Adsorption-Induced Magnetization of PbS Self-Assembled Nanoparticles on GaAs


  • The authors acknowledge Gregory Kopnov, Dr. Ishai Feldman, and Dr. Arkady Bitler for useful discussions and help with the measurements. This research was partially supported by the Grand Center and by the Israel Ministry of Science.


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PbS nanoparticles attached to a GaAs substrate via organic molecules have magnetic properties. When the organic molecules are aligned parallel or at some angle relative to the surface normal, the magnetic anisotropy vector K coincides with the molecular orientation.