Polymorphism-dependent spin-crossover: Hysteretic two-step spin transition with an ordered HS-HS-LS intermediate phase
Jie Luan
(1, 2)
,
Jian Zhou
(1, 2)
,
Z. Liu
(1, 2)
,
Bowen Zhu
(1, 2)
,
Huisi Wang
(1, 2)
,
Xin Bao
(1, 2)
,
Wei Liu
(3)
,
Ming-Liang Tong
(3)
,
Guo Peng
(2)
,
Haonan Peng
(4)
,
L. Salmon
(4)
,
Azzedine Bousseksou
(4)
1
NJUST -
School of Chemical Engineering [Nanjing University]
2 Herbert Gleiter Institute of Nanoscience, Nanjing University of Science and Technology, 210094 Nanjing
3 Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education, School of Chemistry and Chemical Engineering
4 LCC - Laboratoire de chimie de coordination
2 Herbert Gleiter Institute of Nanoscience, Nanjing University of Science and Technology, 210094 Nanjing
3 Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education, School of Chemistry and Chemical Engineering
4 LCC - Laboratoire de chimie de coordination
Wei Liu
- Fonction : Auteur
- PersonId : 756839
- ORCID : 0000-0003-0480-2097
L. Salmon
- Fonction : Auteur
- PersonId : 739735
- IdHAL : lionel-salmon
- ORCID : 0000-0002-8064-8960
- IdRef : 167827618
Azzedine Bousseksou
- Fonction : Auteur
- PersonId : 743871
- IdHAL : azzedine-bousseksou
- ORCID : 0000-0002-1619-532X
- IdRef : 112136192
Résumé
A mononuclear ikon(II) complex has been isolated in two polymorphs. Polymorph 1b remains high-spin over all temperatures, whereas polymorph 1a undergoes a cooperative two-Step spin crossover accompanied by symmetry breaking, showing an ordered 2:1 high-spin low-spin intermediate phase.