Mr. Shewa Getachew | High energy physics | Editorial Board Member
Lecturer at Wolkite University | Ethiopia
Shewa Getachew Mamo is a dedicated Physics Lecturer and researcher with a specialized focus on optical properties of nanocomposites, material science, refractive index, and group velocity. Passionate about advancing scientific knowledge, he is committed to both academic excellence and innovative research in the realm of condensed matter physics. His expertise extends to investigating local field enhancements, optical properties of nanostructures, and exploring nanoparticle-based materials and geometries.
Profile
Early Academic Pursuits 🎓
Shewa’s academic journey began at Wolkite University, where he earned his Bachelor’s degree in Physics (2016-2019) and later pursued a Master’s degree in Condensed Matter Physics (2022-2023). Throughout his education, he developed a strong foundation in experimental and theoretical physics, which propelled him into a career of teaching and research in the field.
Professional Endeavors 💼
Currently, Shewa serves as a Physics Teacher at Wolkite University (since December 2023). In this role, he is responsible for preparing and presenting undergraduate and sometimes postgraduate courses in various areas of physics, including mechanics, electromagnetism, thermodynamics, quantum mechanics, and material science. He plays a vital role in designing curricula, developing lesson plans, and selecting relevant textbooks to ensure effective learning outcomes. His academic influence extends to advising students on academic matters and guiding them through research projects.
Contributions and Research Focus 🔬
Shewa’s research focus is primarily on the optical properties of core-shell spherical nanocomposites and local field enhancements. His research aims to explore the interaction between optical fields and nanocomposites, as well as investigating the influence of depolarization on the local field enhancement factor in passive and active composites with pure metal spheroidal nanoinclusions. One of his notable research areas includes optical bistability in nanoparticle composites and the role of tunable dielectric cores in cylindrical core-shell nanocomposites.
Impact and Influence 🌍
Shewa’s research has led to significant contributions to the field of material science and nanotechnology, specifically in understanding the optical properties of nanostructured materials. His findings have been widely discussed in the scientific community, with numerous publications in prominent journals. He is committed to staying updated with the latest advancements in condensed matter physics and nanotechnology, consistently striving to push the boundaries of existing scientific knowledge.
Academic Cites 📚
Shewa’s work has been widely cited, with his contributions being recognized across several prestigious journals. His publications include studies such as:
- Tsegaye, A., & Getachew, S. (2024). “Investigation Optical Properties of ZnTe@Ag Core-Shell Spherical Nanocomposites Within Varies Dielectric Host Matrices”. Advances in Materials, 13(4), 80-91.
- Getachew, S. (2024). “Effect of Tunable Dielectric Core on Optical Bistability in Cylindrical Core-Shell Nanocomposites”. Advances in Condensed Matter Physics, 2024(1), 9911970.
- Getachew, S. (2024). “Investigation of Refractive Index and Group Velocity Metal Coated Dielectric Spherical Nanocomposites”. Iranian Journal of Physics Research, 24(3), 75-87.
His academic citations are a testament to his research impact and scientific contributions.
Research Skills 🔍
Shewa possesses advanced knowledge in condensed matter physics, with strong analytical and problem-solving skills. He is proficient in a range of experimental and theoretical physics techniques. His technical expertise includes programs such as Matlab, Word, Excel, PowerPoint, OpenOffice, and Latex, and he is skilled in computer languages like Python, Fortran, and Gnuplot. He also has experience with Unix systems and software like xmgrace, showcasing his comprehensive research toolset.
Teaching Experience 📘
Shewa’s teaching experience is extensive, having taught various physics courses at the undergraduate and postgraduate levels. He designs engaging lesson plans and works closely with students to help them grasp key concepts in physics. By preparing and grading exams, assignments, and laboratory reports, he ensures students receive constructive feedback for their academic growth. His role as a mentor goes beyond the classroom, advising students on their academic and career paths and supervising their research projects.
Legacy and Future Contributions 🌱
Shewa is committed to leaving a lasting legacy in the fields of nanotechnology, material science, and condensed matter physics. His ongoing research will likely continue to make valuable contributions to the understanding of optical properties and nanocomposite materials. Looking ahead, Shewa is dedicated to mentoring the next generation of scientists and physicists, sharing his knowledge and advancing the boundaries of nanophysics and material science research. Through continuous publication and collaboration, his work is set to influence the scientific community for years to come.
Publications Top Notes
Effect of Tunable Dielectric Function of the Core on Optical Bistability in Small Spherical Metal-Dielectric Composite
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Authors: Hawi Aboma, Shewa Getachew, Sisay Shewamare
Journal: Ethiopian Journal of Applied Sciences
Year: 2025
Investigation Optical Properties of ZnTe@Ag Core-Shell Spherical Nanocomposites Within Varies Dielectric Host Matrices
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Authors: Tsegaye Atnaf, Shewa Getachew
Journal: Advances in Materials
Year: 2024
Investigating the Optical Bistability of Pure Spheroidal Nanoinclusions in Passive and Active Host Matrices
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Authors: Shewa Getachew, Girma Berga
Journal: Canadian Journal of Physics
Year: 2024
Investigation of Refractive Index and Group Velocity Metal Coated Dielectric Spherical Nanocomposites Within Passive and Active Dielectric Cores
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Authors: Shewa Getachew
Journal: Iranian Journal of Physics Research (IJPR)
Year: 2024
Effect of Tunable Dielectric Core on Optical Bistability in Cylindrical Core–Shell Nanocomposites
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Authors: Shewa Getachew, Junjie Li
Journal: Advances in Condensed Matter Physics
Year: 2024