Training Workers to Make the Next Generation of Computer Chips

Princeton Engineering
Princeton EngineeringMar 20, 2026

Why It Matters

The VR digital‑twin training dramatically lowers entry barriers for semiconductor technicians, strengthening the talent pool needed to sustain advanced chip production.

Key Takeaways

  • Princeton and Mercer County create VR chip‑making training simulator.
  • Digital twin lets students practice wafer packaging without costly equipment.
  • AI‑driven modules provide real‑time explanations and error feedback.
  • Project expands to biology simulations and nationwide workforce workshops.
  • Virtual training reduces travel, risk, and accelerates skilled technician pipeline.

Summary

The video spotlights a partnership between Princeton University’s Materials Institute and Mercer County Community College to build a virtual‑reality digital twin of a semiconductor packaging lab. The immersive simulator replicates the wafer lamination machine and other advanced equipment, allowing students to train remotely with a headset and controllers.

Students Ruben Malara and Abu Bakr Akmadi developed the digital twin, integrating AI‑powered training modules that explain processes and flag mistakes in real time. The virtual exercises are linked to a physical testing board built by fellow student Peter, enabling a hybrid workflow where virtual chip designs are validated on real hardware for defect detection.

The initiative showcases cross‑disciplinary expansion, with the biology department already creating an anatomy simulation, and plans to host nationwide workshops for future digital‑twin operators. By replacing costly textbooks, videos, and on‑site machine time, the program promises faster, safer skill acquisition for the high‑tech workforce.

If scaled, this approach could alleviate the semiconductor talent bottleneck, cut training expenses, and accelerate the pipeline of qualified technicians essential for maintaining the United States’ chip‑manufacturing competitiveness.

Original Description

Thanks to a collaboration between Princeton and Mercer County Community College, we can train more workers in the techniques needed to make the next generation of computer chips.
Students at MCCC teamed up with Bert Harrop of the Princeton Materials Institute and developed a digital simulation of the chipmaking facility that Harrop leads at PMI’s Advanced Micro Assembly and Packaging Lab.
This “digital twin” simulates the state-of-the-art equipment at PMI and is a cost-effective way for technicians to build their skills. “It’s affordable. You don’t need to go into an expensive machine until you really need to,” said Prof. Shianling Wu, the students’ advisor at MCCC.

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