Reliability for Thermal Interface Materials

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#Reliability #Failure Modes #Testing #Electronics #Photonics #SiPho #TIM

(34:07 +Q&A) Dr. Amy Marconnet, Professor of Mechanical Engineering, Purdue University
From the 2024 IEEE Symposium on Reliability for Electronics and Photonics Packaging
Summary:  Thermal interface materials (TIMs) are critical components in electronic packaging. Thermal greases are paste-like materials with high conductivity filler particles added to a polymer matrix to yield a high conductivity spreadable material. Throughout the operation of the electronic device, thermomechanical stresses lead to failure of thermal greases. In this work, we develop new metrology techniques to understand the performance and failure modes for thermal greases throughout their lifetime. Ultimately, understanding the failure modes provides insight into the optimal properties of thermal greases and other methods to mitigate failure.

Dr. Amy Marconnet is a Professor of Mechanical Engineering, Professor of Materials Engineering (by Courtesy), and a Perry Academic Excellence Scholar at Purdue University. She received her B.S. from University of Wisconsin – Madison and her M.S. and Ph.D. from Stanford University. Dr. Marconnet's research intersects heat transfer, energy conversion, and materials science to enable advances in technologies where energy conversion and thermal transport are key factors in performance. Cross-cutting all research directions, her lab designs, develops, and validates novel experimental metrology tools for characterizing multi-functional properties of materials across length and temperature scales.

For additional talks from this REPP, or earlier ones, please visit https://attend.ieee.org/repp 

(34:07 +Q&A) Dr. Amy Marconnet, Professor of Mechanical Engineering, Purdue University
From the 2024 IEEE Symposium on Reliability for Electronics and Photonics Packaging

Summary:  Thermal interface materials (TIMs) are critical components in electronic packaging. Thermal greases are paste-like materials with high conductivity filler particles added to a polymer matrix to yield a high conductivity spreadable material. Throughout the operation of the electronic device, thermomechanical stresses lead to failure of thermal greases. In this work, we develop new metrology techniques to understand the performance and failure modes for thermal greases throughout their lifetime. Ultimately, understanding the failure modes provides insight into the optimal properties of thermal greases and other methods to mitigate failure.
Dr. Amy Marconnet is a Professor of Mechanical Engineering, Professor of Materials Engineering (by Courtesy), and a Perry Academic Excellence Scholar at Purdue University. She received her B.S. from University of Wisconsin – Madison and her M.S. and Ph.D. from Stanford University. Dr. Marconnet's research intersects heat transfer, energy conversion, and materials science to enable advances in technologies where energy conversion and thermal transport are key factors in performance. Cross-cutting all research directions, her lab designs, develops, and validates novel experimental metrology tools for characterizing multi-functional properties of materials across length and temperature scales.

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