231 citations · 856 across the 18 of their papers we have counts for
18 papers
A Chiral Superlattice Route to Spin-Split Topological Antiferromagnetism
Thao Dinh, Mengke Liu, Jian-Xiang Qiu +48
The interplay between chirality and magnetism is a profound topic, spanning particle physics, condensed matter, chemistry and origin of life. In this paper, we study this interplay…
Tunable Kondo effect in a bilayer graphene quantum channel
Josep Ingla-Aynés, Serhii Volosheniuk, Talieh S. Ghiasi +5
The interaction between itinerant electrons and localized spins is key to a wide range of electronic phenomena. Of particular interest is the regime where the interacting electrons…
Interplay of energy and charge transfer in WSe2/CrSBr heterostructures
José Roberto de Toledo, Caique Serati de Brito, Barbara L. T. Rosa +12
Van der Waals heterostructures (vdWHs) composed of transition-metal dichalcogenides (TMDs) and layered magnetic semiconductors offer great opportunities to manipulate exciton and v…
Quantum Spin Hall Effect in Magnetic Graphene
Talieh S. Ghiasi, Davit Petrosyan, Josep Ingla-Aynés +9
A promising approach to attain long-distance coherent spin propagation is accessing topological spin-polarized edge states in graphene. Achieving this without external magnetic fie…
A ballistic electron source with magnetically-controlled valley polarization in bilayer graphene
Josep Ingla-Aynés, Antonio L. R. Manesco, Talieh S. Ghiasi +3
The achievement of valley-polarized electron currents is a cornerstone for the realization of valleytronic devices. Here, we report on ballistic coherent transport experiments wher…
Charge transfer and asymmetric coupling of MoSe valleys to the magnetic order of CrSBr
C. Serati de Brito, P. E. Faria Junior, T. S. Ghiasi +13
Van der Waals (vdW) heterostructures composed of two-dimensional (2D) transition metal dichalcogenides (TMD) and vdW magnetic materials offer an intriguing platform to functionaliz…
Nitrogen-vacancy magnetometry of CrSBr by diamond membrane transfer
Talieh S. Ghiasi, Michael Borst, Samer Kurdi +6
Magnetic imaging using nitrogen-vacancy (NV) spins in diamonds is a powerful technique for acquiring quantitative information about sub-micron scale magnetic order. A major challen…
MoRe Electrodes with 10-nm Nanogaps for Electrical Contact to Atomically Precise Graphene Nanoribbons
Damian Bouwmeester, Talieh S. Ghiasi, Gabriela Borin Barin +4
Atomically precise graphene nanoribbons (GNRs) are predicted to exhibit exceptional edge-related properties, such as localized edge states, spin polarization, and half-metallicity.…
Specular electron focusing between gate-defined quantum point contacts in bilayer graphene
Josep Ingla-Aynés, Antonio L. R. Manesco, Talieh S. Ghiasi +4
We report on multiterminal measurements in a ballistic bilayer graphene (BLG) channel where multiple spin and valley-degenerate quantum point contacts (QPCs) are defined by electro…
Towards fully two-dimensional spintronic devices
Alexey A. Kaverzin, Talieh S. Ghiasi, Avalon H. Dismukes +2
Within the field of spintronics major efforts are directed towards developing applications for spin-based transport devices made fully out of two-dimensional (2D) materials. In thi…
The role of device asymmetries and Schottky barriers on the helicity-dependent photoresponse of 2D phototransistors
Jorge Quereda, Jan Hidding, Talieh S. Ghiasi +3
Circular photocurrents (CPC), namely circular photogalvanic (CPGE) and photon drag effects, have recently been reported both in monolayer and multilayer transition metal dichalcoge…
Electrical and Thermal Generation of Spin Currents by Magnetic Graphene
Talieh S. Ghiasi, Alexey A. Kaverzin, Avalon H. Dismukes +3
The demand for compact, high-speed and energy-saving circuitry urges higher efficiency of spintronic devices that can offer a viable alternative for the current electronics. The ro…
Charge-to-Spin Conversion by the Rashba-Edelstein Effect in 2D van der Waals Heterostructures up to Room Temperature
Talieh S. Ghiasi, Alexey A. Kaverzin, Patrick J. Blah +1
The proximity of a transition metal dichalcogenide (TMD) to graphene imprints a rich spin texture in graphene and complements its high quality charge/spin transport by inducing spi…
Semiconductor channel mediated photodoping in h-BN encapsulated monolayer MoSe2 phototransistors
Jorge Quereda, Talieh S. Ghiasi, Caspar H. van der Wal +1
In optically excited two-dimensional phototransistors, charge transport is often affected by photodoping effects. Recently, it was shown that such effects are especially strong and…
Bilayer h-BN Barriers for Tunneling Contacts in Fully-Encapsulated Monolayer Field-Effect Transistors
Talieh S. Ghiasi, Jorge Quereda, Bart J. van Wees
The performance of electronic and spintronic devices based on two-dimensional semiconductors (2D SC) is largely dependent on the quality and resistance of the metal/SC electrical c…
Symmetry regimes for circular photocurrents in monolayer MoSe2
Jorge Quereda, Talieh S. Ghiasi, Jhih-Shih You +3
In monolayer transition metal dichalcogenides helicity-dependent charge and spin photocurrents can emerge, even without applying any electrical bias, due to circular photogalvanic…
Observation of bright and dark exciton transitions in monolayer MoSe2 by photocurrent spectroscopy
Jorge Quereda, Talieh S. Ghiasi, Feitze A. van Zwol +2
We investigate the excitonic transitions in single- and few-layer MoSe2 phototransistors by photocurrent spectroscopy. The measured spectral profiles show a well-defined peak at th…
Large Proximity-Induced Spin Lifetime Anisotropy in Transition Metal Dichalcogenide/Graphene Heterostructures
Talieh S. Ghiasi, Josep Ingla-Aynés, Alexey A. Kaverzin +1
Van-der-Waals heterostructures have become a paradigm for designing new materials and devices, in which specific functionalities can be tailored by combining the properties of the…