Enhancing Heat Dissipation in Mobility Technologies
As electric vehicles and other advanced mobility technologies continue to evolve, one of the biggest challenges remains efficient heat dissipation. Youngsup Song, Ph.D., a researcher in the Department of Mechanical and Aerospace Engineering at the University of Florida, is working on innovative thermal interface materials to address this issue. His research focuses on developing moisture-resistant oxide thermal-dissipating fillers with nitride-based ceramic-level high thermal conductivity, offering a promising solution for next-generation mobility applications.
Improving Heat Transfer Efficiency
Song’s work centers on improving heat transfer at the interface between different materials in electronic and mechanical systems.
“Our research focuses on developing advanced thermal interface materials that enhance heat transfer at the interface between two different materials,” Song said. “These materials help dissipate heat more effectively in devices used for transportation, such as electric cars.”
A key aspect of his research involves the development of new fillers—tiny particles that can be mixed into other materials to improve their thermal properties. Unlike existing materials, Song’s oxide fillers aim to achieve thermal conductivity levels comparable to nitride-based ceramics, which are known for their superior heat conduction. Additionally, these materials are designed to be moisture-resistant, enhancing their durability in various environmental conditions.
Overcoming Key Challenges in Material Development
Designing materials with high thermal conductivity for mobility applications presents several challenges. Song identified three primary obstacles:
- Achieving high levels of thermal conductivity without compromising other essential properties, such as electrical insulation.
- Ensuring long-term stability and resistance to temperature fluctuations and moisture exposure.
- Balancing cost and performance to make the materials viable for widespread industry adoption.
By addressing these challenges, Song and his team are pushing the boundaries of thermal management technology and its practical applications in the mobility sector.
Innovations in Thermal-Dissipating Solutions
Song’s research represents a significant improvement over existing thermal-dissipating solutions, which typically rely on aluminum oxide (Al₂O₃) and silicon dioxide (SiO₂). While these materials have been widely used, they do not offer the same level of thermal conductivity as nitride-based ceramics.
“Our materials aim to surpass the thermal conductivity levels of existing solutions,” Song said. “By integrating moisture-resistant properties, we are improving the durability and reliability of these materials in demanding environments.”
These advancements have the potential to revolutionize cooling systems for electric vehicles, power electronics, and other high-heat-generating components, ultimately leading to improved performance, longevity, and safety.
Driving the Future of Electric Mobility
The motivation behind Song’s research stems from his collaborations with colleagues at the Korea Institute of Materials Science. Recognizing the growing need for efficient thermal management in electric mobility, he saw an opportunity to develop innovative solutions through interdisciplinary cooperation.
“The most exciting aspect is the potential to significantly enhance the performance and durability of electric vehicles,” Song said. “By improving cooling efficiency, we can contribute to a more sustainable and energy-efficient future.”
Next Steps and Future Applications
Looking ahead, Song and his team plan to further optimize the material properties and scale up production for real-world testing. Potential applications include:
- Electric vehicle battery cooling systems
- Power electronics in transportation and industrial sectors
- Advanced computing and telecommunications equipment
The research highlights the importance of collaboration across materials science, thermal engineering, and manufacturing optimization. By integrating expertise from different fields, Song’s team is tackling the complex challenge of thermal management in modern technology.
Commitment to Sustainability and Innovation
Beyond performance enhancements, Song emphasizes the environmental sustainability of his research. His team is dedicated to developing high-performing materials that are not only effective but also environmentally friendly.
“Our goal is to create solutions that are both technologically advanced and sustainable,” he said. “This research has the potential to make a lasting impact on the future of mobility and energy efficiency.”
As the global demand for electric vehicles and high-performance electronics continues to grow, Song’s work represents a critical step toward more efficient and reliable thermal management solutions. His research not only supports the advancement of next-generation mobility but also contributes to broader efforts in sustainability and technological innovation.
Story & Editing by: Vera Pappaterra Genao
Marketing & Communications Student Assistant
Design & Editing by: Christi Swiers
Marketing & Communications Specialist
UF Mechanical & Aerospace Engineering
February 10, 2025