Reversible
Solid State Redox of an Octacyanometallate-Bridged
Coordination Polymer by Electrochemical Ion Insertion/Extraction
Masashi Okubo
Koichi Kagesawa
Yoshifumi Mizuno
Daisuke Asakura
Eiji Hosono
Tetsuichi Kudo
Haoshen Zhou
Kotaro Fujii
Hidehiro Uekusa
Shin-ichi Nishimura
Atsuo Yamada
Atsushi Okazawa
Norimichi Kojima
10.1021/ic302364d.s001
https://acs.figshare.com/articles/journal_contribution/Reversible_Solid_State_Redox_of_an_Octacyanometallate_Bridged_Coordination_Polymer_by_Electrochemical_Ion_Insertion_Extraction/2429608
Coordination
polymers have significant potential for new functionality
paradigms due to the intrinsic tunability of both their electronic
and structural properties. In particular, octacyanometallate-bridged
coordination polymers have the extended structural and magnetic diversity
to achieve novel functionalities. We demonstrate that [Mn(H<sub>2</sub>O)][Mn(HCOO)<sub>2/3</sub>(H<sub>2</sub>O)<sub>2/3</sub>]<sub>3/4</sub>[Mo(CN)<sub>8</sub>]·H<sub>2</sub>O can exhibit
electrochemical alkali-ion insertion/extraction with high durability.
The high durability is explained by the small lattice change of less
than 1% during the reaction, as evidenced by <i>ex situ</i> X-ray diffraction analysis. The <i>ex situ</i> X-ray absorption
spectroscopy revealed reversible redox of the octacyanometallate.
Furthermore, the solid state redox of the paramagnetic [Mo<sup>V</sup>(CN)<sub>8</sub>]<sup>3‑</sup>/diamagnetic[Mo<sup>IV</sup>(CN)<sub>8</sub>]<sup>4‑</sup> couple realizes magnetic switching.
2013-04-01 00:00:00
polymer
durability
octacyanometallate
MoV
electrochemical
insertion
analysis
coordination
absorption
functionality paradigms
Ion
Reversible
State Redox
tunability
novel functionalities
diversity
spectroscopy
state redox
couple
Mn
lattice change
Polymer
diffraction
Electrochemical
Insertion
Coordination