Anionic dysprosium complexes with two axial photochromic spirooxazine ligands, {(TMI-NSO) 2 ·Dy III I 4 } − , with TBA + and Cp* 2 Co + counter cations: zero-field SIM behaviour with high magnetization blocking barriers

Dmitry N. Nazarov; Maxim A. Faraonov; Nina P. Gritsan; Alexey A. Dmitriev; Svetlana V. Maltseva; Denis V. Korchagin; Gennady V. Shilov; Aleksey V. Kuzmin; Salavat S. Khasanov; Nikolay N. Denisov; Akihiro Otsuka; Dmitri V. Konarev

doi:10.1039/d6dt01856d

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Anionic dysprosium complexes with two axial photochromic spirooxazine ligands, {(TMI-NSO) 2 ·Dy III I 4 } − , with TBA + and Cp* 2 Co + counter cations: zero-field SIM behaviour with high magnetization blocking barriers

Dmitry N. Nazarov, Maxim A. Faraonov, Nina P. Gritsan, Alexey A. Dmitriev, Svetlana V. Maltseva, Denis V. Korchagin, Gennady V. Shilov, Aleksey V. Kuzmin, Salavat S. Khasanov, Nikolay N. Denisov, Akihiro Otsuka, Dmitri V. Konarev

Dalton Transactions2026doi:10.1039/d6dt01856d

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Abstract

Two axial anionic Dy complexes with the open form of a photochromic spirooxazine and TBA + or Cp* 2 Co + cations were obtained. Both complexes are a single-ion magnets with a high U eff of 680–750 cm −1 and T b = 6 K. One of them is photoresponsive.

Anionic dysprosium complexes with two axial photochromic spirooxazine ligands, {(TMI-NSO) 2 ·Dy III I 4 } − , with TBA + and Cp* 2 Co + counter cations: zero-field SIM behaviour with high magnetization blocking barriers

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