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Related papers: Novel 2D vanadium sulphides: synthesis, atomic str…

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Two-dimensional (2D) transition metal dichalcogenides (TMDs) is a versatile class of quantum materials of interest to various fields including, e.g., nanoelectronics, optical devices, and topological and correlated quantum matter. Tailoring…

Among the large family of transition metal dichalcogenides (TMDCs), recently ReS2 has stood out due to its nearly layer-independent optoelectronic and physicochemical properties. These are related to its 1T distorted octahedral structure,…

The emergence of transition metal dichalcogenides (TMD) as crystalline atomically thin semiconductors has created a tremendous amount of scientific and technological interest. Many novel device concepts have been proposed and realized…

Mesoscale and Nanoscale Physics · Physics 2020-10-19 Woojoo Lee , Yi Lin , Li-Shuan Lu , Wei-Chen Chueh , Mengke Liu , Xiaoqin Li , Wen-Hao Chang , Robert A. Kaindl , Chih-Kang Shih

Employing density functional theory-based methods, we investigate monolayer and bilayer structures of hexagonal SnS$_{2}$, which is recently synthesized monolayer metal dichalcogenide. Comparison of 1H and 1T phases of monolayer SnS$_{2}$…

Mesoscale and Nanoscale Physics · Physics 2016-03-14 C. Bacaksiz , S. Cahangirov , A. Rubio , R. T. Senger , F. M. Peeters , H. Sahin

Two-dimensional (2D) transition metal di-chalcogenide layers with high electrical conductivity and spin-orbit coupling (SOC) can find huge potential in spintronic devices. With limited success of 2D spin Hall material development, we…

Two-dimensional materials are expected to play an important role in next-generation electronics and optoelectronic devices. Recently, twisted bilayer graphene and transition metal dichalcogenides have attracted significant attention due to…

The layer dependent structural, electronic and vibrational properties of SnS2 and SnSe2 are investigated using first-principles density functional theory (DFT). The in-plane lattice constants, interlayer distances and binding energies are…

Materials Science · Physics 2016-10-05 Joseph M. Gonzalez , Ivan I. Oleynik

We report on fabrication of large-scale arrays of suspended molybdenum disulfide (MoS2) atomic layers, as two-dimensional (2D) MoS2 nanomechanical resonators. We employ a water-assisted lift-off process to release chemical vapor deposited…

Mesoscale and Nanoscale Physics · Physics 2016-07-15 Hao Jia , Rui Yang , Ariana E. Nguyen , Sahar N. Alvillar , Thomas Empante , Ludwig Bartels , Philip X. -L. Feng

We study pressure-induced structural evolution of vanadium diselenide (VSe2), a 1T polymorphic member of the transition metal di-chalcogenide (TMD) family using synchrotron-based powder X-ray diffraction (PXRD) and first-principles density…

As a fundamental structural feature, the symmetry of materials determines the exotic quantum properties in transition metal dichalcogenides (TMDs) with charge density wave (CDW). Breaking the inversion symmetry, the Janus structure, an…

Atomic models of quasi-one-dimensional 1D vanadium oxide nanostructures - nanotubes of various morphology (cylinder or scroll-like) formed by rolling (010) single layers of V2O5 are constructed and their electronic properties are studied…

Materials Science · Physics 2007-05-23 A. N. Enyashin , V. V. Ivanovskaya , Yu. N. Makurin , A. L. Ivanovskii

Two-dimensional (2D) layered tungsten diselenides (WSe2) material has recently drawn a lot of attention due to its unique optoelectronic properties and ambipolar transport behavior. However, direct chemical vapor deposition (CVD) synthesis…

Materials Science · Physics 2014-12-18 Liang Chen , Bilu Liu , Ahmad N. Abbas , Yuqiang Ma , Xin Fang , Yihang Liu , Chongwu Zhou

Using two different experimental techniques, namely, chemical vapor deposition (CVD) and physical vapor deposition (PVD), we deposited a Lead sulphide (PbS) thin films with a very small lifetime. We investigated the morphology of the…

Materials Science · Physics 2014-09-12 H. S. H. Mohamed , M. Abdel-Hafiez , B. N. Miroshnikov , A. D. Barinov , I. N. Miroshnikova

A novel crystal configuration of sandwiched S-Mo-Se structure (Janus SMoSe) at the monolayer limit has been synthesized and carefully characterized in this work. By controlled sulfurization of monolayer MoSe2 the top layer of selenium atoms…

We provide insights into the atomistic details of the ultrafast spatially-resolved breakdown of the insulating M1 phase in bulk VO2 employing an ab initio technique based on time-dependent density-functional theory and dynamical mean-field…

Strongly Correlated Electrons · Physics 2020-12-01 Jose Mario Galicia-Hernandez , Volodymyr Turkowski , Gregorio Hernandez-Cocoletzi , Talat S. Rahman

The large-area synthesis of high-crystalline-quality two-dimensional (2D) materials is at the core of novel material integration for semiconductor technology. This effort relies on developing fabrication and characterization techniques that…

Group IV and V monolayers are very crucial 2D materials for their high carrier mobilities, tunable band gaps, and optical linear dichroism. Very recently, a novel group IV-V binary compound, Sn2Bi, has been synthesized on silicon substrate,…

The electronic and magnetic properties of transition metal dichalcogenides are known to be extremely sensitive to their structure. In this paper we study the effect of structure on the electronic and magnetic properties of mono- and bilayer…

Atomically thin vanadium diselenide (VSe2 ) is a two-dimensional transition metal dichalcogenide exhibiting attractive properties due to its metallic 1T-phase. With the recent development of methods to manufacture high-quality monolayer VSe…

Strongly Correlated Electrons · Physics 2021-05-14 Tae Gwan Park , Byoung Ki Choi , Junho Park , Jungdae Kim , Young Jun Chang , Fabian Rotermund

Two-dimensional (2D) transition metal dichalcogenides (TMDs), such as MoS2, have the potential to be widely used in electronic devices and sensors due to their high carrier mobility and tunable band structure. In 2D TMD devices, surface and…

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