Online melt pool depth estimation during directed energy deposition using coaxial infrared camera, laser line scanner, and artificial neural network I Jeon, L Yang, K Ryu, H Sohn Additive Manufacturing 47, 102295, 2021 | 48 | 2021 |
A reference-free and non-contact method for detecting and imaging damage in adhesive-bonded structures using air-coupled ultrasonic transducers T Yonathan Sunarsa, P Aryan, I Jeon, B Park, P Liu, H Sohn Materials 10 (12), 1402, 2017 | 35 | 2017 |
Fatigue crack detection in rotating steel shafts using noncontact ultrasonic modulation measurements I Jeon, HJ Lim, P Liu, B Park, A Heinze, H Sohn Engineering Structures 196, 109293, 2019 | 28 | 2019 |
Nonlinear spectral correlation for fatigue crack detection under noisy environments P Liu, H Sohn, I Jeon Journal of Sound and Vibration 400, 305-316, 2017 | 23 | 2017 |
Metastable δ-ferrite and twinning-induced plasticity on the strain hardening behavior of directed energy deposition-processed 304L austenitic stainless steel J Jeong, Y Lee, JM Park, DJ Lee, I Jeon, H Sohn, HS Kim, TH Nam, ... Additive Manufacturing 47, 102363, 2021 | 22 | 2021 |
Porosity inspection in directed energy deposition additive manufacturing based on transient thermoreflectance measurement P Liu, K Yi, I Jeon, H Sohn NDT & E International 122, 102491, 2021 | 21 | 2021 |
Infrared thermographic imaging based real-time layer height estimation during directed energy deposition S Kim, I Jeon, H Sohn Optics and Lasers in Engineering 168, 107661, 2023 | 10 | 2023 |
Online melt pool depth estimation in laser metal deposition using a coaxial thermography system I Jeon, H Sohn Journal of Laser Applications 34 (2), 2022 | 7 | 2022 |
Real-time layer height estimation during multi-layer directed energy deposition using domain adaptive neural networks L Yang, H Sohn, Z Ma, I Jeon, P Liu, JCP Cheng Computers in Industry 148, 103882, 2023 | 6 | 2023 |
Real-time melt pool depth estimation and control during metal-directed energy deposition for porosity reduction I Jeon, P Liu, H Sohn The International Journal of Advanced Manufacturing Technology, 1-16, 2023 | 4 | 2023 |
Integrated inspection system for 3d printing process based on thermal image and laser ultrasound wave and 3d printing system having the same H Sohn, J Ikgeun, LIU Peipei US Patent App. 17/130,641, 2021 | 3 | 2021 |
Three dimensional printing system and method capable of controlling size of molten pool formed during printing process H Sohn, J Ikgeun US Patent App. 17/118,862, 2021 | 3 | 2021 |
Online geometry quality management during directed energy deposition using laser line scanner L Yang, E Binega, CP Cheng, I Jeon, H Sohn Solid Freeform Fabrication 2021: Proceedings of the 32nd Annual …, 2021 | 3 | 2021 |
Method of feedback controlling 3D printing process in real-time and 3D printing system for the same H Sohn, J Ikgeun, LIU Peipei US Patent 11,484,945, 2022 | 2 | 2022 |
Method and apparatus for estimating height of 3d printing object formed during 3d printing process, and 3d printing system having the same H Sohn, J Ikgeun US Patent App. 17/123,535, 2021 | 2 | 2021 |
Visualization and classification of hidden defects in triplex composites used in LNG carriers by active thermography S Hwang, I Jeon, G Han, H Sohn, W Yun Smart Structures and Systems, An International Journal 24 (6), 803-812, 2019 | 2 | 2019 |
METHOD OF FEEDBACK CONTROLLING 3D PRINTING PROCESS IN REAL-TIME AND 3D PRINTING SYSTEM FOR THE SAME H Sohn, I Jeon, P Liu US Patent App. 17/934,004, 2023 | 1 | 2023 |
Online monitoring and process control during metal additive manufacturing H Sohn, P Liu, I Jeon, K Yi, SH Park, S Shin The 10th European Workshop on Structural Health Monitoring, 2022 | 1 | 2022 |
A Study on the Weldability of Cylindrical Secondary Battery Material using Green Laser HJ Yoo, JS Park, IG Jeon, MJ Kim, JS Kim, HS Kang 대한용접· 접합학회지 42 (1), 106-116, 2024 | | 2024 |
Real-time corner height estimation for multi-layer directed energy deposition using laser line scanner, vision camera, and artificial neural network L Yang, JCP Cheng, H Sohn, Z Ma, I Jeon, P Liu EC3 Conference 2023 4, 0-0, 2023 | | 2023 |