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Ki, Hyungson (기형선)

Department: Department of Mechanical Engineering(기계공학과)

Website: https://www.ptlresearch.com/

Lab: Laser Processing and Artificial Intelligence Lab. (레이저가공 및 인공지능 응용 연구실)

Research Keywords: 레이저 가공, 인공지능, 레이저 용접, 레이저 열처리, 레이저 정밀가공, Laser Processing, Artificial Intelligence, AI

Research Interests: In this laboratory, we have been researching various laser processing technologies including macro processing technologies such as laser heat treatment, laser welding, and laser cladding, ultra-precision processing using lasers, and dual-beam pulsed laser deposition technology. Recently, we are focusing on research to advance laser processing technology using artificial intelligence technology. We are striving to cultivate researchers that fit the trend of the times while developing leading laser processing technology by using AI extensively.

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Issue Date	Title	Author(s)	Type	View	Altmetrics
2021-08	Deep-learning-based real-time monitoring of full-penetration laser keyhole welding by using the synchronized coaxial observation method	Kim, Hyeongwon; Nam, Kimoon; Oh, Sehyeok, et al	ARTICLE	54	Deep-learning-based real-time monitoring of full-penetration laser keyhole welding by using the synchronized coaxial observation method
2021-07	Enhancing coupling efficiency in laser keyhole welding of copper using femtosecond laser surface modification	Lee, Keunhee; Ki, Hyungson	ARTICLE	92	Enhancing coupling efficiency in laser keyhole welding of copper using femtosecond laser surface modification
2021-06	Deep-learning approach for predicting laser-beam absorptance in full-penetration laser keyhole welding	Oh, Sehyeok; Kim, Hyeongwon; Nam, Kimoon, et al	ARTICLE	58	Deep-learning approach for predicting laser-beam absorptance in full-penetration laser keyhole welding
2021-05	Deep-Learning Approach to the Self-Piercing Riveting of Various Combinations of Steel and Aluminum Sheets	Kim, Hyun Kyung; Oh, Sehyeok; Cho, Keong-Hwan, et al	ARTICLE	53	Deep-Learning Approach to the Self-Piercing Riveting of Various Combinations of Steel and Aluminum Sheets
2020-08	Unified momentum equation approach for fluid-structure interaction problems involving linear elastic structures	Yeo, Haram; Ki, Hyungson	ARTICLE	182	Unified momentum equation approach for fluid-structure interaction problems involving linear elastic structures
2020-07	Tunable wetting surfaces with interacting cavities via femtosecond laser patterning and wet etching	Deng, Chun; Ki, Hyungson	ARTICLE	90	Tunable wetting surfaces with interacting cavities via femtosecond laser patterning and wet etching
2020-06	Deep-Learning-Based Predictive Architectures for Self-Piercing Riveting Process	Oh, Sehyeok; Kim, Hyun Kyung; Jeong, Taek-Eon, et al	ARTICLE	278	Deep-Learning-Based Predictive Architectures for Self-Piercing Riveting Process
2020-04	Electrodynamic simulation of laser beam propagation in waterjet-guided laser processing	Deng, Chun; Yeo, Haram; Ki, Hyungson	ARTICLE	191	Electrodynamic simulation of laser beam propagation in waterjet-guided laser processing
2020-04	Cross-Section Bead Image Prediction in Laser Keyhole Welding of AISI 1020 Steel Using Deep Learning Architectures	Oh, Sehyeok; Ki, Hyungson	ARTICLE	202	Cross-Section Bead Image Prediction in Laser Keyhole Welding of AISI 1020 Steel Using Deep Learning Architectures
2019-11	Femtosecond laser patterning based on the control of surface reflectance	Lee, Keunhee; Ki, Hyungson	ARTICLE	479	Femtosecond laser patterning based on the control of surface reflectance
2019-09	Fabrication of a compound infrared microlens array with ultrashort focal length using femtosecond laser-assisted wet etching and dual-beam pulsed laser deposition	Deng, Chun; Kim, Hyeongwon; Ki, Hyungson	ARTICLE	281	Fabrication of a compound infrared microlens array with ultrashort focal length using femtosecond laser-assisted wet etching and dual-beam pulsed laser deposition
2019-06	펨토초 레이저를 이용한 실리콘 웨이퍼 드릴링의 공정 최적화 연구	김형원; 기형선	ARTICLE	368	펨토초 레이저를 이용한 실리콘 웨이퍼 드릴링의 공정 최적화 연구
2019-05	Investigation of cut quality in fiber laser cutting of CFRP	Oh, Sehyeok; Lee, Inyong; Park, Young-Bin, et al	ARTICLE	687	Investigation of cut quality in fiber laser cutting of CFRP
2019-05	Deep learning model for predicting hardness distribution in laser heat treatment of AISI H13 tool steel	Oh, Sehyeok; Ki, Hyungson	ARTICLE	490	Deep learning model for predicting hardness distribution in laser heat treatment of AISI H13 tool steel
2019-03	Fabrication of functionally-graded yttria-stabilized zirconia coatings by 355 nm picosecond dual-beam pulsed laser deposition	Deng, Chun; Kim, Hyeongwon; Ki, Hyungson	ARTICLE	538	Fabrication of functionally-graded yttria-stabilized zirconia coatings by 355 nm picosecond dual-beam pulsed laser deposition
2018-10	Highly Flexible and Efficient All-Polymer Solar Cells with High-Viscosity Processing Polymer Additive toward Potential of Stretchable Devices	Chen, Shanshan; Jung, Sungwoo; Cho, Hye Jin, et al	ARTICLE	830	Highly Flexible and Efficient All-Polymer Solar Cells with High-Viscosity Processing Polymer Additive toward Potential of Stretchable Devices
2018-03	A unified momentum equation approach for computing thermal residual stresses during melting and solidification	Yeo, Haram; Ki, Hyungson	ARTICLE	766	A unified momentum equation approach for computing thermal residual stresses during melting and solidification
2017-11	A study of keyhole behavior and weldability in zero-gap laser welding of zinc-coated steel sheets at subatmospheric pressures	Kim, Jaehun; Oh, Sehyeok; Son, Myeonggyun, et al	ARTICLE	1572	A study of keyhole behavior and weldability in zero-gap laser welding of zinc-coated steel sheets at subatmospheric pressures
2017-10	Fabrication and optimization of transparent conductive films using laser annealing and picosecond laser patterning	Lee, Keunhee; Ki, Hyungson	ARTICLE	998	Fabrication and optimization of transparent conductive films using laser annealing and picosecond laser patterning
2017-07	A unified momentum equation approach for computing flow-induced stresses in structures with arbitrarily-shaped stationary boundaries	Yeo, Haram; Ki, Hyungson	ARTICLE	1282	A unified momentum equation approach for computing flow-induced stresses in structures with arbitrarily-shaped stationary boundaries

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