Origin of band inversion in topological Bi2Se3 S Chege, P Ning’i, J Sifuna, GO Amolo AIP Advances 10 (9), 2020 | 31 | 2020 |
First principles insight into band gap tuning in bismuth based double perovskites X2NaBiCl6 (X= Cs, Rb, K) for enhanced optoelectronic and thermoelectric properties SZA Shah, S Niaz, T Nasir, J Sifuna Results in Chemistry 5, 100828, 2023 | 26 | 2023 |
First-principles study of two-dimensional electron and hole gases at the head-to-head and tail-to-tail domain walls in ferroelectric thin films J Sifuna, P García-Fernández, GS Manyali, G Amolo, J Junquera Physical Review B 101 (17), 174114, 2020 | 25 | 2020 |
Unveiling the DFT perspectives on structural, elastic, optoelectronic, and thermoelectric properties of zirconate perovskites XZrO3 (X= Ca, Sr, Ba) SZA Shah, D Hussain, Z Abbas, S Niaz, A Parveen, J Sifuna, ... Inorganic Chemistry Communications, 112304, 2024 | 12 | 2024 |
A DFT computational design and exploration of direct band gap silver-thallium double perovskites SZA Shah, S Niaz, T Nasir, J Sifuna, SM Ramay Materials Science and Engineering: B 298, 116846, 2023 | 12 | 2023 |
Low compressible β-BP3N6 GS Manyali, J Sifuna AIP Advances 9 (12), 2019 | 11 | 2019 |
Compatibility of DFT+ U with non-collinear magnetism and spin-orbit coupling within a framework of numerical atomic orbitals F Gómez-Ortiz, N Carral-Sainz, J Sifuna, V Monteseguro, R Cuadrado, ... Computer Physics Communications 286, 108684, 2023 | 7 | 2023 |
Computer Modeling for Science, Technology, Engineering and Mathematics Curriculum in Kenya: A Simulation-Based Approach to Science Education J Sifuna, G Manyali, T Sakwa, A Mukasia Science Publishing group, 2016 | 6 | 2016 |
Structural and Mechanical Properties of Bulk Scandium Trifluoride Investigated by First-Principles Calculations James Sifuna, George S. Manyali, Thomas Sakwa, Manasse Kitui Journal of Multidisciplinary Engineering Science and Technology 4 (2), 6663-6668, 2017 | 4 | 2017 |
Eco-friendly Bismuth Based Double Perovskites XNaBiCl (X=Cs, Rb, K) for Optoelectronic and Thermoelectric Applications: A First-Principles Study SZA Shah, S Niaz, T Nasir, J Sifuna arXiv preprint arXiv:2208.04123, 2022 | 3 | 2022 |
A DFT computational design and exploration of novel direct band gap silver-thallium double perovskites SZA Shah, S Niaz, T Nasir, J Sifuna arXiv preprint arXiv:2204.12123, 2022 | 3 | 2022 |
Ab initio study on Quasi-Binary Acetonitriletriide Sr[CN] J Sifuna, GS Manyali, E Wabululu, C Songa, A Otieno, S Sironik arXiv preprint arXiv:2001.01488, 2020 | 1 | 2020 |
Comparison of band-fitting and Wannier-based model construction for WSe2 J Sifuna, P García-Fernández, GS Manyali, G Amolo, J Junquera MRS Advances 5 (44), 2281-2290, 2020 | 1 | 2020 |
Small band gap Pb-free double perovskites X2NaSbBr6 (X= Na, Li): A study of the stabilities, opto-electronic and thermoelectric aspects from the first-principles approach SZA Shah, A Afzal, F Khan, S Zafar, J Sifuna, AA Nassani, SU Asif, ... Computational Condensed Matter 42, e01001, 2025 | | 2025 |
HEAD TO HEAD AND TAIL TO TAIL 180◦ DOMAIN WALLS IN PbTiO3/PbTiO3 FERROELECTRIC THIN FILMS: AN AB INITIO STUDY JS SIFUNA | | 2024 |
Low Born effective Charges, High Covalency and Strong Optical Activity in $ X_3^{2+} $ Bi $^{3-} $ N $^{3-} $($ X $= Ca, Sr, Ba) $ inverse $-perovskites J Wakini, C Songa, S Chege, FO Saouma, E Wabululu, PW Nyawere, ... arXiv preprint arXiv:2203.00359, 2022 | | 2022 |
Quasi-two-dimensional electron and hole gases at the head-to-head and tail-to-tail 180o domain walls in ferroelectric thin films J Sifuna, P Garcia-Fernandez, G Manyali, G Amolo, J Junquera APS March Meeting Abstracts 2021, P55. 015, 2021 | | 2021 |
Interplay of lattice distortion and bands near the Fermi level in TiO (=Ca, Sr, Ba) P Ning'i, S Chege, J Sifuna, G Amolo arXiv preprint arXiv:2009.02529, 2020 | | 2020 |
Pressure Dependency of Elasticity in-TiZr Shape Memory Alloys JW Wafula, GS Manyali, JW Makokha, J Sifuna KABARAK UNIVERSITY, 2019 | | 2019 |
Computational methods in Materials Science studies J Sifuna, G Amolo, G Manyali KABARAK UNIVERSITY, 2018 | | 2018 |