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Ph.D. Hogeon Seo Artificial Intelligence Laboratory, Institute of Integrated Technology Gwangju Institute of Science and Technology, Republic of Korea (+82) 10 - 9287 - 7961 hogeony@hogeony.com http://hogeony.com/ |
1) Domains of Research |
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Utrasonic Imaging |
Synthetic Aperture Imaging of Acoustic Nonlinerity (SAIAN), |
Laser Ultrasonics |
Laser-generated Surface Acoustic Waves (LSAW), |
Nonlinear Ultrasonics |
Acoustic Nonlinearity, Contact Acoustic Nonlinearity (CAN), Frequency Analysis |
NDT/E System Design |
Graphic User Interface (GUI) Software Building via MATLAB, LabVIEW, C#, Android, |
2) Positions |
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2018 - Now Post-doctoral Researcher (AI Laboratory, Gwangju Institute of Science and Technology) 2016 - 2018 Ph.D. Candidate (Department of Mechanical Convergence Engineering, Hanyang University) 2012 - 2018 Research Assistant (Intelligent Sensing & Non-Destructive Evaluation, Prof. Kyung-Young Jhang) 2009 - Engineering Consultant - Part & Assembly 3D CAD of Mockups, Specimens, Jigs (Daedo Wire) |
3) Education |
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2013 - 2015 Unified Master & Ph.D. Coursework - GPA: 4.32 / 4.5 (Department of Mechanical Convergence Engineering, Hanyang University) 2006 - 2013 B.E. in Mechanical Engineering - GPA: 3.93 / 4.5 (Hanyang University) |
4) Fellowships |
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2013 - 2017 Global Ph.D. Fellowship Program (National Research Foundation of Korea) 2013 - 2015 Unified Master & Ph.D. Course Fellowship (Department of Mechanical Convergence Engineering, Hanyang University) 2011 - 2012 Sungok Scholarship Student (Sungok Cultrual Foundation) |
5) Memberships |
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2016 - National Membership of the American Society for Nondestructive Testing (USA) 2012 - Student Member of the Korean Society for Nondestructive Testing (Republic of Korea) |
6-1) Experiences – Research & Development Project |
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2016 Development of Laser Ultrasonic Testing System for Diagnosis of Surface/Sub-surface Defects 2014 Technical Consultation for Defect/Material Property Measurement via Nondestructive Testing 2013 - Development of Linear/Nonlinear Hybrid Ultrasonic Techniques (UNIS & UNET) for Diagnosis of Hidden Damage in Structural Materials (National Research Foundation of Korea) 2013 - The Assessment of the Material Property Variation by using Nonlinear Frequency Characteristic of Surface Waves generated by Laser Beams (National Research Foundation of Korea) 2012 - 2013 Development of Nonlinear Ultrasonic Technology for Diagnosis of Micro-Damage in Materials (National Research Foundation of Korea) 2012 Analysis Study on Damage by High-power Laser (Agency for Defense Development) 2012 Development of Laser-based Nonlinear Surface Acoustic Wave Technology for Prognosis of Nuclear Facility Damage (Korea Institute of Energy Technology Evaluation and Planning) 2010 - 2011 Drill Module for Drilling Excavation (Everdigm Corporation) |
6-2) Experiences – Teaching Assistant / Lecturer |
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2013 - Sensor Simulator - Types of Sensors and Their Principles |
6-3) Experiences - Work |
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2009 - 2010 Operating Manager - Wire-cut Electrical Discharge Machining, Intranet Construction 2009 Operator Intern - Wire-cut Electrical Discharge Machining, Facility Management (Korea Tech) |
7-1) Journals - SCI/SCIE: 6 (7 including writing papers) *: corresponding author |
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1. Hogeon Seo, Do-KyungPyun, Kyung-Young Jhang*, "Synthetic aperture imaging of contact acoustic nonlinearity to visualize the closing interfaces using tone-burst ultrasonic waves," Mechanical Systems and Signal Processing, in press (2018) 2. Hogeon Seo, Jihyun Jun, Kyung-Young Jhang*, "Assessment of Thermal Aging of Aluminum Alloy by Acoustic Nonlinearity Measurement of Surface Acoustic Waves," Research in Nondestructive Evaluation, 28.1, 3-17 (2017) http://dx.doi.org/10.1080/09349847.2016.1261213 3. Hogeon Seo, Jin-Gyum Kim, Sunghee Yoon, Kyung-Young Jhang*, "Determination of Laser Beam Intensity to maximize Amplitude of Ultrasound generated in Ablation Regime via monitoring Plasma-induced Air-borne Sound," International Journal of Precision Engineering and Manufacturing, 16.13, 2641-2645 (2015). http://dx.doi.org/10.1007/s12541-015-0338-0 4. Sungho Choi, Hogeon Seo, Kyung-Young Jhang*, "Noncontact Evaluation of Acoustic Nonlinearity of a Laser-generated Surface Wave in a Plastically Deformed Aluminum Alloy," Research in Nondestructive Evaluation, 26.1, 13-22 (2015) http://dx.doi.org/10.1080/09349847.2014.934496 5. Hogeon Seo, Kyung-Young Jhang*, Kyung-Cho Kim, Dong-Pyo Hong, "Improvement of Crack Sizing Performance by using Nonlinear Ultrasonic Technique," International Journal of Precision Engineering and Manufacturing, 15.11, 2461-2464 (2014) http://dx.doi.org/10.1007/s12541-014-0614-4 6. Hogeon Seo, Kyoungjun Lee, Kyung-Young Jhang*, "In-line Ultrasonic Monitoring for Sediments stuck on Inner Wall of a Polyvinyl Chloride Pipe," The Scientific World Journal, 731621 (2014) |
7-2) Articles: 7 *: corresponding author |
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1. Hogeon Seo, Jihyun Jun*, "The 5th International Symposium on Laser-ultrasonics and Advanced Sensing (LU 2016)," Journal of the Korean Society for Nondestructive Testing, 36.6, 519-522 (2016)
2. Hogeon Seo*, "The 13th International Far East Forum on Nondestructive Evaluation/Testing New Technology & Application Forum (FENDT 2016)," Journal of the Korean Society for Nondestructive Testing, 36.5, 423-427 (2016) http://www.dbpia.co.kr/Journal/ArticleDetail/NODE07053556 3. Hogeon Seo, Dong-Gi Song, Kyung-Young Jhang*, "Measurement of Elastic Constants by simultaneously Sensing Longitudinal and Shear Waves as an Overlapped Signal," Journal of the Korean Society for Nondestructive Testing, 36.2, 138-148 (2016) 4. Hogeon Seo, Gang Ren, Jongbeom Kim, Kyung-Young Jhang*, "Relative Measurement of Acoustic Nonlinear Parameters and Comparison of Sensitivity to Thermal Aging," AIP Conference Proceedings, 1650.1 (2015) http://aip.scitation.org/doi/abs/10.1063/1.4914692 5. Hogeon Seo, Sungho Choi, Kyung-Young Jhang*, "Influence of Laser Beam Profiles on the Frequency Bandwidth of Laser-generated Surface Acoustic Waves," 2014 IEEE Far East Forum on Nondestructive Evaluation/Testing, 221-224 (2014) http://dx.doi.org/10.1109/FENDT.2014.6928267 6. Gang Ren, Dongseok Yun, Hogeon Seo, Minkyoo Song, Kyung-Young Jhang*, "Feasibility of MFC (Macro-fiber Composite) Transducers for Guided Wave Technique," Journal of the Korean Society for Nondestructive Testing, 33.3, 264-269 (2013) http://dx.doi.org/10.7779/JKSNT.2013.33.3.264 7. Hogeon Seo, Myung-Hwan Kim, Sung-Ho Choi, Chung-Seok Kim, Kyung-Young Jhang*, "Frequency Characteristics of Surface Wave Generated by Single-line Pulsed Laser Beam with Two Kinds of Spatial Energy Profile Models: Gaussian and Square-like," Journal of the Korean Society for Nondestructive Testing, 32.4, 347-354 (2012) http://dx.doi.org/10.7779/JKSNT.2012.32.4.347 |
7-3) Patents - Registration: 4 |
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2. Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave using Elastic Tube," 10-1719433 (2017) 3. Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave using Screen of Folding Fan Shape," 10-1719434 (2017) 4. Kyung-Young Jhang*, Hogeon Seo, "Thickness Meter using Ultrasonic Wave and Thickness Measuring Method of the Same," 10-1550706 (2015) |
7-4) Patents - Application: 5 |
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1. Kyung-Young Jhang*, Hogeon Seo, "Imaging device using non-linear property of ultrasonic wave and method for the same," 10-2016-0171934 (2016) 2. Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave using Elastic Tube," 10-2015-0184050 (2015) 3. Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave using Screen of Folding Fan Shape," 10-2015-0185231 (2015) 4. Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave having Line Array," 10-2015-0184031 (2015) 5. Kyung-Young Jhang*, Hogeon Seo, "Thickness Meter using Ultrasonic Wave and Thickness Measuring Method of the Same," 10-2014-0059789 (2014) |
8-1) Technology Transfer: 1 |
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1. Hogeon Seo, Kyoungjun Lee, Kyung-Young Jhang*, "Development of Real-time Non-destructive Testing System for measuring Thickness of Sediment stuck on Inner Wall of PVC Pipe," SAMSUNG Electronics (2014) |
8-2) Technology Exhibition: 1 (2 including scheduled exhibitions) |
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#. Hogeon Seo, Kyung-Young Jhang*, et al., "Ultrasonic Nonlinear Elasticity Tester," Joint Workshop of Cutting-edge Nondestructive Testing Technology Development and Ultrasonic Subcommittee in the Korean Society for Nondestructive Testing, Intelligent Sensing & Non-Destructive Evaluation Laboratory, Hanyang University | The Korean Society for Nondestructive Testing (2017) 1. Hogeon Seo, Kyung-Young Jhang*, et al., "Ultrasonic Nondestructive Testing Technology," The 7th Manufacturing Technology Application Idea Proposal Exhibition, SAMSUNG Electronics - Value Innovation Program (VIP) Center (2016) |
9-1) Presentations - Invited Talk: 1 *: corresponding author |
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1. Kyung-Young Jhang*, Hogeon Seo, "Nonlinear ultrasonic technique for closed crack detection," The 170th Meeting of the Acoustical Society of America, Jacksonville, USA (2015) |
9-2) Presentations - International Conference: 18 |
*: corresponding author |
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1. Do-Kyung Pyun, Hogeon Seo, Kyung-Young Jhang*, "Synthetic Aperture Imaging of Contact Acoustic Nonlinearity at Closed Interfaces," The 43th Annual Review of Progress in Quantitative Nondestructive Evaluation, Atlanta, USA (2016) 2. Jihyun Jun, Hogeon Seo, Kyung-Young Jhang*, "Amplitude Fluctuation in the Harmonic Wave generated by Acoustic Nonlinearity of a Surface Wave depending on Propagation Distance," The 5th International Symposium on Laser-Ultrasonics and Advanced Sensing, Linz, Austria (2016) 3. Hogeon Seo, Jihyun Jun, Kyung-Young Jhang*, "Noncontact Acoustic Nonlinearity Evaluation of Surface Acoustic Waves on Heat-treated Aluminum Alloys," The 5th International Symposium on Laser-Ultrasonics and Advanced Sensing, Linz, Austria (2016) 4. Do-Kyung Pyun, Hogeon Seo, Kyung-Young Jhang*, "Synthetic Aperture Imaging of Ultrasonic Nonlinearity at Closed Interfaces," The 13th International Far East Forum on Nondestructive Evaluation/Testing, Nanchang, China (2016) 5. Do-Kyung Pyun, Hogeon Seo, Kyung-Young Jhang*, "Comparison of Synthetic Aperture Imaging Algorithms for Distributed Defects," The 3rd International Conference on Materials and Reliability, Jeju, Republic of Korea (2015) 6. Jongbeom Kim, Hogeon Seo, Jihyun Jun, Kyung-Young Jhang*, "Detectability of Distributed Defects According to Synthetic Aperture Imaging Algorithm," The 42nd Annual Review of Progress in Quantitative Nondestructive Evaluation, Minneapolis, USA (2015) 7. Hogeon Seo, Jin-Gyum Kim, Ju-Ho Lee, Kyung-Young Jhang*, "Correction of Target Surface Condition Dependent Sensitivity for a Laser Ultrasonic Detector," The 4th International Symposium on Laser Ultrasonics and Advanced Sensing, USA (2015) 8. Hogeon Seo, Jihyun Jun, Sunghee Yoon, Kyung-Young Jhang*, "Acoustic Nonlinearity Evaluation of Laser-generated Surface Acoustic Waves on Heat-treated Aluminum Alloys," The 4th International Symposium on Laser Ultrasonics and Advanced Sensing, Evaston, USA (2015) 9. Hogeon Seo, Sunghee Yoon, Do-Kyung Pyun, Kyung-Young Jhang*, "Variation in Frequency Components of Surface Acoustic Waves generated by Line-arrayed Laser Beam according to Propagation," The 4th International Symposium on Laser Ultrasonics and Advanced Sensing, Evaston, USA (2015) 10. Hogeon Seo, Jin-Gyum Kim, Sunghee Yoon, Do-Kyung Pyun, Kyung-Young Jhang*, "Optimal Laser Beam Intensity to Maximize the Amplitude of Ultrasound generated in the Ablation Regime," The 4th International Symposium on Laser Ultrasonics and Advanced Sensing, Evaston, USA (2015) 11. Hogeon Seo, Jihyun Jun, Do-Kyung Pyun, Kyung-Young Jhang*, "Assessment of Thermal Aging of Aluminum Alloys by Acoustic Nonlinearity Measurement of Surface Acoustic Waves," The 14th International Symposium on Nondestructive Characterization of Materials, Los Angeles, USA (2015) 12. Hogeon Seo, Jihyun Jun, Dong-Gi Song, Kyung-Young Jhang*, "Acoustic Nonlinearity Evaluation for Thermal Aging of Aluminum Alloys by using Laser-generated Surface Acoustic Waves," The 2015 International Congress on Ultrasonics, Metz, France (2015) 13. Hogeon Seo, Sunghee Yoon, Do-Kyung Pyun, Kyung-Young Jhang*, "Propagation Characteristics in the Fundamental and Second-order Harmonic Frequency Components of Surface Acoustic Waves," The 2015 International Congress on Ultrasonics, Metz, France (2015) 14. Hogeon Seo, Kyung-Young Jhang*, "Influence of initial harmonic waves on the evaluation of acoustic nonlinearity in surface acoustic waves generated by line-arrayed square-like laser beam," The 4th Asian Conference on Mechanics of Functional Materials and Structures, Nara, Japan (2014) 15. Hogeon Seo, Gang Ren, Jongbeom Kim, Kyung-Young Jhang*, "Relative Measurement of Acoustic Nonlinear Parameters and Comparison of Sensitivity to Thermal Aging," The 41st Annual Review of Progress in Quantitative Nondestructive Evaluation, Boise, USA (2014) 17. Hogeon Seo, Sungho Choi, Kyung-Young Jhang*, "Influence of Laser Beam Profiles on the Frequency Bandwidth of Laser-generated Surface Acoustic Waves," The 12th International Far East Forum on Nondestructive Evaluation/Testing, Chengdu, China (2014) 18. Sungho Choi, Minkyoo Song, Hogeon Seo, Kyung-Young Jhang*, "Non-contact Evaluation of Acousitc Nonlinearity of Surface Waves in Plastically Deformed Aluminum Alloys," The 3rd International Symposium on Laser Ultrasonics and Advanced Sensing, Yokohama, Japan (2013)
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Appendix - Graduate-level Coursework (2013-2015, Hanayng University) |
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Year |
Subject |
Grade |
Extra-curricular Activity |
2015 |
Optimization Theory for Signal Processing |
A |
ü Northwestern University Lab Visiting (USA) ü Institut fur Kunststofftechnik Lab Visiting (Germany) ü PI Korea Seminar 2015 ü NI Test Technical Forum 2015 |
Statistics & Data Analysis |
Pass |
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Linear Algebra |
A+ |
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Steel Processing Applications |
B+ |
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Analysis of Patent & Information |
A+ |
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2014 |
Advanced Digital Signal Processing (DSP) |
A+ |
ü WFNDEC Short Course on “Imaging in NDE Methods” (USA) ü Workshop on “Current & Future of Nonlinear Ultrasonic Techniques for NDT” |
DSP - Mechanical Engineering |
A+ |
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DSP - Electronic & Computer Engineering |
A+ |
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Engineering Acoustics |
A |
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Paper Writing in English |
A+ |
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2013 |
3D Imaging Engineering |
A+ |
ü Korea Society for Nondestructive Testing Course on “Practical Process for Advanced Non-destructive Testing of Nuclear Plant” ü COMSOL Multiphysics Education |
Advanced Optical Engineering |
A+ |
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Biomedical Ultrasound |
A+ |
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Ultrasonics & Applications |
A+ |
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Mechanics of Composite Materials |
A+ |
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Advanced Numerical Analysis |
A |
Appendix - Portfolio |
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3D FEM Simulation of High-velocity Impact on Carbon/Epoxy Composite Laminates, 2013 - LS DYNA
Nonlinear Simulation, 2012 - Adobe Flash with Action Script
Vector Mechanics – Dynamics Simulation :: Free Kick Ball Tracing, 2012 - MATLAB
Mechatronics Design - Calculator, 2011 - IC Gates
Design Heat Sink for LED & FEM Simulation, 2011 - ANSYS
Stress & Deformation Analysis Software, 2011 - Visual Studio (C++, C#, VTK Library)
3D CAD Assembly DMU Kinematics Simulation :: Decelerator 4:1, 2006 - CATIA V5
3D CAD Assembly Modeling :: Beretta, 2006 - CATIA V5
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