Mechanical switching of magnetic interaction by tweezers-type complex

Benjamin Doistau (1) , Jean-Louis Cantin (2) , Lise-Marie Chamoreau (1) , Valérie Marvaud (1) , Bernold Hasenknopf (1) , Guillaume Vives (1)

1 IPCM - Institut Parisien de Chimie Moléculaire
2 INSP - Institut des Nanosciences de Paris

A control of the interaction between two spin centers was achieved by using a mechanical motion in a terpy(Cu–salphen)2 complex. Upon coordination a conformation change and switching from a paramagnetic to an antiferromagnetically coupled system was observed by EPR and SQUID measurements.

Domaines: Chimie

Benjamin Doistau, Jean-Louis Cantin, Lise-Marie Chamoreau, Valérie Marvaud, Bernold Hasenknopf, et al.. Mechanical switching of magnetic interaction by tweezers-type complex. Chemical Communications, 2015, 51 (65), pp.12916-12919. ⟨10.1039/C5CC04980F⟩. ⟨hal-01190834v2⟩