Publications
2024
[30] Prosper Ngabonziza, and Arnaud P. Nono Tchiomo
Epitaxial Films and Devices of Transparent Conducting Oxides: La:BaSnO3
arXiv:2408.10146v1 (2024) [Accepted for publication in APL Materials (2024)]
[29] S. H. Connell, K. Dollman, G. Kamel, S. A. Khan, E. Mitchell, S. K. Mtingwa, M. C. Newton, P. Ngabonziza, E. Nji, L. Norris and M. Zema
The African Light Source: history, context and future
Journal of Synchrotron Radiation 31, 1-9 (2024)
[28] P. Ngabonziza*, A. Sharma, A. Scheid, S. Sajeev, P. A. van Aken, and J. Mannhart
Magnetotransport Properties of Epitaxial Films and Hall Bar Devices of the
Correlated Layered Ruthenate Sr3Ru2O7
Phys. Rev. Materials 8, 044401 (2024).
[27] P. Ngabonziza*, J. D. Denlinger*, A. V. Fedorov, G. Cao, J. W. Allen, G. Gebreyesus, and R. M. Martin
Spin-resolved electronic structure of ferromagnetic triple-layered ruthenate Sr4Ru3O10;
2023
[26] P. Ngabonziza*, J. Park, W. Sigle, P. A. van Aken, J. Mannhart, and D. G. Schlom
Employing High-temperature-grown SrZrO3 Buffer to Enhance the Electron Mobility in La:BaSnO3-based Heterostructures;
Applied Physics Letters 122, 241902 (2023) [Editor’s Pick Article]
[25] M. C. Newton, S. H. Connell, E. P. Mitchell, S. K. Mtingwa , P. Ngabonziza, L. Norris , T. Ntsoane and D. A. K. Traore
Building a brighter future for Africa with the African Light Source; Nature Reviews Physics 5, 74 (2023)
[24] S.Connell, K. C. Cramer, Ed Mitchel, Sekazi K. Mtingwa, P. Ngabonziza*
Recent Progress Towards an African Light Source;
Book Chapter (pg: 54-1 to 54-18) in IOP Book on ” Big Science in the 21st Century: Economic and Societal Impacts” IOP Publishing (2023)
[23] A.-L. Rüland*, N. Rüffn, K. Cramer, P. Ngabonziza, M. Saxena, and S. Skupien
Science Diplomacy from the Global South: the Case of Intergovernmental Science Organizations;
Science and Public Policy 00, 1-12 (2023)
[22] A.-L. Rüland, N. Rüffin, K. Cramer, P. Ngabonziza, M. Saxena, S. Skupien
Science diplomacy from the Global South: New insights, venues for investigation, and lessons learned;
Blog Post || The Hague Journal of Diplomacy; October, 06 (2023)
[21] A.-L. Rüland, N. Rüffin, K. Cramer, P. Ngabonziza, M. Saxena, S. Skupien
Science diplomacy and the North-South divide: Lessons learned from Southern participation in Intergovernmental Science Organizations;
Blog Article || Europe of Knowledge Blog; June, 29 (2023)
2022
[20] A. P. Nono Tchiomo, E. Carleschi, Aletta R. E. Prinsloo, W. Sigle, P. A. van Aken, J. Mannhart, P. Ngabonziza*, and B. P. Doyle*
Combined Spectroscopy and Electrical Characterization of La:BaSnO3 Thin Films and Heterostructures; AIP Advances 12 (2022). [Editor’s Pick Article]
[19] P. Ngabonziza*
Quantum transport and potential of topological states for thermoelectricity in Bi2Te3 thin films; Nanotechnology 33, 192001 (2022).
[18] G. H. Gebreyesus*, P. Ngabonziza*, J. Nagura, S. Nicola, O. Akin-Ojo, and R. M. Martin*
Electronic structure and magnetism of the triple-layer ruthenate Sr4Ru3O10 ; Physical Review B 105, 165119 (2022)
[17] K. Cramer, S. Connell, E. Mitchell, S. Mtingwa, and P. Ngabonziza
Science with Ubuntu – The African Light Source project offers a new perspective on research collaboration; Comment in Research Europe, May 12, (2022)
2021
[16] P. Ngabonziza, Y. Wang, P. van Aken, J. Maier, and J. Mannhart
Inelastic electron tunneling spectroscopy at high-temperatures; Advanced Materials 33, 2007299 (2021)
[15] P. Ngabonziza, R. Merkle, Y. Wang, P. van Aken J. Maier and J. Mannhart
2D doping of proton conductors: BaZrO3-based heterostructures; Advanced Energy Materials 11, 2003267 (2021)
2020
[14] M. P. Stehno, P. Ngabonziza*, H. Myoren, and A. Brinkman
Josephson effect and charge distribution in thin Bi2Te3 topological insulators; Advanced Materials 32, 1908351 (2020)
[13] P. Ngabonziza*, E. Carleschi, V. Zabolotnyy, A. Taleb-Ibrahimi, F. Bertran, R. Fittipaldi, V. Granata, M. Cuoco, A. Vecchione, and B. P. Doyle*
Fermi surface and kink structures in Sr4Ru3O10 revealed by synchrotron-based ARPES; Scientific Reports 10, 21062 (2020)
[12] W. Braun, M. Jäger, G. Laskin, P. Ngabonziza, W. Voesch, P. Wittlich, and J. Mannhart
In-situ thermal preparation of oxide surfaces; APL Materials 8, 071112 (2020)
2019
[11] A. P. Nono Tchiomo, W. Braun, B. P. Doyle, W. Sigle, P. van Aken, J. Mannhart, and P. Ngabonziza*
High-temperature-grown buffer layer boosts electron mobility in epitaxial La-doped BaSnO3/SrZrO3 heterostructures; APL Materials 7, 041119 (2019)
[10] S. H. Connell, S. K. Mtingwa, S. K. Abdel-Aal, S. Biira, T. D’Almeida, T. Dobbins, N. Khumbah, B. Masara, E. P. Mitchell, L. Norris, P. Ngabonziza, T. Ntsoane, A. Wague, and H. Winick
Towards an African light source; Biophysical Reviews 11, 499 (2019)
[9] P. Ngabonziza
The need for multidisciplinary scientific infrastructures in Africa: The importance of an African lightsource; (Online blog article): Elephant in the Lab (2019)
2018
[8] P. Ngabonziza, Y. Wang, and A. Brinkman
Bulk contribution to magnetotransport properties of low-defect-density Bi2Te3 topological insulator thin films; Physical Review Material 2, 044204 (2018)
[7] P. Ngabonziza*, M. P. Stehno, G. Koster, and A. Brinkman
In-situ characterization tools for Bi2Te3 topological insulator nanomaterials, Book chapter in the Springer book series on ”In-situ Characterization Techniques for Nanomaterials”. Kumar C. (eds); Springer, Berlin, Heidelberg (2018)
[6] A. P. Nono Tchiomo, G. Babu-Geetha, E. Carleschi, P. Ngabonziza, and B. P. Doyle
Surface characterization of clean SrTiO3 (100) substrates by X-ray photoelectron spectroscopy; Surface Science Spectra 25, 024001-1-13 (2018)
[5] S. H. Connell, S. K. Mtingwa, T. Dobbins, B. Masara, E. Mitchell, L. Norris, P. Ngabonziza, T. Ntsoane, M. Sekota, A. Wague, H. Winick, M. Yousef
The African light source project; The African Review of Physics 13, 0019 (2018)
2016
[4] P. Ngabonziza, M. P. Stehno, H. Myoren, V. A. Neumann, G. Koster, and A. Brinkman
Gate-tunable transport properties of in-situ capped Bi2Te3 topological insulator thin films; Advanced Electronic Material 2, 1600157 (2016)
2015
[3] P. Ngabonziza, R. Heimbuch, N. de Jong, R. A. Klaassen, M. P. Stehno, M. Snelder, A. Solmaz, S. V. Ramankutty, E. Frantzeskakis, E. van Heumen, G. Koster, M. S. Golden, H. J. W. Zandvliet, and A. Brinkman
In-situ spectroscopy of intrinsic Bi2Te3 topological insulator thin films and impact of extrinsic defects, Physical Review B 92, 035405 (2015)
2014
[2] P. Ngabonziza, E. Carleschi and B. P. Doyle
Signature of electron-phonon correlation in the band structure of Sr4Ru3O10; Peer Reviewed Proceeding of the South African Institute for Physics (2012), 153-157 (2014)
[1] D. P. Leusink, R.G.J. Smits, P. Ngabonziza, X.L. Wang, S. Wiedmann, U. Zeitler, and A. Brinkman Magnetoresistance From Broken Spin Helicity