Tianxing Wang
YOU?
Author Swipe
View article: Intrinsic and B-doped graphyne as a two-dimensional material gas sensing detector for the detection of SF6 decomposition products
Intrinsic and B-doped graphyne as a two-dimensional material gas sensing detector for the detection of SF6 decomposition products Open
Detection of SF 6 decomposition products (H 2 S, SO 2 , SOF 2 , and SO 2 F 2 ) is critical for fault diagnosis in gas-insulated substations (GIS). However, conventional semiconductor sensors suffer from low sensitivity at room temperature.…
View article: A self-adaptive wildfire detection algorithm by fusing physical and deep learning schemes
A self-adaptive wildfire detection algorithm by fusing physical and deep learning schemes Open
Currently, the spectra-based physical models and deep learning methods are frequently used to detect wildfires from remote sensing data. However, physical algorithms mainly rely on radiative transfer processes, which limit their effectiven…
View article: Electronic transport characteristics and nanodevice designs for β-HfNCl monolayer
Electronic transport characteristics and nanodevice designs for β-HfNCl monolayer Open
The mechanical properties, electronic structure, electric transport and optoelectronic properties of a recently predicted wide bandgap semiconductor β-HfNCl monolayer are systematically studied by means of first-principles calculations. β-…
View article: Insulator-to-metal transition in the black diamond from molecular-dynamics-Landauer method
Insulator-to-metal transition in the black diamond from molecular-dynamics-Landauer method Open
The critical condition and mechanism of the insulator-to-metal transition (IMT) for the black diamond were studied by the molecular-dynamics-Landauer method. The IMT will occur at sufficiently high contents of vacancies in the diamond. The…
View article: Graphene-like Dispersion and Strong Optical Absorption in Two-Dimensional RP-type Sr<sub>3</sub>Ti<sub>2</sub>S<sub>7</sub> Perovskite
Graphene-like Dispersion and Strong Optical Absorption in Two-Dimensional RP-type Sr<sub>3</sub>Ti<sub>2</sub>S<sub>7</sub> Perovskite Open
Two-dimensional (2D) Ruddlesden–Popper (RP) perovskite alloys have recently become attractive due to many desired physical properties originating from distinct van der Waals-type layered structures. In this work, a novel 2D RP-type Sr3Ti2S…
View article: Properties of B- and Si-doped monolayer black phosphorus under biaxial strain
Properties of B- and Si-doped monolayer black phosphorus under biaxial strain Open
The properties of monolayer black phosphorus, B-doped black phosphorus and Si-doped black phosphorus under biaxial strain are studied by first-principles calculations. The computed bandgaps of black phosphorus and B-doped black phosphorus …
View article: Preparation of SiO2@Au Nanoparticle Photonic Crystal Array as Surface-Enhanced Raman Scattering (SERS) Substrate
Preparation of SiO2@Au Nanoparticle Photonic Crystal Array as Surface-Enhanced Raman Scattering (SERS) Substrate Open
Surface-enhanced Raman scattering technology plays a prominent role in spectroscopy. By introducing plasmonic metals and photonic crystals as a substrate, SERS signals can achieve further enhancement. However, the conventional doping prepa…
View article: Computational design of a reliable intermediate-band photovoltaic absorber based on diamond
Computational design of a reliable intermediate-band photovoltaic absorber based on diamond Open
To reduce the wide bandgap of diamond and expand its applications in the photovoltaic fields, a diamond-based intermediate-band (IB) material C-Ge-V alloy was designed by first-principles calculations. By replacing some C with Ge and V in …
View article: Higher-order topological and nodal superconducting transition-metal sulfides MS (M = Nb and Ta)
Higher-order topological and nodal superconducting transition-metal sulfides MS (M = Nb and Ta) Open
Intrinsic topological superconducting materials are exotic and vital to develop the next-generation topological superconducting devices, topological quantum calculations, and quantum information technologies. Here, we predict the topologic…
View article: Insulator-to-metal transition in intermediate-band materials: insights from temperature-dependent transmission computations
Insulator-to-metal transition in intermediate-band materials: insights from temperature-dependent transmission computations Open
Insulator-to-metal (I–M) transition is crucial for an intermediate-band (IB) photovoltaic material to suppress the non-radiative recombinations and improve its efficiency. Nevertheless, the mechanism and critical condition of the I–M trans…
View article: Topological and nodal superconductor kagome magnesium triboride
Topological and nodal superconductor kagome magnesium triboride Open
Recently the kagome compounds have inspired enormous interest and made some great progress such as in the field of superconductivity and topology. Here we predict a different kagome magnesium triboride (MgB3) superconductor with a calcula…
View article: Coupling Au-loaded magnetic frameworks to photonic crystal for the improvement of photothermal heating effect in SERS
Coupling Au-loaded magnetic frameworks to photonic crystal for the improvement of photothermal heating effect in SERS Open
The combination of plasmonic metals and photonic crystal (PC) structure is considered to have potential for further enhancement of the surface-enhanced Raman scattering (SERS) effect in comparison with conventional metal SERS substrates.
View article: Topological and nodal superconductor kagome magnesium triboride
Topological and nodal superconductor kagome magnesium triboride Open
Recently the kagome compounds have inspired enormous interest and made some great progress such as in the field of superconductivity and topology. Here we predict a different kagome magnesium triboride (MgB3) superconductor with a calculat…
View article: Nanodevices engineering and spin transport properties of MnBi2Te4 monolayer
Nanodevices engineering and spin transport properties of MnBi2Te4 monolayer Open
Two-dimensional (2D) magnetic materials are essential for the development of the next-generation spintronic technologies. Recently, layered van der Waals (vdW) compound MnBi 2 Te 4 (MBT) has attracted great interest, and its 2D structure h…
View article: Quantum Confinement Effects on Excitonic Properties in the 2D vdW quantum system: The ZnO/WSe<sub>2</sub> Case
Quantum Confinement Effects on Excitonic Properties in the 2D vdW quantum system: The ZnO/WSe<sub>2</sub> Case Open
Quantum confinement effects play important roles in determining the electronic structures and optical properties of 2D quantum systems. Herein, the 2D ZnO/WSe 2 van der Waals (vdW) system to study the influence of quantum confinement on ex…
View article: Evaluating the exfoliation of two-dimensional materials with a Green's function surface model
Evaluating the exfoliation of two-dimensional materials with a Green's function surface model Open
Previous methods for the evaluation of the exfoliation of two-dimensional (2D) layered materials have drawbacks in computational efficiency and are unable to describe cases with semi-infinite substrates. Based on a Green's function surface…
View article: Unveiling the Electric-Current-Limiting and Photodetection Effect in Two-Dimensional Hydrogenated Borophene
Unveiling the Electric-Current-Limiting and Photodetection Effect in Two-Dimensional Hydrogenated Borophene Open
The electronic transport and photoelectric properties of hydrogenated\nborophene B4H4, which was realized in a recent experiment by Nishino [J. Am.\nChem. Soc. 139, 13761 (2017)], are systematically investigated using the\ndensity function…
View article: How does the electric current propagate through fully-hydrogenated borophene?
How does the electric current propagate through fully-hydrogenated borophene? Open
Borophane shows a perfect electrical anisotropy and is a promising candidate for nano-switching materials with a stable structure and a high ON/OFF ratio.
View article: 3d transition metal doping-induced electronic structures and magnetism in 1T-HfSe<sub>2</sub> monolayers
3d transition metal doping-induced electronic structures and magnetism in 1T-HfSe<sub>2</sub> monolayers Open
By performing first-principles calculations, we explore the structural, electronic and magnetic properties of 3d transition metal (TM) atom-doped 1T-HfSe2 monolayers.
View article: Effect of an external electric field on the electronic properties of SnS<sub>2</sub>/PbI<sub>2</sub> van der Waals heterostructures
Effect of an external electric field on the electronic properties of SnS<sub>2</sub>/PbI<sub>2</sub> van der Waals heterostructures Open
The future development of optoelectronic devices will require an advanced control technology in electronic properties, for example by an external electric field (Efield).
View article: Monoclinic Ga<sub>2</sub>O<sub>3</sub>(100) surface as a robust photocatalyst for water-splitting
Monoclinic Ga<sub>2</sub>O<sub>3</sub>(100) surface as a robust photocatalyst for water-splitting Open
The β-Ga2O3(100) surface, with or without defects, as a robust photocatalyst for water decomposition was studied on the basis of density functional theory (DFT).
View article: Effective n-type F-doped MoSe<sub>2</sub> monolayers
Effective n-type F-doped MoSe<sub>2</sub> monolayers Open
Using a first-principles method, based on the Vienna Ab-initio Simulation Package (VASP), we have studied the electronic structure, formation energy and transition level of a MoSe2 monolayer doped with V and VII atoms.