Category: Deep Dives
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Six Revealing Shifts Keeping 28nm Alive
The 28nm process node is not just old, it is an inflection point in the industry’s history: the node where cost-per-transistor scaling stalled, where planar transistors ended their mainstream run,…
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The ‘Old’ Chip Crisis: Why 28 nm Still Rules the World
Despite all the attention on 3nm AI chips, 28nm remains the industry’s most important node — powering cars, medical devices, and defense systems. A TSMC 28nm wafer costs $3,000 vs…
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Stress and Strain Engineering in Thin Films: What Every Process Engineer Should Know
Residual stress can crack wafers and shift transistor performance. Here is how to diagnose it, decouple thermal from intrinsic components, and manage strain at the atomic level.
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The Silicon Ceiling: Why ‘Change’ Is No Longer Optional
The $590 million 3nm chip design cost and $19,500 wafer price signal the end of transistor scaling. The semiconductor industry must embrace chiplets, advance…