Analysis and design of fast flow liquid Li divertor for fusion nuclear science facility (FNSF) using coupled plasma boundary and LM MHD/heat transfer codes

MS Islam, JD Lore, S Smolentsev, CE Kessel… - Nuclear …, 2024 - iopscience.iop.org
The SOLPS-ITER code is utilized to analyze the boundary plasma associated with a fast-
flow lithium (Li) divertor configuration in the fusion nuclear science facility (FNSF) tokamak …

Reconstruction and interpretation of ionization asymmetry in magnetic confinement via synthetic diagnostics

GJ Wilkie, F Laggner, R Hager, A Rosenthal… - Nuclear …, 2024 - iopscience.iop.org
Strong poloidal refueling asymmetry in the DIII-D tokamak is inferred from line radiation
measurements. Synthetic diagnostics in neutral transport modeling coupled to gyrokinetic …

[HTML][HTML] Estimates of global recycling coefficients for LTX-β discharges

A Maan, DP Boyle, R Majeski, GJ Wilkie… - Physics of …, 2024 - pubs.aip.org
We report the first observation of global recycling coefficient R near 0.5 in the Lithium
Tokamak eXperiment-β (LTX-β), significantly below the minimum R previously reported in …

Extending the low-recycling, flat temperature profile regime in the lithium tokamak experiment-β (LTX-β) with ohmic and neutral beam heating

DP Boyle, J Anderson, S Banerjee, RE Bell… - Nuclear …, 2023 - iopscience.iop.org
Recent experiments in the lithium tokamak experiment-β (LTX-β) have extended the
duration, performance, operating conditions, and diagnosis of the flat-temperature profile …

Detailed studies of the processes in low energy H irradiation of Li and Li-compound surfaces

PS Krstic, ET Ostrowski, S Dwivedi, S Abe… - Journal of Applied …, 2023 - pubs.aip.org
We have used a combination of pico-to-nano temporal/spatial scale computational physics
and chemistry modeling of plasma–material interfaces in the tokamak fusion plasma edges …

Investigating the role of edge neutrals in exciting tearing mode activity and achieving flat temperature profiles in LTX-β

S Banerjee, DP Boyle, A Maan, N Ferraro… - Nuclear …, 2024 - iopscience.iop.org
We present observations, numerical simulations, and analysis from experiments in the
Lithium Tokamak Experiment-Beta (LTX-β) in which the electron temperature profile (T e (r)) …

[HTML][HTML] Net lithium deposition and dominant self-sputtering in lithium tokamak experiment-β with a liquid lithium wall

E Jung, S Abe, A Maan, J Garcia, Z Lin… - Nuclear Materials and …, 2025 - Elsevier
We observed enhanced net lithium deposition and lithium erosion, possibly dominated by
physical sputtering of lithium by lithium-ion bombardment, on the outer plasma-facing …

Hydrogen irradiation-driven computational surface chemistry of lithium oxide and hydroxide

PS Krstic, S Dwivedi, ET Ostrowski, S Abe… - The Journal of …, 2023 - pubs.aip.org
We have investigated, using molecular dynamics, the surface chemistry of hydrogen incident
on the amorphous and crystalline lithium oxide and lithium hydroxide surfaces upon being …

Flowing Liquid Lithium as a Plasma Facing Material

AA Pisarev, AV Vertkov, MY Zharkov, IV Mazul… - Physics of Atomic …, 2024 - Springer
The paper provides a brief overview of research activity related to the use of the flowing
liquid lithium as a plasma facing material of the limiter and divertor in tokamaks. A …

Progress of Lyman-alpha-based beam emission spectroscopy (LyBES) diagnostic on the HL-2A tokamak

Z Yixuan, YU Yi, XU Min, KE Rui, NIE Lin… - Plasma Science and …, 2024 - iopscience.iop.org
An edge Lyman-alpha-based beam emission spectroscopy (LyBES) diagnostic, using a
heating NBI (neutral beam injection) system, is currently under development on the HL-2A …