Collaboration result published in Nuclear Fusion journal. | Laser produced high Field sciences (LF) Group

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2024.8.6

Collaboration result published in Nuclear Fusion journal.

The manuscript “Formation of High Areal Density Core using an Efficient and Robust Implosion method for Fast Ignition” by Prof. Nagatomo and our team member explores an innovative approach to nuclear fusion energy. The study introduces a new fuel compression method called modified homogenous isentropic compression (M-HIC), designed to optimize the conditions for fast ignition fusion. By using precisely controlled step-pulse lasers, the researchers aim to compress fuel more efficiently, achieving the necessary conditions for ignition while minimizing entropy increases.
A notable feature of this approach is the “power dip” technique, which temporarily reduces the laser power before the final compression stage. This helps lower electron and ion temperatures near critical density, potentially reducing adverse effects from laser-plasma interactions.