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Open AccessAdvances of machine learning in materials science: Ideas and techniques
In this big data era, the use of large dataset in conjunction with machine learning (ML) has been increasingly popular in both industry and academia. In recent times, the field of materials science is also und...
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Article
Review of the role of ionic liquids in two-dimensional materials
Ionic liquids (ILs) are expected to be used as readily available “designer” solvents, characterized by a number of tunable properties that can be obtained by modulating anion and cation combinations and ion ch...
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Article
Open AccessGrowth, structure, and morphology of van der Waals epitaxy Cr1+δTe2 films
The preparation of two-dimensional magnetic materials is a key process to their applications and the study of their structure and morphology plays an important role in the growth of high-quality thin films. He...
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Article
Open AccessDetermination of the embedded electronic states at nanoscale interface via surface-sensitive photoemission spectroscopy
The fabrication of small-scale electronics usually involves the integration of different functional materials. The electronic states at the nanoscale interface plays an important role in the device performance...
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Article
Tuning the magnetic and electronic properties of strontium titanate by carbon do**
The magnetic and electronic properties of strontium titanate with different carbon dopant configurations are explored using first-principles calculations with a generalized gradient approximation (GGA) and the...
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Article
Modulation of the electronic states of perovskite SrCrO3 thin films through protonation via low-energy hydrogen plasma implantation approaches
Hydrogenation of transition metal oxides offers a powerful platform to tailor physical functionalities as well as for potential applications in modern electronic technologies. An ideal nondestructive and effic...
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Article
Open AccessSynchrotron X-ray Absorption Spectroscopy Study of Local Structure in Al-Doped BiFeO3 Powders
The Al-doped BiFeO3, i.e., BFAxO powder samples with x = 0, 0.025, 0.05, and 0.1, were prepared via the hydrothermal route. The effects of Al substitution on the structural, electrical, and optical properties of ...
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Article
Review of borophene and its potential applications
Since two-dimensional boron sheet (borophene) synthesized on Ag substrates in 2015, research on borophene has grown fast in the fields of condensed matter physics, chemistry, material science, and nanotechnolo...
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Article
Route to design highly efficient thermal rectifiers from microstructured cellular biomorphic materials
The application of electronic diodes has greatly motivated the development of industrial engineering, while predictably, thermal rectifiers, as thermal manipulation devices, might have broad applications in th...
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Open AccessInterfaces between hexagonal and cubic oxides and their structure alternatives
Multi-layer structure of functional materials often involves the integration of different crystalline phases. The film growth orientation thus frequently exhibits a transformation, owing to multiple possibilit...
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Article
Open AccessTuning the Surface Morphologies and Properties of ZnO Films by the Design of Interfacial Layer
Wurtzite ZnO films were grown on MgO(111) substrates by plasma-assisted molecular beam epitaxy (MBE). Different initial growth conditions were designed to monitor the film quality. All the grown ZnO films show...
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Article
Open AccessNew crystal structure prediction of fully hydrogenated borophene by first principles calculations
New crystal structures of fully hydrogenated borophene (borophane) have been predicted by first principles calculation. Comparing with the chair-like borophane (C-boropane) that has been reported in literature...
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Open AccessEnhanced thermoelectric performance in three-dimensional superlattice of topological insulator thin films
We show that certain three-dimensional (3D) superlattice nanostructure based on Bi2Te3 topological insulator thin films has better thermoelectric performance than two-dimensional (2D) thin films. The 3D superlatt...
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Open AccessTailoring of polar and nonpolar ZnO planes on MgO (001) substrates through molecular beam epitaxy
Polar and nonpolar ZnO thin films were deposited on MgO (001) substrates under different deposition parameters using oxygen plasma-assisted molecular beam epitaxy (MBE). The orientations of ZnO thin films were...
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Article
Open AccessNanoparticle manipulation by thermal gradient
A method was proposed to manipulate nanoparticles through a thermal gradient. The motion of a fullerene molecule enclosed inside a (10, 10) carbon nanotube with a thermal gradient was studied by molecular dyna...
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Article
Thermoelectric Properties of PbTe, SnTe, and GeTe at High Pressure: an Ab Initio Study
In this work we present an ab initio study of the transport properties of PbTe, SnTe, and GeTe crystals in the B1 structure under zero and high pressure and analyze the possibility of pressure-induced thermoelect...
