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We present a comprehensive magnetotransport analysis of monolayer 1T WTe2, highlighting the role of nonsymmorphic symmetries in governing edge-state spin behavior. By comparing the electronic transmission in nanoribbons with edges along the…

Mesoscale and Nanoscale Physics · Physics 2025-07-25 Shrushti Tapar , Bent Weber , Saroj P Dash , 3 Shantanu Mukherjee , Bhaskaran Muralidharan

Spin valves consisting of heterostructures of single-layer hexagonal crystal on an antiferromagnetic substrate or of bilayer hexagonal crystal intercalated between two (anti)ferromagnetic insulators, with the current-in-plane geometry, are…

Mesoscale and Nanoscale Physics · Physics 2019-04-10 Ma Luo

Proximity effects are one of the pillars of exotic phenomena and technological applications of two dimensional materials. However, the interactions nature depends strongly on the materials involved, their crystalline symmetries, and…

Mesoscale and Nanoscale Physics · Physics 2022-01-11 Armando Pezo , Zeila Zanolli , Nils Wittemeier , Pablo Ordejon , Adalberto Fazzio , Stephan Roche , Jose H. Garcia

Strain fundamentally alters carrier transport in semiconductors by modifying their band structure and scattering pathways. In transition-metal dichalcogenides (TMDs), an emerging class of 2D semiconductors, we show that mobility modulation…

Applied Physics · Physics 2025-11-13 Sheikh Mohd Ta-Seen Afrid , He Lin Zhao , Arend M. van der Zande , Shaloo Rakheja

The transport and optical properties of semiconducting transition metal dichalcogenides around room temperature are dictated by electron-phonon scattering mechanisms within a complex, spin-textured and multi-valley electronic landscape. The…

Materials Science · Physics 2023-02-28 Thibault Sohier , Pedro M. M. C. de Melo , Zeila Zanolli , Matthieu Jean Verstraete

Altermagnets represent a promising class of magnetic materials owing to their distinctive spin-split band structures in the absence of net magnetization. Here, we present a first-principles investigation of altermagnetism in magnetically…

Materials Science · Physics 2026-01-07 Ezra Day-Roberts , Huan Wu , Onur Erten , A. S Botana

Van der Waals magnetic materials are currently of great interest as materials for applications in future ultrathin nanoelectronics and nanospintronics. Due to weak coupling between individual monolayers, these materials can be easily…

Mesoscale and Nanoscale Physics · Physics 2023-11-21 Wojciech Rudziński , Józef Barnaś , Anna Dyrdał

Using density functional theory calculations and the Greens's function formalism, we report the existence of magnetic edge states with a non-collinear spin texture present on different edges of the 1T' phase of the three monolayer…

Mesoscale and Nanoscale Physics · Physics 2019-05-01 Line Jelver , Daniele Stradi , Thomas Olsen , Kurt Stokbro , Karsten Wedel Jacobsen

The state-of-the-art defect engineering techniques have paved the way to realize novel quantum phases out of pristine materials. Here, through density-functional calculations and model studies, we show that the chain-doped monolayer…

Strongly Correlated Electrons · Physics 2023-04-10 Mayank Gupta , Amit Chauhan , S. Satpathy , B. R. K. Nanda

We provide a theoretical description of diffusive charge and spin transport in hybrid devices containing altermagnets. Based on recently derived drift--diffusion equations for coupled charge and spin dynamics and general boundary…

Mesoscale and Nanoscale Physics · Physics 2026-03-17 Nicolás Sigales , Tim Kokkeler , Gonzalo de Polsi , Sebastian Bergeret

We find an intervalley wave collective mode in two- and three-dimensional Dirac semimetals in the presence of a valley population imbalance. The dispersion relation of this mode is gapless, proportional to the square of the wave vector at…

Mesoscale and Nanoscale Physics · Physics 2019-10-08 A. A. Zyuzin , A. Yu. Zyuzin

We investigate the spin transport and precession in graphene by using the Hanle effect in nonlocal and threeterminal measurement geometries. Identical spin lifetimes, spin diffusion lengths and spin polarizations are observed in graphene…

Materials Science · Physics 2014-05-06 André Dankert , Mutta Venkata Kamalakar , Johan Bergsten , Saroj P. Dash

A quantitative estimation of spin drift velocity in highly doped n-type silicon (Si) at 8 K is presented in this letter. A local two-terminal Hanle measurement enables the detection of a modulation of spin signals from the Si as a function…

Ultraflatbands that have been theoretically and experimentally detected in a bunch of van der Waals stacked materials showing some peculiar properties, for instance, highly localized electronic states and enhanced electron-electron…

Mesoscale and Nanoscale Physics · Physics 2021-01-04 Zhen Zhan , Yipei Zhang , Pengfei Lv , Hongxia Zhong , Guodong Yu , Francisco Guinea , Jose Angel Silva-Guillen , Shengjun Yuan

Strong coupling between the electronic states of monolayer transition metal dichalcogenides (TMDC) such as MoS$_2$, MoSe$_2$, WS$_2$, or WSe$_2$, and a two-dimensional (2D) photonic cavity gives rise to several exotic effects. The Dirac…

Mesoscale and Nanoscale Physics · Physics 2017-08-02 Amrit De , Roger Lake

Angular variation of giant magnetoresistance and spin-transfer torque in metallic spin-valve heterostructures is analyzed theoretically in the limit of diffusive transport. It is shown that the spin-transfer torque in asymmetric spin valves…

Other Condensed Matter · Physics 2009-11-13 M. Gmitra , J. Barnas

We study both the intrinsic and extrinsic spin Hall effect in spin-valley coupled monolayers of transition metal dichalcogenides. We find that whereas the skew-scattering contribution is suppressed by the large band gap, the side-jump…

Mesoscale and Nanoscale Physics · Physics 2013-09-20 Wen-Yu Shan , Hai-Zhou Lu , Di Xiao

We derive an effective Hamiltonian which describes the dynamics of electrons in the conduction band of transition metal dichalcogenides (TMDC) in the presence of perpendicular electric and magnetic fields. We discuss in detail both the…

Mesoscale and Nanoscale Physics · Physics 2014-03-18 Andor Kormányos , Viktor Zólyomi , Neil D. Drummond , Guido Burkard

Manipulation of spin and valley degrees of freedom is a key step towards realizing novel quantum technologies, for which atomically thin transition metal dichalcogenides (TMDCs) have been established as promising candidates. In monolayer…

We study theoretically the electron dynamics of transition metal dichalcogenide quantum dots in the field of an ultrashort and ultrafast circularly polarized optical pulse. The quantum dots have the shape of a disk and their electron…

Mesoscale and Nanoscale Physics · Physics 2023-09-01 Aranyo Mitra , Ahmal Jawad Zafar , Vadym Apalkov