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Related papers: Well-posedness for a molecular beam epitaxy model

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Bi$_2$Se$_3$ is a widely studied 3D topological insulator having potential applications in optics, electronics, and spintronics. When the thickness of these films decrease to less than approximately 6 nm, the top and bottom surface states…

Materials Science · Physics 2024-06-19 Saadia Nasir , Walter J. Smith , Thomas E. Beechem , Stephanie Law

Molecular beam epitaxy is used to grow TiSe2 ultrathin films on graphitized SiC(0001) substrate. TiSe2films proceed via a nearly layer-by-layer growth mode and exhibit two dominant types of defects, identified as Se vacancy and…

Materials Science · Physics 2015-04-02 Jun-Ping Peng , Jia-Qi Guan , Hui-Min Zhang , Can-Li Song , Lili Wang , Ke He , Qi-Kun Xue , Xu-Cun Ma

We investigate the influence of step edge diffusion (SED) and desorption on Molecular Beam Epitaxy (MBE) using kinetic Monte-Carlo simulations of the solid-on-solid (SOS) model. Based on these investigations we propose two strategies to…

Statistical Mechanics · Physics 2009-10-31 S. Schinzer , M. Sokolowski , M. Biehl , W. Kinzel

Among very low disorder systems of condensed matter, the high mobility two-dimensional electron gas confined in gallium arsenide/aluminum gallium arsenide heterostructures holds a privileged position as platform for the discovery of new…

Mesoscale and Nanoscale Physics · Physics 2013-09-12 Michael J. Manfra

This paper investigates the Cauchy problem of the time-space fractional Keller-Segel-Navier- Stokes model, which can describe both memory effect and L\'evy process of the system. The local existence and global existence in Lebesgue space…

Analysis of PDEs · Mathematics 2022-10-07 Z. Jiang , L. Wang

Atomically thin PtSe2 films have attracted extensive research interests for potential applications in high-speed electronics, spintronics and photodetectors. Obtaining high quality, single crystalline thin films with large size is critical.…

The stoichiometric "111" iron-based superconductor, LiFeAs, has attacted great research interest in recent years. For the first time, we have successfully grown LiFeAs thin film by molecular beam epitaxy (MBE) on SrTiO3(001) substrate, and…

Materials Science · Physics 2015-03-12 Kai Chang , Peng Deng , Teng Zhang , Hai-Cheng Lin , Kun Zhao , Shuai-Hua Ji , Lili Wang , Ke He , Xu-Cun Ma , Xi Chen , Qi-Kun Xue

In this paper, we investigate the Cauchy problem of the nonhomogeneous incompressible non-resistive MHD on $\mathbb{R}^2$ with vacuum as far field density and prove that the 2D Cauchy problem has a unique local strong solution provided that…

Analysis of PDEs · Mathematics 2018-01-03 Mingtao Chen , Aibin Zang

Molecular beam epitaxy (MBE), a workhorse of the semiconductor industry, has progressed rapidly in the last few decades in the development of novel materials. Recent developments in condensed matter and materials physics have seen the rise…

Materials Science · Physics 2025-03-11 Gaurab Rimal , Ryan B. Comes

The global existence of strong solutions to the compressible viscous magnetohydrodynamic (MHD) equations in $\mathbb{R}^3$ remains a significant open problem. When there is no magnetic diffusion, even small data global well-posedness is…

Analysis of PDEs · Mathematics 2025-05-08 Jiahong Wu , Xiaoping Zhai

Hybrid oxide molecular beam epitaxy (hMBE), a thin-film deposition technique in which transition metal cations are delivered using a metal-organic precursor, has emerged as the state-of-the-art approach to the synthesis of electronic-grade…

We study the Cauchy problem of three-dimensional compressible non-isentropic magnetohydrodynamic (MHD) fluids with both interior and far field vacuum states. Applying delicate energy estimates, initial layer analysis, and continuation…

Analysis of PDEs · Mathematics 2024-08-23 Yang Liu , Xin Zhong

Transition metal oxide heterostructures and interfaces host a variety of exciting quantum phases and can be grown with atomic-scale precision by utilising the intensity oscillations of $in$ $situ$ reflection high-energy electron diffraction…

Materials Science · Physics 2017-08-02 T. W. Zhang , Z. W. Mao , Z. B. Gu , Y. F. Nie , X. Q. Pan

The present paper concerns the well-posedness of the Cauchy problem for microlocally symmetrizable hyperbolic systems whose coefficients and symmetrizer are log-Lipschitz continuous, uniformly in time and space variables. For the global in…

Analysis of PDEs · Mathematics 2016-10-14 Ferruccio Colombini , Daniele Del Santo , Francesco Fanelli , Guy Métivier

Universality of interfacial roughness in growing epithelial tissue has remained a controversial issue. Kardar-Parisi-Zhang (KPZ) and Molecular Beam Epitaxy (MBE) universality classes have been reported among other behaviors including total…

Soft Condensed Matter · Physics 2022-03-31 Mahmood Mazarei , Jan Åström , Jan Westerholm , Mikko Karttunen

This paper concerns the Cauchy problem of the nonhomogeneous incompressible magnetohydrodynamic (MHD) equations on the whole two-dimensional (2D) space with vacuum as far field density. In particular, the initial density can have compact…

Analysis of PDEs · Mathematics 2015-06-17 Boqiang Lv , Zhonghai Xu , Xin Zhong

In this paper, we provide a much simplified proof of the main result in [Lin, Xu, Zhang, arXiv:1302.5877] concerning the global existence and uniqueness of smooth solutions to the Cauchy problem for a 2D incompressible viscous and…

Analysis of PDEs · Mathematics 2014-10-24 Ting Zhang

To advance fundamental understanding, and ultimate application, of transition-metal dichalcogenide (TMD) monolayers, it is essential to develop capabilities for the synthesis of high-quality single-layer samples. Molecular beam epitaxy…

Materials Science · Physics 2020-01-22 Akhil Rajan , Kaycee Underwood , Federico Mazzola , Philip D. C. King

Monolayer (ML) transition-metal dichalcogenides exist in different phases, such as the hexagonal (2H) and distorted octahedral or monoclinic (1T') phases. The different structures show vastly different properties. For example, the 2H MoTe2…

Materials Science · Physics 2017-04-26 Jinglei Chen , Guanyong Wang , Yanan Tang , Jinpeng Xu , Xianqi Dai , Jinfeng Jia , Wingkin Ho , Maohai Xie

Molecular beam epitaxy (MBE) is a state-of-the-art technique for depositing thin films with precise stoichiometric control. However, when depositing oxides of perovskite-type ABO3, this process becomes challenging as controlling the flux…

Materials Science · Physics 2024-10-02 Jasnamol Palakkal , Tobias Meyer , Márton Major , Laurin Elias Bierschenk , Lambert Alff