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BIOGRAPHY

Luke Chang

For over three decades after Luke received his Ph.D. in chemistry, his professional world has revolved around one of the most critical steps in semiconductor manufacturing: wafer cleaning and surface preparation.

It is the foundation upon which everything else is built. A single angstrom of contamination or a subtle surface defect can doom the most advanced transistor.  

Luke’s journey began on the front lines of equipment innovation. At Tokyo Electron-FSI, Luke immersed himself in the engineering of wet processing systems, learning how chemistry, temperature, and dynamics interact at the nanometer scale. Later, to Seek bridging the gap between process and device, Luke moved to Lam Research. There, his focus expanded into dry cleaning and plasma-based surface interactions. This was where he deepened his understanding of how cleaning technologies must evolve in lockstep with new materials—high-k metals, complex FinFET structures, and the early challenges of 3D architectures. But a tool is only as good as the process it enables. To truly understand the ecosystem, Luke took his knowledge to the world’s leading foundry, TSMC, back home in Taiwan. Working within the advanced R&D and manufacturing teams, developing 10nm, 7nm and 5 nm, Luke gained an invaluable perspective: the fab's point of view. It was here that the theoretical meets the practical, where a cleaning recipe isn't just about performance, but about enabling high-volume manufacturing.

Today, Luke has synthesized these three pivotal perspectives—the toolmaker, the process innovator, and the manufacturer—into his role at SCREEN Semiconductor Solutions. As a Technical Marketing professional, his mission is to translate deep technical challenges into meaningful solutions. He acts as the critical link between the engineering teams developing next-generation single-wafer cleaning technologies and customers who are pushing the boundaries of 2nm, 1.4nm, and beyond.  

In essence, Luke’s career has been a continuous loop of learning and application: from designing the equipment, to developing the processes, to understanding the fab's imperatives, and now, ensuring that the industry's most advanced cleaning solutions address our customers' most critical needs.