NEWS
March 3, 2026
Congrats!
Jeongrak Lee is selected for 2026 Forbes Korea
30 Under 30 – 'Science' category.
February 27, 2026
Congrats!
Jeongrak Lee is selected for the 2026 Sejong Science Fellowship (Domestic Track),a prestigious research grant supported by the Ministry of Science and ICT and
the National Research Foundation of Korea (NRF).
February 13, 2026
Chaemin Kim, Seonghyon Kim, Jeongrak Lee receive Ph.D.
Chaemin Kim, Seonghyon Kim, Jeongrak Lee
graduate XML with a Ph.D.
November 14, 2025
Congrats!
Myeongryun Seong, Jeongrak Lee and Minsoo Kim won the President Award in 15th POSTECH Tech-Startup Competition
September 1, 2025
Welcome to our new member!
Minsoo Kim joins XML as a graduate student.
August 8, 2025
Kanghyun Ki receives Ph.D.
Kanghyun Ki graduates XML with a Ph.D.
April 13, 2025
Jeongrak and Seonghyeon's paper "Conceptual Demonstration of Hydrogen Peroxide Based Electrochemical Propulsion with Rotating Gliding Arc" is published in the AIAA Journal.
February 17, 2025
Welcome to our new member!
Duwon Yang joins XML as a graduate student.
September 2, 2024
Welcome to our new member!
Wisunaji Muh. Arif joins XML as a graduate student.
July 1, 2024
Jeongrak and Seonghyeon's paper "Lab-on-PCB technology for liquid monopropellant microthrusters: Design, fabrication, and performance evaluation" is published in the Sensors and Actuators A: Physical.
July 27, 2024
Jeongrak and Seonghyeon's paper "Lab-on-PCB solid propellant microthruster with multi-mode thrust capabilities" is published in the Lab on a chip (Back Cover).
June 1, 2024
Jeongrak and Seonghyeon's paper "Conceptual demonstration of a Lego-like modular fabrication method for an engineering model of a small monopropellant PCB thrusters" is published in the Acta Astronautica.
April 1, 2024
Kanghyun Ki and Jeongrak Lee's paper "Combined influence of shallowness and geometric imperfection on the buckling of clamped spherical shells" is published in the Journal of the Mechanics and Physics of Solids.
December 1, 2023
Jeongrak and Seonghyeon's paper "Design and fabrication of a scalable solid-propellant micro-thruster array using lab-on-PCB technology" is published in the Sensors and Actuators A: Physical.
December 1, 2023
Jeongrak and Hanseong's paper "Lab-on-PCB for space propulsion : Integrated membraneless micro-ignitor for MEMS solid propellant thruster" is published in the Sensors and Actuators A: Physical.
October 26, 2023
Kanghyun's paper "Shear-Pressure Decoupling and Accurate Perception of Shear Directions in Ionic Sensors by Analyzing the Frequency-Dependent Ionic Behavior" is published in the ACS Applied Materials & Interfaces.
October 18, 2023
Congrats!
Jeongrak Lee, Seonghyeon Kim and Anna Lee revieved the award at KAI (Korea Aerospace Industries, LTD.) aerospace paper contest.
March 09, 2023
Congrats!
Jeongrak Lee, Seonghyeon Kim and Anna Lee recieved Best Paper Awards at KSME 2022 (The Korean Society of Mechanical Engineers).
February 20, 2023
Welcome to our new member!
Suyeong Jeong joins XML as a graduate student.
November 24, 2022
Congrats!
Jeongrak Lee and Anna Lee won the Prime Minister Award by winning first place out of 5420 teams in the 2022 K-startup contest, the largest entrepreneurship competition in Korea.
November 24, 2022
Myeongryun and Chaemin's paper "Mechanical response of magneto-active elastic hemispherical shells" is published in the International Journal of Mechanical Sciences [journal link].
November 24, 2022
Congrats!
Jeongrak Lee, Seonghyeon Kim and Anna Lee revieved the Excellence Paper Award at KAI (Korea Aerospace Industries, LTD.) aerospace paper contest.
.jpg)
November 10, 2022
Congrats!
Jinwoo and Anna won the Grand Prize at the 7th KSME-SEMES Open Innovation Challenge.
November 09, 2022
Congrats!
Jeongrak Lee's Ecotect team recieved the Ministry of Education Award at the U300 startup contest as an product using mycelium-coffee waste composite
November 08, 2022
Congrats!
Jeongrak Lee recieved the Ministry of SMEs and Startups Award at the ClutG-Star (Daegu/Gyeongbuk Entrepreneurship item contest)
October 28, 2022
Congrats!
Jeongrak Lee recieved the Excellence Award at the Joo-Young Chung Entrepreneurship Contest for 'Buoy using eco-friendly composite with 3D coating.'
October 21, 2022
Congrats!
Jeongrak Lee, Seonghyeon Kim and Anna Lee recieved Best Paper Awards at KSPE 2022 (Korean Society for Precision Engineering).
September 5, 2022
Congrats!
Jeongrak Lee recieved the grand prize at the SK hynix Startup Competition for 'Buoy using eco-friendly composite with 3D coating.'
August 28, 2022
Congrats!
Byungho finished 7th in Pohang youngil bay black stone conger eel festival nationwide arm wrestling contest - 75 kg.
July 20, 2022
Congrats!
Byungho recieved Outstanding Presenatation Awards at the PRESM 2022 (Precision Engineering and Sustainable Manufacturing).
March 14-18, 2022
Hyunsu, Seonghyeon, Kanghyun, and Myeongryun will give oral presentations at the APS March meeting
Session F08: Patterns and Flows
Title: Wave Buckling of Thin Plates Under Non-uniform In-plane Loading
Presenter: Hyunsu kwak
Session W25: Rheology, Flow and Instabilities of Soft Materials
Title: Crack patterns on soft substrates containing a wrinkled layer inside
Presenter: Seonghyeon Kim
Session Y08: Chaos and Nonlinear Dynamics II
Title: From Shallow to Deep: Buckling Behavior of Clamped Spherical Caps
Presenter: Kanghyun Ki
Session Y17: Responsive Polymers, Soft Materials, and Hybrids (Focus)
Title: Mechanical behavior of magneto-active elastic shells under an arbitrary magnetic field
Presenter: Myeongryun Seong
Our collaborators Cheongsan and Sanghyup will also give oral presentations:
Session A21: Morphing Matter: From Soft Robotics to 4D Printing I
Title: Multi-morph pneu-net systems with a single input
Presenter: Cheong San Kim (Seoul National University)
D09: Filaments, Jets, and Aerosols
A study on the pulsation reduction effect of a valve composed of elastic bodies
Presenter: SangHyup Lee (Korea University)
July 17, 2021
Hyunjun Park receives Master's Degree
Hyunjun Park graduates XML with a Master's Degree.
January 6, 2021
Welcome to our new members!
Yuseong Song, Byungho Lee, Junsik Kim join XML as graduate students.
August 20, 2020
Congrats!
Kanghyun and Jinwoo recieved Student Speaker Awards at the KSME (Korean Society of Mechanical Engineers) spring meeting 2020 in the division of CAE and Applied Mechanics.
August 7, 2020
Welcome to our new member!
Chaemin Kim joins XML as a graduate student.
January 6, 2020
Welcome to our new members!
Jeongrak Lee, Seonghyeon Kim, Myeongryun Seong and Hyunsu Kwak join XML as graduate students.
September 1, 2019
Welcome to our new member!
Hyunjun Park joins XML as a graduate student.
March 13, 2019
Seminar
Anna Lee gives an invited talk at Mechanical Engineering Seminar.
January 7, 2019
Welcome to our new members!
Jinwoo Lee and Kanghyun Ki join XML as graduate students.
January 1, 2019
Birth of Extreme Mechanics Lab
Anna Lee joins the Department of Mechanical Engineering at POSTECH, as an assistant professor.