Real‐Time Observation of Spin‐Transitions by Optical Microscopy

F Varret, C Chong, A Slimani, D Garrot… - Spin‐Crossover …, 2013 - Wiley Online Library
This chapter discusses real‐time observation of spin‐transitions by optical microscopy (OM).
The physical features revealed by OM of spin‐transition crystals are consistent with well …

[HTML][HTML] Structural analysis of spin-crossover materials: From molecules to materials

E Collet, P Guionneau - Comptes Rendus Chimie, 2018 - Elsevier
In molecular spin-crossover materials, the spin-state switching is strongly coupled with
changes in the structural degrees of freedom, which play a central role in the alteration of …

[HTML][HTML] Macroscopic methods: Magnetic, optical, and calorimetric techniques

JS Costa - Comptes Rendus Chimie, 2018 - Elsevier
The recent effervescent impetus in the spin transition research field is associated with the
prodigious multidisciplinary effort that is carried out by different research groups all over the …

Dance of Interference Patterns during the Spin Transition of a Single Crystal

M Sy, K Boukheddaden - The Journal of Physical Chemistry C, 2020 - ACS Publications
Optical microscopy investigations have allowed the study of the spatiotemporal dynamics of
the nucleation, growth, and propagation along with first-order phase transitions in …

Spin-crossover materials: Getting the most from x-ray crystallography

S Pillet - Journal of Applied Physics, 2021 - pubs.aip.org
The physical phenomenon of spin-crossover in molecular crystals is a multiscale process
whose properties rely on the supramolecular organization of the spin-crossover active …

Nanoscale Self‐Hosting of Molecular Spin‐States in the Intermediate Phase of a Spin‐Crossover Material

N Bréfuel, E Collet, H Watanabe… - … A European Journal, 2010 - Wiley Online Library
A new spin-crossover (SC) complex [FeIIH2L2-Me] ACHTUNGTRENNUNG [AsF6] 2 has
been synthesized, in which H2L2-Me denotes the chirogenic hexadentate N6 Schiffbase …

Spin-state switches in molecular materials chemistry

S Hayami, SM Holmes, MA Halcrow - Journal of Materials Chemistry C, 2015 - pubs.rsc.org
Spin-transition compounds are one of the most versatile types of molecular switch. 1–3 They
undergo an electronic rearrangement under a physical stimulus from a high-spin state, with …

The classical flipping ratio technique applied to non classical magnetic materials: Molecule-based and photoswitchable magnetic compounds

B Gillon - J. Phys, 2007 - neutron-sciences.org
Applications of the classical flipping ratio technique to the determination of the spin density
by polarised neutron diffraction (PND) are described. In the domain of molecule-based …

100 Picosecond Diffraction Catches Structural Transients of Laser‐Pulse Triggered Switching in a Spin‐Crossover Crystal

E Collet, M Lorenc, M Cammarata… - … A European Journal, 2012 - Wiley Online Library
We study by 100 picosecond X‐ray diffraction the photo‐switching dynamics of single crystal
of the orthorhombic polymorph of the spin‐crossover complex [(TPA) Fe (TCC)] PF6, in …

Unprecedented reverse volume expansion in spin‐transition crystals

W Guo, N Daro, S Pillet, M Marchivie… - … A European Journal, 2020 - Wiley Online Library
The current craze for research around the spin crossover phenomenon can be justified to
some extent by the mechanical properties due to the decrease of volume associated with the …