International Conference Papers

 O. Munyaneza and J. W. Sohn, "Sparse Sensing Technique to Detect and Localize the Damage in Composite Plate based on Lamb Wave Signal and CNN", ICTAM 2024, Daegu, Korea, July 7-12, 2024. 

 P. Turabimana and J. W. Sohn, "Modeling and Simulation of a Novel Shape Memory Alloy-based Idle Air Control Valve for Spark Ignition Engines", PRESM 2024, Busan, Korea, July 7-12, 2024.  

 D. G. Yuk and J. W. Sohn, "Haptic-guided Robot Arm Control Using Reinforcement Learning", PRESM 2024, Busan, Korea, July 7-12, 2024.  

 O. Munyaneza and J. W. Sohn, "Sparse Sensing Technique to Detect and Localize the Damage in Composite Plate based on Lamb Wave Signal and CNN", PRESM 2024, Busan, Korea, July 7-12, 2024. 

 M. Kim and J. W. Sohn, “IMU-Based Gait and Posture Recognition”, Proceedings of SPIE’s 2024 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, Long Beach, California, USA, March 25-28, 2024.

 D. G. Yuk and J. W. Sohn, “Haptic-Based Robot Hand Manipulation with Reinforcement Learning”, Proceedings of SPIE’s 2024 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, Long Beach, California, USA, March 25-28, 2024.

 M. Kim, D. G. Yuk, D. Ryu and J. W. Sohn, “Characteristics Evaluation of Fibrous Mechanoluminescent Sensor”, The 4th International Conference on Mechanoluminescence and Novel Structural Health Diagnosis, Daegu, Korea, December 13-15, 2023.

 M. Kim, D. G. Yuk, D. Ryu and J. W. Sohn, “Performance Evaluation of Fibrous Sensor Based on Mechanoluminescent Material”, Proceedings of PRESM 2023, Okinawa, Japan, July 16-21, 2023.

 J. S. Jang and J. W. Sohn, “Image-Based Object Recognition for Autonomous Mobile Robot”, Proceedings of PRESM 2023, Okinawa, Japan, July 16-21, 2023.

 D. G. Yuk, D. Ryu and J. W. Sohn, “Fabrication of Fiber Type Mechanoluminescent Soft Sensor” Proceedings of AMSM 2022, Atlanta, USA, October 26-28, 2022.

 P. Turabimana and J. W. Sohn, “A Novel Active Cooling System with Shape Memory Alloy Based Thermostat for Internal Combustion Engine” Proceedings of PRESM 2022, On-Line, Korea, July 20-22, 2022.

 O. Munyaneza and J. W. Sohn, “Modelling and Simulation of Hybrid Annular Radial Magneto-Rheological Fluid Damper for Electric Vehicle” Proceedings of PRESM 2022, On-Line, Korea, July 20-22, 2022.

 D. G. Yuk, D. Ryu and J. W. Sohn, “Classification of Normal/Abnormal Conditions for Vehicle Engine” Proceedings of PHMAP 2021, Jeju, Korea, September 8-10, 2021.

 D. Lee, J. W. Han, H. S. Kim, D. Ryu and J. W. Sohn, “Defect Detection in Composite Structure Using Vibration Signals” Proceedings of PHMAP 2021, Jeju, Korea, September 8-10, 2021.

 H. J. Lee and J. W. Sohn, “Object Classification and Anomaly Detection Using Convolutional Neural Network” Proceedings of PRESM 2021, Jeju and On-Line, Korea, July 21-23, 2021.

 M. Olivier and J. W. Sohn, “Performance Evaluation of Hybrid Type Magneto-Rheological Damper Using Quarter Vehicle Model” Proceedings of PRESM 2020, On-Line, Korea, November 15-18, 2020.

 D. G. Yuk and J. W. Sohn, “Remote Manipulation of Robot Arm Using EMG-Based Hand Motion Recognition” Proceedings of PRESM 2020, On-Line, Korea, November 15-18, 2020.

 D. Lee and J. W. Sohn, “Finger Motion Recognition of Both Hands Using Electromyogram” Proceedings of PRESM 2020, On-Line, Korea, November 15-18, 2020.

 A. Khan, H. S. Kim and J. W. Sohn, “Damage detection in smart composite structures using low frequency structural vibration”, Proceedings of SPIE’s 20120 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, Online, April 26-30, 2020.

 S. W. Yeom, J. H. Moon and J. W. Sohn, “Analysis Model for Stiffness Change Property of Magneto-Rheological Elastomer” Proceedings of ERMR 2019, Wollingong, Austrailia, December 15-20, 2019.

 S. W. Yeom, J. M. Park and J. W. Sohn, “Magneto-Rheological Elastomer and Its Vehicle Application,” Proceedings of AMSM 2019, Incheon, Korea, October 16-19, 2019.

 D. Lee and J. W. Sohn, “Robot Arm Manipulation Using Wearable Motion Recognition Device”, Proceedings of PRESM 2019, Da Nang, Vietnam, July 10-14, 2019.

 S. P. Jeong and J. W. Sohn, “Comparison of Sensor Characteristics for Walking Intent Recognition”, Proceedings of PRESM 2019, Da Nang, Vietnam, July 10-14, 2019.

 S. W. Yeom and J. W. Sohn, “Modeling for Prediction of Shear Modulus Change of Magnetorheological Elastomer”, Proceedings of PRESM 2019, Da Nang, Vietnam, July 10-14, 2019.

 D. G. Yuk and J. W. Sohn, “Robot Arm Manipulation Using Electromyogram Sensors and Inertia Measurement Unit”, Proceedings of PRESM 2019, Da Nang, Vietnam, July 10-14, 2019.

 H. M. Jang and J. W. Sohn, “Design of Electromyogram Signal-Based Prosthetic Arm”, Proceedings of PRESM 2019, Da Nang, Vietnam, July 10-14, 2019.

 D. G. Yuk and J. W. Sohn, “Hand Gesture Recognition Using Electromyogram Signals”, Proceedings of PRESM 2018, Sapporo, Japan, July 3-7, 2018.

 J. S. Oh, J. W. Sohn, and S. B. Choi, “Design and Control of Integrated Isolator Featuring MR Damper for Ultra-Precision Stage”, Proceedings of ACTUATOR 18, Bremen, Germany, June 25-27, 2018.

 J. S. Oh, J. M. Park, and J. W. Sohn, “Semi-Active Control of Vehicle Anti-Roll Bar”, Proceedings of CODE 2018, Changwon, April 1-5, 2018.

 A. Khan, H. S. Kim and J. W. Sohn, “Structural Vibration-Based Damage Classification of Delaminated Smart Composite Laminates”, Proceedings of SPIE’s 2018 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, Denver, Arizona, USA, March 4-8, 2018.

 H. G. Gang, S. B. Choi and J. W. Sohn, “Performance Evaluation of a New Type of MR Brake”, Proceedings of International Symposium on Green Manufacturing and Applications (ISGMA), Gyeongju, Korea, June 27-July 1, 2017.

 H. G. Gang, J. M. Park, S. B. Choi and J. W. Sohn, “Development of Haptic System for Surgical Robot”, Proceedings of SPIE’s 2017 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, Portland, Oregon, USA, March 24-27, 2017.

 J. M. Park, H. G. Gang, S. B. Choi and J. W. Sohn, “A Study on Design Parameter of Small-Sized MR Brake”, Proceedings of the 15th International Conference on Electrorheological Fluids and Magnetorheological Suspensions (ERMR2016), Incheon, Korea, July 4-8, 2016.

 H. G. Gang, J. M. Park, S. B. Choi and J. W. Sohn, “Haptic System for Surgical Robot Using Smart MR Fluid Actuators”, Proceedings of the 15th International Conference on Electrorheological Fluids and Magnetorheological Suspensions (ERMR2016), Incheon, Korea, July 4-8, 2016. 

 H. G. Gang and J. W. Sohn, “Design of Haptic Master Featuring Improved MR Brakes”, Proceedings of ACTUATOR 16, Bremen, Germany, June 13-15, 2016.

 H. G. Gang and S. B. Choi and J. W. Sohn, “Design of Haptic Master Featuring Small-Sized MR Brakes”, Proceedings of SPIE’s 2016 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, Las Vegas, Nevada, USA, March 20-24, 2016, Vol. 9799, pp. 97993E1-E6.

 J. H. Park, S. B. Choi and J. W. Sohn, “Vibration Analysis of High Speed Turbine for Paint Atomizer,” Proceedings of 22nd International Congress on Sound & Vibration (ISCV 2015), Florence, Italy, July 12-16, 2015.

 J. M. Park, H. G. Gang, S. B. Choi and J. W. Sohn, “Parametric Study on Damping Force Characteristics of MR Damper with Various Inner Magnetic Core Shapes,” Proceedings of 22nd International Congress on Sound & Vibration (ISCV 2015), Florence, Italy, July 12-16, 2015.

 J. W. Sohn, J. S. Oh and S. B. Choi, “Design of MR Brake Featuring Tapered Inner Magnetic Core”, Proceedings of SPIE’s 2015 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, San Diego, USA, March 8-12, 2015. pp. 90571L-1-7.

 J. W. Sohn, J. Sa, S. Kim and M. Jung, “Development of Multi-Mode Vibrotactile Haptic Actuator for Mobile Device”, Proceedings of ACTUATOR 14, Bremen, Germany, June 23-25, 2014. pp. 423-426.

 J. W. Sohn and H. S. Kim, “Active Healing of Damaged Composite Structure Using Piezoelectric Actuator”, Proceedings of SPIE’s 2014 Smart Structures / NDE, Active and Passive Smart Structures and Integrated Systems, San Diego, USA, March 9-13, 2014. pp. 90571L-1-7.

 H. S. Kim and J. W. Sohn, “Active Control of Damaged Composite Structure Using Piezoelectric Actuator and Sensor”, 5th Asia Pacific Congress on Computational Mechanics, Singapore, December 11-14, 2013.

 J. W. Sohn, H. Bin and H S. Kim, “Active Control of Damaged Composite Structure for the Recovery of Dynamic Characteristics”, The 2013 World Congress on Advances in Structural Engineering and Mechanics, Jeju, Korea, September 8-12, 2013.

 J. W. Sohn, H. Bin and H S. Kim, “Active Healing of Delaminated Smart Composite Structure Using Feedback Control”, The 7th world Congress on Biomimetics, Artificial Muscles and Nano-Bio, Jeju, Korea, August 26-30, 2013.

 S. B. Choi, J. C. Jeon and, J. W. Sohn, “Vibration Control of Ring-Stiffened Cylindrical Shell Structure Using Piezoelectric Composite Actuators”, The 7th world Congress on Biomimetics, Artificial Muscles and Nano-Bio, Jeju, Korea, August 26-30, 2013.

 J. C. Jeon, J. W. Sohn and S. B. Choi, “Active Vibration Control of Underwater Stiffened Hull structure Using MFC Actuators”, The 20th International Congress on Sound and Vibration, Bangkok, Thailand, July 7-11, 2013.

 J. W. Sohn, J. C. Jeon and S. B. Choi, “Vibration Control of Cylindrical Shell Structure: a Performance Comparison in Air and Water”, The 20th International Congress on Sound and Vibration, Bangkok, Thailand, July 7-11, 2013.

 J. C. Jeon, J. W. Sohn and S. B. Choi, “Comparison of Dynamic Signal of MFC and PVDF Sensor: Experimental Investigation”, 2011 International Conference on Advanced Design and Manufacturing Engineering, Guangzhou, China, September 16-18, 2011.

 M. S. Seong, J. W. Sohn and S. B. Choi, “Vibration Control of MR Suspension System Using Fuzzy Moving SMC with Hysteretic Compensator”, Proceedings of the 6th International Conference on Flow Dynamics, Sendai, Japan, November 4-6, 2009.

 E. S. Kim, J. W. Sohn and S. B. Choi, “Temperature Control Using MR Fan Clutch for Automotive Application”, Proceedings of the 2nd International Conference on Multi-functional Materials and Structures, Qingdao, China, October 9-12, 2009, Advanced Materials Research, Vol. 79-82, pp. 79-82.

 J. W. Sohn, C. H. Lee, M. W. Cho and S. B. Choi, “Wear Characteristics of Magnetorheological Fluid under Boundary Lubrication”, Proceedings of the 2nd International Conference on Multi-Functional Materials and Structures, Qingdao, China, October 9-12, 2009. Advanced Materials Research, Vol. 79-82, pp. 83-86.

 J. W. Sohn, O. C. Kwon and S. B. Choi, “Evaluation of Vibration Control Performance of Smart Hull Structure Featuring Piezoelectric Composite Actuators”, Proceedings of the 2nd International Conference on Smart Materials and Nanotechnology in Engineering, Weihai, China, July 9-11, 2009.

 M. S. Seong, O. C. Kwon, J. W. Sohn and S. B. Choi, “Modal Analysis and Vibration Control of Smart Hull Structure in Underwater”, Proceedings of the SPIE's 16th Annual Symposium on Smart Structures and Materials, San Diego, California, U.S.A, March 8-12, 2009.

 C. H. Lee, J. W. Sohn, Y. M. Han and S. B. Choi, “Durability of Phosphorated Starch Based ER Fluid Under Damper Application”, Proceedings of the 5th China International Symposium on Tribology, Beijing, China, September 23-27, 2008.

 C. H. Lee, J. W. Sohn, Y. M. Han and S. B. Choi, “Wear Characteristics Under Boundary Lubrication Contacts in Phosphorated Starch Based Electrorheological Fluids”, Proceedings of the 5th China International Symposium on Tribology, Beijing, China, September 24-27, 2008.

 J. W. Sohn, S. B. Choi and N. M. Wereley, "Discrete-time Sliding Mode Control for MR Vehicle Suspension System", The 11th International Conference on Electrorheological(ER) Fluids and Magnetorheological (MR) Suspensions, Dresden, Germany, August 25-29, 2008, Journal of Physics: Conference Series. Vol. 149, March 2009, Article No: 012080

 J. W. Sohn and S. B. Choi, “Active Vibration Control of Smart Hull Structure Using Piezoelectric Composite Actuators”, Proceedings of International Conference on Multi-functional Materials and Structures, Hong Kong, China, July 28-31, 2008, Advanced Materials Research, Vols. 47-50, pp. 137-140.

 J. W. Sohn and S. B. Choi, “Optimal Placement of MFC Actuators for Vibration Control of Cylindrical Shell Structure”, Proceedings of 3rd International Conference Smart Materials Structures Systems, Acireale, Sicily, Italy, June 8-13, 2008, Advances in Science and Technology, Vol. 56, pp. 253-258.

 K. G. Sung, Y. M. Han, J. W. Sohn, S. B. Choi, Y. S. Lee and M. S. Han, “Control Performance Evaluation of ER Suspension System Under Road Test”, Proceedings of 2007 World Forum on Smart Materials and Structures Technology, Chongqing, China, May 22-27, 2007.

 J. W. Sohn, H. S. Kim, C. J. Kim, S. H. Ha and S. B. Choi, “Vibration Suppression of Hull Structure Using Macro Fiber Composite Actuators and Sensors”, Proceedings of the SPIE's 14th Annual Symposium on Smart Structures and Materials, San Diego, California, U.S.A, March 18-22, 2007, SPIE Vol.6525, pp. 652527-1-652527-9.

 J. W. Sohn, H. S. Kim, S. B. Choi and K. S. Kim, "Experimental Investigation of Smart Hull Structures Based on Macro Fiber Composite Actuators", The International Conference on Experimental Mechanics 2006, The 5th Asian Conference on Experimental Mechanics, Jeju, Korea, September 27-29, 2006.

 S. B. Choi, J. W. Sohn and Y. S. Lee, "Temperature Effect on Yield Stress of Electrorheological Fluids: Experimental Investigation", The 5th International Conference on Fracture and Damage Mechanics, Harbin Engineering University, China, September 13-15, 2006.

 Y. M. Han, H. J. Song, J. W. Sohn, S. B. Choi and H. J. Choi, "Field Test on Vibration Control of Vehicle Suspension System Featuring ER Shock Absorbers", Proceedings of the 10th International Conference on Electrorheological(ER) Fluids and Magnetorheological(MR) Suspensions, Embassy Suites Hotel, Lake Tahoe, U.S.A, June 18- 22, 2006. pp. 496-503.

 J. S. Park, H. S. Kim, J. W. Sohn and S. B. Choi, "Design of Piezoelectric Shunt Structures Using Admittance Analysis", Proceedings of the SPIE's 13th Annual Symposium on Smart Structures and Materials, San Diego, U.S.A, February 26-March 2, 2006, SPIE Vol. 6173, pp. 6173SI-12.

 J. W. Sohn, H. S. Kim and S. B. Choi, "Dynamic Modeling of Smart Hull Structure Featuring Macro Fiber Composite Actuators", The 1st International Conference on Advanced Nondestructive Evaluation, Jeju, Korea, November 7-9, 2005. pp. 1-6.

 J. W. Sohn, H. S. Kim and S. B. Choi, "Dynamic Characteristic of Smart Hull Structure Featuring Piezoelectric Materials", Proceedings of the 6th International Conference on Fracture and Strength of Solids, Bali, Indonesia, April 4-6, 2005, Vol. 2, pp. 1137-1142.

 S. B. Choi and J. W. Sohn, "Vibration Control of Smart Beam Structures Using Piezofilm Actuators", Proceedings of the 6th International Conference on Fracture and Strength of Solids, Bali, Indonesia, April 4-6, 2005, Vol. 2, pp. 1197-1202.

 J. W. Kim, J. W. Sohn and S. B. Choi, "Dynamic and Control Characteristics of 3-Axis Active Mount System Using Piezoelectric Actuators", Proceedings of the SPIE's 12th Annual Symposium on Smart Structures and Materials, San Diego, U.S.A, March 4-6, 2005, SPIE Vol. 5764, pp. 662-670.

 S. C. Lim, J. S. Park, J. W. Sohn and S. B. Choi, "Design Program in Graphic User Interface Environment for Automobile ER Devices", Proceedings of the 9th International Conference on Electrorheological(ER) Fluids and Magnetorheological(MR) Suspensions, Beijing, China, August 29- September 3, 2004. Vol. 1, pp. 866-872.