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Research Overviews
Our primary research interests lie in the design and engineering of three-dimensional(3D) micro/nano-structures based on smart mechanical materials, with a particular emphasis on their applications to the functional devices such as flexible sensors, electro-mechanical energy harvesters, and advanced monitoring systems. Our work is characterized by the three following research areas:
(ⅰ) Three-dimensional Structural Optimization Based on Functional Materials
(ⅱ) Electromechanical Devices
(ⅲ) Advanced and Multi-monitoring Systems
In pursuit of these goals, we employ various smart mechanical materials, including thermally expandable microsphere, shape memory polymer, carbon nanotube, to design easily deformable micro/nano-structures. Our state-of-the-art methods enable high-throughput manufacturing, essential for scaling our innovations from the lab to real-world applications.
(1) Three-dimensional Structural Optimization Based on Functional Materials
We advance three-dimensional structural optimization by developing 3D microstructures, hierarchical structures, and metamaterials using functional and smart mechanical materials. Our research enhances mechanical properties, tunable deformation, and multifunctionality for applications in functional devices, mobility, and biomedical engineering applications. Through multi-scale modeling, experimental validation, and image analysis, we optimize structural performance and adaptability. We further integrate these innovations into manufacturing, energy harvesting, and sensing technologies, ensuring industrial applicability. By combining optimization and advanced fabrication techniques, our approach unlocks new possibilities for intelligent, high-performance, and sustainable engineering solutions.
(2-1) Functional Sensing Devices
We are at the forefront of designing functional devices for diverse industries by optimizing micro/nano structures and using smart mechanical materials to improve sensitivity, detection range, and limit of detection. First, our integration of wearable and bio-medical sensors applies to health monitoring in challenging environments, such as maritime operations, to ensure worker safety with precision. Secondly, by introducing new methods (e.g., 4-dimensional programmable materials, electrical impedance tomography), we are pioneering the development of new sensing technologies for structural safety monitoring, proposing sensors with tunable sensing performance that adapt to their various environment. Finally, integration with deep learning or wireless communication systems expands our devices' applicability, enabling them to learn and improve from data. Our functional sensing devices seamlessly transmit real-time data, offering versatility across various settings from healthcare to structural monitoring. This comprehensive approach revolutionizes industries and improves lives globally by creating smarter, more intuitive, and adaptable devices.
(2-2) Electro-Mechanical Energy Harvesters
Our research is focused on harvesting energy from diverse environmental sources, employing high-performance materials and innovative device architectures to create energy harvesters with superior efficiency and durability. We are expanding the scope by utilizing a variety of materials and capturing energy from mechanical motion, rotation, and even the movement of water droplet. Specifically, our technologies are being tailored for marine environments, offering solutions for smart buoys and aquaculture farms. By leveraging the kinetic energy from various movements in the sea, such as waves and currents, our devices are designed to address numerous challenges faced at sea, enhancing sustainability and operational efficiency in marine applications.
(3) Advanced and Multi-monitoring Systems
Our dedication to advancing monitoring technologies drives us to develop highly adaptable multi-monitoring systems that integrate customizable micro/nano-structures with cutting-edge sensing materials. These advanced systems enhance precision, reliability, and efficiency across various applications, including environmental monitoring and structural health assessment. By leveraging multifunctional sensors and real-time data acquisition, our approach enables early detection of critical changes, improving safety and decision-making in complex environments. This innovation not only enhances monitoring capabilities but also contributes to the development of smarter, more efficient systems, reinforcing our commitment to a technologically advanced and data-driven future.
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