Journal article
Filling vacancies in a Prussian blue analogue using mechanochemical post-synthetic modification
- Abstract:
- Mechanochemical grinding of polycrystalline powders of the Prussian blue analogue (PBA) Mn[Co(CN)6]2/3□1/3·xH2O and K3Co(CN)6 consumes the latter and chemically modifies the former. A combination of inductively-coupled plasma and X-ray powder diffraction measurements suggests the hexacyanometallate vacancy fraction in this modified PBA is reduced by approximately one third under the specific conditions we explore. We infer the mechanochemically-driven incorporation of [Co(CN)6]3− ions onto the initially-vacant sites, coupled with intercalation of charge-balancing K+ ions within the PBA framework cavities. Our results offer a new methodology for the synthesis of low-vacancy PBAs.
- Publication status:
- Published
- Peer review status:
- Peer reviewed
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(Preview, Version of record, 2.6MB, Terms of use)
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- Publisher copy:
- 10.1039/d0cc02922j
Authors
- Publisher:
- Royal Society of Chemistry
- Journal:
- Chemical Communications More from this journal
- Volume:
- 56
- Issue:
- 57
- Pages:
- 7873-7876
- Publication date:
- 2020-06-04
- Acceptance date:
- 2020-06-04
- DOI:
- EISSN:
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1364-548X
- ISSN:
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1359-7345
- Pmid:
-
32529992
- Language:
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English
- Keywords:
- Pubs id:
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1113142
- Local pid:
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pubs:1113142
- Deposit date:
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2020-09-29
Terms of use
- Copyright holder:
- Royal Society of Chemistry
- Copyright date:
- 2020
- Rights statement:
- © The Royal Society of Chemistry 2020. This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.
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