A diagnostic to measure neutral-atom density in fusion-research plasmas

A Dogariu, SA Cohen, P Jandovitz, S Vinoth… - Review of Scientific …, 2022 - pubs.aip.org
A femtosecond two-photon-absorption laser-induced-fluorescence (TALIF) diagnostic was
designed, installed, and operated on the Princeton-Field-Reversed Configuration-2 device …

Machine learning for analysis of atomic spectral data

M Cianciosa, KJH Law, EH Martin, DL Green - Journal of Quantitative …, 2020 - Elsevier
Physics based forward models are the basis on which many experimental diagnostics are
interpreted. For some diagnostics, models can be computationally expensive which …

Implementation of a Doppler-Free Saturation Spectroscopy (DFSS) Diagnostic for Helicon Wave Electric Field Vector Measurement in Edge Plasma in DIII-D

D Su, E Martin, D Vollmer, G Ronchi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
A laser-based technique known as Doppler-free saturation spectroscopy (DFSS) has been
designed, fabricated, and installed on the DIII-D National Fusion Facility to measure the …

Doppler-Free Saturation Spectroscopy (DFSS) for Magnetic and Electric Field Measurements in an FRC plasma

E Martin, M Nations, D Gupta - 2022 - osti.gov
The Cooperative Research and Development Agreement (CRADA) between Oak Ridge
National Laboratory (ORNL) and TAE Technologies (TAE) focused on a feasibility study of …

[PDF][PDF] Ground States of Few Electron Atoms in a Strong Magnetic Field Using Diffusion Monte Carlo Method

SB Doma, NA El-Nohy, MA Salem - Int. J. Sci. Res. in Physics and …, 2020 - researchgate.net
Accepted: 07/Feb/2020, Online: 28/Feb/2020 Abstract—We applied the diffusion quantum
Monte Carlo method to investigate the effect of a strong magnetic field on the few-electron …

[PDF][PDF] The design and implementation of an Electrode Structure for Doppler Free Saturated Spectroscopy validation

P Claessen, A Diallo, RJE Jaspers, EH Martin - 2023 - pure.tue.nl
The radial electric field in the plasma edge of a Tokamak is critical for understanding plasma
confinement. Currently the electric field is approximated with force balance calculations. This …

Measurement of Magnetic Field using Doppler-Free Saturation Spectroscopy (DFSS) in C-2W FRC Plasma

E Martin, M Nations, D Gupta - 2023 - osti.gov
The Cooperative Research and Development Agreement (CRADA) between Oak Ridge
National Laboratory (ORNL) and TAE Technologies (TAE) focused on implementing an …

[PDF][PDF] Applications of the Variational Quantum Monte Carlo Method to the Two-Electron Atoms

SB Doma, NA Elnohy, MA Salem - International Journal of High …, 2019 - researchgate.net
The variational quantum Monte Carlo method was applied to investigate the ground states of
the helium atom and helium like ions with atomic number from 1 to 10 and the first four …

[图书][B] Stark Broadening Measurements at Low Plasma Densities using Doppler-free Saturation Spectroscopy in a Helium Discharge

A Zafar - 2019 - search.proquest.com
Stark broadening has been used to extract plasma density (ne) fromspectroscopic
measurements for decades. This method has been highly advantageous for plasmas that …