First-principles study of BiFeO3 and BaTiO3 in tetragonal structure

A Ali, I Khan, Z Ali, F Khan, I Ahmad - International Journal of …, 2019 - World Scientific
Structural, electronic, magnetic and mechanical properties of the perovskites BiFeO3 (BFO)
and BaTiO3 (BTO) are investigated using density functional theory (DFT). Structural and …

[HTML][HTML] Metal mono-chalcogenides ZnX and CdX (X= S, Se and Te) monolayers: Chemical bond and optical interband transitions by first principles calculations

M Safari, Z Izadi, J Jalilian, I Ahmad… - Physics letters A, 2017 - Elsevier
In this paper, we explore the structural, electronic and optical properties of ZnX and CdX (X=
S, Se and Te) compounds in the two-dimensional (2D) graphene-like structure using the full …

Effects of Mg doping on physical properties of zinc-blende mercury selenide HgSe compound

Y Selmani, H Labrim, R El Bouayadi… - Physica B: Condensed …, 2022 - Elsevier
Structural, electronic and optical properties of Hg 1-x Mg x Se (x= 0, 0.25, 0.5, 0.75 and 1)
alloys have been investigated by using density functional theory calculations (DFT) with the …

Spin-orbit coupling effect on the optoelectronic and thermoelectric properties of the perovskites A3SnO (A= Ca, Sr and Ba)

S Naz, Z Ali, S Mehmood, I Khan, I Ahmad - Materials Science in …, 2021 - Elsevier
Abstract Effect of spin orbit coupling (SOC) on the physical properties of perovskites A 3 SnO
(A= Ca, Sr and Ba) have been studied in the domain of density functional theory (DFT). It is …

Investigation on elastic, optical and thermoelectric properties of 2D MgX (X= O, S, Se, Te) materials under DFT framework

P Kumar, DR Roy - Computational Condensed Matter, 2023 - Elsevier
The first principles study of two-dimensional magnesium (Mg) chalcogenides (X= O, S, Se,
Te) in square lattice (s-MgX) and hexagonal phases (h-MgX) is investigated for the first time …

First-principle studies of the optoelectronic properties of ASnF3 (A = Na, K, Rb and Cs)

I Khan, N Shehzad, I Ahmad, Z Ali… - International Journal of …, 2017 - World Scientific
In this paper, we communicate a new type of Auger-free luminescence (AFL) compounds,
alkali tin fluorides ASnF3 (A= Na, K, Rb and Cs). The luminescence in these compounds …

Physical properties of different polymorphs of sulfur doped ZnO studied in the framework of first-principles approaches

S Shabbir, A Shaari, R Ahmed, BU Haq, SH Kim… - Materials Science and …, 2024 - Elsevier
Various physical properties of pure and sulfur-doped zinc oxide in the germanium
phosphide (GeP), cesium chloride (CsCl), and nickel arsenide (NiAs) type structures are …

Electronic structure and optical properties of two-dimensional tetragonal and hexagonal ScN monolayers: impact of strain

S Tamleh, G Rezaei, B Vaseghi, J Jalilian - Journal of Physics and …, 2020 - Elsevier
Band structure and optical spectrum of hexagonal and tetragonal ScN monolayers are
studied using density functional theory. More accurate and reliable mBJ-GGA method is …

Modification of band gaps and optoelectronic properties of binary calcium chalcogenides by means of doping of magnesium atom (s) in rock-salt phase-a first principle …

B Debnath, U Sarkar, M Debbarma… - Journal of Solid State …, 2018 - Elsevier
The band gaps and optoelectronic properties of binary calcium chalcogenide
semiconductors have been modified theoretically by doping magnesium atom (s) into their …

Determining and controlling the magnesium composition in CdTe/cdmgte heterostructures

EG LeBlanc, M Edirisooriya, OS Ogedengbe… - Journal of Electronic …, 2017 - Springer
The relationships between Mg composition, band gap, and lattice characteristics are
investigated for Cd 1− x Mg x Te barrier layers using a combination of …