Physics principles of inertial confinement fusion and US program overview

OA Hurricane, PK Patel, R Betti, DH Froula… - Reviews of Modern …, 2023 - APS
Inertial confinement fusion (ICF) has existed as a field of study since the 1970s, but the field
was born out of the Cold War. In the decades since the 1960s, pioneering research …

Turbulent mixing and transition criteria of flows induced by hydrodynamic instabilities

Y Zhou, TT Clark, DS Clark, S Gail Glendinning… - Physics of …, 2019 - pubs.aip.org
In diverse areas of science and technology, including inertial confinement fusion (ICF),
astrophysics, geophysics, and engineering processes, turbulent mixing induced by …

[HTML][HTML] A mechanism for reduced compression in indirectly driven layered capsule implosions

BM Haines, JP Sauppe, BJ Albright, WS Daughton… - Physics of …, 2022 - pubs.aip.org
High-yield implosions on the National Ignition Facility rely on maintaining low entropy in the
deuterium–tritium fuel, quantified by its adiabat, in order to efficiently couple energy to the …

[HTML][HTML] Constraining computational modeling of indirect drive double shell capsule implosions using experiments

BM Haines, JP Sauppe, PA Keiter, EN Loomis… - Physics of …, 2021 - pubs.aip.org
Double shell capsule implosions are an alternative approach to achieving alpha heating on
the National Ignition Facility. Current machining techniques construct the outer shell as two …

Big data-aided study of the physical process of Volume ignition

P Liu, Y Zhou, WB Xiong, C Liu, J Liu… - Journal of Physics …, 2022 - iopscience.iop.org
Volume ignition is a method of igniting a fuel as a whole by simultaneously achieving
ignition conditions throughout the fuel zone. The basic criterion for ignition is that the …

Nonlinear models for coupling the effects of stimulated Raman scattering to inertial confinement fusion codes

DJ Stark, L Yin, TB Nguyen, G Chen, L Chacon… - Physics of …, 2023 - pubs.aip.org
Laser plasma instabilities (LPI) reduce driver-target coupling, alter implosion symmetry, and
therefore can fundamentally limit fusion performance in inertial confinement fusion (ICF) …

[HTML][HTML] Mechanisms of shape transfer and preheating in indirect-drive double shell collisions

EN Loomis, HF Robey, BM Haines, T Morrow… - Physics of …, 2022 - pubs.aip.org
Implosions of Hohlraum-driven double shell targets as an alternative inertial confinement
fusion concept are underway at the National Ignition Facility. The double shell system relies …

Coupling multi-fidelity xRAGE with machine learning for graded inner shell design optimization in double shell capsules

NN Vazirani, MJ Grosskopf, DJ Stark, PA Bradley… - Physics of …, 2023 - pubs.aip.org
Bayesian optimization has shown promise for the design optimization of inertial confinement
fusion targets. Specifically, in Vazirani et al.[Phys. Plasmas 28, 122709 (2021)], optimal …

[HTML][HTML] Coupling 1D xRAGE simulations with machine learning for graded inner shell design optimization in double shell capsules

NN Vazirani, MJ Grosskopf, DJ Stark, PA Bradley… - Physics of …, 2021 - pubs.aip.org
Advances in machine learning provide the ability to leverage data from expensive
simulations of high-energy-density experiments to significantly cut down on computational …

[HTML][HTML] Detrimental effects and mitigation of the joint feature in double shell implosion simulations

DJ Stark, JP Sauppe, BM Haines, S Palaniyappan… - Physics of …, 2021 - pubs.aip.org
Double shell capsules provide an attractive option in inertial confinement fusion experiments
due to their potential for achieving a low-convergence, robust burn. However, these designs …