Mr. Akatew Haile is senior lecturer and energy expert at School of Mechanical and Industrial Engineering under thermal and Energy streams. In 2008, Akatew earned his BSc in Industrial Engineering and MSc in 2014 in Energy Technology (Mechanical Engineering) at Mekelle University. Mr. Akatew is currently head of Thermal and Energy Systems Chair under the School of Mechanical and Industrial Engineering, Ethiopian Institute of Technology-Mekelle, Mekelle University with more than 13 years of experience in teaching, research and project works related to energy in higher education. Mr.Akatew developed and co-developed different international and national projects. Among the international projects community Energy and sustainable energy transitions in Ethiopia, Malawi and Mozambique funded by ESR UK, transforming energy access-learning partnership to develop off-grid energy systems Department for international development of UK through Cape town university, carnot gensets feasibility study for biofuel application funded by Innovative UK, energy auditing for implementation of evidence based conservation measures funded by GIZ (Germany), Technical training on installation, operation and maintenance of solar PV and solar powered water pumping integrated with battery for irrigation funded by KfW (Germany) etc. He received additional training from Energy and research institute TERI (INDIA) in Renewable Energy, and participated in different international workshops like Clean Cooking Forum, and Transforming energy access through learning partnership at Nairobi (Kenya). He got certificate on Civic Engagement, Entrepreneurship, Leadership, Social Innovation, Fund Razing, Project Management and mentoring though African Change Makers Fellowship Program Cohort4, 2020. He is interested on the following research areas Energy technology, which focuses on renewable energy, Energy Economics and Policy, Technology Management, Photovoltaics’, solar thermal application, biofuel energy, wind energy, and materials applications for energy conversion and storage. Mr. Akatew has been co-advising 10 MS.c students, under thermal and energy systems stream and advising more than 60 undergraduate students of mechanical and industrial engineering focusing on the area of engineering and all have graduated.

Dr. Mulualem G. Gebreslassie is an Associate Professor of Energy at Sheffield Hallam University. He has over 18 years of leadership, project management, research, and teaching experience in the energy sector at Mekelle University since 2005. As a principal or co-principal investigator, he has participated in a total of 23 collaborative research and capacity building projects with more than 37 National and international institutions. A result of these research activities and collaborations have been and continued to be published in peer reviewed high impact journals such as in nature energy; energy policy; energy research and social sciences; energy, sustainability, and society; energy efficiency; renewable energy; WIREs energy and environment; sustainable energy technologies and assessments; sustainable engineering and others. His research concentrates on renewable energy development, energy conservation and management, Grid and off-grid energy systems, energy access, energy transitions, and energy policy. Contact: mulualem.gebregiorgis@mu.edu.et /mulualemtalk@gmail.com

Solomon attended his master's degree in Renewable Energy from KTH, Sweden, and Energy Engineering and Management from University of Lisbon, Instituto Superior Tecnico Portugal. He obtained BSc degree in Mechanical Engineering from Mekelle University, and Advanced Diploma in Manufacturing Technology from Maichew Technical College. He is currently working as an assistant professor at the Ethiopian Institute of Technology/Mekelle, Mekelle University in the Thermal and Energy Systems chair, and parallel to his teaching works, he has served as head of the Thermal and Energy Systems. Solomon has been involved in national and international research and capacity building projects that cover various areas such as Community energy and sustainable energy transitions in Ethiopia, Malawi, and Mozambique (CESET) funded by ESRC, UK , Carnot GEN-Sets -Feasibility study funded by Innovate UK, Strengthening Mobility and Promoting Regional Integration of Engineering Education in Africa (SPREE) funded by Intra-Africa scheme, European commission, GiZ funded industrial projects for Energy Auditing. He has been the local coordinator for the Strengthening Mobility and Promoting Regional Integration of Engineering Education in Africa (SPREE) of the energy program at Mekelle University. Currently, Solomon is the focal person for center of Excellence in Renewable energy with focus on Wind and Solar Energy (CoE in RE-WiSE) which worth 2.35 million Euros capacity building project funded by the German Developemnt Bank (KfW). Furthermore, he has also co-supervised 8 postgraduate theses such as; technical design, simulation & prototype development of solar photovoltaic/thermal hybrid system for enhanced energy efficiency. wind energy resources assessment, solar energy source assessment in North Ethiopia, potential investigation and design of small-scale hydropower, municipal solid waste assessment and characterization, alternative fuel development for cement industries, biofuel based mini-grid energy system design, and design, development and experimental set up of MSW based small scale power generation system. He has 11 published articles as a Principal investigator and co-author in peer reviewed high impact journals. Here is his google scholar for accessing his publications, https://scholar.google.com/citations?user=kDjqgSAAAAAJ&hl=en Solomon Teklemichael Bahta Email: solomonteklemichael@gmail.com solomon.teklemichael@mu.edu.et Mobile number: +251937508660/+251914729552

Mr. Mesele Hayelom Hailu is an academic and research staff at Mekelle University of Ethiopia since September 2004 and is currently pursuing a PhD study at the Norwegian University of Science and technology (NTNU Norway) in solar thermal systems for small-scale applications. He attended his MSc degree in Sustainable Energy Technology from Eindhoven University of Technology (TU/e) of the Netherlands and BSc degree in Mechanical Engineering from Bahir Dar University of Ethiopia. In his academic carrier, He has been actively participating in teaching of both undergraduate and postgraduate courses related to sustainable/Renewable Energy engineering/technology. Furthermore, He has been involved in different research activities mainly on Renewable energy technologies (Solar, wind Hydro, biomass etc.), thermal system applications, energy system modeling, simulations and optimizations. He has been active participant, both as member and principal investigator, of many national and international research and consultancy projects such as EnPe I, EnPe II, Norad II project, NORHED project, energy consumption assessment of household and Industrial applications, UNET and ENET project and development of small scale renewable energy technologies for off grid rural communities.

Mrs. Nurhussien is an Assistant Professor of Energy Technology at the Ethiopian Institute of Technology-Mekelle (EiT-M). She holds an MSc in Energy Technology from the School of Mechanical and Industrial Engineering, Mekelle University (2014), and a BSc in Mechanical Engineering (2010). With extensive experience in the field, she serves as a senior lecturer of Energy at the Ethiopian Institute of Technology-Mekelle, Mekelle University, where she currently leads the Center of Energy. And she is an assistance focal person for Center of Excellence in Renewable energy with focus on Wind and Solar energy in a capacity building project funded by KfW Germany. Over the past thirteen years, she has been actively involved in teaching both senior and junior courses, conducting research, facilitating knowledge and technology transfer, and providing consultancy services in the energy sector. Her contributions to the field are evident through her publication of articles and conference proceedings

Mr. Petros Gebray holds a Master of Science degree in Renewable Energy Systems, specializing in the development and implementation of sustainable energy solutions. Currently serving as an Assistant Professor at the Thermal and Energy Systems Chair, Petros is actively involved in teaching, research, and academic leadership. His expertise lies in the design and optimization of thermal and energy systems, with a particular focus on renewable energy integration. In addition to his role as an educator, Petros is engaged in research in the field of wind energy resource assessment, particularly in the context of Ethiopia. As a Ph.D. candidate, he is working on investigations into wind energy potential, aiming to provide valuable insights for sustainable energy planning and policy development in Ethiopia. Petros also works as a consultant at Mati Consulting Engineers PLC, where he collaborates with industries and NGOs to develop renewable energy solutions that support sustainable development initiatives. Through his teaching, research, and advocacy efforts, he strives to inspire the next generation of renewable energy leaders and contribute to the alleviation of energy poverty in developing countries. Committed to fostering collaboration between academia, industry, and government entities, Petros dedicates his efforts to driving innovation and accelerating the transition towards a more sustainable energy future. Contact: Email: petros.gebray@mu.edu.et, petros.enday@gmail.com Phone: +251 914 727374 Google scholar: https://scholar.google.com/citations?user=Petros

Michael G. Bidir (Ph.D), born on June 16, 1982, in Adigrat, Tigray, Ethiopia, to Mebrat Tesfay, is a distinguished figure in the realm of energy research and engineering. His academic journey has been marked by a relentless pursuit of knowledge and a commitment to addressing pressing global energy challenges. Raised in Adigrat, Dr. Bidir received his early education at Agazi Elementary and Comprehensive High School, where he displayed remarkable academic prowess and a passion for science and technology. This early foundation laid the groundwork for his future academic endeavours. His thirst for knowledge led him to pursue higher education in engineering, starting with an advanced Diploma in Automotive Technology at Maichew Technical College. Dr. Bidir's educational path led him to pursue a Bachelor's degree in Mechanical Engineering at Mekelle University, where he honed his skills and developed a strong understanding of mechanical systems. Eager to expand his expertise in energy technologies, he pursued a Master’s degree in Energy Technology from MU-ENPE, delving into the intricacies of renewable energy systems and their applications. Driven by a desire to make tangible contributions to the field of energy, Dr. Bidir pursued a Ph.D. in Energy from MU-NMBU. His doctoral research focused on investigating the performance, combustion, and emission characteristics of diesel-biodiesel-ethanol blends with graphene nanoparticle addition in direct-injection CI engines. His findings, published in reputable journals, showcased his innovative approach and contributed significantly to the understanding of alternative fuel combustion dynamics. Since 2004, Dr. Bidir has been an esteemed member of the faculty at Mekelle University, serving as a lecturer at the School of Mechanical and Industrial Engineering. In addition to his teaching responsibilities, he has also served as a technical expert in electromechanical installation and commissioning works, as well as a consultant in medical gas system energy-related projects. His multidisciplinary expertise and practical experience have made him a valuable asset in both academic, research and industrial settings. Throughout his career, Dr. Bidir has remained dedicated to continuous learning and professional development, participating in numerous short-term courses to enhance his expertise and stay abreast of the latest advancements in his field. His research interests primarily revolve around energy-related fields, with a particular focus on renewable energy sources such as bioenergy, wind, solar, geothermal, and tidal energy, as well as engine research areas. In summary, Dr. Michael G. Bidir's contributions to the field of energy research and engineering exemplify his unwavering commitment to academic excellence and innovation. His expertise, combined with his passion for sustainability, continues to drive meaningful advancements in renewable energy and propel the transition towards a more sustainable future. Contact: Email: Michael.gebreyesus@mu.edu.et Mobile number: +251914709608 +251941415522 Whatsapp: +25191470908

Ephrem Yohannes is a dedicated Ph.D. Candidate specializing in the research area of "Numerical and experimental performance improvement of cross flow turbine for optimal operation." and is sponsored by ICP NORAD phase V program. With a BSc in Mechanical engineering, MSc in Energy Technology and over 14 years of experience in teaching, research, and community service. I have served as a Lecturer in Mechanical Engineering at the Ethiopian Institute of Technology-Mekelle (EIT-M), Mekelle University since May 2017. Prior to this, I was an Assistant Lecturer at the University of Gondar from September 2010 to October 2017. I hold a Master of Science in Energy Technology and a Bachelor of Science in Mechanical Engineering from EIT-M. With a solid foundation in the field of mechanical engineering, Ephrem has cultivated a profound understanding of thermal and renewable energy systems and their effects on society. His primary sphere of research interest encompasses computational fluid dynamics (CFD), energy modeling, efficiency and management, numerical and experimental analysis of performance in turbo machinery components, and numerical optimization as well as characterization of hydraulic and gas turbines Ephrem, a passionate researcher with academic and practical experience in mechanical engineering and thermal energy systems, is dedicated to advancing renewable energy and sustainable development. His analytical capabilities and project management skills make him a promising energy technology researcher.. For further inquiries or collaboration opportunities related to Ephrem's research on cross flow turbine performance improvement, he can be contacted at • ephrem.yohannes@mu.edu.et • ephymech@gmail.com • Contact number +251938771424

Mr. Mengesha received MSc in Thermo –Fluid Engineering from the Mechanical Engineering department, Mekelle University (2018), BSc in Mechanical Engineering from Debra Markos University (2014). He is a senior lecturer of Thermal and Energy in the Ethiopian Institute of Technology, Mekelle University. He has been participating in various researches and consultancy services related to Thermal and Energy for the last 9 years. His research focuses on: Fluid Mechanics and Thermodynamics Application, Solar Energy Thermal and Photovoltaic Application, Wind Energy, Bio-Energy, Energy Economics and policies, and Technology Management. Contact: Email: ashenafi.tesema@mu.edu.et

Gabr Goshu Syum, born on January 16, 1992 G.C in Adiyabo, near Adi Nebrid, has been profoundly influenced by his culturally rich upbringing in this picturesque town, located approximately 35km northwest of Shire Indasilasse. Raised by his parents Lethehanis Syum Tesfay and Goshu Syum Tesfay, Gabr's deep connection to his roots and passion for his community have been pivotal in shaping his worldview and aspirations. Starting his educational journey at Adinebrid Elementary School and later attending Adidaero Major General Hyelom Araya Comprehensive School for secondary education, Gabr's academic pursuits led him to Wollo University, where he graduated with a Bachelor of Science degree in Mechanical Engineering, achieving a notable CGPA of 3.24 and earning accolades for his thesis. Building upon his undergraduate success, Gabr continued to excel academically, earning a Master of Science degree from Mekelle University with an impressive CGPA of 3.92. Throughout his academic endeavors, Gabr has acquired a diverse range of skills and certifications, demonstrating proficiency in software such as AutoCAD and SolidWorks, and obtaining certifications in automotive engineering servicing, driving, and professional engineering. Complementing his engineering expertise, Gabr has also expanded his skill set through certifications in online teaching and entrepreneurship training, highlighting his commitment to both personal and professional growth. Finally, he is working at Mekelle University as a Technical Academic staff position up to the date. Contact: Mobile: +251914416188 : +25136374939 E-mails :gabr.goshu@mu.edu.et : gabrgoshu413@gmail.com