(INTERNATIONAL CONFERENCE PROCEEDINGS)

Junseok Heo#, Davin Jeong#, Nagarajan Chinnapaiyan, Chanwoong Wi, Junwon Lee, Jeongin Han, Inseo Cho, Soonwook Hong*, Seunghwoi Han*, "Maskless Patterning of Electrical Layer on the Silicon Surface by Laser-driven Thin Film Deposition," PRESM 2025, 2025 (Chiang Mai, Thailand)

Chanwoong Wi, Junseok Heo, Nagarajan Chinnapaiyan, Younggeun Lee, Young-Jin Kim, Seunghwoi Han*, "Selective Patterning of Electrical Interconnects on Transparent Materials by Ultrafast Laser-induced Chemical Vapor Deposition," PRESM 2025, 2025 (Chiang Mai, Thailand)

Junwon Lee, Junseok Heo, Chanwoong Wi, Jeongin Han, Inseo Cho, Seunghwoi Han*, "Selective Conductive Material Filling in Through Silicon Vias," PRESM 2025, 2025 (Chiang Mai, Thailand)

Junseok Heo, Chanwoong Wi, Nagarajan Chinnapaiyan, Younggeun Lee, Young-Jin Kim, Seunghwoi Han*, "Selective Patterning of Electrical Interconnects on Transparent Materials by Ultrafast Laser-induced Chemical Vapor Deposition," CLEO 2025, 2025 (Long Beach, USA)

Chanwoong Wi, Junwon Lee, Jaehyung Woo, Jeongin Han, Jihoon Jeong, Hakyung Jeong, and Seunghwoi Han*, "Laser-based Temperature Measurement and Process Optimization for Polymer Substrate Processing" PRESM 2024, 2024 (Busan, Korea)

Junseok Heo, Hyeokjin Ju, Hyojung Kim, Heun Yun, and Seunghwoi Han*, "The Significance of LiDAR Sensor Noise Modeling in Autonomous Driving in Adverse Weather Conditions for the Advancement of Road Safety," PRESM 2024, 2024 (Busan, Korea)

Jaeseung Lim, Sumin Kang, Seongheum Han, Ah-Young Park, Jae-Hak Lee, Jun-Yeob Song, Sangseon Lee, Rakibul Islam, Seungman Kim, and Seunghwoi Han*, "Laser-induced Micro-LED transfer process," ISMTII 2023, 2023 (Seoul, Korea)

Rakibul Islam, Sangseon Lee, Seungsik Shin, Jaeseung Lim, Daeseop Kim, Seongwon Choi, and Seunghwoi Han*, “Conductive Carbon Nanowire Produced by using Femtosecond Laser Irradiation with Acetylene Gas,” ISMTII 2023, 2023 (Seoul, Korea)

Junseok Heo, Byungjun Lim, Sungjae Sin, Seeun Ha, and Seunghwoi Han*, "An Experimental Analysis of Multi Sensor’s Performance Degradation in Harsh Driving Environment," ISMTII 2023, 2023 (Seoul, Korea)

Seunghwoi Han*, Jaeseung Lim, Sumin Kang, Seongheum Han, Ah-Young Park, Jae-Hak Lee, Jun-Yeob Song, and Seungman Kim, "Femtosecond Pulsed Laser-induced Forward Transfer of micro-LED chips." iMID 2023, 2023 (Busan, Korea)

Seunghwoi Han*, Sangseon Lee, Rakibul Islam, Seong Won Choi, and Daeseop Kim, "Plasmonic Nanostructures for Coherent Extreme Ultraviolet Light Source," IEEE-NEMS 2023, 2023 (Jeju, Korea)

Seungman Kim, Seongheum Han, Jae Seung Lim, Sumin Kang, Seunghwoi Han, Jae-Hak Lee, Ah-Young Park, Jun-Yeob Song, "Fs pulse laser-based, micro LED chips transfer technology," SPIE Photonics West - OPTO, 2023 (San Francisco, California, United States)

Nariyuki Saito, Nicolas Douguet,Nobuhisa Ishii, Teruto Kanai, Yi Wu, Andrew Chew,  Seunghwoi Han, Barry Schneider, Jeppe Olsen, Luca Argenti, Zenghu Chang, and Jiro Itatani*, "Attosecond electronic dynamics of core-excited states of N2O probed by transient soft X-ray spectroscopy," International Conference on Ultrafast Phenomena, 2022 (Montreal, Canada)

Nicolas Douguet, Nariyuki Saito, Seunghwoi Han, Yi Wu, Andrew Chew, Nobuhisa Ishii, Teruto Kanai, Barry Schneider, Jeppe Olsen, Luca Argenti, Zenghu Chang, and Jiro Itatani*, "Attosecond electronic dynamics of core-excited states of N2O in the soft x-ray region," Bulletin of the American Physical Society, 2022 (Orlando, USA)

Lisa Ortmann, Seunghwoi Han, Hyunwoong Kim, Yong Woo Kim, Takashi Oka, Alexis Chacon, Brent Doran, Marcelo Ciappina, Maciej Lewenstein, Seung-Woo Kim*, Seungchul Kim, and Alexandra S. Landsman*, "Extraction of higher-order nonlinear electronic response in solids using high harmonic generation," HILAS 2020, 2020 (Washington DC, USA)

Nariyuki Saito, Hiroki Sannohe, Nobuhisa Ishii, Nicolas Douguet, Teruto Kanai, Nobohiro Kosugi, Yi Wu, Andrew Chew, Seunghwoi Han, Barry Schneider, Jeppe Olsen, Luca Argenti, Zenghu Chang, and Jiro Itatani*, "Attosecond Transient Absorption Spectroscopy of Diatomic and Triatomic Molecules at 400 eV," HILAS 2020, 2020 (Washington DC, USA)

Seunghwoi Han, Peng Xu, Yishan Wang, Kun Zhao, and Zenghu Chang*, “Streaking of Argon L-shell Auger emissions with > 250 eV attosecond X-ray pulses,” CLEO 2019, 2019 (San Jose, USA)

Seunghwoi Han, Hyunwoong Kim, Yong Woo Kim, and Seung-Woo Kim*, (Invited) “Nanostructure assisted high harmonic generation,” ATTO2017, 2017 (Xi’an, China)

Seunghwoi Han, Hyunwoong Kim, Yong Woo Kim, and Seung-Woo Kim*, “Coherent extreme ultraviolet pulse generation using metal-sapphire nanostructures,” CLEO 2017, 2017 (San Jose, USA)

Seunghwoi Han, Hyunwoong Kim, Young-Jin Kim, and Seung-Woo Kim*, “EUV generation by plasmonic field enhancement using nanostructures,” icOPEN2015, 2015 (Singapore, Singapore)

Seung-Woo Kim*, Dong-Hyub Lee, Seunghwoi Han, Hyunwoong Kim, and Young-Jin Kim, (Invited) “New insight on plasmonic EUV generation from bow-tie and funnel-waveguide nanostructures,” ISUILS13, 2014 (Jodhpur, India)

Joonhee Choi, Dong-Hyub Lee, Seunghwoi Han, In-Yong Park, Seungchul Kim, and Seung-Woo Kim*, “Nanoplasmonic generation of ultrashort EUV pulses,” Proc. SPIE 8457, 2012 (San Diego, USA)

Yunseok Kim, Seungman Kim, Seunghwoi Han, Sanguk Park, Jiyong Park and Seung-Woo Kim*, “Low-repetition-rate fiber femtosecond laser oscillator,” CLEO 2012, 2012 (San Jose, USA)

Yunseok Kim, Seungman Kim, Seunghwoi Han, Sanguk Park, Jiyong Park and Seung-Woo Kim*, “Repetition rate-tunable high power fiber femtosecond laser system,” CLEO 2012, 2012 (San Jose, USA)

Seunghwoi Han, Yunseok Kim, Young-Jin Kim, Seungman Kim, Sanguk Park, Jiyong Park and Seung-Woo Kim*, “Design of non-thermal dicing system for quartz wafers,” ISMTII 2011, 2011 (Daejeon, Korea)

Seunghwoi Han, Yunseok Kim, Young-Jin Kim, Seungman Kim, Sanguk Park, Jiyong Park and Seung-Woo Kim*, “Axiomatic system design for non-thermal dicing of quartz wafer,” ICAD 2011, 2011 (Daejeon, Korea)

Joohyung Lee, Young-Jin Kim, Sanghyun Lee, Geunwoo Lee, Seunghwoi Han and Seung-Woo Kim*, “Long range distance measurement based on high resolution time of flight principle using femtosecond laser,” ASPEN 2009, 2009 (Kitakyushu, Japan)

(DOMESTIC CONFERENCE PROCEEDINGS)

Junwon Lee, Junseok Heo, Chanwoong Wi, Jeongin Han, Inseo Cho, and Seunghwoi Han*, "Carbon Filling in Through Silicon Vias by Laser Induced Chemical Vapor Deposition", 2025 Korean Society for Precision Engineering (KSPE) Spring Conference, 2025 (Jeju, Korea)

Chanwoong Wi, Junseok Heo, Nagarajan Chinnapaiyan, Younggeun Lee, Young-Jin Kim, and Seunghwoi Han*, "Femtosecond Laser-based Carbon Deposition on the Rear and Internal Surfaces of Transparent Substrate", 2025 Korean Society for Precision Engineering (KSPE) Spring Conference, 2025 (Jeju, Korea)

Junseok Heo#, Davin Jeong#, Jeongin Han, Nagarajan Chinnapaiyan, Chanwoong Wi, Junwon Lee, Inseo Cho, Soonwook Hong*, and Seunghwoi Han*, "Laser-driven Thin Film Deposition for Fabricating Electrical Layer on the Silicon Surface", 2025 Korean Society for Precision Engineering (KSPE) Spring Conference, 2025 (Jeju, Korea)

Seunghwoi Han*, "Ultrashort Pulse Laser-based Advanced Packaging Technology", Optics and Photonics Congress 2024 (OPC 2024), 2024 (Jeju, Korea)

Chanwoong Wi, Junwon Lee, Jaehyung Woo, Jeongin Han, and Seunghwoi Han*, "Laser-based Temperature Measurement and Process Optimization for Polymer Substrate Soldering", 2024 Korean Society for Precision Engineering (KSPE) Spring Conference, 2024 (Jeju, Korea)

Nagarajan Chinnapaiyan, Rakibul Islam, Sangseon Lee, Jaeseung Lim, and Seunghwoi Han*, "Femtosecond Laser Induced Tunable Conductive Patterning on Rear Surface for Thermal Sensors", 2024 Korean Society for Precision Engineering (KSPE) Spring Conference, 2024 (Jeju, Korea)

Junseok Heo, Hyeokjin Ju, Hyojung Kim, Heun Yun, and Seunghwoi Han*, "A Theoretical and Experimental Analysis of Multi Sensor’s Performance in a Harsh Driving Environment", 2024 Korean Society for Precision Engineering (KSPE) Spring Conference, 2024 (Jeju, Korea)

Junseok Heo, Byungjun Lim, Sungjae Sin, Seeun Ha, and Seunghwoi Han*, "Experimental Analysis and Modeling of Multi-Sensor's Performance Changes in Harsh Weather Conditions," 2023 Korean Society of Mechanical Engeers (KSME) Regional Conference, 2023 (Muju, Korea)

Junseok Heo, Seonhoo Park, Byeongjun Im, Sungjae Shin, Se-eun Ha, RAKIBUL ISLAM, Seokbong Yoo, and Seunghwoi Han*, "Development of AI based Multi-Spectral Fusion Sensor Platform for Object Detection in Harsh Driving Conditions", 2022 The Korean Society of Automotive Engineers(KSAE) Fall Conference, 2022 (Jeju, Korea) 

Seunghwoi Han*, "EUV light sources using plasmonic nanostructures," 2022 Korean Society for Precision Engineering (KSPE) Spring Conference, 2022(Jeju, Korea)

Junseok Heo, Hongmo Koo, Hyeongwoo Kim, Jinuk Kang, Dahyeon Kim, Jongmin Jeon, and Seunghwoi Han*, "Deep Learning based Perception of Multi-Spectral Fusion Sensor in Harsh Weather Conditions," 2021 The Korean Society of Automotive Engineers(KSAE) Fall Conference, 2021 (Yeosu, Korea) 

Hyeonjun Chong, Min Hyeok Kuk, Doyeon Park, Junseok Heo, Sungjae Sohn, Aaron Park, and Seunghwoi Han*, "Deep learning based perception of multi-spectral fusion sensor in ill-lit conditions," 2021 The Korean Society of Automotive Engineers(KSAE) Spring Conference, 2021 (Online, Korea) 

Seunghwoi Han*, "Attosecond time-resolved electron dynamics in Argon Auger channels," 2021 Korean Society for Precision Engineering (KSPE) Spring Conference, 2021 (Online, Korea)

Seunghwoi Han*, (Invited) “Ultrafast metrology,” Korean-American Scientists and Engineers Association (KSEA) Orlando Chapter Tech Seminar, 2018 (Orlando, USA)

Seunghwoi Han, Hyunwoong Kim, Yong Woo Kim, and Seung-Woo Kim*, (Invited) “Extreme ultraviolet pulse generation using crystal based nanostructure,” The 24th Conference on Optoelectronics and Optical Communications (COOC), 2017 (Pusan, Korea)

Seunghwoi Han, Yunseok Kim, Seungman Kim, Sanguk Park, Jiyong Park and Seung-Woo Kim*, “High power femtosecond pulse laser system for non-thermal wafer dicing,” Korean Society for Precision Engineering (KSPE) Spring Conference, 2011 (Jeju, Korea)

Yunseok Kim, Seungman Kim, Seunghwoi Han, Young-Jim Kim, Sanguk Park, Jiyong Park, Seung-Woo Kim*, “Fiber based femtosecond laser oscillator, amplifier and it’s applications,” Advanced Laser and Their Applications (ALTA) 2011, 2011 (Jeju, Korea)