Na5/6[Ni1/3Mn1/6Fe1/6Ti1/3]O2 as an Optimized O3-Type Layered Oxide Positive Electrode Material for Sodium-Ion Batteries

Koichi Hashimoto, Kei Kubota, Ryoichi Tatara, Tomooki Hosaka, Shinichi Komaba · 2024

Read Na5/6[Ni1/3Mn1/6Fe1/6Ti1/3]O2 as an Optimized O3-Type Layered Oxide Positive Electrode Material for Sodium-Ion Batteries by Koichi Hashimoto, Kei Kubota, Ryoichi Tatara, Tomooki Hosaka, Shinichi Komaba (2024) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-11632772.txt.

Description

Koichi Hashimoto and four co-authors report a 2024 search for a better positive electrode material for sodium ion batteries. Layered oxides are a leading option because they pack densely and store a large charge. The team mapped a three way mix of metals to find the blend with the best balance.

Their chosen blend combines nickel, manganese, iron, and titanium in set shares with sodium and oxygen. Swapping in iron raised the stored charge but hurt cycle life, as iron atoms moved into the sodium layers. Titanium swaps had the opposite effect. By weighing those trade offs across a full phase diagram, the authors name one composition as optimal for capacity, voltage, and durability.

Catalog record

CREATORKoichi Hashimoto, Kei Kubota, Ryoichi Tatara, Tomooki Hosaka, Shinichi Komaba
YEAR2024
COLLECTIONPAPERS
FORMATTXT
FILE SIZE39 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC11632772

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