Assist. Prof. Dr Boutheina Ben Fraj | Matériaux composites | Women Researcher Award

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Assist. Prof. Dr Boutheina Ben Fraj | Matériaux composites | Women Researcher Award 

Enseignant chercheur at Centre de Recherches et des Technologies de l’Energie CRTEn, Tunisia

Boutheina Ben Fraj is a skilled mechanical engineer and researcher with extensive experience in materials science and mechanics. She holds a Ph.D. in Mechanical Engineering from the Ecole Nationale d’Ingénieurs de Sousse, Tunisia. Currently, she serves as a Maitre-Assistant at the Institut Supérieur des Sciences Appliquées et de Technologie de Kairouan. Her research focuses on shape memory alloys, biomaterials, and composite materials. She has published numerous papers in reputable journals and conferences, showcasing her expertise in materials characterization, mechanical behavior, and numerical modeling. Ben Fraj has also supervised several graduate students and participated in various scientific committees. Her dedication to research and education has earned her recognition, including the “IOP Outstanding Reviewer Awards 2019” for Materials Research Express. 🌟

Professional Profile

scholar

🎓 Education

– Ph.D. in Mechanical Engineering, Ecole Nationale d’Ingénieurs de Sousse, Tunisia (2018)- Master’s degree in Mechanical Engineering, Ecole Nationale d’Ingénieurs de Sousse, Tunisia (2008)- Bachelor’s degree in Mechanical Engineering, Ecole Nationale d’Ingénieurs de Sousse, Tunisia (2002)- Various certifications, including Data Science, Computational Fluid Dynamics (CFD), and SolidWorks Associate – Mechanical Design.

💼 Experience

– Maitre-Assistant, Institut Supérieur des Sciences Appliquées et de Technologie de Kairouan (2021-present)- Expert-Evaluateur académique, Agence Tunisienne d’Evaluation et d’Accréditation dans l’enseignement supérieur et la recherche scientifique (ATEA) (2012-2021)- Technologue-chercheur, Centre de Recherches et des Technologies de l’Energie (CRTEn) (2012-2021)- Supervised numerous graduate students and participated in various scientific committees.

🔬 Research Interests

Boutheina Ben Fraj’s research focuses on:- Shape memory alloys and their applications- Biomaterials and biomechanics- Composite materials and their mechanical behavior- Numerical modeling and simulation of materials behavior- Materials characterization and testing

🏅 Awards

– “IOP Outstanding Reviewer Awards 2019” for Materials Research Express, IOP Publishing- Certification in Data Science from GOMYCODE- “Data sciences and Artificial Intelligence using Power BI” Diploma, International Foundation of Academic Development (IFAD)- “International Scientific Publishing Training” Diploma, International Foundation of Academic Development (IFAD)

📚Top Noted  Publications

1. Thermal, structural, and mechanical properties of carbon fiber reinforced PLA composites: Influence of FDM print speed and comprehensive analysis. 📰
2. Anodization of Ni-rich NiTi SMA for enhancing green hydrogen production. 💡
3. Corrosion behavior of aged NiTi shape memory alloys. 🛠️
4. Transformation, kinetic and thermodynamic behaviors of Ni4Ti3 precipitated/un-precipitated Ni-rich NiTi SMA. 🔥
5. Correlation between hardness behavior, shape memory and superelasticity in Ni-rich NiTi SMA. 🔗
6. Performance of high sulfonated poly (ether ether ketone) modified with microcrystalline cellulose and 2, 3-dialdehyde cellulose for proton exchange membranes. 💻

JAEHYUK CHOI | Materials and Structures | Best Researcher Award

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Mr. JAEHYUK CHOI | Materials and Structures | Best Researcher Award

Assist Prof Dr at National Korea Maritime and Ocean University, South Korea

Mr. JAEHYUK CHOI is a distinguished professor at Korea Maritime and Ocean University with expertise in mechanical and marine engineering. After earning his Ph.D. from Hokkaido University, Japan, he has contributed significantly to fields like combustion engineering, high-temperature hydrogen production, and space utilization engineering. His professional journey includes a blend of academia, research, and industry advisory roles, including postdoctoral work at the Korea Atomic Energy Research Institute and advisory roles for Korea’s Ministry of Ocean and Fisheries. He has published extensively on air pollution control and hydrogen production modeling, contributing to global research initiatives.

Publication Profile

scopus

Education 🎓

Ph.D. in Mechanical Science (2005) – Hokkaido University, Japan (Advisor: Prof. Osamu Fujita) M.S. in Marine Engineering (2000) – Korea Maritime University, Korea (Advisor: Prof. Seok-Hun Yoon) B.S. in Marine Engineering (1996) – Korea Maritime University, Korea His educational journey has provided him with a robust foundation in mechanical and marine engineering, focused on areas such as combustion, fluid flow, and hydrogen production. The combination of Japanese and Korean maritime expertise enables him to develop cutting-edge models for air pollution control, combustion technologies, and high-temperature electrolysis, contributing to cleaner maritime operations. 🌐🌬️🚢

Experience 👨‍✈️

Naval Officer – 1996-1998 (Navy R.O.T.C 41, Korea) Researcher – 2000-2001 (Korea Maritime University) Research Student – 2001 (Hokkaido University, Japan Postdoctoral Researcher – 2005-2007 (Korea Atomic Energy Research Institute)  BK21 Assistant Professor – 2007-2009 (Seoul National University)  Assistant/Associate/Professor – 2009-present (Korea Maritime and Ocean University) Policy Advisory Council – 2017-2019 (Ministry of Ocean and Fisheries)  Visiting Scholar – 2019-2021 (University of Missouri) Mr. JAEHYUK CHOI has a rich professional background combining military service, academic research, and advisory roles. His international experience includes collaborations in Japan and the United States, broadening his expertise in nuclear hydrogen and marine engineering. 🛠️🌍

Awards and Honors🏆

Minister Citation – Ministry of Ocean and Fisheries (2018) Best Teacher Award – Korea Maritime and Ocean University (2014, 2017) 2000 Outstanding Intellectuals – IBC (2016) Minister Citation – Ministry of Science, ICT, and Future Planning (2015) Certificate – President of KMOU (2013, 2014) Outstanding Paper – Japan Society of Mechanical Engineers (2007 Outstanding Paper – Korean Society of Marine Engineering (2006 Certificate – Korea Atomic Energy Research Institute (2006) Mr. JAEHYUK CHOI has received numerous awards, recognizing his contributions to marine engineering and academia. His dedication to research and teaching is reflected in prestigious ministerial citations and multiple best paper awards from renowned engineering societies. 🏅📚🎖️

Publication  Top Notes

Experimental and numerical studies on performance investigation of a diesel engine converted to run on LPG
Authors: Kuk Kim, J., Lee, W.-J., Ahn, E., Choi, J.-H.
Published in: Energy Conversion and Management, 2024, 321, 119091
Summary: This paper investigates the performance of diesel engines converted to operate on LPG (liquefied petroleum gas). The study combines both experimental and numerical methods to analyze fuel efficiency, emissions, and engine performance.

Review of noise and vibration reduction technologies in marine machinery: Operational insights and engineering experience
Authors: Park, M.-H., Yeo, S., Choi, J.-H., Lee, W.-J.
Published in: Applied Ocean Research, 2024, 152, 104195
Summary: This review focuses on technologies aimed at reducing noise and vibration in marine machinery. The authors compile operational insights and lessons learned from engineering practices, emphasizing the importance of reducing environmental and human impacts in maritime applications.

Experimental evaluation of the significance of scheduled turbocharger reconditioning on marine diesel engine efficiency and exhaust gas emissions
Authors: Nyongesa, A.J., Park, M.-H., Lee, C.-M., Hur, J.-J., Lee, W.-J.
Published in: Ain Shams Engineering Journal, 2024, 15(8), 102845
Summary: This article presents an experimental study evaluating the impact of scheduled turbocharger reconditioning on the efficiency of marine diesel engines and associated exhaust gas emissions. The findings emphasize the importance of maintenance schedules for optimizing engine performance and reducing emissions.

Effects of natural gas admission location and timing on performance and emissions characteristics of LPDF two-stroke engine at low load
Authors: Nyongesa, A.J., Choi, J.-H., Lee, J.-W., Kim, J.-S., Lee, W.-J.
Published in: Case Studies in Thermal Engineering, 2024, 56, 104241
Summary: This paper investigates the effects of natural gas admission timing and location on the performance and emissions of low-pressure dual-fuel (LPDF) two-stroke engines. The results are crucial for optimizing engine operations under low-load conditions.

Estimation of greenhouse gas emissions from ships registered in South Korea based on activity data using the bottom-up approach
Authors: Yeo, S., Kuk Kim, J., Choi, J.-H., Lee, W.-J.
Published in: Journal of Engineering for the Maritime Environment, 2024
Summary: This study uses a bottom-up approach to estimate greenhouse gas emissions from ships registered in South Korea. The authors focus on activity data, providing a detailed methodology for assessing emissions from maritime transportation.

LPG, Gasoline, and Diesel Engines for Small Marine Vessels: A Comparative Analysis of Eco-Friendliness and Economic Feasibility
Authors: Kim, J.K., Yeo, S., Choi, J.-H., Lee, W.-J.
Published in: Energies, 2024, 17(2), 450
Summary: This article compares LPG, gasoline, and diesel engines for small marine vessels, focusing on their eco-friendliness and economic feasibility. The paper highlights LPG as a potential environmentally friendly alternative to traditional fuels.

Impact of K-H Instability on NO Emissions in N₂O Thermal Decomposition Using Premixed CH₄ Co-Flow Flames and Electric Furnace
Authors: Park, J., Kim, S., Yu, S., Choi, J.-H., Yoon, S.H.
Published in: Energies, 2024, 17(1), 96
Summary: This study examines the impact of Kelvin-Helmholtz (K-H) instability on nitrogen oxide (NO) emissions during nitrous oxide (N₂O) thermal decomposition in premixed methane co-flow flames. The findings contribute to understanding combustion instability’s role in emission characteristics.

Feasibility study on bio-heavy fuel as an alternative for marine fuel
Authors: Kim, J.-S., Choi, J.-H.
Published in: Renewable Energy, 2023, 219, 119543
Summary: This feasibility study explores the potential of bio-heavy fuel as a sustainable alternative to conventional marine fuels. The paper assesses the environmental and economic impacts of using bio-heavy fuel in maritime applications.

Corrigendum: Effects of hydrogen mixture ratio and scavenging air temperature on combustion and emission characteristics of a 2-stroke marine engine
Authors: Pham, V.C., Kim, J.-S., Lee, W.-J., Choi, J.-H.
Published in: Energy Reports, 2023, 9
Summary: The corrigendum addresses errors in a previously published article related to hydrogen mixture ratios and scavenging air temperature’s effects on two-stroke marine engine performance and emissions.

Effects of hydrogen mixture ratio and scavenging air temperature on combustion and emission characteristics of a 2-stroke marine engine
Authors: Pham, V.C., Kim, J.-S., Lee, W.-J., Choi, J.-H.
Published in: Energy Reports, 2023, 9, pp. 195–216

Conclusion

The candidate is highly suitable for the Best Researcher Award due to their comprehensive expertise, significant professional experience, and numerous accolades. Their research has substantial implications for environmental sustainability and technological advancement. By focusing on improving their publication output and fostering industry collaborations, the candidate can further solidify their impact and leadership in their field. Overall, the candidate’s strengths make them an exemplary choice for this prestigious award.