Results 51 to 60 of about 19,463 (209)

90 %) Lithium Layered Oxides for Cathodes in Lithium‐Ion Batteries

open access: yes, 2020
The rampant generation of lithium hydroxide and carbonate impurities, commonly known as residual lithium, is a practical obstacle to the mass-scale synthesis and handling of high-nickel (>90 %) layered oxides and their use as high-energy-density ...
Kwang‐Hwan Cho   +17 more
core   +1 more source

A review of 17O isotopic labeling techniques for solid-state NMR structural studies of metal oxides in lithium-ion batteries

open access: yesMagnetic Resonance Letters
Recent advances in utilizing 17O isotopic labeling methods for solid-state nuclear magnetic resonance (NMR) investigations of metal oxides for lithium-ion batteries have yielded extensive insights into their structural and dynamic details.
Xiaoli Xia   +4 more
doaj   +1 more source

Li-Rich Layered Oxides: Structure and Doping Strategies to Enable Co-Poor/Co-Free Cathodes for Li-Ion Batteries

open access: yesCrystals, 2023
Lithium-rich layered oxides (LRLO) are a wide class of innovative active materials used in positive electrodes in lithium-ion (LIB) and lithium–metal secondary batteries (LMB).
Laura Silvestri   +3 more
doaj   +1 more source

A new class of high capacity cation-disordered oxides for rechargeable lithium batteries: Li-Ni-Ti-Mo oxides [PDF]

open access: yes, 2015
Recent successes with disordered Li-excess materials and applications of percolation theory have highlighted cation-disordered oxides as high capacity and energy density cathode materials.
Balasubramanian, Mahalingam   +5 more
core   +1 more source

Recovery of Lithium from Spent Lithium-Ion Batteries Through Pyrolysis Reduction

open access: yesCrystals
In this paper we investigate the use of sucrose as a reducing agent for the carbothermal reduction in spent ternary cathode materials. During this process, lithium from the cathode material is converted into water-soluble Li2CO3, while the high-valent ...
Peng Hu   +11 more
doaj   +1 more source

Origin of Structural Transformation in Mono- and Bi-Layered Molybdenum Disulfide

open access: yes, 2016
Mono- and multi-layered molybdenum disulfide (MoS2) is considered to be one of the next generation anode materials for rechargeable ion batteries.
Sun, Xiaoli   +3 more
core   +1 more source

Boosting oxygen reduction activity and enhancing stability through structural transformation of layered lithium manganese oxide

open access: yesNature Communications, 2021
Structural degradation in manganese oxides leads to unstable activity during long-term cycles. Herein, authors demonstrated that reduced unstable O 2p holes and the short interlayer distance of layered lithium manganese oxide are favorable for excellent ...
Xuepeng Zhong   +17 more
doaj   +1 more source

Lithium ion mobility in metal oxides: a materials chemistry perspective [PDF]

open access: yes, 2003
Metal oxides containing mobile lithium ions are technologically important materials in the context of design and development of electrolytes and electrodes for solid-state lithium batteries.
Sebastian, Litty, Gopalakrishnan, J.
core   +2 more sources

SIGNIFICANCE OF SOIL DEVELOMENT AND IRON OXIDES CONTENT ON PROPERTIIES OF PERMENANT CHARGE ON CLAY SURFACES IN SOME SELECTED SOILS FROM NORTHERN IRAQ [PDF]

open access: yesMesopotamia Journal of Agriculture, 2019
The study was conducted on nine clay samples collected from three different soils of northern Iraq (Mukhmour, Shikhan and Zakho) which varied in climatic conditions (precipitations and temperatures).Permanent surface charge on clay surfaces was measured ...
Saleh Mawlood, Qahtan D. Essa
doaj   +1 more source

Elucidating anionic oxygen activity in lithium-rich layered oxides [PDF]

open access: yes, 2018
Recent research has explored combining conventional transition-metal redox with anionic lattice oxygen redox as a new and exciting direction to search for high-capacity lithium-ion cathodes.
Meiling Sun   +27 more
core   +1 more source

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