Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries

The composition space between MnO2, NaFeO2, and Na[Ni1/2Mn1/2]O2 has been explored with the goal of identifying Earth-abundant single-phase P2 cathode materials. This has led to the identification of two compounds, P2-Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 (y = 1/6, 1/3) which exhibit state of the art speci...

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Main Authors: Somerville, J, House, R, Tapia-Ruiz, N, Sobkowiak, A, Ramos, S, Chadwick, A, Roberts, M, Maitra, U, Bruce, P
Format: Journal article
Published: Royal Society of Chemistry 2018
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author Somerville, J
House, R
Tapia-Ruiz, N
Sobkowiak, A
Ramos, S
Chadwick, A
Roberts, M
Maitra, U
Bruce, P
author_facet Somerville, J
House, R
Tapia-Ruiz, N
Sobkowiak, A
Ramos, S
Chadwick, A
Roberts, M
Maitra, U
Bruce, P
author_sort Somerville, J
collection OXFORD
description The composition space between MnO2, NaFeO2, and Na[Ni1/2Mn1/2]O2 has been explored with the goal of identifying Earth-abundant single-phase P2 cathode materials. This has led to the identification of two compounds, P2-Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 (y = 1/6, 1/3) which exhibit state of the art specific energies. These materials were further evaluated through galvanostatic cycling and X-ray absorption spectroscopy.
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spelling oxford-uuid:0b7889ed-0c87-4a93-8ece-f7e56f5aa1f12022-03-26T09:29:37ZIdentification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteriesJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:0b7889ed-0c87-4a93-8ece-f7e56f5aa1f1Symplectic Elements at OxfordRoyal Society of Chemistry2018Somerville, JHouse, RTapia-Ruiz, NSobkowiak, ARamos, SChadwick, ARoberts, MMaitra, UBruce, PThe composition space between MnO2, NaFeO2, and Na[Ni1/2Mn1/2]O2 has been explored with the goal of identifying Earth-abundant single-phase P2 cathode materials. This has led to the identification of two compounds, P2-Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 (y = 1/6, 1/3) which exhibit state of the art specific energies. These materials were further evaluated through galvanostatic cycling and X-ray absorption spectroscopy.
spellingShingle Somerville, J
House, R
Tapia-Ruiz, N
Sobkowiak, A
Ramos, S
Chadwick, A
Roberts, M
Maitra, U
Bruce, P
Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries
title Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries
title_full Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries
title_fullStr Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries
title_full_unstemmed Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries
title_short Identification and characterisation of high energy density P2-type Na2/3[Ni1/3−y/2Mn2/3−y/2Fey]O2 compounds for Na-ion batteries
title_sort identification and characterisation of high energy density p2 type na2 3 ni1 3 y 2mn2 3 y 2fey o2 compounds for na ion batteries
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