107 citations · 480 across the 14 of their papers we have counts for
14 papers
Laser Driven Nuclear physics at ELINP
F. Negoita, M. Roth, P. G. Thirolf +53
High power lasers have proven being capable to produce high energy gamma rays, charged particles and neutrons to induce all kinds of nuclear reactions. At ELI, the studies with hig…
On-Shot Characterization of Single Plasma Mirror Temporal Contrast Improvement
Lieselotte Obst, Josefine Metzkes-Ng, Stefan Bock +12
We report on the setup and commissioning of a compact recollimating single plasma mirror for temporal contrast enhancement at the Draco 150 TW laser during laser-proton acceleratio…
Relativistic laser driven electron accelerator using micro-channel plasma targets
Joseph Snyder, Liangliang Ji, Kevin M. George +11
We present an experimental demonstration of the efficient acceleration of electrons beyond 60 MeV using micro-channel plasma targets. We employed a high-contrast, 2.5 J, 32 fs shor…
Study of accelerated ion energy and spatial distribution with variable thickness liquid crystal targets
P. L. Poole, C. Willis, C. D. Andereck +2
We report on laser-based ion acceleration using freely suspended liquid crystal film targets, formed with thicknesses varying from 100 to 2 for this experiment. Optimizat…
Direct Testing against Experiment of a Fundamental Ultrashort Pulse Laser Damage Simulation Technique with Utility for the Modeling of Nanostructure Formation
A. M. Russell, K. R. P. Kafka, D. W. Schumacher +1
We have developed the first laser damage simulation algorithm capable of determining crater and surface modification morphology from microscopic physics. Rapid progress in the fiel…
Extending the Nanbu Collision Algorithm to Non-Spitzer Systems and Application to Laser Heating and Damage
Alex M. Russell, Douglass W. Schumacher
We have generalized the Nanbu collision algorithm to accommodate arbitrary collision rates, enabling accurate kinetic modeling of short range particle interactions in non-Spitzer s…
Microengineering laser plasma interactions at relativistic intensities
S. Jiang, L. L. Ji, H. Audesirk +8
We report on the first successful proof-of-principle experiment to manipulate laser-matter interactions on the microscale using highly ordered Si microwire arrays. The interaction…
In-situ, variable thickness, liquid crystal film target inserter for moderate repetition rate intense laser applications
P. L. Poole, C. Willis, G. E. Cochran +3
Liquid crystal films have recently been demonstrated as variable thickness, planar targets for ultra-intense laser matter experiments and applications such as ion acceleration. By…
Modeling crater formation in femtosecond-pulse laser damage from basic principles
Robert A. Mitchell, Douglass W. Schumacher, Enam A. Chowdhury
We present the first fundamental simulation method for the determination of crater morphology due to femtosecond-pulse laser damage. To this end we have adapted the particle-in-cel…
Temporal resolution criterion for correctly simulating relativistic electron motion in a high-intensity laser field
Alexey V. Arefiev, Ginevra E. Cochran, Douglass W. Schumacher +2
Particle-in-cell codes are now standard tools for studying ultra-intense laser-plasma interactions. Motivated by direct laser acceleration of electrons in sub-critical plasmas, we…
Liquid crystal films as on-demand, variable thickness (50-5000 nm) targets for intense lasers
P. L. Poole, C. D. Andereck, D. W. Schumacher +6
We have developed a new type of target for intense laser-matter experiments that offers significant advantages over those currently in use. The targets consist of a liquid crystal…
Enhancing Bremsstrahlung Production From Ultraintense Laser-Solid Interactions With Front Surface Structures
S. Jiang, A. G. Krygier, D. W. Schumacher +2
We report the results of a combined study of particle-in-cell and Monte Carlo modeling that investigates the production of Bremsstrahlung radiation produced when an ultraintense la…
On The Origin of Super-Hot Electrons from Intense Laser Interactions with Solid Targets having Moderate Scale Length Preformed Plasmas
A. G. Krygier, D. W. Schumacher, R. R. Freeman
We use PIC modeling to identify the acceleration mechanism responsible for the observed generation of super-hot electrons in ultra-intense laser-plasma interactions with solid targ…
The Effects of Front-Surface Target Structures on Properties of Relativistic Laser-Plasma Electrons
S. Jiang, A. G. Krygier, D. W. Schumacher +2
We report the results of a study of the role of prescribed geometrical structures on the front of a target in determining the energy and spatial distribution of relativistic laser-…