Delocalization error: The greatest outstanding challenge in density‐functional theory

KR Bryenton, AA Adeleke, SG Dale… - Wiley Interdisciplinary …, 2023 - Wiley Online Library
Every day, density‐functional theory (DFT) is routinely applied to computational modeling of
molecules and materials with the expectation of high accuracy. However, in certain …

[HTML][HTML] WIEN2k: An APW+ lo program for calculating the properties of solids

P Blaha, K Schwarz, F Tran, R Laskowski… - The Journal of …, 2020 - pubs.aip.org
The WIEN2k program is based on the augmented plane wave plus local orbitals (APW+ lo)
method to solve the Kohn–Sham equations of density functional theory. The APW+ lo …

Optoelectronic and Thermoelectric Properties of the Perovskites: NaSnX3 (X = Br or I)—A DFT Study

H Labrim, A Jabar, L Laanab, B Jaber… - Journal of Inorganic and …, 2023 - Springer
This paper explores the photovoltaic and thermoelectric properties of composites consisting
of NaSnX3 (X= Br or I). The study uses density functional theory in conjunction with the …

First-principles calculations to investigate structural, optoelectronics and thermoelectric properties of lead free Cs2GeSnX6 (X= Cl, Br)

D Behera, SK Mukherjee - Materials Science and Engineering: B, 2023 - Elsevier
In the present investigation, we examined the structural, elastic, electronic, optical as well as
thermoelectric features of Cs 2 GeSnX 6 (X= Cl, Br) double perovskite compounds …

Electronic and thermoelectric properties of the layered Zintl phase CaIn2P2: first-principles calculations

N Guechi, A Bouhemadou, Y Medkour… - Philosophical …, 2020 - Taylor & Francis
We have studied the do** concentration dependence of the thermoelectric (TE) properties
for the n-and p-doped CaIn2P2 layered Zintl phase at two fixed temperatures: T= 600 and …

First-principle investigations on optoelectronics and thermoelectric properties of lead-free Rb2InSbX6 (X = Cl, Br) double perovskites: for renewable energy …

D Behera, B Mohammed, S Taieb, B Mokhtar… - The European Physical …, 2023 - Springer
In the current study, we analyzed the structural, mechanical, optoelectronics as well as
transport characteristics of double perovskite Rb2InSbX6 (X= Cl, Br) employing the FP …

Lead-free double perovskites Rb2TlSbX6 (X= Cl, Br, and I) as an emerging aspirant for solar cells and green energy applications

A Ayyaz, S Saidi, ND Alkhaldi, G Murtaza, N Sfina… - Solar Energy, 2024 - Elsevier
This study utilized the WIEN2k simulation program to examine the structural, mechanical,
thermodynamic, optoelectronic, and thermoelectric characteristics of lead-free double …

Heterophase fcc-2H-fcc gold nanorods

Z Fan, M Bosman, Z Huang, Y Chen, C Ling… - Nature …, 2020 - nature.com
The crystal phase-based heterostructures of noble metal nanomaterials are of great
research interest for various applications, such as plasmonics and catalysis. However, the …

Density Functional Study of Cubic, Tetragonal, and Orthorhombic CsPbBr3 Perovskite

HM Ghaithan, ZA Alahmed, SMH Qaid, M Hezam… - ACS …, 2020 - ACS Publications
Cesium lead bromide (CsPbBr3) perovskite has recently gained significance owing to its
rapidly increasing performance when used for light-emitting devices. In this study, we used …

First principles studies on optoelectronics and transport properties of KSrY (Y= Sb, Bi) for renewable energy application

D Behera, S Al-Qaisi, M Manzoor, R Sharma… - Materials Science and …, 2023 - Elsevier
Currently, producing equipment and goods of all kinds that are economical, energy-efficient,
and ecologically friendly is the main objective. In this study, an attempt has been made to …