Challenges of x-ray spectroscopy in investigations of matter under extreme conditions

O Renner, FB Rosmej - Matter and Radiation at Extremes, 2019 - pubs.aip.org
Advanced X-ray spectroscopic methods provide unique and critical data to study matter
under extreme environmental conditions induced by high-intensity and high-energy lasers …

Development of the PETawatt Aquitaine Laser system and new perspectives in physics

D Batani, M Koenig, JL Miquel, JE Ducret… - Physica …, 2014 - iopscience.iop.org
The paper describes the preparation of the short-pulse high-energy laser PETawatt
Aquitaine Laser (PETAL), which will be coupled to the Laser Megajoule (LMJ) laser of CEA …

Time-resolved X-ray diffraction diagnostic development for the National Ignition Facility

K Werellapatha, NE Palmer, MG Gorman… - Review of Scientific …, 2024 - pubs.aip.org
We present the development of an experimental platform that can collect four frames of x-ray
diffraction data along a single line of sight during laser-driven, dynamic-compression …

Relativistic High-Current Electron-Beam Stopping-Power Characterization in Solids<? format?> and Plasmas: Collisional Versus Resistive Effects

B Vauzour, JJ Santos, A Debayle, S Hulin… - Physical Review Letters, 2012 - APS
We present experimental and numerical results on intense-laser-pulse-produced fast
electron beams transport through aluminum samples, either solid or compressed and …

Compact, rugged in-chamber transmission spectrometers (7–28 keV) for the Sandia Z facility

DB Sinars, DF Wenger, SA Pikuz, B Jones… - Review of Scientific …, 2011 - pubs.aip.org
We describe a pair of time-integrated transmission spectrometers that are designed to
survey 7–28 keV (1.9 to 0.43 Å) x-ray photons produced by experiments on the Sandia Z …

[HTML][HTML] Development of high intensity x-ray sources at the National Ignition Facility

MJ May, JD Colvin, GE Kemp, MA Barrios… - Physics of …, 2018 - pubs.aip.org
Laser heated plasmas have provided recently some of the most powerful and energetic
nanosecond length laboratory sources of x-ray photons (E photon= 1–30 keV). The highest x …

Enhanced relativistic-electron-beam energy loss in warm dense aluminum

X Vaisseau, A Debayle, JJ Honrubia, S Hulin… - Physical Review Letters, 2015 - APS
Energy loss in the transport of a beam of relativistic electrons in warm dense aluminum is
measured in the regime of ultrahigh electron beam current density over 2× 10 11 A/cm 2 …

[HTML][HTML] High-energy differential-filtering photon spectrometer for ultraintense laser-matter interactions

GJ Williams, R Tommasini, N Lemos, J Park… - Review of Scientific …, 2018 - pubs.aip.org
Large quantities of ultrahigh-energy x-rays are produced by petawatt-class lasers; however,
spectroscopy in this range of 0.1-1 MeV is difficult due to the long photon mean free path. A …

[HTML][HTML] Investigation of high X-ray conversion efficiency Kr filled gas sources at the National Ignition Facility

MJ May, GE Kemp, JD Colvin, DA Liedahl… - Physics of …, 2019 - pubs.aip.org
We report on the performance of high x-ray fluence Kr K-shell sources that are being
developed for high energy density experiments. These targets are 4.1 mm in diameter 4.4 …

Pulsed x-ray imaging of high-density objects using a ten picosecond high-intensity laser driver

DR Rusby, CM Brenner, C Armstrong… - Emerging Imaging …, 2016 - spiedigitallibrary.org
Point-like sources of X-rays that are pulsed (sub nanosecond), high energy (up to several
MeV) and bright are very promising for industrial and security applications where imaging …