Thermo-mechanical reliability of glass substrate and Through Glass Vias (TGV): A comprehensive review

Y Lai, K Pan, S Park - Microelectronics Reliability, 2024 - Elsevier
The evolution of electronic packaging technology towards the adoption of glass substrates
marks a significant advancement in overcoming the constraints posed by traditional organic …

Reflow recipe establishment based on CFD-Informed machine learning model

Y Lai, JH Ha, KA Deo, J Yang, P Yin… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article proposes a computational fluid dynamics (CFD)-based machine learning (ML)
model to set the temperature of a convection reflow oven and control conveyor speed. Due …

Bond-line Thickness Prediction for Thermal Interface Material under Usage Conditions

Y Lai, X Jiefeng, J Ha, KA Deo… - 2024 IEEE 74th …, 2024 - ieeexplore.ieee.org
The escalating demand for high-performance computing is driving the expansion of high-
end packages, leading to increased power requirements. Efficient heat dissipation is crucial …

Influence of stiffener design on co-packaged optics (CPO) 2.5 D heterogeneous packages

KA Deo, Y Lai, J Yang, JH Ha… - 2024 IEEE 74th Electronic …, 2024 - ieeexplore.ieee.org
The growth in 5G, AI, HPC and IoT have been in the rise in the past few years. This
exponential growth has led to research and development of co-packaged optics (CPO) …

Influence of copper pad dimension on thermal fatigue life performance of BGA Packages

KA Deo, S Park, RN Kono - IEEE Transactions on Components …, 2023 - ieeexplore.ieee.org
As electronic packages continue to get smaller, designing reliable solder joints is becoming
an increasingly important part of the design process. The shape and height of the solder …

High-Temperature Constitutive Behavior of Electroplated Copper TGV through Numerical Simulation

K Pan, J Yang, Y Lai, S Park, C Okoro… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
A reliable constitutive model for copper is important for simulating the thermomechanical
behavior of copper through glass via (TGV) in the glass interposer. This study presents a …

A Comprehensive Study on Characterization of Residual Stress of Build-Up Layer and Prediction of Chip Warpage

C Cai, H Wang, J Yang, P Yin… - Journal of …, 2024 - asmedigitalcollection.asme.org
Better understanding and control of residual stress in the chip build-up layer are becoming
more and more important for the assembly process. To estimate the chip warpage and …

Design Guidelines for 2.5 D Packages Featuring Organic Interposer with Bridges Embedded

Y Lai, A Takahashi, S Park - IEEE Transactions on Components …, 2024 - ieeexplore.ieee.org
The rapid advancement of artificial intelligence (AI) has propelled the demand for high-
performance computing (HPC) systems capable of handling vast amounts of data. This …

Machine Learning Enhanced Reflow Profiling Approach

Y Lai - 2024 - search.proquest.com
Reflow soldering is a technique that temporarily applies solder paste to contact pads of
numerous surface mount components Reflow profiling is an optimization process to …

Reflow Oven Zone Temperature Advisor using the AI-Driven Smart Recipe Generator

Y Lai, P Yin, J Yang, J Ha, KA Deo… - 2023 IEEE 73rd …, 2023 - ieeexplore.ieee.org
This study introduces a novel method for expeditiously configuring the heating zone
temperatures and conveyor speed of a reflow oven, particularly for thick PCBs with bulky …