By Dr Chukwuka Madumelu

Journal articles

Sarsour M; Madumelu C; Ciesla A; McNab S; Wright B; Rougieux F; Green M; Bonilla R; Niu X; Ekins-Daukes NJ; Jiang J, 2026, 'Stability of Commercial nc-Si:H Heterojunction Solar Cells Under Variable Illumination', Progress in Photovoltaics Research and Applications, 34, pp. 758 - 770, http://dx.doi.org/10.1002/pip.70102

Li G; Madumelu C; Kelzenberg M; Toth P; Conibeer G; Hoex B, 2026, 'Electron radiation-induced degradation of silicon solar cells', Solar Energy Materials and Solar Cells, 296, http://dx.doi.org/10.1016/j.solmat.2025.114062

Li G; Zhou Z; Madumelu C; Toth P; van den Hengel L; Grozema F; Conibeer G; Hoex B, 2025, 'Rapid Healing: How hydrogenation supercharges recovery of electron-irradiation defects in Ga-doped PERC solar cells', Solar Energy Materials and Solar Cells, 290, http://dx.doi.org/10.1016/j.solmat.2025.113729

Ma FJ; Li G; Wang X; Wang H; Zhou Z; Madumelu CU; Toth P; Ekins-Daukes NJ; Conibeer G; Hoex B, 2024, 'Comparative analysis of radiation-induced effects on the performance of p-type PERC and TOPCon solar cells for space applications', Solar Energy Materials and Solar Cells, 274, http://dx.doi.org/10.1016/j.solmat.2024.113002

Madumelu C; Cai Y; Hollemann C; Peibst R; Hoex B; Hallam BJ; Soeriyadi AH, 2023, 'Assessing the stability of p+ and n+ polysilicon passivating contacts with various capping layers on p-type wafers', Solar Energy Materials and Solar Cells, 253, http://dx.doi.org/10.1016/j.solmat.2023.112245

Chen D; Madumelu C; Kim M; Stefani BV; Soeriyadi A; Kang D; Sio HC; Zhang X; Zhu P; Hallam B; Wright M, 2022, 'Investigating the degradation behaviours of n+-doped Poly-Si passivation layers: An outlook on long-term stability and accelerated recovery', Solar Energy Materials and Solar Cells, 236, http://dx.doi.org/10.1016/j.solmat.2021.111491

Hollemann C; Rienäcker M; Soeriyadi A; Madumelu C; Haase F; Krügener J; Hallam B; Brendel R; Peibst R, 2022, 'Firing stability of tube furnace-annealed n-type poly-Si on oxide junctions', Progress in Photovoltaics Research and Applications, 30, pp. 49 - 64, http://dx.doi.org/10.1002/pip.3459

Madumelu C; Wright B; Soeriyadi A; Wright M; Chen D; Hoex B; Hallam B, 2020, 'Investigation of light-induced degradation in N-Type silicon heterojunction solar cells during illuminated annealing at elevated temperatures', Solar Energy Materials and Solar Cells, 218, pp. 110752, http://dx.doi.org/10.1016/j.solmat.2020.110752

Wright B; Madumelu C; Soeriyadi A; Wright M; Hallam B, 2020, 'Evidence for a Light-Induced Degradation Mechanism at Elevated Temperatures in Commercial N-Type Silicon Heterojunction Solar Cells', Solar Rrl, 4, http://dx.doi.org/10.1002/solr.202000214

Conference Papers

Kelzenberg MD; Jahelka P; Anjum S; Li G; Koschnick B; Madumelu C; Song H; Hoex B; Ekins-Daukes NJ; Conibeer G; Toth P; Atwater HA, 2025, 'Radiation testing of Si PERC and diffused-junction GaAs solar cells for space applications', in Conference Record of the IEEE Photovoltaic Specialists Conference, pp. 1465 - 1467, http://dx.doi.org/10.1109/PVSC59419.2025.11133090

Koschnick BH; Conibeer G; Gujarati B; Madumelu C; Kho TC; Song H; Toth P; Zhou Z; Hoex B; Ekins-Daukes NJ; Katupitiya J; Li G, 2025, 'Terrestrial Solar Panel Transfer to Space: Development at ExtraTerrestrial Power and Review of Space Flight Heritage in 2025', in Proceedings of the International Astronautical Congress Iac, pp. 491 - 495, http://dx.doi.org/10.52202/083089-0050

Soeriyadi AH; Hollemann C; Madumelu C; Haase F; Römer U; Brendel R; Peibst R; Hallam BJ, 2022, 'Impact of Firing and Capping Layers on Long-term Stability of Doped Poly-Si Passivating Contact Layers', in Aip Conference Proceedings, http://dx.doi.org/10.1063/5.0089658

Wright B; Madumelu C; Soeriyadi A; Hallam B, 2022, 'Kinetics of Light-Induced Instability in Bifacial N-Type Silicon Heterojunctions', Lisbon, Portugal, presented at 11th International Workshop on Crystalline Silicon for Solar Cells (CSSC11), Lisbon, Portugal, 20 April 2022

Wright B; Madumelu C; Soeriyadi A; Hallam B, 2019, 'Kinetics of Light-Induced Degradation in Bifacial N-Type Heterojunctions', Chengdu, China, presented at 2nd International Workshop on Silicon Heterojunction Solar Cells, Chengdu, China, 11 November 2019

Okpala COR; Bono G; Abdulkadir A; Madumelu CU, 2015, 'Ozone (O3) Process Technology (OPT): An Exploratory Brief of Minimal Ozone Discharge applied to Shrimp Product', in Energy Procedia, pp. 2427 - 2435, http://dx.doi.org/10.1016/j.egypro.2015.07.206

Preprints

Madumelu C; Cai Y; Hollemann C; Peibst R; Hoex B; Hallam B; Soeriyadi A, 2022, Assessing the Stability of P+ and N+ Polysilicon Passivating Contacts with Various Capping Layers on P-Type Wafers, http://dx.doi.org/10.2139/ssrn.4289694

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