Tolasa Tamasgen | Physics and Astronomy | Editorial Board Member

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Assist. Prof. Dr. Tolasa Tamasgen | Physics and Astronomy | Editorial Board Member

Bonga University | Ethiopia

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🎓 Early Academic Pursuits

Dr. Tolasa Tamasgen's academic foundation is both robust and diverse. He began his journey in the physical sciences with a Bachelor of Science in Physics from Mizan-Teppi University. He then deepened his expertise through a Master of Science in Physics from Jimma University, where he nurtured his interest in materials science. Demonstrating his commitment to interdisciplinary excellence, he went on to earn a Master of Arts in Project Management from Rift Valley University. His academic journey culminated with a PhD in Condensed Matter Physics from Addis Ababa University , one of Ethiopia's top institutions. His education has also been complemented by certifications in online teaching, data analysis, and artificial intelligence, reflecting his embrace of digital tools in academia.

👨‍🏫 Professional Endeavors

Dr. Tolasa has been serving as a Professional Academic Advisor at Bonga University, where he has played a critical role in guiding undergraduate and graduate students through their academic journeys. His work goes beyond counseling—he designs and delivers academic success workshops, collaborates with faculty on student development strategies, and leverages data analytics to improve institutional retention and graduation rates. Parallel to his advisory role, he has also been a Graduate Research Assistant, actively conducting advanced research in Condensed Matter Physics with a focus on nanocomposites, thin films, and novel material systems.

🔬 Contributions and Research Focus

Dr. Tolasa’s research is deeply rooted in Condensed Matter Physics, with an emphasis on nanomaterials, optical properties, and thin film synthesis. His investigations explore core-shell nanocomposites, optical bistability, and enhancement factors in metal/dielectric interfaces. His work is recognized through multiple peer-reviewed publications in scientific journals, including:

  • Optical and structural studies of PbS thin films

  • Electronic and optical simulations of AlxGa1−xN structures using Density Functional Theory

  • Fault-tolerant control models for asynchronous machines

  • Studies on local field enhancement and optical bistability in nanocomposites

These contributions not only advance scientific understanding but also offer implications for materials science, energy devices, and nanotechnology.

🏅 Accolades and Recognition

Dr. Tolasa has been recognized for his scholarly depth and interdisciplinary skill set. His certifications from prestigious platforms such as Udacity (in AI and Data Analysis) and Open edX (from the Ethiopian Ministry of Education) on digital pedagogy highlight his dedication to continuous learning. As a mentor, advisor, and published researcher, he has earned respect within academic and scientific communities for his leadership, innovation, and research integrity.

🌍 Impact and Influence

Through his multifaceted role at Bonga University, Dr. Tolasa has significantly shaped student development and academic culture. His advising work has directly impacted student retention and success, while his research mentoring has inspired many undergraduate students to pursue careers in science and research. He effectively bridges academic advising and research, creating a nurturing, data-informed environment where students thrive both academically and personally.

🌱 Legacy and Future Contributions

Looking ahead, Dr. Tolasa envisions expanding his work at the intersection of physics, project management, and AI technologies. He is particularly interested in transforming theoretical frameworks into practical, scalable solutions within project management and scientific research. His commitment to both education reform and materials innovation positions him as a visionary leader. As he continues to contribute to academia and applied science, his legacy will be one of empowering students, advancing knowledge, and building bridges between disciplines.

Publications

📄 Investigation of the Electronic and Optical Properties of Bulk and Monolayer AlₓGa₁₋ₓN Structure Using Density Functional Theory

 Journal: Scientific African
 Year: September 2025
 Authors: Tolasa Tamasgen Hirpha, Gamachis Sakata Gurmesa, Belayneh Mesfin Ali, Genene Shiferaw Aga

📄 Active Fault-Tolerant Control for Asynchronous Machines Using EKF-Based Fault Estimation and 3-H-Bridge Inverter Mitigation of ITSCs

 Journal: AIP Advances
 Year: August 2024
 Authors: Badreddine Bellali, Salim Makhloufi, Tahar Belbekri, Mohammed Ayad Alkhafaji, Tolasa Tamasgen Hirpha, Ismaïl Khalil Bousserhane, Younes Menni

📄 Investigation of Optical Bistability in Spheroidal Core–Shell Nanocomposites with Passive and Active Dielectric Cores

 Journal: AIP Advances
 Year: January 2024
 Authors: Tolasa Tamasgen Hirpha, Garoma Dhaba Bergaga, Belayneh Mesfin Ali, Sisay Shewamare Gebre

📄 Local Field Enhancement Factor of Spheroidal Core–Shell Nanocomposites with Passive and Active Dielectric Cores

 Journal: Materials Research Express
 Year: April 2023
 Authors: Tolasa Tamasgen Hirpha, Garoma Dhaba Bergaga, Belayneh Mesfin Ali, Sisay Shewamare Gebre

Zohming Liana | Engineering | Best Researcher Award

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Mr. Zohming Liana | Engineering | Best Researcher Award

NIT Silchar | India

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Early Academic Pursuits 📚

Mr. Zohming Liana's academic journey began in 2009 when he completed his high school education at Maubawk High School under the Mizoram Board of School Education. Demonstrating a keen interest in the sciences, he pursued his intermediate studies at Synod Higher Secondary School, focusing on Physics, Chemistry, and Mathematics. This solid foundation paved the way for his enrollment in the B.Tech program at PES College of Engineering, Mandya, Karnataka, where he specialized in Electronics and Communication Engineering, graduating with an impressive 8.48 CGPA in 2015.

Professional Endeavors 💼

Upon completing his B.Tech, Mr. Liana continued his academic progression by enrolling in the M.Tech program at the National Institute of Technology (NIT), Mizoram. There, he specialized in Microelectronics and VLSI System Design, earning a 7.73 CGPA in 2019. His doctoral journey took him to NIT Silchar, where he pursued a Ph.D. focused on the "Modeling and Simulation of Graphene Nanoribbon Vertical TFET," under the supervision of Prof. Brinda Bhowmick and Dr. Bijit Choudhuri. His research utilized advanced software tools such as Silvaco ATLAS and Virtuoso Cadence.

Contributions and Research Focus 🧑‍🔬

Mr. Liana has made significant contributions to the field of electronics and communication engineering. His research primarily revolves around the modeling and simulation of semiconductor devices, with a particular emphasis on Graphene Nanoribbon Vertical Tunnel FETs (TFETs). His work includes projects like "Modeling for Minimization of Leakage in DG SOI NanoFET," guided by Dr. Rudra Sankar at NIT Mizoram, employing software such as Sentaurus TCAD, MATLAB, and Cadence.

Accolades and Recognition 🏅

Throughout his academic and professional journey, Mr. Liana has achieved notable recognition. He qualified for the National Eligibility Test in 2019 and has published extensively in esteemed international journals. His publications cover various aspects of semiconductor device performance, including the impact of graphene channels, gas sensing stability, and RF energy harvesting. He has also been granted a South African patent and contributed to a book chapter on advanced semiconductor devices.

Impact and Influence 🌐

Mr. Liana's research has had a considerable impact on the field of semiconductor device engineering. His work on the performance analysis of Graphene Nanoribbon Vertical Tunnel FETs has been published in high-impact journals, influencing both academic research and practical applications in microelectronics. His participation in international conferences has further disseminated his findings to a global audience.

Legacy and Future Contributions 🌟

Looking ahead, Mr. Liana's contributions to the field of electronics and communication engineering are poised to leave a lasting legacy. His ongoing research and innovative approach to semiconductor device modeling continue to push the boundaries of what is possible in microelectronics. As he progresses in his career, his work is expected to drive further advancements in the development of efficient, high-performance electronic devices, solidifying his role as a leading figure in his field.

 

Publications 📚 

Device and Circuit-Level Performance Evaluation of DG-GNR-DMG Vertical Tunnel FET

  • 📔 Journal: Micro and Nanostructures
  • 📅 Year: 2024
  • 👥 Contributors: Zohming Liana, Manas Ranjan Tripathy, Bijit Choudhuri, Brinda Bhowmick

Sensitivity Analysis of a Double Source Stack Lateral TFET-Based Gas Sensor

  • 📔 Journal: ECS Journal of Solid State Science and Technology
  • 📅 Year: 2024
  • 👥 Contributors: Mili, G., Liana, Z., Bhowmick, B.

Analysis of the Impact of Interface Trap Charges on the Analog/RF Performance of a Graphene Nanoribbon Vertical Tunnel FET

  • 📔 Journal: Journal of Electronic Materials
  • 📅 Year: 2023
  • 👥 Contributors: Liana, Z., Choudhuri, B., Bhowmick, B.

Sensitivity and Stability Analysis of Double-Gate Graphene Nanoribbon Vertical Tunnel FET for Different Gas Sensing

  • 📔 Journal: ECS Journal of Solid State Science and Technology
  • 📅 Year: 2023
  • 👥 Contributors: Liana, Z., Choudhuri, B., Bhowmick, B.

Drift Diffusion and Advance Hydrodynamic Simulation for the Design of Double-Gate SOI MOSFET in Nano-Scale Regime

  • 📔 Conference: 2019 2nd International Conference on Advanced Computational and Communication Paradigms (ICACCP 2019)
  • 📅 Year: 2019
  • 👥 Contributors: Liana, Z., Khiangte, L., Dash, S., Dhar, R.S.

 

 

 

Pankaj Kumar | Engineering | Best Researcher Award

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Dr. Pankaj Kumar | Engineering | Best Researcher Award

Graphic Era Deemed to be University | India

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Early Academic Pursuits

Dr. Pankaj Kumar is an accomplished academic in the field of electronics and communication engineering. His early academic journey laid a strong foundation for his expertise and research interests. He pursued his undergraduate and postgraduate studies with a focus on electronics, honing his skills and knowledge in semiconductor devices and circuit design.

Professional Endeavors

Currently serving as an Assistant Professor (Research) in the Department of Electronics and Communication Engineering at Graphic Era Deemed to be University, Dehradun, India, Dr. Kumar has been actively involved in both teaching and research. His professional endeavors extend beyond academia, contributing to significant advancements in semiconductor technology and electronic devices.

Contributions and Research Focus

Dr. Kumar's research primarily focuses on the development and optimization of Tunnel Field-Effect Transistors (TFETs) and other advanced semiconductor devices. He has extensively worked on gate-all-around (GAA) TFETs, investigating their performance, reliability, and potential applications in biosensing and radiation-hardened electronics. His contributions include the development of models for the impact of various environmental and operational stresses on these devices.

Accolades and Recognition

Dr. Kumar has been recognized for his prolific contributions to the field through numerous publications in prestigious journals. His work has been featured in IEEE Sensors Journal, IEEE Transactions on Nanotechnology, Microelectronics Reliability, and Scientific Reports (Nature), among others. Additionally, he has presented his research findings at various international conferences, further establishing his reputation as a leading researcher in his domain.

Impact and Influence

The impact of Dr. Kumar's research is evidenced by his numerous publications and the citations they have garnered. His work on the detection of cancer using TFET biosensors and the study of radiation effects on semiconductor devices has significant implications for medical diagnostics and the development of radiation-hardened electronics. His research findings contribute to the broader understanding and advancement of semiconductor technology, influencing both academic research and practical applications.

Legacy and Future Contributions

Dr. Pankaj Kumar's legacy is marked by his persistent pursuit of innovation and excellence in electronics and communication engineering. His ongoing research promises further advancements in TFET technology and its applications. As he continues to explore new frontiers in semiconductor devices, his contributions are expected to pave the way for next-generation electronic systems with enhanced performance, reliability, and functionality.

 

Notable Publications

Trade-off analysis between gm/ID and fT of GNR-FETs with single-gate and double-gate device structure 2024

Breast Cancer and Prostate Cancer Detection Considering Transconductance Generation Factor (gm/IDS) as a Sensing Metric for III–V Gate-All-Around Tunnel FET Biosensor 2023 (1)

Impact of hole trap-detrap mechanism on X-ray irradiation induced threshold voltage shift of radiation-hardened GAA TFET device 2023 (1)

Assessment of interface trapped charge induced threshold voltage hysteresis effect in gate-all-around TFET 2023 (1)

Assessment of Negative Bias Temperature Instability Due to Interface and Oxide Trapped Charges in Gate-All-Around TFET Devices 2023 (2)