Optical diagnostics of laser-produced plasmas

SS Harilal, MC Phillips, DH Froula, KK Anoop… - Reviews of Modern …, 2022 - APS
Laser-produced plasmas (LPPs) engulf exotic and complex conditions ranging in
temperature, density, pressure, magnetic and electric fields, charge states, charged particle …

Optical spectroscopy and modeling of uranium gas-phase oxidation: Progress and perspectives

EJ Kautz, EN Weerakkody, MS Finko, D Curreli… - … Acta Part B: Atomic …, 2021 - Elsevier
Studies related to U gas-phase oxidation through plasma-and thermo-chemistry are
important for many fields, including environmental monitoring, forensic analysis, debris …

Machine learning in analytical spectroscopy for nuclear diagnostics

AP Rao, PR Jenkins, RE Pinson, JD Auxier II… - Applied Optics, 2023 - opg.optica.org
Analytical spectroscopy methods have shown many possible uses for nuclear material
diagnostics and measurements in recent studies. In particular, the application potential for …

Oxidation in laser-generated metal plumes

EJ Kautz, MC Phillips, A Zelenyuk, SS Harilal - Physics of plasmas, 2022 - pubs.aip.org
The temporal evolution of atoms and molecules in a laser-produced plasma was
investigated using optical emission spectroscopy for several metal targets (ie, Al, Ti, Fe, Zr …

[HTML][HTML] Multi-species temperature and number density analysis of a laser-produced plasma using dual-comb spectroscopy

RRD Weeks, Y Zhang, SS Harilal, MC Phillips… - Journal of Applied …, 2022 - pubs.aip.org
Dual-comb spectroscopy (DCS) represents a novel method of using absorption
spectroscopy as a diagnostic tool for multispecies analysis of excitation temperatures and …

Laser-ablation absorption spectroscopy: Reviewing an uncommon hyphenation

J Merten - Spectrochimica Acta Part B: Atomic Spectroscopy, 2022 - Elsevier
Absorption spectroscopy hyphenations of the laser-induced plasma have been attempted by
a handful of groups since the early 1990s. Despite the measurement's relatively long history …

Tunable infrared laser absorption spectroscopy of aluminum monoxide A2Πi− X2Σ+

CM Murzyn, DJ Allen, AN Baca, ML Ching… - Journal of Quantitative …, 2022 - Elsevier
We report the details of an infrared, laser absorption diagnostic capable of quantifying
aluminum monoxide temperature and column density at 100 kHz repetition rate. This novel …

[HTML][HTML] Spatiotemporal evolution of emission and absorption signatures in a laser-produced plasma

SS Harilal, EJ Kautz, MC Phillips - Journal of Applied Physics, 2022 - pubs.aip.org
We report spatiotemporal evolution of emission and absorption signatures of Al species in a
nanosecond (ns) laser-produced plasma (LPP). The plasmas were generated from an …

[HTML][HTML] Laser-induced fluorescence of filament-produced plasmas

EJ Kautz, MC Phillips, SS Harilal - Journal of Applied Physics, 2021 - pubs.aip.org
Self-guided ultrafast laser filaments are a promising method for laser beam delivery and
plasma generation for standoff and remote detection of elements and isotopes via filament …

Measurement of neutral gadolinium oscillator strengths using dual-comb absorption spectroscopy in laser-produced plasmas

RRD Weeks, MC Phillips, Y Zhang, SS Harilal… - … Acta Part B: Atomic …, 2021 - Elsevier
The oscillator strengths of 43 transitions of neutral gadolinium from 530 to 535 nm were
determined based on high-resolution absorption spectra measured by probing a laser …