Recent progress in quantifying hydrodynamics instabilities and turbulence in inertial confinement fusion and high-energy-density experiments

A Casner - … Transactions of the Royal Society A, 2021 - royalsocietypublishing.org
Since the seminal paper of Nuckolls triggering the quest of inertial confinement fusion (ICF)
with lasers, hydrodynamic instabilities have been recognized as one of the principal hurdles …

[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 …

3D simulations capture the persistent low-mode asymmetries evident in laser-direct-drive implosions on OMEGA

A Colaïtis, DP Turnbull, IV Igumenschev, D Edgell… - Physical review …, 2022 - APS
Spherical implosions in inertial confinement fusion are inherently sensitive to perturbations
that may arise from experimental constraints and errors. Control and mitigation of low-mode …

[HTML][HTML] Mitigation of mode-one asymmetry in laser-direct-drive inertial confinement fusion implosions

OM Mannion, IV Igumenshchev, KS Anderson… - Physics of …, 2021 - pubs.aip.org
Nonuniformities present in the laser illumination and target in laser-driven inertial
confinement fusion experiments lead to an asymmetric compression of the target, resulting …

Correlations between asymmetric compression, burn amplification, and hot-spot velocities in inertial confinement fusion implosions

RC Nora, N Birge, D Casey, C Danly, EL Dewald… - Physics of …, 2023 - pubs.aip.org
This manuscript examines the correlations between the hot-spot velocity (an observable
signature of residual kinetic energy), low-mode implosion asymmetries, and burn …

Coupling laser physics to radiation-hydrodynamics

BM Haines, DE Keller, JA Marozas, PW McKenty… - Computers & …, 2020 - Elsevier
In order to accurately model implosion hydrodynamics in a radiation-hydrodynamics code, it
is essential to include accurate accounting for energy deposition physics. In inertial …

Causes of fuel–ablator mix inferred from modeling of monochromatic time-gated radiography of OMEGA cryogenic implosions

TJB Collins, C Stoeckl, R Epstein, WA Bittle… - Physics of …, 2022 - pubs.aip.org
Here, we present evidence, in the context of OMEGA cryogenic target implosions, that laser
imprint, known to be capable of degrading laser-direct-drive target performance, plays a …

[HTML][HTML] The rate of development of atomic mixing and temperature equilibration in inertial confinement fusion implosions

BM Haines, RC Shah, JM Smidt, BJ Albright… - Physics of …, 2020 - pubs.aip.org
The MARBLE project is a novel inertial confinement fusion platform for studying the
development of atomic mixing and temperature equilibration in inertial confinement fusion …

Nonlinear ablative Rayleigh-Taylor instability: Increased growth due to self-generated magnetic fields

CA Walsh, DS Clark - Physical Review E, 2023 - APS
The growth rate of the nonlinear ablative Rayleigh-Taylor (RT) instability is enhanced by
magnetic fields self-generated by the Biermann battery mechanism; a scaling for this effect …

[HTML][HTML] Knock-on deuteron imaging for diagnosing the morphology of an ICF implosion at OMEGA

JH Kunimune, HG Rinderknecht, PJ Adrian… - Physics of …, 2022 - pubs.aip.org
Knock-on deuteron imaging is a new diagnostic technique that is being implemented at the
OMEGA laser facility to diagnose the morphology of an inertial confinement fusion (ICF) …