Dimension Effect on Ferroelectricity: A First-principles Study in GeS Nanoribbons

2021 ◽  
Author(s):  
Haishan Su ◽  
Ting Hu ◽  
Erjun Kan
Keyword(s):  
First Principles ◽  
First Principles Calculations ◽  
First Principles Study ◽  
Low Dimensional ◽  
Miniaturized Devices

Low-dimensional ferroelectricity have attracted enormous attention due to their applications in miniaturized devices and understanding the dimension effect on ferroelectricity is of significant importance. Based on first-principles calculations, we have...

scholarly journals First-principles study on structural, electronic and optical properties of perovskite solid solutions KB1−xMgxI3 (B = Ge, Sn) toward water splitting photocatalysis

RSC Advances ◽  
2021 ◽  
Vol 11 (42) ◽  
pp. 26432-26443
Author(s):  
Chol-Hyok Ri ◽  
Yun-Sim Kim ◽  
Un-Gi Jong ◽  
Yun-Hyok Kye ◽  
Se-Hun Ryang ◽  
...  
Keyword(s):  
Optical Properties ◽  
Water Splitting ◽  
Potassium Iodide ◽  
Solid Solutions ◽  
First Principles ◽  
Lead Free ◽  
First Principles Calculations ◽  
Electronic And Optical Properties ◽  
First Principles Study

We propose lead-free potassium iodide perovskite solid solutions KBI3 with B-site mixing between Ge/Sn and Mg as potential candidates for photocatalysts based on systematic first-principles calculations.

Mechanisms of bismuth-activated near-infrared photoluminescence - a first-principles study on the MXCl3 series

2021 ◽  
Author(s):  
Qiaoling Chen ◽  
Weiguo Jing ◽  
Yau-Yuen Yeung ◽  
Min Yin ◽  
Chang-Kui Duan
Keyword(s):  
First Principles ◽  
Valence State ◽  
Near Infrared ◽  
Site Occupancy ◽  
First Principles Calculations ◽  
First Principles Study

Bismuth dopants have attracted intensive studies experimentally for their extremely broad nearinfrared luminescence. Here we performed first-principles calculations to investigate the site occupancy and valence state by taking the condition...

scholarly journals Oxygen reduction on zirconium-stabilized-PdO surfaces: a first-principles study

RSC Advances ◽  
2017 ◽  
Vol 7 (65) ◽  
pp. 41057-41062 ◽  
Author(s):  
Xiaofeng Yang ◽  
Zongbao Li ◽  
Xinyu Li ◽  
Ao Wang ◽  
Lichao Jia ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
First Principles ◽  
Relative Stability ◽  
Reduction Reaction ◽  
First Principles Calculations ◽  
First Principles Study

The oxygen reduction reaction properties on PdO and Zr-doped PdO surfaces, and the relative stability of the concerned surfaces, have been studied by first-principles calculations.

Oxide-ion conduction via interstitials in scheelite-type LaNbO4: a first-principles study

2018 ◽  
Vol 6 (25) ◽  
pp. 12004-12011 ◽  
Author(s):  
Kazuaki Toyoura ◽  
Yusuke Sakakibara ◽  
Tatsuya Yokoi ◽  
Atsutomo Nakamura ◽  
Katsuyuki Matsunaga
Keyword(s):  
First Principles ◽  
First Principles Calculations ◽  
Ion Conduction ◽  
First Principles Study ◽  
Oxide Ion Conduction ◽  
Oxide Ion

The interstitial oxide-ion mechanism in scheelite-type lanthanum niobate has theoretically been analyzed using first-principles calculations.

scholarly journals First-principles study of Ni adatom migration on graphene with vacancies

RSC Advances ◽  
2019 ◽  
Vol 9 (33) ◽  
pp. 18823-18834
Author(s):  
E. E. Hernández-Vázquez ◽  
F. Munoz ◽  
S. López-Moreno ◽  
J. L. Morán-López
Keyword(s):  
First Principles ◽  
First Principles Calculations ◽  
P Adsorption ◽  
First Principles Study ◽  
And Diffusion

Adsorption and diffusion of Ni atom over graphene with a vacancy were studied using first-principles calculations.

First-principles study on the selective hydrogenation of the CO and CC bonds of acrolein on Pt–M–Pt (M = Pt, Cu, Ni, Co) surfaces

2020 ◽  
Vol 22 (26) ◽  
pp. 14645-14650
Author(s):  
Ting Fan ◽  
Mingying Sun ◽  
Yongfei Ji
Keyword(s):  
Selective Hydrogenation ◽  
First Principles ◽  
First Principles Calculations ◽  
First Principles Study

Selective hydrogenation of the CO and CC bonds of acrolein on Pt–M–Pt (M = Pt, Cu, Ni, Co) surfaces has been investigated with first-principles calculations to understand the trends of the activity and selectivity of the reaction.

Electronic and magnetic properties of the Janus MoSSe/WSSe superlattice nanoribbon: a first-principles study

2020 ◽  
Vol 22 (4) ◽  
pp. 2498-2508 ◽  
Author(s):  
Lingling Yu ◽  
Shoutian Sun ◽  
Xiang Ye
Keyword(s):  
Magnetic Properties ◽  
Electronic Structure ◽  
First Principles ◽  
Period Length ◽  
First Principles Calculations ◽  
Ribbon Width ◽  
Electronic And Magnetic Properties ◽  
First Principles Study ◽  
Structure Properties

The electronic structure properties of Janus MoSSe/WSSe superlattice nanoribbons (SLNRs) are investigated by first-principles calculations. The ribbon width, combination ratio and period length have a great effect on the properties of the SLNRs.

scholarly journals Preferential proton conduction along a three-dimensional dopant network in yttrium-doped barium zirconate: a first-principles study

2018 ◽  
Vol 6 (45) ◽  
pp. 22721-22730 ◽  
Author(s):  
Kazuaki Toyoura ◽  
Weijie Meng ◽  
Donglin Han ◽  
Tetsuya Uda
Keyword(s):  
First Principles ◽  
Three Dimensional ◽  
Proton Conduction ◽  
Atomic Scale ◽  
Barium Zirconate ◽  
First Principles Calculations ◽  
First Principles Study

The atomic-scale picture of proton conduction in highly doped barium zirconate has theoretically been clarified using first-principles calculations.

scholarly journals Polarization effects on the interfacial conductivity in LaAlO3/SrTiO3heterostructures: a first-principles study

2016 ◽  
Vol 18 (9) ◽  
pp. 6831-6838 ◽  
Author(s):  
Maziar Behtash ◽  
Safdar Nazir ◽  
Yaqin Wang ◽  
Kesong Yang
Keyword(s):  
First Principles ◽  
Carrier Density ◽  
Uniaxial Strain ◽  
First Principles Calculations ◽  
Electron Carrier ◽  
Polarization Effects ◽  
First Principles Study

First-principles calculations predict the normalized electron carrier density (μ/μ0), the mobility (m*/m0), and the conductivity (σ/σ0) in LaAlO3/SrTiO3as a function of uniaxial strain.

First-principles study of Ce-doped Y3Al5O12 with Si–N incorporation: electronic structures and optical properties

2016 ◽  
Vol 4 (23) ◽  
pp. 5214-5221 ◽  
Author(s):  
Lixin Ning ◽  
Xiaowen Ji ◽  
Yuanyuan Dong ◽  
Wei Jin ◽  
Yucheng Huang ◽  
...  
Keyword(s):  
Optical Properties ◽  
First Principles ◽  
Electronic Structures ◽  
First Principles Calculations ◽  
First Principles Study ◽  
N Incorporation

Effects of Si–N incorporation on electronic structures and optical properties of YAG:Ce were investigated by first-principles calculations.

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