most citedFirst-principles study of two-dimensional electron and hole gases at the head-to-head and tail-to-tail 180 domain walls in PbTiO ferroelectric thin films

22 citations · 28 across the 7 of their papers we have counts for

collaborators

7 papers

cond-mat.mtrl-sci20205 cited

The elastic properties and lattice dynamics for selected 211 MAX phases: A DFT study

G. K. Arusei, M. Chepkoech, G. O. Amolo +1

The elastic properties and lattice dynamics of TiAlC, TiAlN, TiGaC, TiGaN, TiPbC, TiCdC and TiSnC have been investigated using the density functional th…

cond-mat.mtrl-sci2020

The Impact of Anionic Vacancies on the Mechanical Properties of NbC and NbN: An ab initio Study

P. W. Muchiri, K. K. Korir, N. W. Makau +1

The development of super-hard materials has recently focused on systems containing a heavy transition metal and light main group elements. Niobium carbides and nitrides have previo…

cond-mat.mtrl-sci2020

Interplay of lattice distortion and bands near the Fermi level in TiO (=Ca, Sr, Ba)

Patrick Ning'i, Stephen Chege, James Sifuna +1

The structural and electronic properties of TiO (=Ca, Sr, Ba) have been investigated under strain-free situation and with realistic constraints using first-principles cal…

cond-mat.mtrl-sci202022 cited

First-principles study of two-dimensional electron and hole gases at the head-to-head and tail-to-tail 180 domain walls in PbTiO ferroelectric thin films

James Sifuna, Pablo García-Fernández, George S. Manyali +2

We study from first-principles the structural and electronic properties of head-to-head (HH) and tail-to-tail (TT) 180 domain walls in isolated free-standing PbTiO sl…

cond-mat.mtrl-sci20201 cited

Two-Dimensional graphene-HfS van der Waals heterostructure as electrode material for Alkali-ion batteries

Gladys King'ori, Cecil N M Ouma, Abshiek Mishra +2

Poor electrical conductivity and large volume expansion during repeated charge and discharge is what has characterized many battery electrode materials in current use. This has led…

cond-mat.mtrl-sci2020

Comparison of band-fitting and Wannier-based model construction for WSe

James Sifuna, Pablo García-Fernández, George S. Manyali +2

Transition metal dichalcogenide materials are being thoroughly studied due to their novel two-dimensional structure, that is associated with exceptional opti…