Spintronics in 2D graphene-based van der Waals heterostructures

Perkins, David T.S.; Ferreira, Aires

doi:10.1016/b978-0-323-90800-9.00203-1

Encyclopedia of Condensed Matter Physics 2024

DOI: 10.1016/b978-0-323-90800-9.00203-1

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Spintronics in 2D graphene-based van der Waals heterostructures

David T.S. Perkins,

Aires Ferreira

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Cited by 6 publications

References 106 publications

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Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe₃GeTe₂ Van der Waals Heterostructure

Srivastava,

Hassan,

Lee

et al. 2024

Small

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Dzyaloshinskii–Moriya interaction (DMI) is shown to induce a topologically protected chiral spin texture in magnetic/nonmagnetic heterostructures. In the context of van der Waals spintronic devices, graphene emerges as an excellent candidate material. However, due to its negligible spin‐orbit interaction, inducing DMI to stabilize topological spins when coupled to 3d‐ferromagnets remains challenging. Here, it is demonstrated that, despite these challenges, a sizeable Rashba‐type spin splitting followed by significant DMI is induced in graphene/Fe3GeTe2. This is made possible due to an interfacial electric field driven by charge asymmetry together with the broken inversion symmetry of the heterostructure. These findings reveal that the enhanced DMI energy parameter, resulting from a large effective electron mass in Fe3GeTe2, remarkably contributes to stabilizing non‐collinear spins below the Curie temperature, overcoming the magnetic anisotropy energy. These results are supported by the topological Hall effect, which coexists with the non‐trivial breakdown of Fermi liquid behavior, confirming the interplay between spins and non‐trivial topology. This work paves the way toward the design and control of interface‐driven skyrmion‐based devices.

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Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe₃GeTe₂ Van der Waals Heterostructure

Srivastava,

Hassan,

Lee

et al. 2024

Small

View full text Add to dashboard Cite

show abstract

Exploring the Dielectric Response of Borophene Core–Shell Structure through Monte Carlo Simulations

Sabbah,

Kabouchi,

Fadil

et al. 2024

J Low Temp Phys

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Magnetic Feature Analysis in Striped Borophene-Like: A Monte Carlo Study

Kabouchi,

Sabbah,

Fadil

et al. 2024

Braz J Phys

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Spintronics in 2D graphene-based van der Waals heterostructures

Cited by 6 publications

References 106 publications

Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe₃GeTe₂ Van der Waals Heterostructure

Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe₃GeTe₂ Van der Waals Heterostructure

Exploring the Dielectric Response of Borophene Core–Shell Structure through Monte Carlo Simulations

Magnetic Feature Analysis in Striped Borophene-Like: A Monte Carlo Study

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Spintronics in 2D graphene-based van der Waals heterostructures

Cited by 6 publications

References 106 publications

Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe3GeTe2 Van der Waals Heterostructure

Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe3GeTe2 Van der Waals Heterostructure

Exploring the Dielectric Response of Borophene Core–Shell Structure through Monte Carlo Simulations

Magnetic Feature Analysis in Striped Borophene-Like: A Monte Carlo Study

Contact Info

Product

Resources

About

Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe₃GeTe₂ Van der Waals Heterostructure

Unusual Dzyaloshinskii‐Moriya Interaction in Graphene/Fe₃GeTe₂ Van der Waals Heterostructure