Large scale synthesis of monolayer ferromagnetic Fe3GeTe2
ORAL
Abstract
Until now, the two-dimensional ferromagnets remain limited to exfoliated micron-sized samples. Large-scale thin films are desirable for the fabrication of integrated devices for spintronic and memory storage applications. We show, by molecular beam epitaxy, the synthesis of high-quality Fe3GeTe2 (FGT) films, a promising candidate that carries ferromagnetic states at room temperature upon ionic liquid gating. The FGT unit cell consists of two weakly coupled quintuple layer substructures with hexagonal symmetry, confirmed by surface x-ray diffraction.
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Presenters
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Ryan Roemer
University of British Columbia, Stewart Blusson Quantum Matter Institute, University of British Columbia
Authors
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Ryan Roemer
University of British Columbia, Stewart Blusson Quantum Matter Institute, University of British Columbia
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Chong Liu
University of British Columbia, Quantum material institute, University of British Columbia, Stewart Blusson Quantum Matter Institute, University of British Columbia
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Ke Zou
University of British Columbia, Department of Physics, University of British Columbia, Department of Physics & Astronomy, Stewart Blusson Quantum Matter Institute, The University of British Columbia, Stewart Blusson Quantum Matter Institute, University of British Columbia