Soft X-ray tomography using the optimized regularization method in Alvand Tokamak

M Moazzemi-Ghamsari, M Torkiha, Y Sadeghi… - Fusion Engineering and …, 2023 - Elsevier
The detection of Soft X-ray (SXR) radiation emitted during plasma discharge gives valuable
information on tokamak plasma physics, position and shape of the plasma. Intensity of SXR …

Tomographic and centroid reconstructions of plasma emission on C-2W via enhanced 300-channel bolometry system

AS Bondarenko, J Aviles, A Alexander… - Review of Scientific …, 2022 - pubs.aip.org
The C-2W experimental device at TAE Technologies utilizes neutral beam injection and
edge biasing to sustain long-lived, stable field reversed configuration (FRC) plasma. An …

Výpočet aposteriorní distribuce Bayesovskou optimalizací

S Šimon - 2024 - dspace.cvut.cz
V mnoha odvětvích vědy, inženýrství a ekonomie se komplexní systémy modelují pomocí
počítačových simulací, které poskytují neocenitelný vhled do jejich chování. Simulace se …

Concept of the bolometry diagnostics design for COMPASS-Upgrade

K Mikszuta-Michalik, M Imríšek, J Svoboda… - Fusion Engineering and …, 2021 - Elsevier
The COMPASS-Upgrade tokamak, being designed as a medium-sized tokamak, operating
with a hot first wall, allows for the study of DEMO-relevant plasma exhaust physics, crucial …

On the precision of absolute sensitivity calibration and specifics of spectroscopic quantities interpretation in tokamaks

DI Naydenkova, V Weinzettl, J Stockel, J Matějíček - Applied Optics, 2014 - opg.optica.org
Typical situations, which can be met during the process of absolute calibration, are shown in
the case of a visible light observation system for the COMPASS tokamak. Technical issues …

Study of instabilities in tokamak plasmas using radiation diagnostics

M Imríšek - 2022 - dspace.cuni.cz
Title: Study of instabilities in tokamak plasmas using radiation diagnostics Author: Martin
Imríšek Department: Department of Surface and Plasma Science Supervisor: Prof. RNDr …

[PDF][PDF] Absolute sensitivity calibration of visible spectroscopic diagnostic and temporal evolution of first window transmittance at the COMPASS tokamak

DI Naydenkova, V Weinzettl, J Stockel… - WDS'13 Proceedings …, 2013 - academia.edu
An absolute calibration of spectroscopic systems is required to measure many important
plasma parameters in tokamak discharges like impurity inflow, recycling and the effective ion …

Development of Regularization Method for Soft X-ray Tomography in Alvand Tokamak

M Moazzemi-Ghamsari, M Torkiha, Y Sadeghi… - papers.ssrn.com
Abstract The Soft X-ray (SXR) tomography system is an important diagnostic tool to
determine the position and shape of the tokamak plasma. In Alvand tokamak, this system …

[PDF][PDF] The Absolute Sensitivity Measurements of Spectra in Near IR Range at the COMPASS Tokamak

D Naydenkova, J Stöckel, V Weinzettl - … : Part II–Physics of Plasmas and … - physics.mff.cuni.cz
The new impurity survey spectrometer HR 2000+ is used for registration of the most intense
spectral lines in the 654–1085 nm near IR range with spectral resolution 0.23 nm and …

Study of plasma in tokamak-type devices with spectroscopic methods

D Naydenkova - 2017 - dspace.cuni.cz
In Tokamak department of Institute of Plasma Physics, radiation of high-temperature plasma
is investigated using spectroscopic methods in visible, ultraviolet and infrared regions. The …