Hogeon Seo

Ph.D. Candidate Hogeon Seo

Department of Mechanical Convergence Engineering

Hanyang University, Republic of Korea

(+82) 10 - 9287 - 7961

hogeony@hogeony.com

http://hogeony.com/

 

1) Domains of Research

 

 

  Utrasonic Imaging

Synthetic Aperture Imaging of Acoustic Nonlinerity (SAIAN),
Total Focusing Method (TFM), Synthetic Aperture Focusing Imaging (SAFT)

  Laser Ultrasonics

Laser-generated Surface Acoustic Waves (LSAW),
Laser Ultrasonic Propagation Imaging (LUPI)

  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,
Automated Inspection System Development via Arduino, Serial Communication,
Real-time Signal Processing, Real-time Imaging Processing, Parallel Computing

 

2) Positions

 

 

2016 -              Ph.D. Candidate           (Department of Mechanical Convergence Engineering, Hanyang University)

2012 -              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

 

 

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

 

 

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

 

 

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

 

 

2016                Development of Laser Ultrasonic Testing System for Diagnosis of Surface/Sub-surface Defects
                                                                                                                                    (SAMSUNG Electronics)

2014                Technical Consultation for Defect/Material Property Measurement via Nondestructive Testing
                                                                                                                                    (SAMSUNG Electronics)

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

 

 

2013 -             Sensor Simulator - Types of Sensors and Their Principles
                                                                                                    
(ACE Training Center, Hanyang University)

 

6-3) Experiences - Work

 

 

2009 - 2010    Operating Manager - Wire-cut Electrical Discharge Machining, Intranet Construction
                                                                                                                                                      (Daedo Wire)

2009                Operator Intern - Wire-cut Electrical Discharge Machining, Facility Management        (Korea Tech)

 

7-1) Journals - SCI/SCIE: 5 (7 including writing papers)  *: corresponding author

 

 

#.      Hogeon Seo, Kyung-Young Jhang*, et al., "The study related to Ultrasonic Imaging,"                        in writing

#.      Hogeon Seo, Kyung-Young Jhang*, et al., "The study related to Ultrasonic Imaging,"                        in writing

1.      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, just-accepted (2017)                                                          http://dx.doi.org/10.1080/09349847.2016.1261213
IF (2015): 1.036, Rank (2015): Q2 in Material Science, Mechanical Engineering, Mechanics of Materials

2.     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
IF (2013): 1.5, Rank (2015): Q1 in Industrial and Manufacturing Engineering,
                                                  Q2 in
 Electrical and Electronic Engineering | Mechanical Engineering

3.      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
IF (2013): 1.46, Rank (2013): Q2 in Material Science, Mechanical Engineering | Mechanics of Materials

4.      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 
IF (2012): 1.585, Rank (2012):  Q1 in Industrial and Manufacturing Engineering,
                                                       Q2 in
 Electrical and Electronic Engineering | Mechanical Engineering

5.      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)
                                                                                                                      http://dx.doi.org/10.1155/2014/731621
IF (2012): 2.43,
Rank (2012): Q2 in
 Biochemistry, Genetics and Molecular Biology | Environmental Science | Medicine

 

7-2) Articles: 7                                                                       *: corresponding author

 

 

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)
                                                                             http://www.dbpia.co.kr/Journal/ArticleDetail/NODE07082445

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)
                                                                                                         http://dx.doi.org/10.7779/JKSNT.2016.36.2.138

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: 3 (4 including a patent under examination)

 

 

1.      Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave using Elastic Tube,"                                                                                                                                                                registered

2.     Kyung-Young Jhang*, Hogeon Seo, "Slit Mask for generating Laser-generated Surface Wave using Screen of Folding Fan Shape,"                                                                                                                                        registered

3.     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 (6 including writing patents)

 

 

#.     Kyung-Young Jhang*, Hogeon Seo, "The Patent related to Laser Ultrasound Generating Method," in writing

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

 

 

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)

 

 

#.      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

 

 

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)
                                                                                                                           http://dx.doi.org/10.1121/1.4933842

 

9-2) Presentations - International Conference: 18

*: corresponding author

 

 

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)

 

Appendix - Graduate-level Coursework (2013-2015, Hanayng University)

 

 

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

Linear Algebra

A+

Steel Processing Applications

B+

Analysis of Patent & Information

A+

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+

DSP - Electronic & Computer Engineering

A+

Engineering Acoustics

A

Paper Writing in English
& Knowledge Management

A+

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
- Fundamentals & Acoustic Analysis Modeling

Advanced Optical Engineering

A+

Biomedical Ultrasound

A+

Ultrasonics & Applications

A+

Mechanics of Composite Materials

A+

Advanced Numerical Analysis

A


Appendix - Portfolio

 

 

3D FEM Simulation of High-velocity Impact on Carbon/Epoxy Composite Laminates, 2013 - LS DYNA

LS_DYNA_1.png 

LS_DYNA_2.png 


Nonlinear Simulation, 2012 - Adobe Flash with Action Script



Vector Mechanics – Dynamics Simulation :: Free Kick Ball Tracing, 2012 - MATLAB


Mechatronics Design - Calculator, 2011 - IC Gates

Mechatronics Design - Calculator_Front.jpg

Mechatronics Design - Calculator Back.jpg


Design Heat Sink for LED & FEM Simulation, 2011 - ANSYS

Heat_Transfer.png


Stress & Deformation Analysis Software, 2011 - Visual Studio (C++, C#, VTK Library)

BA Project.png  


3D CAD Assembly DMU Kinematics Simulation :: Decelerator 4:1, 2006 - CATIA V5


3D CAD Assembly Modeling :: Beretta, 2006 - CATIA V5

Beretta_CATIA.png