Abstract

We report on the antiferromagnetic exchange coupling between a submonolayer of Mn(II)-phthalocyanine molecules and a ferromagnetic Eu(II)-oxide thin film. The exchange energy is larger by nearly two orders of magnitude compared to previous studies involving oxidic substrates.

Highlights

  • Christian Wackerlin,*a Fabio Donati,a Aparajita Singha,a Romana Baltic,a Anne-Christine Uldry,b Bernard Delley,b Stefano Rusponia and Jan Dreiser*ac

  • We report on the antiferromagnetic exchange coupling between a submonolayer of Mn(II)-phthalocyanine molecules and a ferromagnetic Eu(II)-oxide thin film

  • The exchange energy is larger by nearly two orders of magnitude compared to previous studies involving oxidic substrates

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Summary

Introduction

Christian Wackerlin,*a Fabio Donati,a Aparajita Singha,a Romana Baltic,a Anne-Christine Uldry,b Bernard Delley,b Stefano Rusponia and Jan Dreiser*ac. E-mail: jan.dreiser@psi.ch † Electronic supplementary information (ESI) available: Sample preparation, experimental details of XAS, additional multiplet calculations, magnetic moments of Mn and Eu and sum-rule correction factors, X-ray spectra at 50 K, at 110 K, and on EuO1+x, and the Brillouin function model.

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