English
Related papers

Related papers: Stacking change in MoS$_{2}$ bilayers induced by i…

200 papers

In this study, we use DFT calculations to investigate the electronic and structural properties of MoX$_2$ (X = S, Se, Te) monolayers doped with substitutional Sb atoms, with a central focus on the Sb(Mo) substitution. In MoS$_2$, we observe…

Materials Science · Physics 2021-10-04 Marcos G. Menezes , Saif Ullah

Recent experimental realizations of bilayer boron materials motivated us to study the structure and properties of $\alpha$-sheet-based bilayer borophenes with interlayer covalent bonds. As shown here, at least three stacking variations are…

Materials Science · Physics 2024-06-18 Subrata Rakshit , Nevill Gonzalez Szwacki

We study molybdenum disulfide (MoS2) structures generated by folding single- and bilayer MoS2 flakes. We find that this modified layer stacking leads to a decrease in the interlayer coupling and an enhancement of the photoluminescence…

Mesoscale and Nanoscale Physics · Physics 2016-02-05 Andres Castellanos-Gomez , Herre S. J. van der Zant , Gary A. Steele

We investigate the native defects, the Mo substitutional impurities of the group-VB and -VIIB elements, and the S substitutional impurities of the group-VA and -VIIA elements in single-layer MoS2, through density-functional theory…

Materials Science · Physics 2014-05-28 Ji-Young Noh , Minkyu Park , Yong-Sung Kim , Hanchul Kim

Molybdenum borides were studied theoretically using first-principles calculations, empirical total energy model and global optimization techniques to determine stable crystal structures. Our calculations reveal the structures of known Mo-B…

Materials Science · Physics 2020-03-10 Dmitry V. Rybkovskiy , Alexander G. Kvashnin , Yulia A. Kvashnina , Artem R. Oganov

Molybdenum disulfide (MoS2) is the most widely studied transition metal dichalcogenide (TMDC) material, in part because it is a natural crystal present in the earth, thus making it abundant and easily accessible. Geological MoS2 has been…

Materials Science · Physics 2020-03-18 Maria Gabriela Sales , Lucas Herweyer , Elizabeth Opila , Stephen McDonnell

The interlayer coupling is emerging as a new parameter for tuning the physical properties of two-dimensional (2D) van der Waals materials. When two identical semiconductor monolayers are stacked with a twist angle, the periodic interlayer…

Mesoscale and Nanoscale Physics · Physics 2022-09-16 Jing Liang , Dongyang Yang , Jingda Wu , Jerry I Dadap , Kenji Watanabe , Takashi Taniguchi , Ziliang Ye

In this study, we present a first-principles investigation of the electronic and optical properties of gallium nitride (GaN) bilayers, focusing on the influence of interlayer sliding and spacing. In contrast to the earlier studies on…

Mesoscale and Nanoscale Physics · Physics 2025-06-03 Heeju Kim , Gunn Kim

We study the modulational instability induced by periodic variations of group-velocity dispersion in the proximity of the zero dispersion point. Multiple instability peaks originating from parametric resonance coexist with the conventional…

Optics · Physics 2023-07-19 Andrea Armaroli , Fabio Biancalana

Twisted transition-metal dichalcogenides host highly tunable moir\'e potentials, flat bands, and correlated electronic phases, yet the role of disorder in shaping these emergent properties remains largely unresolved. Using scanning…

In this paper, we present a theoretical analysis of the optical bistability in a metallic silver-Bragg reflector structure by embedding bilayer MoS2 at the visible band. The nonlinear OB is achieved due to the nonlinear conductivity of the…

Optics · Physics 2024-11-28 Songqing Tang , Mengjiao Ren , Zhiheng Li , Zhiwei Zheng , Leyong Jiang

We study the effect of stacking faults on the topological properties of the magnetic topological insulator MnBi$_{2}$Te$_{4}$ (MBT) using density functional theory calculations and the Hubbard $U$ being tuned with many-body diffusion Monte…

Materials Science · Physics 2023-05-17 Jeonghwan Ahn , Seoung-Hun Kang , Mina Yoon , Panchapakesan Ganesh , Jaron T. Krogel

Intercalation of lithium atoms between layers of 2D materials can alter their atomic and electronic structure. We investigate effects of Li intercalation in twisted bilayers of the transition metal dichalcogenide MoS$_2$ through…

Mesoscale and Nanoscale Physics · Physics 2020-09-30 Zheyu Lu , Stephen Carr , Daniel T. Larson , Efthimios Kaxiras

By means of linear stability analysis (LSA) and direct numerical simulations of the coupled Gross-Pitaevskii(GP)equations, we address the impurity induced modulational instability (MI) and the associated nonlinear dynamics in Bose-Einstein…

Quantum Gases · Physics 2023-01-30 Ishfaq Ahmad Bhat , Bishwajyoti Dey

Molybdenum disulfide (MoS$_2$) has attracted interest owing to its strain-tuned electronic and optical properties, making it a promising candidate for applications in strain engineering devices. In this study, we investigate the effect of…

Materials Science · Physics 2024-01-26 A. Setiawan , I. P. Handayani , E. Suprayoga

The crystal structure of MoS$_2$ with strong covalent bonds in plane and weak Van der Waals interactions out of plane gives rise to interesting properties for applications such as solid lubrication, optoelectronics, and catalysis, which can…

Materials Science · Physics 2021-07-28 Rijan Karkee , Enrique Guerrero , David A. Strubbe

In this work, we investigate the effect of the stacking sequence in MoS2 multilayer systems on their electron transport properties, through first-principles simulations of structural and electron transport properties. We show that…

Materials Science · Physics 2018-11-09 Teresa Cusati , Alessandro Fortunelli , Gianluca Fiori , Giuseppe Iannaccone

Topological insulators interacting with magnetic impurities have been reported to host several unconventional effects. These phenomena are described within the framework of gapping Dirac quasiparticles due to broken time-reversal symmetry.…

Transition metal dichalcogenides (TMDs), such as MoS$_2$, are known to undergo a structural phase transformation as well as a change in the electronic conductivity upon Li intercalation. These properties make them candidates for…

Materials Science · Physics 2021-07-28 C. D. Spataru , M. D. Witman , R. E. Jones

Bilayer lipid membranes [BLMs] are an essential component of all biological systems, forming a functional barrier for cells and organelles from the surrounding environment. The lipid molecules that form membranes contain both permanent and…

Biological Physics · Physics 2015-03-17 Richard J. Bingham , Peter D. Olmsted , Stephen W. Smye