The transport properties of silicon and carbon nanotubes at the atomic scale: a first-principles study

2016 ◽  
Vol 18 (34) ◽  
pp. 23643-23650 ◽  
Author(s):  
Tengying Ma ◽  
Shizheng Wen ◽  
Likai Yan ◽  
Caixia Wu ◽  
Chunmei Zhang ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Density Functional Theory ◽  
Comparative Study ◽  
Transport Properties ◽  
Green's Function ◽  
First Principles ◽  
Density Functional ◽  
Atomic Scale ◽  
Functional Theory ◽  
First Principles Study

We report a comparative study of the intrinsic electronic and transport properties of four pairs of SiNTs and CNTs using density functional theory (DFT) combined with the nonequilibrium Green's function (NEGF) method.

Multifunctional heterostructures constructed using MoS2 and WS2 nanoribbons

2016 ◽  
Vol 18 (39) ◽  
pp. 27468-27475 ◽  
Author(s):  
Yi Zhou ◽  
Jichen Dong ◽  
Hui Li
Keyword(s):  
Density Functional Theory ◽  
Transport Properties ◽  
Green's Function ◽  
Electronic Transport ◽  
First Principles ◽  
Density Functional ◽  
First Principles Calculations ◽  
Functional Theory ◽  
Electronic Transport Properties ◽  
Nonequilibrium Green's Function

Using first-principles calculations based on nonequilibrium Green's function together with density functional theory, we investigated the electronic transport properties of some devices consisting of armchair and zigzag MoS2NRs/WS2NRs in-plane heterostructures.

scholarly journals Electronic and transport properties of zigzag phosphorene nanoribbons with nonmetallic atom terminations

RSC Advances ◽  
2020 ◽  
Vol 10 (3) ◽  
pp. 1400-1409 ◽  
Author(s):  
L. Sun ◽  
Z. H. Zhang ◽  
H. Wang ◽  
M. Li
Keyword(s):  
Density Functional Theory ◽  
Transport Properties ◽  
Electronic Properties ◽  
Green's Function ◽  
First Principles ◽  
Density Functional ◽  
Functional Theory ◽  
Non Equilibrium Green’S Function ◽  
Non Equilibrium ◽  
First Principles Method

Using the first-principles method based on density-functional theory and non-equilibrium Green's function, the electronic properties of zigzag ZPNRs terminated with NM atoms, as well as a pristine case, were studied systematically.

Adsorption of the Gas Molecules (NH3, C2H6O, C3H6O, CO, H2S) on noble metal (Ag, Au, Pt, Pd, Ru)–Doped MoSe2 Monolayer: A First-Principles Study

2021 ◽  
Author(s):  
Lanjuan Zhou ◽  
Sujing Yu ◽  
Yan Yang ◽  
Qi Li ◽  
Tingting Li ◽  
...  
Keyword(s):  
Density Functional Theory ◽  
Noble Metal ◽  
First Principles ◽  
Density Functional ◽  
Noble Metals ◽  
Gas Sensing ◽  
Functional Theory ◽  
First Principles Study ◽  
Gas Molecules ◽  
Sensing Performance

In this paper, the effects of five noble metals (Au, Pt, Pd, Ag, Ru) doped MoSe2 on improving gas sensing performance were predicted through density functional theory (DFT) based on...

Geometric, electronic properties of Au$_l$Pt$_m$ ($l$+$m$$\leqslant$10) clusters: A first-principles study

2021 ◽  
Author(s):  
Wei-Feng Xie ◽  
Hao-Ran Zhu ◽  
Shi-Hao Wei
Keyword(s):  
Density Functional Theory ◽  
Electronic Properties ◽  
First Principles ◽  
Density Functional ◽  
Inverse Design ◽  
Functional Theory ◽  
First Principles Study

The structural evolutions and electronic properties of Au$_l$Pt$_m$ ($l$+$m$$\leqslant$10) clusters are investigated by using the first$-$principles methods based on density functional theory (DFT). We use Inverse design of materials by...

scholarly journals Hydrogenation and oxidation enhances the thermoelectric performance of Si2BN monolayer

2021 ◽  
Author(s):  
H. R. Mahida ◽  
Deobrat Singh ◽  
Yogesh Sonvane ◽  
Sanjeev K. Gupta ◽  
P. B. Thakor ◽  
...  
Keyword(s):  
Density Functional Theory ◽  
Charge Transport ◽  
Transport Properties ◽  
First Principles ◽  
Density Functional ◽  
Thermoelectric Performance ◽  
First Principles Calculations ◽  
Functional Theory

In the present study, we have investigated the structural, electronic, and charge transport properties of pristine, hydrogenated, and oxidized Si2BN monolayers via first-principles calculations based on density functional theory (DFT).

Oxygen-evolution reactions (OER) on transition-metal-doped Fe3Co(PO4)4 iron-phosphate surfaces: a first-principles study

2021 ◽  
Author(s):  
Yogeshwaran Krishnan ◽  
Sateesh Bandaru ◽  
Niall J. English
Keyword(s):  
Density Functional Theory ◽  
Transition Metal ◽  
Oxygen Evolution ◽  
First Principles ◽  
Density Functional ◽  
Iron Phosphate ◽  
Functional Theory ◽  
First Principles Study ◽  
Metal Doped ◽  
Catalyst Surfaces

A series of transition-metal-doped Fe1−xMxCo(PO4)4(010) and Fe3Co1−xMx(PO4)4(010) electro-catalyst surfaces (with M = Mn, Os, Ru, Rh and Ir) have been modelled via density-functional theory (DFT) to gauge their oxygen-evolution reactions (OER).

Effect of dispersion on surface interactions of cobalt(ii) octaethylporphyrin monolayer on Au(111) and HOPG(0001) substrates: a comparative first principles study

2014 ◽  
Vol 16 (27) ◽  
pp. 14096-14107 ◽  
Author(s):  
Bhaskar Chilukuri ◽  
Ursula Mazur ◽  
K. W. Hipps
Keyword(s):  
Density Functional Theory ◽  
Electronic Properties ◽  
First Principles ◽  
Density Functional ◽  
Surface Interactions ◽  
Dispersion Interactions ◽  
Functional Theory ◽  
First Principles Study ◽  
Conductive Surfaces

Implication of dispersion interactions on geometric, adsorption and electronic properties of porphyrin monolayer on conductive surfaces using density functional theory.

First-principles study of phase stability, electronic and mechanical properties of plutonium sub-oxides

2019 ◽  
Vol 21 (30) ◽  
pp. 16818-16829 ◽  
Author(s):  
P. S. Ghosh ◽  
A. Arya
Keyword(s):  
Mechanical Properties ◽  
Density Functional Theory ◽  
Phase Stability ◽  
First Principles ◽  
Density Functional ◽  
Functional Theory ◽  
First Principles Study ◽  
Hubbard Parameter ◽  
Formation Energies

Formation energies of PuO2, α-Pu2O3 and sub-oxides PuO2−x (0.0 < x < 0.5) are determined using density functional theory employing generalised gradient approximation corrected with an effective Hubbard parameter.

A first principles study of H2S adsorption and decomposition on a Ge(100) surface

RSC Advances ◽  
2015 ◽  
Vol 5 (5) ◽  
pp. 3825-3832 ◽  
Author(s):  
Tsung-Fan Teng ◽  
Santhanamoorthi Nachimuthu ◽  
Wei-Hsiu Hung ◽  
Jyh-Chiang Jiang
Keyword(s):  
Density Functional Theory ◽  
Dft Calculations ◽  
First Principles ◽  
Density Functional ◽  
Reaction Paths ◽  
Functional Theory ◽  
First Principles Study ◽  
H2s Adsorption

We employed density functional theory (DFT) calculations to examine the adsorption configurations and possible reaction paths for H2S on a Ge(100) surface.

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