it is now ...
All-inorganic nitrate electrolyte for high-performance lithium oxygen battery | Nano Research …
Lithium-oxygen (Li-O2) batteries have been regarded as an expectant successor for next-generation energy storage systems owing to their ultra-high theoretical energy density. However, the comprehensive properties of the commonly utilized organic salt electrolyte are still unsatisfactory, not to mention their expensive prices, which …
The path toward practical Li-air batteries
The increasing demand for electric vehicles has driven intense research interest in Li-air batteries, which promise one of the highest theoretical specific energies among rechargeable batteries. Due to severe parasitic reactions and sluggish reaction kinetics of Li-O 2 reactions, much effort has been directed to mechanistic understanding …
Review Lithium–oxygen batteries—Limiting factors that affect …
Research highlights We describe important limiting factors that affect the performance of lithium–oxygen batteries. We emphasize relationships that form between various limiting factors. This review highlights the challenging yet captivating nature of ...
Hot lithium-oxygen batteries charge ahead
The need to increase the energy storage per unit mass or volume and to decrease stored-energy cost from solar and wind has motivated research efforts toward developing alternative battery chemistries particular, lithium-oxygen (Li-O 2) batteries offer great promise (2, 3).).
Haoshen Zhou''s Research Group of College of …
Haoshen Zhou''s Research Group of College of Engineering and Applied Science NatureCatalysis: ... In the classic lithium-oxygen battery system, the contact of solid catalyst and discharge …
Redox mediators for high-performance lithium–oxygen batteries
Aprotic lithium–oxygen (Li–O 2) batteries are receiving intense research interest by virtue of their ultra-high theoretical specific energy. However, current Li–O 2 …
All-inorganic nitrate electrolyte for high-performance lithium oxygen battery
The lithium (Li)-air battery has an ultrahigh theoretical specific energy, however, even in pure oxygen (O 2), the vulnerability of conventional organic electrolytes and carbon ...