News

2024

11.2024:

  • Dr. Lee made an invited talk in 2024 IEEE Baltimore Technical Colloquium and Professional Development Conference, entitled: “Small but Mighty: Harvesting Vibrational Energy for Self-Sustained Sensing Systems Through Smart Materials and Innovative Designs.”

10.2024:

  • New paper published in IEEE Access: “Reinforcement Learning-Based Delay Line Design for Crosstalk Minimization.”

9.2024:

  • Yashraj Singh Chauhan (MS) and Ben Sellers (PhD) joined EDLab.

8.2024:

  • Two papers presented by Dr. Lee at ASME IDETC 2024 conference (Washington D.C., USA): “Broadband Energy Harvester for Tram Vibration Utilizing a 2-DOF Mass-Spring-Damper System,” and “Design for an Additively Manufactured Hollow Glass Microsphere Lattice Support Structure Using Topology Optimization.” Each of them were first authored by Jude and Hamza. Nice jobs!
  • Prof. Han (Andong National Univ.) presented his collaborative work with Dr. Lee, “Bolt Loosening Detection in Jointed Plates via Simulation-Based Convolutional Neural Networks with Piezoelectric Sensing” at 26th International Congress of Theoretical and Applied Mechanics (ICTAM), Dageu, South Korea, Aug. 2024.

6.2024: 

  • Hamza successfully done with his M.S. final defense! Thesis title: Broadband Energy Harvester for Varied Tram Vibration Frequency Using 2-DOF Mass-Spring-Damper System
  • Dr. Lee was awarded UMBC Strategic Awards for Research Transitions grant (START, FY25) for the project entitled: “Stretchable Electronics Design Strategy for Mechanical and Electrical Performance Enhancement.”

5.2024:

  • Dr. Lee was awarded ONR Summer Faculty Research program (2024) and continued working at NSWC Carderock Division (Bethesda, MD).
  • New paper published in Applied Mathematics and Computation: “A system-level interface sampling and reduction method for component mode synthesis with varying parameters.”

4.2024:

  • Dr. Lee selected as a UMBC Career Connector! He is one of the 156 faculty (out of 1200 faculty university-wide) and staff recognized by students for providing guidance, mentorship, and unwavering support- making a positive impact on their lives.

2.2024:

  • Dr. Lee had an invited talks in US Naval Academy to present his recent research activities on “Design Automation of Smart Material and Structure Systems Using Machine Learning Technique.”

2023

12.2023:

  • New paper accepted in Smart Structures and Systems: “Broadband Energy Harvester for Varied Tram Vibration Frequency Using 2-DOF Mass-Spring-Damper System.”
  • Chris successfully done with his Ph.D. proposal defense! Thesis title: Electrical and Mechanical Performance Optimization for Inductive Wireless Power Transferring Stretchable Electronics using Genetic Algorithm

11.2023:

  • Jude successfully done with his M.S. final defense! Thesis title: Neural network-based surrogate modeling for post-processing of topology optimized structures

08.2023:

  • Two papers presented at ASME IDETC 2023 conference (Boston, USA): “Selective Amplification and Suppression of Strain in a Multi-Axis Force Sensor Using Topology Optimization,” presented by Jude Persia; “Experimental Study on Frequency Up Conversion Utilizing a Pendulum Mechanism for Energy Harvesting,” presented by Dr. Lee
  • Prof. Han (Andong National Univ.) presented “Simulation-Based Deep Learning Technique for Bolt Loosening Diagnosis in Bolt Jointed Plates Using PZT Sensors” at 2023 World Congress on Advances in Structural Engineering and Mechanics, Seoul, Korea, Aug. 2023

07.2023:

  • Dr. Lee had several invited talks in South Korea: Sungkyunkwan Univ., Korea Institute of Machinery & Materials, Mokpo National Univ. (photo), and Seoul National Univ., to present his recent research activities on “Toward Design Automation of Smart Material and Structure Systems Using Machine Learning Technique.”
  • Dr. Lee was awarded ONR STTR Phase I grant for the project (coPI) entitled: “Lightweight Mirrors for Microsatellites and Small Satellites,” collaborating with 3DFlexible Inc.

1.2023:

  • Dr. Lee was awarded ONR Sabbatical Leave program (CY2023) and started working at NSWC Carderock Division (Bethesda, MD).
  • New paper published in Mathematics: “Prognostics and Health Management of the Robotic Servo-Motor under Variable Operating Conditions”
  • EDLab hosts two new visiting scholars – Drs. Kyuho Sim (SeoulTech) and Daeil Kwon (Sungkyunkwan Univ.). Welcome!
  • Weijie received a job offer from BYD. Big congratulations!

2022

12.2022:

  • Dr. Lee was awarded NSF STTR Phase I grant for the project entitled: “STTR Phase I: Enhancing wind-energy industry competitiveness using self-powered blade monitoring sensors”. See details here.

10.2022:

  • New paper published in Bioengineering: “Smart Flexible 3D sensor for monitoring orthodontics forces: Prototype Design and Proof of Principle experiment.”
  • Weijie is married. Big congratulations!
  • Dr. Lee hosted visit from Agency for Defense Development (S. Korea) and introduced his work.

08.2022:

  • Dr. Myung Kyun Sung received a job offer from X-Wave Innovations, Inc. Big congratulations!
  • Hamza Umar joined EDLab.

07.2022:

  • Weijie successfully done with his M.S. final defense! Thesis title: Frequency-Up Conversion Mechanism for Vibrational Energy Harvesting in Low-Speed Rotary Structures – A Comparison Study
  • Dr. Jung (KAERI) presented at AAiCON 2022 conference (Hybrid): “Delay Line Circuit Design Optimization for Crosstalk Minimization using Reinforcement Learning.”
  • Younggeun Park joined EDLab from Dongguk Univ. (South Korea) as an exchange student.

05.2022:

  • New papers published in Journal of Mechanical Science and Technology: “Robust Topology Optimization of a Flexural Structure Considering Multi-Stress Performance for Force Sensing and Structural Safety.”
  • Chris has a new baby and becomes a daddy!

04.2022:

  • Myung Kyun successfully done with his Ph.D. final defense! Thesis title: Design methodology for multifunctional stress/strain performances of multi-loading sensors using topology optimization

01.2022:

  • EDLab hosts a new visiting scholar – Dr. Jeong Sam Han (Andong Nat’l Univ). Welcome!

2021

10.2021:

  • Hyewon received the best poster award PHM Asia Pacific 2021 Conference. Congrats!.
  • New papers accepted in Structural and Multidisciplinary Optimization: “Robust Topology Optimization of a Flexural Structure Considering Multi-Stress Performance for Force Sensing and Structural Safety.”

09.2021:

  • Seunghee Cheon and Hyewon Lee joined EDLab from Dongguk Univ. (South Korea) as exchange students.

08.2021:

  • UMBC and Dongguk Univ. (South Korea) signed the memorandum of understanding (MOU) on providing research & development cooperation, under the program entitled “Advanced materials & parts based smart factory fostering global talents for innovative growth” supported by South Korean Ministry of Trade, Industry and Energy.
  • New papers published in Electronics: “Design Scalability Study of the Γ-Shaped Piezoelectric Harvester Based on Generalized Classical Ritz Method and Optimization.”

06.2021:

  • Tom successfully done with his M.S. final defense! Thesis title: Design Optimization of a Wind Tunnel Force Balance Using Stepwise Response Surface Method

01.2021:

  • Dr. Lee was awarded Maryland Industrial Partnerships (MIPS) grant (Phase 1) for the project entitled: “Sustainable Wind Turbine Blade Monitoring Solution”. See details here.

2020

12.2020:

  • Myung Kyun presented at AIAA Scitech 2021 (Virtual): “Design of a Wind Tunnel Balance using Topology Optimization Considering Multifunctional Stress Performance.” (First author: M. Sung)
  • Dr. Lee presented at UKC 2020 conference (Virtual): “Nonlinear Dynamics of a Disk-swing Driven Piezoelectric Energy Harvester for Powering Wind Turbine Blade Sensor.”
  • Dr. Lee was invited to Dongguk University (host: Dr. Heung Soo Kim) to give a seminar (virtual) on “Piezoelectric Energy Harvester and Sensor Network Design using Advanced Optimization Methodologies.”

11.2020:

  • New papers published in ASME/IEEE Transactions on Mechatronics: “Structural Failure Detection Using Wireless Transmission Rate from Piezoelectric Energy Harvesters.”
  • Myung Kyun presented at ASME IMECE 2020 (Virtual): “Design of Wind Tunnel Balance Structure Using Robust Topology Optimization Using Multiple Stress Constraints.” (First author: M. Sung)

10.2020:

  • EDLab group received 2019 best paper award from the Journal of Mechanical Science and Technology!  Title: Piezoelectric energy harvester utilizing mandibular deformation to power implantable biosystems: A feasibility study

09.2020:

  • Chris presented at ASME SMASIS 2020 (Virtual): “Optimized Wireless Power Transfer.” (First author: C. Mullen)
  • Dr. Sinwoo Jeong received a job offer from Agency for Defense Development (ADD), South Korea. Big congratulations!

08.2020:

  • Tom Chaisson joined EDLab.

06.2020:

  • Dr. Lee was awarded ICTR/CTSA ATIP grant (Project title: Force sensing clear aligner for real-time orthodontic force monitoring; Co-PI: Dr. Jose Bosio, School of Dentistry, UMB). See details.

05.2020:

  • Saman successfully done with his Ph.D. final defense! Thesis title: Modeling and analysis of a vibration energy harvester utilizing frequency up-conversion for low and varied speed of rotary structures
  • Saman received a job offer from Dynamic Dimension Technologies. Big congratulations!
  • New papers published in ASME Journal of Nonlinear Computational and Dynamics: “Nonlinear Dynamics of a Rotary Energy Harvester with a Double Frequency Up-Conversion Mechanism.”

03.2020:

  • EDLab hosts several visiting scholars – Drs. Kyung Ho Moon (Korea Railroad Research Institute); Young Do Choi (Mokpo Univ); Sinwoo Jeong (Hanyang Univ.). Welcome!

02.2020:

  • Dr. Lee’s research featured in UMBC News.

2019

12.2019:

  • New papers published in Electronics: “Power Supply Switch Circuit for Intermittent Energy Harvesting.”

09.2019:

  • Dr. Lee won “Up and Coming UMBC Inventor” award on recent harvester development (activecharge.us), recognized at this year’s UMBC Inventors Luncheon sponsors by the Office of the Vice President for Research, Office of Technology Development (OTD), Office of Institutional Advancement (OIA), and bwtech@UMBC. We appreciate your acknowledgement on our research!

08.2019:

  • Weijie Xian joined EDLab.
  • Dr. Lee presented at ASME IDETC 2019 (Anaheim, CA): 1. “Exploiting Multi-modal Sensing for Increased Detection Fidelity of Pipeline Leakage.” (First author: A. Lanjile); 2. “Mathematical Modeling of A two degree of freedom Vibration energy harvester for low speed rotary structure application.” (First author: S. Nezami)

07.2019:

  • Dr. Lee was promoted as associate professor with tenure.
  • New papers published in Mechanical Systems and Signal Processing: “Design of Structural Monitoring Sensor Network Using Surrogate Modeling of Stochastic Sensor Signal.”
  • Dr. Lee was invited to talk at Intelligent Automation, Inc. (Rockville, MD) and discuss research collaboration.

06.2019:

  • Dr. Lee hosted his fifth SEA summer camp with a new title “The Science of Environmental Energy”. Click “Outreach” menu to see details.
  • Amin received a job offer from HARP Engineering. Big congratulations!
  • Dr. Lee was invited as guest editor for a special issue on Energy Harvesting, Journal of electronics.
  • Dr. Lee was awarded TEDCO MII grant (Phase 3) for university startup. See details at: activecharge.us
  • A new text “Optimization Concepts and Applications in Engineering” published that Dr. Lee endorsed.

05.2019:

  • Saman received Outstanding Senator Award for his service to GSA and the Graduate Senate. Congrats!

04.2019:

04.2019:

  • New papers accepted in: Smart Materials and Structures: “Design of a disk-swing driven piezoelectric energy harvester for slow rotary system application.”
  • New papers accepted in: Journal of Mechanical Science and Technology: “Piezoelectric energy harvester utilizing mandibular deformation to power implantable biosystems: a feasibility study.”

02.2019:

  • Dr. Lee received research funding from NASA on topology optimization study for a wind tunnel sensor development

01.2019:

  • Saman successfully done with his Ph.D. proposal defense! Thesis title: Design of Vibration Energy Harvesters for improved Power Generation and Structural Performance
  • New papers accepted in: Engineering Optimization: “Adaptive improved response surface method for reliability-based design optimization.”
  • Dr. Lee awarded Technology Catalyst Fund (TCF) for development of dental sensor.