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The interlayer coupling, which has a strong influence on the properties of van der Waals heterostructures, strongly depends on the interlayer distance. Although considerable theoretical interest has been demonstrated, experiments exploiting…

Van der Waals heterostructures offer a versatile platform for tailoring electrical, magnetic, optical, and spin transport properties of materials through proximity effects. Notably, hexagonal transition metal dichalcogenides have been shown…

Vertically stacked two-dimensional (2D) graphene-based van der Waals (vdW) heterostructures have emerged as the technological materials for electronic and optoelectronic device applications. In this regard, for the first time, we…

Mesoscale and Nanoscale Physics · Physics 2023-06-13 Amit K Bhojani , Hardik L Kagdada , Dheeraj K Singh

Van der Waals interactions with transition metal dichalcogenides was shown to induce strong spin-orbit coupling (SOC) in graphene, offering great promises to combine large experimental flexibility of graphene with unique tuning capabilities…

Mesoscale and Nanoscale Physics · Physics 2023-10-03 Qing Rao , Wun-Hao Kang , Hongxia Xue , Ziqing Ye , Xuemeng Feng , Kenji Watanabe , Takashi Taniguchi , Ning Wang , Ming-Hao Liu , Dong-Keun Ki

Interfacial interactions allow the electronic properties of graphene to be modified, as recently demonstrated by the appearance of satellite Dirac cones in the band structure of graphene on hexagonal boron nitride (hBN) substrates. Ongoing…

Mesoscale and Nanoscale Physics · Physics 2015-10-28 Zhe Wang , Dong-Keun Ki , Hua Chen , Helmuth Berger , Allan H. MacDonald , Alberto F. Morpurgo

Coupling graphene's excellent electron and spin transport properties with higher spin-orbit coupling material allows tackling the hurdle of spin manipulation in graphene, due to the proximity to van-der-Waals layers. Here we use magneto…

Mesoscale and Nanoscale Physics · Physics 2022-03-08 Chithra H. Sharma , Pai Zhao , Lars Tiemann , Marta Prada , Arti Dangwal Pandey , Andreas Stierle , Robert. H. Blick

Using a van der Waals vertical heterostructure consisting of monolayer graphene, monolayer hBN and NbSe$_2$, we have performed local characterization of induced correlated states in different configurations. At a temperature of 4.6 K, we…

Mesoscale and Nanoscale Physics · Physics 2020-09-02 Zhiming Zhang , Kenji Watanabe , Takashi Taniguchi , Brian J. LeRoy

Angle-twisting engineering has emerged as a powerful tool for modulating electronic properties in van der Waals heterostructures. Recent theoretical works have predicted the modulation of spin texture in graphene-based heterostructures by…

The emergence of topological order in graphene is in great demand for the realization of quantum spin Hall states. Recently, it is theoretically proposed that the spin textures of surface states in topological insulator can be directly…

Mesoscale and Nanoscale Physics · Physics 2017-07-06 Liang Zhang , Ben-Chuan Lin , Yan-Fei Wu , Jun Xu , Dapeng Yu , Zhi-Min Liao

Graphene sandwiched between semiconducting monolayers of ferromagnet Cr$_2$Ge$_2$Te$_6$ and transition-metal dichalcogenide WS$_2$ acquires both spin-orbit (SO), of valley-Zeeman and Rashba types, and exchange couplings. Using…

Mesoscale and Nanoscale Physics · Physics 2020-10-14 Klaus Zollner , Marko D. Petrovic , Kapildeb Dolui , Petr Plechac , Branislav K. Nikolic , Jaroslav Fabian

Pristine graphene is potentially an ideal medium to transport spin information. Proximity effects, where a neighbouring material is used to alter the properties of a material in adjacent (or proximitized) regions, can also be used in…

Spin orbit coupling (SOC) is the key to realizing time-reversal invariant topological phases of matter. Famously, SOC was predicted by Kane and Mele to stabilize a quantum spin Hall insulator; however, the weak intrinsic SOC in monolayer…

Proximity effects induced in the 2D Dirac material graphene potentially open access to novel and intriguing physical phenomena. Thus far, the coupling between graphene and ferromagnetic insulators has been experimentally established.…

Spin-orbit coupling (SOC) can provide essential tools to manipulate electron spins in two-dimensional materials like graphene, which is of great interest for both fundamental physics and spintronics application. In this paper, we report the…

Mesoscale and Nanoscale Physics · Physics 2021-10-12 Shimin Cao , Chuanwu Cao , Shibing Tian , Jian-Hao Chen

Moir\'e superlattices enable engineering of correlated quantum states through tunable periodic potentials, where twist angle controls periodicity but dynamic potential strength modulation remains challenging. Here, we develop a…

Proximity effects in two-dimensional (2D) van der Waals heterostructures offer controllable ways to tailor the electronic band structure of adjacent materials. Exchange proximity in particular is important for making materials magnetic…

Mesoscale and Nanoscale Physics · Physics 2019-09-04 Klaus Zollner , Paulo E. Faria Junior , Jaroslav Fabian

Vertical stacking of atomically thin materials offers a large platform for realizing novel properties enabled by proximity effects and moir\'e patterns. Here we focus on mechanically assembled heterostructures of graphene and ReS$_2$, a van…

Materials Science · Physics 2020-10-16 Ryan Plumadore , Mohammed M. Al Ezzi , Shaffique Adam , Adina Luican-Mayer

We propose a new class of magnetic proximity effects based on the spin dependent hybridization between the electronic states at the Fermi energy in a non-magnetic conductor and the narrow spin split bands of a ferromagnetic insulator.…

Mesoscale and Nanoscale Physics · Physics 2023-12-20 C. Cardoso , A. T. Costa , A. H. MacDonald , J. Fernández-Rossier

Multilayer van der Waals (vdWs) heterostructures assembled by diverse atomically thin layers have demonstrated a wide range of fascinating phenomena and novel applications. Understanding the interlayer coupling and its correlation effect is…

Mesoscale and Nanoscale Physics · Physics 2017-06-26 Liang Xu , Wei-Qing Huang , Wangyu Hu , Bing-Xin Zhou , Anlian Pan , Gui-Fang Huang

The discovery of 2D materials opens up unprecedented opportunities to design new materials with specified properties. In many cases, the design guiding principle is based on one or another proximity effect, i.e. the nanoscale-penetration of…

Superconductivity · Physics 2024-10-22 G. A. Bobkov , K. A. Bokai , M. M. Otrokov , A. M. Bobkov , I. V. Bobkova