Yeeu-Chang Lee | Experimental methods | Best Researcher Award

Prof. Yeeu-Chang Lee | Experimental methods | Best Researcher Award

Chung Yuan Christian University | Taiwan

Professor Yeeu-Chang Lee is a leading researcher in ultrafast laser–material interactions, micro/nano fabrication, and computational optics. Specializing in the integration of high-energy laser processing with optical simulations, Professor Lee’s work aims to innovate advanced photonic structures. His research contributes significantly to the development of energy-efficient and scalable photonics solutions, with a focus on improving systems like LEDs and optical diffusers through precise and novel microstructure designs.

👨‍🎓Profile

Scopus

Early Academic Pursuits 🎓

Professor Lee’s academic journey began with a passion for applied physics and optics, leading him to obtain his advanced degrees in the field of laser physics and material science. Early in his career, he was captivated by the intersection of laser technology and material manipulation, sparking his focus on ultrafast lasers and their applications in micro/nano fabrication. His early work laid the foundation for his current expertise in picosecond and femtosecond laser technologies.

Professional Endeavors 🏆

Professor Lee’s professional career has been marked by his leadership in cutting-edge projects involving high-energy laser processing. Throughout his career, he has held key positions in various academic and research institutions, advancing the development of laser-based fabrication techniques. His roles in research teams have centered around developing new ways to optimize light extraction and diffusion efficiency in photonic devices, with significant collaborations in both industry and academia.

Contributions and Research Focus 🔬

Professor Lee’s research focuses on bridging applied high-energy physics with computational science to solve pressing challenges in photonics and optical engineering. He has pioneered work in the fabrication of micro-lens arrays and subwavelength textures aimed at improving light extraction in devices like LEDs and optical diffusers. His innovative use of tools such as LightTools and Bezier-based modeling allows for precise simulations and optimization of microstructure design, leading to more efficient optical systems.

Impact and Influence 🌍

Professor Lee’s work has significantly influenced the field of photonics, especially in areas related to energy-efficient lighting and optical systems design. His pioneering contributions in laser processing and optical simulations have impacted industries focused on LEDs, displays, and renewable energy technologies. By developing new approaches to light field distribution and optical modeling, he has set new standards for high-precision fabrication in photonics.

Academic Cites 📚

With numerous publications in leading scientific journals, Professor Lee’s work has been widely cited in the fields of laser physics, materials science, and optical engineering. His contributions to picosecond and femtosecond laser applications have garnered attention globally, with his work often referenced in studies exploring advanced photonic structures and light manipulation technologies.

Research Skills 🧑‍🔬

Professor Lee’s expertise includes advanced techniques in ultrafast laser processing, micro/nano fabrication, and computational optics. He is proficient in optical simulation software such as LightTools and Bezier-based modeling, employing these tools for high-precision light field simulations and the optimization of microstructure designs. His work requires a deep understanding of laser-material interactions, material properties, and optical design principles to create innovative photonic solutions.

Teaching Experience 🎓

As a professor, Professor Lee has a strong track record of educating the next generation of optical engineers and laser scientists. He has taught courses on ultrafast lasers, photonics, and optical design, emphasizing practical, hands-on learning. His students benefit from his industry expertise and advanced knowledge of laser-material interactions, which helps them bridge the gap between theory and application.

Legacy and Future Contributions 🌱

Looking ahead, Professor Lee is committed to continuing his work in advanced photonics and optical engineering. His vision for the future includes the development of next-generation energy-efficient optical systems that can have a transformative impact on industries such as renewable energy, consumer electronics, and communications. As he continues to push the boundaries of laser fabrication and optical simulations, his legacy will undoubtedly influence the next era of photonics technologies.

Publications Top Notes

Fabrication and simulation of optical shaping diffuser to control light patterns

  • Authors: P., Chiu, Powei; T.L., Chang, Tien Li; W., Chen, Weichun; Y., Lee, Yeouchang
    Journal: Micro and Nanostructures
    Year: 2025

Fabricating ordered array of polystyrene spheres on concave structure via 3D micro-printing

  • Authors: L.E., Kang, Li En; Y., Lee, Yeouchang
    Journal: Journal of Nanoparticle Research
    Year: 2024

The Synthesis and Assembly Mechanism of Micro/Nano-Sized Polystyrene Spheres and Their Application in Subwavelength Structures

  • Authors: Y., Lee, Yeouchang; H., Wu, Hsukang; Y.Z., Peng, Yu Zhong; W., Chen, Weichun
    Journal: Micromachines
    Year: 2024

 

Shewa Getachew | High energy physics | Editorial Board Member

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

ORCID

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

  • 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

  • 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

  • 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

  • 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

  • Authors: Shewa Getachew, Junjie Li
    Journal: Advances in Condensed Matter Physics
    Year: 2024