2025

• Assefa, Ephrem Yohannes; Tesfay, Asfafaw Haileselassie. (2025) Effect of Blade Number on Internal Flow and Performance Characteristics in Low-Head Cross-Flow Turbines. Energies
  Vitenskapelig artikkel
• Gebremariam, Filmon Tquabo; Tesfay, Asfafaw Haileselassie; Sigtryggsdottir, Fjola Gudrun; Goitom, Haddush; Lia, Leif. (2025) Overtopping-Induced Embankment Breaching Experiments: State-of-the-Art Review on Measurement and Instrumentation. Water
  Vitenskapelig oversiktsartikkel/review
• Tesfay, Asfafaw Haileselassie; Lia, Leif; Vereide, Kaspar Vatland. (2025) Composite surge tanks to boost hydropower flexibility. Renewable Energy
  Vitenskapelig artikkel

2024

• Tesfay, Asfafaw Haileselassie; Gebreslassie, Mulualem G.; Lia, Leif. (2024) Sustainability challenges of hydropower and its implication on Ethiopia’s economy. International Journal of Sustainable Engineering
  Vitenskapelig artikkel
• Tesfay, Angesom Gebrezgabiher; Tesfay, Asfafaw Haileselassie; Adaramola, Muyiwa S.. (2024) Quantifying Agricultural Residues Biomass Resources and the Energy Potentials with Characterization of Their Nature and Ethiopian Case Consumption Inference. Energies
  Vitenskapelig artikkel
• Tesfay, Asfafaw Haileselassie; Kahsay, Mulu Bayray; Geleta, Abenezer Bekele. (2024) Improved Cook Stoves to Meet Sustainable Development Goal in Ethiopia. Energies
  Vitenskapelig artikkel
• Hailu, Mesele Hayelom; Kahsay, Mulu Bayray; Tesfay, Asfafaw Haileselassie; Nydal, Ole Jørgen. (2024) An Experimental Comparative Study of Large-Sized Direct Solar Fryers for Injera Baking Applications. Energies
  Vitenskapelig artikkel

2015

• Tesfay, Asfafaw Haileselassie; Goel, V.K.. (2015) Analysis of semi-active vehicle suspension system using airspring and MR damper. IOP Conference Series: Materials Science and Engineering
  Vitenskapelig artikkel
• Tesfay, Asfafaw Haileselassie; Hagos, Ftwi Yohannes; Yohannes, Kiros G.; Nydal, Ole Jørgen; Kahsay, Mulu Bayray. (2015) Preparing side charging of PCM storage: Theoretical and experimental investigation. IOP Conference Series: Materials Science and Engineering
  Vitenskapelig artikkel
• Tesfay, Asfafaw H. (2015) Experimental Investigation of a Concentrating Solar Fryer with Heat Storage. Doktoravhandlinger ved NTNU (60)
  Doktorgradsavhandling

2014

• Tesfay, Asfafaw H; Kahsay, Mulu Bayray; Nydal, Ole Jørgen. (2014) Design and Development of Solar Thermal Injera Baking: Steam Based Direct Baking. Energy Procedia
  Vitenskapelig artikkel
• Tesfay, Asfafaw H; Kahsay, Mulu Bayray; Nydal, Ole Jørgen. (2014) Solar Powered Heat Storage for Injera Baking in Ethiopia. Energy Procedia
  Vitenskapelig artikkel
• Mahmud, Anwar Mustefa; Kahsay, Mulu Bayray; Tesfay, Asfafaw H; Hagos, Ftwi Yohannes; Gebray, Petros; Kelele, Hailay Kiros. (2014) Solar energy resource assessment of the geba catchment, Northern Ethiopia. Energy Procedia
  Vitenskapelig artikkel
• Tesfay, Asfafaw H; Nydal, Ole Jørgen; Kahsay, Mulu Bayray. (2014) Energy storage integrated solar stove: A case of solar Injera baking in Ethiopia. IEEE conference proceedings
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2013

• Kahsay, Mulu B; Tesfay, Asfafaw H; Mahmud, Anwar Mustefa; Kelele, Hailay Kiros; Enday, Petros Gebray; Hayelom, Messele. (2013) Wind Energy Data Analysis and Resource Mapping of Geba Catchment, North Ethiopia. Wind Engineering : The International Journal of Wind Power
  Vitenskapelig artikkel