Systems and methods for additively manufactured targets for inertial confinement fusion

WO2026128817A1PCT designated stage Publication Date: 2026-06-18LAWRENCE LIVERMORE NAT SECURITY LLC
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
LAWRENCE LIVERMORE NAT SECURITY LLC
Filing Date
2025-12-12
Publication Date
2026-06-18

AI Technical Summary

Technical Problem

Current target designs for fusion ignition require complex processes to form a deuterium-tritium ice layer, which are time-consuming and limit the exploration of more complex phenomena, and additive manufacturing techniques face challenges in achieving structural integrity during fuel filling and use.

Method used

Additively manufactured target capsules with a solid shell and engineered inner foam layer, featuring varying densities and integrated features like tubular neck portions, enable faster fabrication and structural stability, allowing for unitary structures with engineered surfaces.

Benefits of technology

Facilitates faster target fabrication, enhances structural integrity, and supports complex laser-target interactions, enabling mass production for inertial confinement fusion and other high-energy density experiments.

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Abstract

The present disclosure relates to a target capsule apparatus for holding a fuel. In some embodiments the target capsule may be used to hold a fuel used in an inertial confinement fusion power plant. In one embodiment the apparatus may have an additively manufactured outer shell having an inner surface, and an interior area of the outer shell forms a volume adapted to contain the fuel. The inner surface may have a varying density which changes in a radially inward direction towards an axial center of the outer shell.
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