National Lab Discovery Series: LLNL's Massively Parallel Two-Photon Lithography using Metaoptics

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Originally held on February 24, 2026 – Hosted by Lawrence Livermore National Laboratory and the U.S. Department of Energy

About the Webinar

This National Lab Discovery Series webinar highlighted a breakthrough from Lawrence Livermore National Laboratory in metalens-based two-photon lithography (TPL). This next-generation additive manufacturing platform enables massively parallel fabrication of complex, multi-scale 3D microstructures using more than 120,000 individually addressable focal spots.

By dramatically increasing throughput while maintaining high precision, this innovation opens new possibilities for microelectronics, quantum devices, fusion energy systems, and other advanced technology applications.

Key Topics Covered

  • How LLNL’s metalens TPL system overcomes traditional speed and scale limitations in 3D nanofabrication
  • Use of spatially adaptive metalens arrays to enable massive parallelization while preserving geometric flexibility
  • Applications across LLNL mission areas, including inertial fusion energy and quantum computing
  • Opportunities to evaluate, license, and co-develop the technology
  • Live Q&A with the LLNL research team

Featured Speakers

Xiaoxing Xia, Staff Scientist, Lawrence Livermore National Laboratory,

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