The effect of metal substitution in CsSnI 3 perovskites with enhanced optoelectronic and photovoltaic properties

MN Islam, J Podder, ML Ali - RSC advances, 2021 - pubs.rsc.org
Non-toxic lead-free halide metal perovskites have gained significant interest in photovoltaic
and optoelectronic device applications. In this manuscript, we have studied the structural …

Crystalline and nanostructured materials based on transition metal dichalcogenides: Synthesis and electronic properties

AY Ledneva, GE Chebanova, SB Artemkina… - Journal of Structural …, 2022 - Springer
The article reviews the current state of research of the synthesis, structural, electrophysical
and spectroscopic properties of layered transition metal dichalcogenides (TMDs) of group 4 …

First principles evaluation of the OER properties of TM− X (TM= Cr, Mn, Fe, Mo, Ru, W and Os, and X= F and S) doped IrO2 (110) surface

KO Obodo, CNM Ouma, D Bessarabov - Electrochimica Acta, 2022 - Elsevier
Using first-principles calculations, we investigated the energetics and structural properties of
cation substitutional doping (TM= Cr, Mn, Fe, Mo, Ru, W, Os), anion substitutional doping (F …

Dopant-vacancy activated tetragonal transition metal selenide for hydrogen evolution electrocatalysis

Q Huang, X Liu, Z Zhang, L Wang, B Xiao, Z Ao - Chinese Chemical Letters, 2023 - Elsevier
Hydrogen production from water electrolysis using renewable electricity is a highly
promising route to solve the energy crisis of human society. The tetragonal 3d-transition …

Semiconductor to metallic transition in double halide perovskites Cs2AgBiCl6 through induced pressure: A DFT simulation for optoelectronic and photovoltaic …

MN Islam, J Podder - Heliyon, 2022 - cell.com
Double halide perovskites (A 2 M+ M 3+ X 6) have been considered as high-performance
material for optoelectronic and photovoltaic devices. Here, we investigate the structural …

Two-dimensional graphene–HfS 2 van der Waals heterostructure as electrode material for alkali-ion batteries

GW King'ori, CNM Ouma, AK Mishra, GO Amolo… - RSC …, 2020 - pubs.rsc.org
Poor electrical conductivity and large volume expansion during repeated charge and
discharge is what has characterized many battery electrode materials in current use. This …

Ab initio insights into Graphene-Zirconium disulfide/diselenide heterostructure as electrode material for alkali-ion batteries

GW King'ori, CNM Ouma, GO Amolo, NW Makau - Surfaces and Interfaces, 2021 - Elsevier
In the search for an energy storage medium with higher electronic conductivity, rate
performance and moderate volume expansion, van der Waals heterostructures are a …

Sn3C2 monolayer with transition metal adatom for gas sensing: a density functional theory studies

KO Obodo, CNM Ouma, JT Obodo… - …, 2021 - iopscience.iop.org
The gas sensing properties of pristine Sn 3 C 2 monolayer and different transition metal
adatom (TM-Sn 3 C 2, where TM= Fe, Co, Ni, Cu, Ru, Rh, Pd and Ag) was investigated using …

Density functional theory studies of transition metal doped Ti3N2 MXene monolayer

IC Onyia, SO Ezeonu, D Bessarabov… - Computational Materials …, 2021 - Elsevier
Spin-polarized density functional theory calculations with van der Waals correction were
applied to investigate the presence of transition metal dopant atoms (Fe, Co, Ni, Pd and Pt) …

Low-temperature water electrolysis

KO Obodo, CNM Ouma, D Bessarabov - Power to Fuel, 2021 - Elsevier
Electrolytic hydrogen production is a promising option when relatively small or medium flows
of hydrogen are required. It is also often useful when high-purity hydrogen is required for a …