Van der Waals heterostructures for spintronics and opto-spintronics

JF Sierra, J Fabian, RK Kawakami, S Roche… - Nature …, 2021 - nature.com
The large variety of 2D materials and their co-integration in van der Waals heterostructures
enable innovative device engineering. In addition, their atomically thin nature promotes the …

Twist-angle dependent proximity induced spin-orbit coupling in graphene/transition metal dichalcogenide heterostructures

T Naimer, K Zollner, M Gmitra, J Fabian - Physical Review B, 2021 - APS
We investigate the proximity-induced spin-orbit coupling in heterostructures of twisted
graphene and monolayers of transition metal dichalcogenides (TMDCs) MoS 2, WS 2, MoSe …

Gate-tunable spin-galvanic effect in graphene-topological insulator van der Waals heterostructures at room temperature

D Khokhriakov, AM Hoque, B Karpiak… - Nature communications, 2020 - nature.com
Unique electronic spin textures in topological states of matter are promising for emerging
spin-orbit driven memory and logic technologies. However, there are several challenges …

Quantum interference tuning of spin-orbit coupling in twisted van der Waals trilayers

CG Péterfalvi, A David, P Rakyta, G Burkard… - Physical Review …, 2022 - APS
We show that in van der Waals stacks of twisted hexagonal layers the proximity induced
Rashba spin-orbit coupling can be affected by quantum interference. We calculate the …

Twist-angle dependent proximity induced spin-orbit coupling in graphene/topological insulator heterostructures

T Naimer, J Fabian - Physical Review B, 2023 - APS
The proximity-induced spin-orbit coupling (SOC) in heterostructures of twisted graphene and
topological insulators (TIs) Bi 2 Se 3 and Bi 2 Te 3 is investigated from first principles. To …

Engineering Proximity Exchange by Twisting: Reversal of Ferromagnetic and Emergence of Antiferromagnetic Dirac Bands in

K Zollner, J Fabian - Physical Review Letters, 2022 - APS
We investigate the twist-angle and gate dependence of the proximity exchange coupling in
twisted graphene on monolayer Cr 2 Ge 2 Te 6 from first principles. The proximitized Dirac …

Proximity spin-orbit and exchange coupling in ABA and ABC trilayer graphene van der Waals heterostructures

K Zollner, M Gmitra, J Fabian - Physical Review B, 2022 - APS
We investigate the proximity spin-orbit and exchange couplings in ABA and ABC trilayer
graphene encapsulated within monolayers of semiconducting transition-metal …

Proximity effects in graphene on monolayers of transition-metal phosphorus trichalcogenides

K Zollner, J Fabian - Physical Review B, 2022 - APS
We investigate the electronic band structure of graphene on a series of two-dimensional
magnetic transition-metal phosphorus trichalcogenide monolayers, MPX 3 with M={Mn, Fe …

Bilayer graphene encapsulated within monolayers of or : Tunable proximity spin-orbit or exchange coupling

K Zollner, J Fabian - Physical Review B, 2021 - APS
Van der Waals (vdW) heterostructures consisting of bilayer graphene (BLG) encapsulated
within monolayers of strong spin-orbit semiconductor WS 2 or ferromagnetic semiconductor …

Perfect crossed Andreev reflection in the proximitized graphene/superconductor/proximitized graphene junctions

SC Zhao, L Gao, Q Cheng, QF Sun - Physical Review B, 2023 - APS
We study the crossed Andreev reflection and the nonlocal transport in the proximitized
graphene/superconductor/proximitized graphene junctions with the pseudospin staggered …