Synthesis of cryptomelane type α-MnO 2 (K x Mn 8 O 16 ) cathode materials with tunable K + content: the role of tunnel cation concentration on electrochemistry

Poyraz, Altug S.; Huang, Jianping; Pelliccione, Christopher J.; Tong, Xiao; Cheng, Shaobo; Wu, Lijun; Zhu, Yimei; Marschilok, Amy C.; Takeuchi, Kenneth J.; Takeuchi, Esther S.

doi:10.1039/C7TA03476H

Title: Synthesis of cryptomelane type α-MnO ₂ (K _x Mn ₈ O ₁₆ ) cathode materials with tunable K ⁺ content: the role of tunnel cation concentration on electrochemistry

Journal Article · Sun Jan 01 00:00:00 EST 2017 · Journal of Materials Chemistry. A

DOI:https://doi.org/10.1039/C7TA03476H· OSTI ID:1389027

Poyraz, Altug S. ^[1];

^[2]; Pelliccione, Christopher J. ^[1]; Tong, Xiao ^[1]; Cheng, Shaobo ^[3]; Wu, Lijun ^[1]; Zhu, Yimei ^[1];

^[4]; Takeuchi, Kenneth J. ^[4];

^[5]

Energy Sciences Directorate; Brookhaven National Laboratory; Upton; USA
Department of Chemistry; Stony Brook University; Stony Brook; USA
Energy Sciences Directorate; Brookhaven National Laboratory; Upton; USA; Department of Materials Science and Engineering
Department of Chemistry; Stony Brook University; Stony Brook; USA; Department of Materials Science and Engineering
Energy Sciences Directorate; Brookhaven National Laboratory; Upton; USA; Department of Chemistry

Here, we synthesized a series of α-MnO₂samples with differing K⁺content but similar physical properties allowing direct study of the role of tunnel K⁺on the electrochemistry of α-MnO₂cathodes.

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Research Organization:: Energy Frontier Research Centers (EFRC) (United States). Center for Mesoscale Transport Properties (m2M)

Sponsoring Organization:: USDOE Office of Science (SC), Basic Energy Sciences (BES)

DOE Contract Number:: SC0012673

OSTI ID:: 1389027

Journal Information:: Journal of Materials Chemistry. A, Vol. 5, Issue 32; Related Information: m2M partners with Stony Brook University (lead); Brookhaven National Laboratory; Columbia University; Georgia Institute of Technology; Oak Ridge National Laboratory; Rensselaer Polytechnic Institute; University of California, Berkeley; University of North Carolina at Chapel Hill; ISSN 2050-7488

Publisher:: Royal Society of Chemistry

Country of Publication:: United States

Language:: English

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Title: Synthesis of cryptomelane type α-MnO 2 (K x Mn 8 O 16 ) cathode materials with tunable K + content: the role of tunnel cation concentration on electrochemistry

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Title: Synthesis of cryptomelane type α-MnO ₂ (K _x Mn ₈ O ₁₆ ) cathode materials with tunable K ⁺ content: the role of tunnel cation concentration on electrochemistry