Sahar Ghatrehsamani | Engineering | Best Scholar Award

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Dr. Sahar Ghatrehsamani | Engineering | Best Scholar Award

Postdoctoral at Isfahan University of Technology, Iran

Dr. Sahar Ghatrehsamani is a passionate mechanical engineer specializing in tribology, with a strong background in machine learning and surface engineering. She earned her Ph.D. in Mechanical Engineering from Isfahan University of Technology (IUT), Iran (2022) and is currently a postdoctoral researcher at IUT, applying AI techniques to predict the tribological behavior of agricultural machinery. With expertise in CAD, FEA, and statistical analysis, she has contributed significantly to teaching, research, and mentoring students. Her work intersects materials science, additive manufacturing, and precision agriculture, making her a versatile and innovative researcher. πŸŒπŸ”¬

Professional Profile:

Scopus

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Education & Experience

πŸ“š Education:

  • πŸŽ“ Ph.D. in Mechanical Engineering (Tribology) – Isfahan University of Technology, Iran (2017-2022)

  • πŸŽ“ M.Sc. in Mechanical Engineering (Tribology) – Isfahan University of Technology, Iran (2015-2017)

  • πŸŽ“ B.Sc. in Mechanical Engineering (Biosystem) – Shahrekord University, Iran (2009-2013)

πŸ”¬ Experience:

  • πŸ” Postdoctoral Researcher – Isfahan University of Technology, Iran (2024-Present)

  • πŸ‘©β€πŸ« Teaching Experience – Multiple undergraduate courses in mechanical engineering at IUT (2018-Present)

  • 🀝 Co-Advisor – 2 Master’s & 6 Bachelor’s students

Professional Development

Dr. Sahar Ghatrehsamani is dedicated to research, teaching, and innovation in mechanical engineering, particularly in tribology, surface engineering, and AI-driven modeling. She has actively mentored students, guided research projects, and developed expertise in CAD, numerical simulation, and data analysis. Her teaching career at Isfahan University of Technology spans multiple engineering courses, and she has consistently ranked highly in teaching evaluations. Passionate about bridging the gap between mechanical engineering and materials science, she explores new technologies in additive manufacturing and precision agriculture to enhance sustainability and performance. πŸšœπŸ› οΈ

Research Focus

Dr. Sahar Ghatrehsamani’s research spans multiple engineering domains, focusing on:

  • 🏎️ Tribology – Studying friction, wear, and lubrication for various applications

  • 🏭 Surface Engineering – Enhancing material properties for durability and efficiency

  • πŸ€– Machine Learning & AI – Applying predictive modeling in tribological behavior and material design

  • πŸ— Mechanical Behavior of Materials – Understanding stress, strain, and failure mechanics

  • 🚜 Precision Agriculture – Developing efficient and smart agricultural machinery

  • πŸ–¨οΈ Additive Manufacturing – Investigating 3D printing & advanced manufacturing

  • πŸ“Š Data Analysis & Numerical Modeling – Integrating simulation techniques for engineering solutions

Awards & Honors

Teaching Excellence:

  • πŸŽ–οΈ Ranked 1st in Mechanical Engineering Group (2021)

  • πŸ… Ranked 2nd in College of Engineering (2021)

  • πŸ† Ranked 13th among 569 faculty members at IUT (2021)

Research Contributions:

  • πŸ“œ Published multiple high-impact research papers in tribology and AI modeling

  • 🌍 Contributed to international collaborations in mechanical engineering research

πŸš€ Her dedication to education, research, and innovation has established her as a rising expert in tribology and machine learning!

Publication Top Notes

  1. On the running-in nature of metallic tribo-components: A review

    • Authors: M.M. Khonsari, S. Ghatrehsamani, S. Akbarzadeh

    • Journal: Wear (Vol. 474, 2021)

    • Citations: 113

    • Summary: A comprehensive review of the running-in phase in metallic tribo-systems, examining the changes in friction, wear, and surface topography over time.

  2. Experimentally verified prediction of friction coefficient and wear rate during running-in dry contact

    • Authors: S. Ghatrehsamani, S. Akbarzadeh, M.M. Khonsari

    • Journal: Tribology International (Vol. 170, 2022)

    • Citations: 41

    • Summary: Experimental validation of predictive models for friction and wear rate during the running-in phase under dry contact conditions.

  3. Experimental and numerical study of the running-in wear coefficient during dry sliding contact

    • Authors: S. Ghatrehsamani, S. Akbarzadeh, M.M. Khonsari

    • Journal: Surface Topography: Metrology and Properties (Vol. 9, Issue 1, 2021)

    • Citations: 25

    • Summary: Investigates the wear coefficient during dry sliding contact using both experimental methods and numerical simulations.

  4. Predicting the wear coefficient and friction coefficient in dry point contact using continuum damage mechanics

    • Authors: S. Ghatrehsamani, S. Akbarzadeh

    • Journal: Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (2019)

    • Citations: 23

    • Summary: Develops a predictive framework for wear and friction coefficients in dry point contact using continuum damage mechanics.

  5. Application of continuum damage mechanics to predict wear in systems subjected to variable loading

    • Authors: S. Ghatrehsamani, S. Akbarzadeh, M.M. Khonsari

    • Journal: Tribology Letters (Vol. 69, 2021)

    • Citations: 15

    • Summary: Extends continuum damage mechanics principles to predict wear in tribological systems under varying load conditions.

Conclusion

Sahar Ghatrehsamani is a strong candidate for the Best Scholar Award. Her contributions to tribology, AI-driven material predictions, and mechanical behavior research are significant. She excels in both academic and applied research, making notable interdisciplinary advancements. Given her teaching excellence, mentorship, and research output, she is highly deserving of recognition as a leading researcher in her field.

Naoufel Ben Hamadi | Engineering | Excellence in Scientific Innovation Award

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Prof. Naoufel Ben Hamadi | Engineering | Excellence in Scientific Innovation Award

Prof. Naoufel Ben Hamadi, Chemistry Department, College of Science, IMSIU, Imam Mohammad Ibn Saud Islamic University, P.O. Box 5701, Riyadh 11432, Saudi Arabia

Prof. naoufel ben hamadi is a distinguished professor of chemistry at IMSIU, specializing in organic synthesis, photochemistry, and environmental applications of chemistry. His research emphasizes sustainable technologies, and he serves as a reviewer for leading international journals, contributing to advances in organic and polymer chemistry.

PROFILE

Orcid Profile

Scopus Profile

Educational Details

Prof. naoufel ben hamadi has built a strong foundation in organic chemistry through comprehensive academic achievements at the Monastir Faculty of Sciences in Tunisia. He earned his Ph.D. in Organic Chemistry Sciences in 2008, graduating with the distinction of “Very Honorable with felicitation of the Jury.” Continuing his academic pursuit, he achieved his Habilitation Γ  Diriger des Recherches (HDR) in Organic Chemistry in 2013, again with the highest honors and jury recognition. Prof. ben hamadi also holds a post-graduate diploma (2002) and a bachelor’s degree (2000) in Physics Sciences, both awarded with commendable grades.

Professional Experience

Prof. ben hamadi began his teaching career in 2003 as an Assistant at the Higher Institute of Technology Studies in Zaghouan, Tunisia. He advanced to Assistant Professor at Gabes Faculty of Sciences from 2008 to 2014. Since joining the College of Sciences at Imam Mohammad Ibn Saud Islamic University (IMSIU) in 2014, he has held positions as Associate Professor and, since 2023, full Professor. His teaching experience spans organic synthesis, photochemistry, and bioresource technology, among other fields within the discipline of chemistry.

Research Interest

Prof. ben hamadi’s research expertise encompasses various aspects of chemistry, particularly organic synthesis, photochemistry, polymer chemistry, textile dyeing, bioresource technology, and waste treatment. His work often emphasizes sustainable practices and innovative applications of organic compounds across different industries.

Peer Review Contributions

As a dedicated academic, Prof. ben hamadi contributes to the scientific community by acting as a peer reviewer for multiple international journals, including Letters in Organic Chemistry, Molecules, Arabian Journal of Chemistry, Natural Science, Scientific Research and Essays, Industrial Crops and Products, and the Journal of Cleaner Production.

Top Notable Publications

“Insights into Co (II)-based hybrid materials for photocatalytic and antioxidant applications”

Authors: Gassara, M., Hchicha, K., Mhadhbi, N., Hamadi, N.B., Boufahja, F.

Journal: Journal of Molecular Structure

Year: 2025

Volume/Issue/Page: 1319, Article 139458

Citations: 1

“Synthesis, structure, and luminescence properties of a 0D organic-inorganic cadmium iodide: Combined experimental and theoretical approach”

Authors: Fandouli, A., Hamadi, N.B., Guesmi, A., Houas, A., Rayes, A.

Journal: Journal of Molecular Structure

Year: 2024

Volume/Issue/Page: 1314, Article 138683

Citations: 0

“Erratum to β€˜Synthesis, thermal, dielectric and electro-optic properties of new series of fluorinated hydrogen-bonded liquid crystals, [J. Mol. Liq. 367 (2022) 120510]’”

Authors: Derbali, M., Soltani, T., Guesmi, A., Jeanneau, E., Chevalier, Y.

Journal: Journal of Molecular Liquids

Year: 2024

Volume/Issue/Page: 407, Article 125246

Citations: 0

“A new non-centrosymmetric material (C5H9N3)[ZnBr4]Β·H2O : Molecular structure, characterization, optical properties, and biological activities”

Authors: Dammak, S.W., Tlili, H., Trabelsi, I., Hamadi, N.B., NaΓ―li, H.

Journal: Journal of Molecular Structure

Year: 2024

Volume/Issue/Page: 1307, Article 137907

Citations: 1

“Novel composite from chitosan and a metal-organic framework for removal of tartrazine dye from aqueous solutions; adsorption isotherm, kinetic, and optimization using Box-Benkhen design”

Authors: El-Fattah, W.A., Guesmi, A., Hamadi, N.B., El-Desouky, M.G., Shahat, A.

Journal: International Journal of Biological Macromolecules

Year: 2024

Volume/Issue/Page: 273, Article 133015

Citations: 9

“Hydrothermal synthesis of (C5H14N2)[CoCl4]βΈ³0.5H2O: Crystal structure, spectroscopic characterization, thermal behavior, magnetic properties, and biological evaluation”

Authors: Walha, S., Mhadhbi, N., Ali, B.F., Costantino, F., NaΓ―li, H.

Journal: Chemical Physics Impact

Year: 2024

Volume/Issue/Page: 8, Article 100597

Citations: 1

Conclusion

Prof. Naoufel Ben Hamadi’s distinguished academic background, extensive teaching experience, impactful research focus, and active involvement in scientific publishing strongly support his candidacy for the Best Researcher Award. His achievements and commitment to advancing the field of chemistry make him a highly qualified nominee.

 

 

Yalini Devi Neelan | Engineering | Best Researcher Award

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Dr. Yalini Devi Neelan | Engineering | Best Researcher Award

Google Scholar Profile

Educational Details

Dr. Yalini Devi Neelan completed her Ph.D. in Energy Harvesting Applications at Anna University, India, from 2016 to 2021. Her doctoral research focused on innovative methods for harnessing energy through advanced materials and nanotechnology. Prior to her Ph.D., she earned an M.Tech. in Nanoscience and Technology from Anna University, where she achieved an impressive GPA of 8.24/10 from 2014 to 2016. Dr. Neelan’s academic journey began with a Bachelor of Engineering in Electrical and Electronic Engineering, also from Anna University, where she graduated in 2014 with a GPA of 6.41/10. This solid educational background has equipped her with a strong foundation in both engineering principles and nanomaterials, driving her passion for research in energy solutions.

Research Experience

Dr. Yalini Devi Neelan is currently a Postdoctoral Researcher at the University of Milano, Italy, in the Thermoelectric’s Laboratory, where she focuses on the preparation and characterization of nanostructured silicon for thermoelectric applications. Her key responsibilities include preparing nanostructured materials, examining their physicochemical characteristics, and studying their Seebeck coefficient, electrical, and thermal conductivity to calculate the figure of merit (ZT). Prior to this, she was a Postdoctoral Researcher at Chungnam National University, South Korea, where she worked on nanostructured oxide-based materials for antibiotic degradation and battery applications, analyzing their photodegradation and electrochemical properties. Dr. Neelan also served as a Research Associate at Anna University, India, where she focused on energy harvesting and storage applications, preparing oxide-based nanomaterials and managing communications with funding agencies. During her Ph.D. at Anna University, she investigated nanostructured strontium titanate-based oxide thermoelectric materials for energy harvesting from waste heat. Additionally, she collaborated with Shimomura Laboratory at Shizuoka University, Japan, to enhance the thermoelectric power factor of nanostructured SrTiO3 through Gd and Nb co-substitution. Earlier in her academic journey, Dr. Neelan was a project student at the Indian Institute of Technology Madras, where she developed graphene oxide-based strain sensors for motion monitoring. Her diverse research experiences reflect her strong expertise in nanomaterials and energy applications.

Research Focus

Energy harvesting applications, particularly in thermoelectrics, focus on converting waste heat into usable electrical energy, thus promoting sustainable energy solutions. The synthesis of nanomaterials plays a crucial role in this field, as nanostructured materials exhibit enhanced thermoelectric properties due to their unique physical and chemical characteristics. These materials are engineered to optimize energy conversion efficiencies, allowing for effective harvesting from various heat sources. Additionally, advancements in energy storage applications complement energy harvesting by ensuring that the harvested energy can be effectively stored and utilized when needed. By integrating innovative synthesis techniques and exploring novel nanomaterials, researchers aim to improve the performance and efficiency of thermoelectric devices, ultimately contributing to a more sustainable and energy-efficient future.

Top Notable Publications

Enhancing effects of Te substitution on the thermoelectric power factor of nanostructured SnSe₁₋ₓTeβ‚“
Authors: D. Sidharth, A.S.A. Nedunchezhian, R. Rajkumar, N.Y. Devi, P. Rajasekaran, et al.
Journal: Physical Chemistry Chemical Physics
Year: 2019
Citations: 32

Effect of Gd and Nb co-substitution on enhancing the thermoelectric power factor of nanostructured SrTiO₃
Authors: N.Y. Devi, K. Vijayakumar, P. Rajasekaran, A.S.A. Nedunchezhian, et al.
Journal: Ceramics International
Year: 2021
Citations: 26

Enhanced thermoelectric performance of band structure engineered GeSe₁₋ₓTeβ‚“ alloys
Authors: D. Sidharth, A.S.A. Nedunchezhian, R. Akilan, A. Srivastava, B. Srinivasan, et al.
Journal: Sustainable Energy & Fuels
Year: 2021
Citations: 25

Enhancement of thermoelectric power factor of hydrothermally synthesised SrTiO₃ nanostructures
Authors: N.Y. Devi, P. Rajasekaran, K. Vijayakumar, A.S.A. Nedunchezhian, et al.
Journal: Materials Research Express
Year: 2020
Citations: 15

Biogenic synthesis and characterization of silver nanoparticles: evaluation of their larvicidal, antibacterial, and cytotoxic activities
Authors: S. Mahalingam, P.K. Govindaraji, V.G. Solomon, H. Kesavan, Y.D. Neelan, et al.
Journal: ACS Omega
Year: 2023
Citations: 11

Effect of Bismuth substitution on the enhancement of thermoelectric power factor of nanostructured Biβ‚“Co₃₋ₓOβ‚„
Authors: A.S.A. Nedunchezhian, D. Sidharth, N.Y. Devi, R. Rajkumar, P. Rajasekaran, et al.
Journal: Ceramics International
Year: 2019
Citations: 11

Effective Visible-Light-Driven Photocatalytic Degradation of Harmful Antibiotics Using Reduced Graphene Oxide-Zinc Sulfide-Copper Sulfide Nanocomposites as a Catalyst
Authors: J.K. Shanmugam Mahalingam, Yalini Devi Neelan, Senthil Bakthavatchalam, et al.
Journal: ACS Omega
Year: 2023
Citations: 10

Enhancing the thermoelectric power factor of nanostructured ZnCoβ‚‚Oβ‚„ by Bi substitution
Authors: A.S.A. Nedunchezhian, D. Sidharth, R. Rajkumar, N.Y. Devi, K. Maeda, et al.
Journal: RSC Advances
Year: 2020
Citations: 7

High thermoelectric power factor of Ag and Nb co-substituted SrTiO₃ perovskite nanostructures
Authors: N.Y. Devi, A.S.A. Nedunchezhian, D. Sidharth, P. Rajasekaran, et al.
Journal: Materials Chemistry and Physics
Year: 2023
Citations: 3