Mr. Chibuzo Nwabufo Okwuosa | Fault Detection | Best Researcher Award

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Mr. Chibuzo Nwabufo Okwuosa | Fault Detection | Best Researcher Award

Kumoh National Institute of Technology, South Korea.

Okwuosa Chibuzo Nwabufo is a Research Ph.D. Scholar at Kumoh National Institute of Technology 🇰🇷, South Korea, specializing in Mechanical Engineering. With a strong foundation in machine learning, deep learning, and real-time fault diagnostics, his work emphasizes bridging theoretical innovation with industrial application. Chibuzo is passionate about Prognostics and Health Management (PHM), Explainable AI (XAI), and digital twin technologies, aiming to create smart, AI-driven maintenance systems for next-generation industries.

Profile

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🎓 Education

Chibuzo earned both his Master’s and is currently pursuing his Ph.D. in Mechanical Engineering from Kumoh National Institute of Technology, South Korea. His academic focus has been consistently rooted in intelligent fault diagnostics, predictive maintenance, and real-time monitoring technologies.

💼 Experience

With over four completed and two ongoing research projects, Chibuzo has hands-on experience in both academia and industry. Notable projects include real-time diagnostics for diaphragm pumps, fault analysis in induction motors, and zinc phosphating coating processes. He has collaborated on industry-sponsored projects and led initiatives involving advanced data-driven solutions for predictive maintenance.

🔬 Research Interests

His key research domains include:

🔧 Prognostics and Health Management (PHM)

🤖 Machine Learning & Deep Learning

🧠 Explainable AI (XAI)

🌐 Digital Twin Technologies

⚙️ Real-time Fault Diagnostics

🏆 Awards & Grants

Chibuzo’s research has been supported by prestigious Korean government grants:

IITP Innovative Human Resource Development for Local Intellectualization

ITRC Program (MSIT, Korea)
These grants facilitated collaborations with industry leaders and funded cutting-edge research in diagnostics and manufacturing innovation.

📚 Selected Publications

🆕 Optimizing Defect Detection on Glossy and Curved Surfaces Using Deep Learning and Advanced Imaging Systems

📅 2025-04-13 | Sensors
🔗 DOI: 10.3390/s25082449
👨‍🔬 Contributors: Joung-Hwan Yoon, Chibuzo Nwabufo Okwuosa, Nnamdi Chukwunweike Aronwora, Jang-Wook Hur
📌 Application of deep learning and high-resolution imaging for defect detection on challenging industrial surfaces.

⚙️ A Spectral-Based Blade Fault Detection in Shot Blast Machines with XGBoost and Feature Importance

📅 2024-10-09 | Journal of Sensor and Actuator Networks
🔗 DOI: 10.3390/jsan13050064
👨‍🔬 Contributors: Joon-Hyuk Lee, Chibuzo Nwabufo Okwuosa, Baek Cheon Shin, Jang-Wook Hur
📌 Fault detection in mechanical components using spectral features and XGBoost.

🔍 Transformer Core Fault Diagnosis via Current Signal Analysis with Pearson Correlation Feature Selection

📅 2024-02-29 | Electronics
🔗 DOI: 10.3390/electronics13050926
👨‍🔬 Contributors: Daryl Domingo, Akeem Bayo Kareem, Chibuzo Nwabufo Okwuosa, Paul Michael Custodio, Jang-Wook Hur
📌 Intelligent transformer fault diagnosis using statistical signal analysis and feature engineering.

⚡ Enhancing Transformer Core Fault Diagnosis and Classification through Hilbert Transform Analysis of Electric Current Signals

📅 2024-01-18 | Preprint
🔗 DOI: 10.20944/preprints202401.1371.v1
👨‍🔬 Contributors: Daryl Domingo, Akeem Bayo Kareem, Chibuzo Nwabufo Okwuosa, Paul Michael Custodio, Jang-Wook Hur
📌 Preprint focusing on enhanced signal processing for electrical fault classification.

🧠 An Intelligent Hybrid Feature Selection Approach for SCIM Inter-Turn Fault Classification at Minor Load Conditions Using Supervised Learning

📅 2023 | IEEE Access
🔗 DOI: 10.1109/ACCESS.2023.3266865
👨‍🔬 Contributors: Chibuzo Nwabufo Okwuosa, Jang-Wook Hur
📌 Machine learning-based fault classification in squirrel cage induction motors under low-load conditions.

 

 

 

Prof. Dr. Dimitrios Sophianopoulos | Civil Engineering | Best Researcher Award

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Prof. Dr. Dimitrios Sophianopoulos | Civil Engineering | Best Researcher Award

Department of Civil ENgineering/University of Thessalu, Greece

Prof. Dr. Dimitrios S. Sophianopoulos is a renowned Professor at the Department of Civil Engineering, University of Thessaly, known for his pioneering work in structural engineering, earthquake dynamics, and nonlinear analysis. With over 42 years of professional experience, he has made substantial contributions to academia, industry, and research, bridging the gap between theory and practical applications in civil engineering.

Profile

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Education 🎓

Prof. Sophianopoulos holds a Ph.D. in Civil Engineering, which laid the foundation for his impactful research career. His educational background is enriched with advanced studies in structural stability and dynamic response, focusing on optimizing the design and safety of civil structures.

Experience 🏢

With more than four decades of experience, Prof. Sophianopoulos has supervised numerous Diploma, Master’s, and Ph.D. theses. He has also served as an editor for several high-impact journals and contributed to over 60 consultancy projects in collaboration with engineers and architects worldwide. His professional engagements include teaching as a visiting scholar in Russia and consulting for the steel industry in China.

Research Interests 🔬

Nonlinear Elastic and Plastic Analysis of Steel Structures 🔧

Prof. Sophianopoulos’ research in this area focuses on the nonlinear behavior of steel structures under various load conditions. He explores both elastic and plastic deformation mechanisms, which are essential for understanding the performance and failure modes of steel in real-world applications. This research contributes to the design optimization of structures, ensuring they can withstand extreme conditions while maintaining structural integrity.

Stability Analysis of Bridges and Offshore Structures 🌉

Another significant area of Prof. Sophianopoulos' research is the stability analysis of bridges and offshore structures. This includes both static and dynamic stability assessments, considering factors such as environmental loads, seismic activity, and material degradation. The goal is to develop safety guidelines and design protocols that improve the durability and performance of critical infrastructure, ensuring public safety and operational efficiency.

Earthquake Engineering – Static and Dynamic Stability 🌍

Prof. Sophianopoulos is dedicated to advancing earthquake engineering, particularly in the analysis and design of structures to withstand seismic events. His work on static and dynamic stability addresses the structural response to seismic forces, including ground motion effects and vibration control. This research is crucial for enhancing the earthquake resistance of buildings and infrastructures, minimizing damage, and saving lives during natural disasters.

Masonry Structures and Greenhouse Design 🏠

Prof. Sophianopoulos also investigates the structural performance of masonry and greenhouses. His research in masonry structures focuses on improving the design and safety of these traditional buildings, which are widely used in urban and rural environments. Additionally, he has worked extensively on the design and analysis of commercial greenhouses, particularly those made of steel, aluminum, and wood. His work in this area supports sustainable agricultural practices, ensuring that greenhouses are not only functional but also optimized for energy efficiency and durability.

Innovative Solutions for Structural Resilience and Sustainability 🏗️

Prof. Sophianopoulos’ overarching aim is to develop innovative engineering solutions that enhance structural resilience and sustainability. Whether in the context of earthquake engineering, bridge stability, or greenhouse design, his work seeks to create structures that are safe, efficient, and environmentally friendly, contributing to long-term sustainability and safety in civil engineering.

Awards & Recognitions 🏆

Prof. Sophianopoulos’ excellence in research and teaching has earned him recognition across various engineering societies, including membership in prestigious organizations like the American Society of Civil Engineers (ASCE), Structural Stability Research Council (SSRC), and the International Society of Computational Engineering and Sciences (ISCES).

Publications Top Notes 📚

Mathematical Macromodeling of Infilled Frames: State of the Art,

Authors: PG Asteris, ST Antoniou, DS Sophianopoulos, CZ Chrysostomou,

Journal: Journal of Structural Engineering, Volume/Issue: 137(12), 1508-1517, Year: 2011, Cited By: 455. Link

The Effect of a Moving Mass and Other Parameters on the Dynamic Response of a Simply Supported Beam

Authors: G Michaltsos, D Sophianopoulos, AN Kounadis

Journal: Journal of Sound and Vibration

Volume/Issue: 191(3), 357-362, Year: 1996, Cited By: 280. Link

Steel Beam-to-Column RBS Connections with European Profiles: I. Static Optimization

Authors: DS Sophianopoulos, AE Deri

Journal: Journal of Constructional Steel Research

Volume/Issue: 139, 101-109, Year: 2017, Cited By: 72. Link

The Effect of Joint Flexibility on the Free Elastic Vibration Characteristics of Steel Plane Frames

Author: DS Sophianopoulos

Journal: Journal of Constructional Steel Research

Volume/Issue: 59(8), 995-1008, Year: 2003, Cited By: 51. Link

Parameters Affecting Response and Design of Steel Moment Frame Reduced Beam Section Connections: An Overview

Authors: DS Sophianopoulos, AE Deri

Journal: International Journal of Steel Structures

Volume/Issue: 11, 133-144, Year: 2011, Cited By: 45. Link

 

 

Sufen Dong | Civil Engineering | Best Researcher Award

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Assoc Prof Dr. Sufen Dong | Civil Engineering | Best Researcher Award

Associate Professor, Dalian University of Technology, China.

Prof. Dr. Sufen Dong is an Associate Professor of Transportation and Logistics at Dalian University of Technology and a Visiting Researcher at the National Rail Transit Electrification and Automation Engineering Research Center, Hong Kong Branch. Her research focuses on multifunctional concrete, nanotechnology, and structural health monitoring. She has published 70+ research papers, authored 1 book, and holds 5 national invention patents. In 2022, she was named among the World’s top 2% scientists by Stanford University.

Profile

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Orcid

Education 🎓

Prof. Dr. Sufen Dong holds a Ph.D. in Structural Engineering from Dalian University of Technology, completed in 2018. She also earned her Master of Engineering Science degree from Chongqing University in 2009 and her Bachelor of Engineering Science from Shandong Jiaotong University in 2006. Her academic journey reflects a solid foundation in engineering, with a focus on structural engineering, preparing her for a distinguished career in academia and research. Prof. Dong’s expertise and contributions are recognized through her work in structural design, analysis, and innovative engineering solutions.

Experience 🏫

Prof. Dr. Sufen Dong is currently serving as an Associate Professor at the School of Transportation and Logistics, Dalian University of Technology, a position she has held since 2021. Prior to this, she completed a postdoctoral fellowship at the School of Material Science and Engineering at the same university between 2019 and 2021, where she furthered her research in material sciences as applied to transportation and logistics. Earlier in her career, she worked as a lecturer at the School of Civil Engineering, Inner Mongolia University of Technology, from 2009 to 2014, laying the groundwork for her academic and research contributions in engineering.

Research Interests 🔍

Smart Concrete

Prof. Dong explores the integration of smart technologies into concrete, enhancing its ability to respond to environmental changes and structural conditions. Her work aims to improve the performance and longevity of concrete structures through innovative formulations.

Nanotechnology

She investigates the use of nanomaterials to enhance the properties of construction materials. By manipulating materials at the nanoscale, her research seeks to develop stronger, lighter, and more durable infrastructure solutions.

Sensing Technology

Prof. Dong focuses on embedding advanced sensing technologies within structures to monitor their condition in real time. This research aims to facilitate proactive maintenance and ensure safety by providing critical data on structural performance.

Structural Health Monitoring

Her research in structural health monitoring involves developing systems that can assess the integrity and safety of structures over time. By implementing real-time monitoring, she aims to extend the lifespan of engineering structures and reduce maintenance costs.

Traffic Detection

In the area of traffic detection, Prof. Dong develops innovative systems to monitor and analyze traffic patterns. Her work aims to improve traffic management and contribute to smarter, more efficient transportation systems.

Awards 🏆

World’s Top 2% Scientists – Stanford University (2022)

Publications Top Notes 📚

Self-heating Ultra-high Performance Concrete – Cement and Concrete Composites, 2023. Link, cited by 28 articles.

Nanomechanical Characteristics of Nano-engineered Concrete – Engineering, 2022. Link, cited by 68 articles.

Fatigue Properties of Concrete Under Flexure – Cement and Concrete Composites, 2022. Link, cited by 23 articles.

Energy-harvesting Concrete – Journal of Materials Science, 2021. Link, cited by 26 articles.

Nano-TiO2 Inhibition in Marine Concrete – Nanotechnology, 2022. Link, cited by 8 articles.

 

 

 

 

 

 

 

P. Amala Vijaya Sri | Engineering | Young Scientist Award

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Dr. P. Amala Vijaya Sri | Engineering | Young Scientist Award

 Assistant Professor of Vignan’s Lara Institute of Technology and Science, India

Dr. P. Amala Vijaya Sri is an Assistant Professor in the ECE Department at Vignan’s Lara Institute of Technology and Science, Guntur, Andhra Pradesh, India 📍. With a year of teaching experience 📚, she has taught Computer Architecture and Organisation (CAO) and Digital Signal Processing (DSP). She has 6 SCI and 7 Scopus publications 📄, and 2 papers under review. Previously, she worked as a JRF/SRF on a SERB, DST project and now serves as the Research Head for the ECE department. Her research focuses on microstrip patch antennas for wireless and biomedical applications 📡🔬.

Professional Profile:

Education🎓

Dr. P. Amala Vijaya Sri holds a Ph.D. in Electronics and Communication Engineering 🎓. She has a strong academic background with a specialization in microstrip patch antennas for wireless and biomedical applications 📡🔬. Her education journey equipped her with extensive knowledge and research skills, enabling her to publish 6 SCI and 7 Scopus-indexed papers 📄. As a dedicated educator and researcher, Dr. Amala Vijaya Sri continually strives to contribute to her field through innovative research and effective teaching methods, fostering a positive and inclusive learning environment for her students 📚🌟.

Professional Experience 📚

Dr. P. Amala Vijaya Sri is an Assistant Professor at Vignan’s Lara Institute of Technology and Science 📚. With one year of teaching experience, she has instructed students in Computer Architecture and Organisation (CAO) and Digital Signal Processing (DSP) 🎓. Previously, she served as a JRF/SRF on a SERB, DST-sponsored project, gaining valuable research experience 🔬. She has published 6 SCI and 7 Scopus-indexed papers and has 2 more under review 📄. Currently, she leads as the Research Head for the Electronics and Communication Engineering department, driving innovation and academic excellence in her field 🌟.

Research Interest 🔍

Dr. P. Amala Vijaya Sri’s research interests lie in the development and application of microstrip patch antennas for wireless and biomedical applications 📡🔬. Her work focuses on advancing antenna technology to improve communication systems and medical devices. With 6 SCI and 7 Scopus publications 📄, she has made significant contributions to her field. Dr. Amala Vijaya Sri is committed to pushing the boundaries of antenna design and exploring innovative solutions to enhance wireless communication and healthcare technologies, aiming to make a positive impact on society through her research 🌟.

Award and Honor🏆

Dr. P. Amala Vijaya Sri has received notable recognition for her contributions to research and academia 🌟. She has been honored with the role of Research Head for the Electronics and Communication Engineering department at Vignan’s Lara Institute of Technology and Science 🎓. Her work has led to 6 SCI and 7 Scopus-indexed publications 📄, showcasing her expertise and dedication. Additionally, she has been a key researcher on a prestigious SERB, DST-sponsored project, reflecting her commitment to advancing technological innovation and academic excellence 🔬🏅.

Research Skills🌟

Dr. P. Amala Vijaya Sri possesses advanced research skills in the field of Electronics and Communication Engineering, particularly in microstrip patch antennas 📡🔬. Her expertise includes designing, analyzing, and optimizing antennas for wireless and biomedical applications. With 6 SCI and 7 Scopus publications 📄, she demonstrates a strong ability to conduct high-quality research, communicate findings effectively, and contribute to the academic community. Dr. Amala Vijaya Sri is adept at utilizing advanced research methodologies and collaborating with peers to drive innovation and solve complex engineering problems, showcasing her dedication to advancing technology and improving societal outcomes 🌟.

Achievements🏆

  • Published 6 SCI and 7 Scopus-indexed papers, advancing microstrip patch antenna technology 📄📡🔬.
  • Appointed as Research Head for the Electronics and Communication Engineering department at Vignan’s Lara Institute of Technology and Science 🎓.
  • Successfully completed a SERB, DST-sponsored project as a JRF/SRF, showcasing her research expertise 🔬🏅.
  • Instructed courses in Computer Architecture and Organisation (CAO) and Digital Signal Processing (DSP), contributing to academic excellence 📚.
  • Communicated 2 additional papers to SCI journals, demonstrating ongoing research and commitment to the field ✍️.

Publications📄📚

  • Design of hexadecagon circular patch antenna with DGS at Ku band for satellite communications
    Authors: KK Naik, PAV Sri
    Journal: Progress In Electromagnetics Research M
    Year: 2018
    Citations: 86
    📡📄
  • Design of concentric circular ring patch with DGS for dual-band at satellite communication and radar applications
    Authors: K Kumar Naik, P Amala Vijaya Sri
    Journal: Wireless Personal Communications
    Year: 2018
    Citations: 36
    📡📄
  • Design of flexible parasitic element patch antenna for biomedical application
    Authors: KK Naik, SCS Teja, BV Sailaja, PA Sri
    Journal: Progress In Electromagnetics Research M
    Year: 2020
    Citations: 34
    🏥📡📄
  • Analysis of wideband circular ring with rectangular patch antenna for airborne radar application
    Authors: PAV Sri, N Yasasvini, M Anjum, AV Manikanta, D Harsha, G Dattatreya, …
    Conference: 2017 International Conference of Electronics, Communication and Aerospace
    Year: 2017
    Citations: 13
    🛫📡📄
  • Enhancement of gain with coplanar isosceles triangular patch antenna for dual-band applications
    Authors: PAV Sri, G Srikanth, BV Krishna, K Kousalya, SR Lavanya, K Ooha, …
    Conference: 2017 Progress in Electromagnetics Research Symposium-Fall (PIERS-FALL)
    Year: 2017
    Citations: 12
    📡📄
  • Design of implantable monopole inset-feed C-shaped slot patch antenna for bio-medical applications
    Authors: KK Naik, PAV Sri, J Srilakshmi
    Conference: IEEE (PIERS — FALL)
    Year: 2018
    Citations: 10
    🏥📡📄
  • Design of Concentric Ring Slot on Bow-Tie Antenna with Defected Ground Structure
    Authors: KO K. Kumar Naik, T. Srinivasa Reddy, S. Rama Lavanya, T. Prasanthi, P …
    Conference: IEEE Conference
    Year: 2017
    Citations: 7*
    📡📄
  • Design of Annular Circular Ring Fractal Patch Monopole Antenna for Wireless Applications
    Authors: PAVS K. Kumar Naik
    Journal: International Journal of Microwave and Optical Technology
    Year: 2021
    Citations: 3*
    📡📄
  • Analysis and design of trapezoidal shape CSRR rectangular patch antenna for wireless communications
    Authors: KNK P. Amala Vijaya Sri
    Journal: Microwave and Optical Technology Letters
    Year: 2023
    Citations: 2
    📡📄
  • U-Slotted Elliptical Shape Patch Antenna for UWB On-Body Communications
    Authors: PAV Sri, KK Naik
    Journal: Progress In Electromagnetics Research Letters
    Year: 2022
    Citations: 2
    📡📄