Proton imaging of high-energy-density laboratory plasmas

DB Schaeffer, AFA Bott, M Borghesi, KA Flippo… - Reviews of Modern …, 2023 - APS
Proton imaging has become a key diagnostic for measuring electromagnetic fields in high-
energy-density (HED) laboratory plasmas. Compared to other techniques for diagnosing …

[HTML][HTML] Ultrafast proton radiography of the magnetic fields generated by a laser-driven coil current

L Gao, H Ji, G Fiksel, W Fox, M Evans, N Alfonso - Physics of Plasmas, 2016 - pubs.aip.org
Magnetic fields generated by a current flowing through a U-shaped coil connecting two
copper foils were measured using ultrafast proton radiography. Two∼ 1.25 kJ, 1-ns laser …

Saturation of the compression of two interacting magnetized plasma toroids evidenced in the laboratory

A Sladkov, C Fegan, W Yao, AFA Bott, SN Chen… - Nature …, 2024 - nature.com
Interactions between magnetic fields advected by matter play a fundamental role in the
Universe at a diverse range of scales. A crucial role these interactions play is in making …

[HTML][HTML] Extended-magnetohydrodynamics in under-dense plasmas

CA Walsh, JP Chittenden, DW Hill, C Ridgers - Physics of Plasmas, 2020 - pubs.aip.org
Extended-magnetohydrodynamics (MHD) transports magnetic flux and electron energy in
high-energy-density experiments, but individual transport effects remain unobserved …

Magnetic signatures of radiation-driven double ablation fronts

PT Campbell, CA Walsh, BK Russell, JP Chittenden… - Physical Review Letters, 2020 - APS
In experiments performed with the OMEGA EP laser system, magnetic field generation in
double ablation fronts was observed. Proton radiography measured the strength, spatial …

Exploring extreme magnetization phenomena in directly driven imploding cylindrical targets

CA Walsh, R Florido, M Bailly-Grandvaux… - Plasma Physics and …, 2022 - iopscience.iop.org
This paper uses extended-magnetohydrodynamics (MHD) simulations to explore an
extreme magnetized plasma regime realizable by cylindrical implosions on the OMEGA …

Laser-produced magnetic-Rayleigh-Taylor unstable plasma slabs in a 20 T magnetic field

B Khiar, G Revet, A Ciardi, K Burdonov, E Filippov… - Physical Review Letters, 2019 - APS
Magnetized laser-produced plasmas are central to many novel laboratory astrophysics and
inertial confinement fusion studies, as well as in industrial applications. Here we provide the …

[HTML][HTML] Measuring magnetic flux suppression in high-power laser–plasma interactions

PT Campbell, CA Walsh, BK Russell… - Physics of …, 2022 - pubs.aip.org
Biermann battery magnetic field generation driven by high power laser–solid interactions is
explored in experiments performed with the OMEGA EP laser system. Proton deflectometry …

Ultrafast relativistic electron probing of extreme magnetic fields

BK Russell, PT Campbell, Q Qian, JA Cardarelli… - Physics of …, 2023 - pubs.aip.org
We investigate the suitability of using GeV laser wakefield accelerated electron beams to
measure strong, B> 0.1 MT, magnetic fields. This method is explored as an alternative to …

[HTML][HTML] Kinetic simulation of magnetic field generation and collisionless shock formation in expanding laboratory plasmas

W Fox, J Matteucci, C Moissard, DB Schaeffer… - Physics of …, 2018 - pubs.aip.org
Recent laboratory experiments with laser-produced plasmas have observed and studied a
number of fundamental physical processes relevant to magnetized astrophysical plasmas …