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Related papers: Strain-induced magnetism in MoS2 monolayer with de…

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Electric current-induced magnetoresistance oscillations recently discovered in two-dimensional electron systems are analyzed using a microscopic scheme for nonlinear magnetotransport direct controlled by the current. The magnetoresistance…

Mesoscale and Nanoscale Physics · Physics 2007-09-18 X. L. Lei

We implemented radio frequency-assisted electrostatic force microscopy (RF-EFM) to investigate the electric field response of biaxially strained molybdenum disulfide (MoS2) monolayers (MLs) in the form of mesoscopic bubbles, produced via…

We characterize the electronic structure and elasticity of monolayer transition-metal dichalcogenides MX2 (M=Mo, W, Sn, Hf and X=S, Se, Te) with 2H and 1T structures using fully relativistic first principles calculations based on density…

Materials Science · Physics 2015-06-18 David M. Guzman , Alejandro Strachan

Nonlinear optical materials of atomic thickness--such as non-centrosymmetric 2H transition metal dichalcogenide monolayers--have a second order nonlinear susceptibility ($\chi^{(2)}$) whose intensity can be tuned by strain. However, whether…

Materials Science · Physics 2025-01-06 S. Puri , S. Patel , J. L. Cabellos , L. E. Rosas-Hernandez , S. Barraza-Lopez , B. Mendoza , H. Nakamura

The Raman spectrum of monolayer (ML) MoS$_2$ is remarkably affected by the interaction with metals. In this work we studied ML-MoS$_2$ supported by the Ag(111) and Ag(110) surfaces by using a combined experimental and theoretical approach.…

Monolayers (ML) of Group-6 transition-metal dichalcogenides (TMDs) are semiconducting two-dimensional materials with direct bandgap, showing promising applications in various fields of science and technology, such as nanoelectronics and…

Computational Physics · Physics 2020-06-24 Mohammad Bahmani , Mahdi Faghihnasiri , Michael Lorke , Agnieszka-Beata Kuc , Thomas Frauenheim

This work presents an automated three-point bending apparatus that can be used to study strain engineering and straintronics in two-dimensional materials. We benchmark the system by reporting reproducible strain tuned micro-reflectance,…

Molecular dynamics simulations are performed to investigate the buckling of single-layer MoS2 under uniaxial compression. The strain rate is found to play an important role on the critical buckling strain, where higher strain rate leads to…

Materials Science · Physics 2015-04-14 Jin-Wu Jiang

We performed inelastic neutron scattering experiment to study magnetic excitation of O$_2$ molecules adsorbed in microporous compound. The dispersionless excitation with characteristic intensity modulation is observed at $\hbar \omega =…

Strongly Correlated Electrons · Physics 2009-11-13 T. Masuda , S. Takamizawa , K. Hirota , M. Ohba , S. Kitagawa

Regulation of electronic structure and mobility cut-on rate in two-dimensional transition metal dichalcogenides (TMDs) has attracted much attention because of its potential in electronic device design. The anisotropic Raman scattering and…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 Z. H. Zhou , B. C. Wei , Y. M. Min , L. Z. Liu

Strain can efficiently modulate the bandgap and carrier mobilities in two-dimensional (2D) materials. Conventional mechanical strain-application methodologies that rely on flexible, patterned or nano-indented substrates are severely limited…

Sliding and twisting van der Waals layers with respect to each other gives rise to moir\'e structures with emergent electronic properties. Electrons in these moir\'e structures feel weak potentials that are typically in the tens of…

Mesoscale and Nanoscale Physics · Physics 2020-07-14 Drew Edelberg , Hemant Kumar , Vivek Shenoy , Héctor Ochoa , Abhay N. Pasupathy

Magnetic order at room temperature induced by atomic lattice defects, like vacancies, interstitials or pairs of them, has been observed in a large number of different nonmagnetic hosts, such as pure graphite, oxides and silicon-based…

Strongly Correlated Electrons · Physics 2023-02-06 Markus Stiller , Pablo D. Esquinazi

Using calculations on defective graphene from first principles, we herein consider the dependence of the properties of the monovacancy of graphene under isotropic strain, with a particular focus on spin moments. At zero strain, the vacancy…

Mesoscale and Nanoscale Physics · Physics 2010-12-16 E. J. G. Santos , S. Riikonen , D. Sanchez-Portal , A. Ayuela

Layered materials that exhibit magnetic ordering in their pristine form are very rare. Several standard approaches, such as adsorption of atoms, introduction of point defects, and edge engineering, have been developed to induce magnetism in…

Materials Science · Physics 2024-03-26 Sara Asadi Toularoud , Hanif Hadipour , Hamid Rahimpour Soleimani

The inherent flexibility of two dimensional materials allows for efficient manipulation of their physical properties through strain application, which is essential for the development of advanced nanoscale devices. This study aimed to…

Materials Science · Physics 2025-01-28 Aytac Celik

Charge transport in MoS2 in the low carrier density regime is dominated by trap states and band edge disorder. The intrinsic transport properties of MoS2 emerge in the high density regime where conduction occurs via extended states. Here,…

Mesoscale and Nanoscale Physics · Physics 2014-12-08 Leiqiang Chu , Hennrik Schmidt , Jiang Pu , Shunfeng Wang , Barbaros Özyilmaz , Taishi Takenobu , Goki Eda

Quantum conductance calculations on the mechanically deformed monolayers of MoS$_2$ and WS$_2$ were performed using the non-equlibrium Green's functions method combined with the Landauer-B\"{u}ttiker approach for ballistic transport…

Materials Science · Physics 2014-03-04 Mahdi Ghorbani-Asl , Stefano Borini , Agnieszka Kuc , Thomas Heine

Complex oxide thin films and heterostructures offer a wide range of properties originating from the intrinsic coupling between lattice strain and magnetic/electronic ordering. This article reviews experimental, phenomenological, and…

Strongly Correlated Electrons · Physics 2023-10-20 Surendra Singh

Two-dimensional transition metal dichalcogenides have attracted great attention recently. Motivated by a recent study of crystalline bulk VTe$_2$, we theoretically investigated the spin-charge-lattice interplay in monolayer VTe$_2$. To…

Materials Science · Physics 2022-06-23 Do Hoon Kiem , Min Yong Jeong , Hongkee Yoon , Myung Joon Han