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Related papers: Tuning energy barriers by doping 2D group-IV monoc…

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Two-dimensional ferroelectrics with robust polarization offer promising opportunities for non-volatile memory, field-effect transistors, and optoelectronic devices. However, the impact of lattice deformation on polarization and photoinduced…

Materials Science · Physics 2025-06-02 Kun Yang , Jianxin Yu , Jia Zhang , Sheng Meng , Jin Zhang

The possibilities to increase the static conductivity of PVC compared to the initial antistatic level, for PVC plasticate obtained with effective plasticizer - a so called modifier of type A, and partial thermal dehydrochlorination for…

Mesoscale and Nanoscale Physics · Physics 2012-08-22 V. I. Krystob , L. A. Apresyan , D. V. Vlasov , T. D. Vlasova

In spite of great appeal of two-dimensional (2D) semiconductors for electronics and optoelectronics, to achieve required charge carrier concentrations by means of chemical doping remains a challenge, due to large defect ionization energies…

Materials Science · Physics 2017-11-15 Ji-Hui Yang , Boris. I. Yakobson

Properties of two-dimensional transition metal dichalcogenides are highly sensitive to the presence of defects in the crystal structure. A detailed understanding of defect structure may lead to control of material properties through defect…

The effect of doping on the parameters of an electron-hole liquid (EHL) in heterostructures based on transition metal dichalcogenides is studied. The phase diagram of the EHL is constructed. It is shown that for the formation of a…

Mesoscale and Nanoscale Physics · Physics 2022-05-11 P. V. Ratnikov , A. P. Silin

The electronic structure and intrinsic magnetic properties of $\text{Fe}_2\text{AlB}_2$-related compounds and their alloys have been investigated using density functional theory. For $\text{Fe}_2\text{AlB}_2$, the crystallographic $a$ axis…

Materials Science · Physics 2017-03-22 Liqin Ke , Bruce N. Harmon , Matthew J. Kramer

MoTe2 is a rare transition-metal ditelluride having two kinds of layered polytypes, hexagonal structure with trigonal prismatic Mo coordination and monoclinic structure with octahedral Mo coordination. The monoclinic distortion in the…

Materials Science · Physics 2015-02-20 Koji Ikeura , Hideaki Sakai , Mohammad Saeed Bahramy , Shintaro Ishiwata

There has been extensive activity exploring the doping of semiconducting two-dimensional (2D) transition metal dichalcogenides in order to tune their electronic and magnetic properties. The outcome of doping depends on various factors,…

The electronic structural properties in the presence of constrained magnetization and a charged background are studied for a monolayer of FeSe in non-magnetic, checkerboard-, and striped-antiferromagnetic (AFM) spin configurations. First…

Superconductivity · Physics 2013-02-12 Timur Bazhirov , Marvin L. Cohen

We consider the coupling between an external electric field and dissociated ions embedded in anisotropic polarizable media such as block copolymers. We argue that the presence of such ions can induce strong morphological changes and even…

Soft Condensed Matter · Physics 2009-11-07 Yoav Tsori , Francois Tournilhac , David Andelman , Ludwik Leibler

Two-dimensional materials (2DM) have attracted much interest due to their distinct optical, electronic, and catalytic properties. These properties can be by tuned a range of methods including substitutional doping or, as recently…

Transition-metal-dichalcogenides own a variety of structures as well as electronic properties which can be modulated by structural variations, element substitutions, ion or molecule intercalations, etc. However, there is very limited…

Tunneling of electrons through the barriers in heterostructures has been studied, within unified transfer matrix approach. The effect of barrier width on the transmission coefficient of the electrons has been investigated for different…

Mesoscale and Nanoscale Physics · Physics 2010-02-10 Jatindranath Gain , Madhumita Das Sarkar , Sudakshina Kundu

Transition metal diborides crystallise in the $\alpha$, $\gamma$, or $\omega$ type structure, in which pure transition metal layers alternate with pure boron layers stacked along the hexagonal [0001] axis. Here we view the prototypes as…

Materials Science · Physics 2024-05-21 Thomas Leiner , Nikola Koutná , Jozef Janovec , Martin Zelený , Paul H. Mayrhofer , David Holec

It was recently proposed that the stress state of a material can also be altered via electron or hole doping, a concept termed electronic stress (ES), which is different from the traditional mechanical stress (MS) due to lattice contraction…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Sun-Woo Kim , Hyun-Jung Kim , Fangfei Ming , Yu Jia , Changgan Zeng , Jun-Hyung Cho , Zhenyu Zhang

In this work, we study the electronic properties of monolayer transition metal dichalcogenide materials subjected to aliovalent doping, using Nb-doped WS2 as an exemplar. Scanning transmission electron microscopy imaging of the as-grown…

Materials Science · Physics 2021-06-16 Siow Mean Loh , Xue Xia , Neil R. Wilson , Nicholas D. M. Hine

In search of an improved strategy to form low resistance contacts to MoS2 and related semiconducting transition metal dichalcogenides, we use ab initio density functional electronic structure calculations in order to determine the…

Mesoscale and Nanoscale Physics · Physics 2019-05-03 Zhibin Gao , Zhixian Zhou , David Tomanek

Neodymium nickelate, NdNiO3 attracts attraction due to the simultaneous occurrence of several phase transitions around the same temperature. The electronic properties of NdNiO3 are extremely complex as structural distortion, electron…

Materials Science · Physics 2022-09-07 Raktima Basu , Reshma Kumawat , Mrinmay Sahu , Abu Bakkar Miah , Partha Mitra , Goutam Dev Mukherjee

Strongly interacting electrons in layered materials give rise to a plethora of emergent phenomena, such as unconventional superconductivity. heavy fermions, and spin textures with non-trivial topology. Similar effects can also be observed…

Mesoscale and Nanoscale Physics · Physics 2022-08-23 Soroush Arabi , Taner Esat , Aizhan Sabitova , Yuqi Wang , Hovan Lee , Cedric Weber , Klaus Kern , F. Stefan Tautz , Ruslan Temirov , Markus Ternes

In this present study, we systematically investigated the structural, electronic, optical and transport properties of pristine and group II, group IVa doped GaS monolayers using density functional theory (DFT). The strong formation energy…

Mesoscale and Nanoscale Physics · Physics 2020-03-18 Munish Sharma