A space-resolved extreme ultraviolet spectrometer for radial profile measurement of tungsten ions in the Experimental Advanced Superconducting Tokamak

L Zhang, S Morita, Z Wu, Z Xu, X Yang, Y Cheng… - Nuclear Instruments and …, 2019 - Elsevier
… from the vertical intensity profile based on Abel inversion calculation. Finally, the density
profile of tungsten ions is obtained with measured T e and n e profiles and the PEC data. …

Deuterium retention in tungsten irradiated by different ions

B Wielunska, M Mayer, T Schwarz-Selinger… - Nuclear …, 2020 - iopscience.iop.org
… For tungsten irradiated by light ions (H, D, He) the depth profiles as well as D desorption …
The total D amount of this unirradiated tungsten sample was also measured by NRA. It is about …

Measurement of He and H depth profiles in tungsten using ERDA with medium heavy ion beams

E Markina, M Mayer, HT Lee - Nuclear Instruments and Methods in Physics …, 2011 - Elsevier
profile of hydrogen (H – includes 1H, 2H) in materials. However, an incident beam of … ions
is required when simultaneous measurements of H and He concentrations or depth profiles

Density evaluation of tungsten W24+, W25+, and W26+ ions using unresolved transition array at 27–34 Å in Large Helical Device

Y Liu, S Morita, I Murakami, T Oishi… - Japanese Journal of …, 2018 - iopscience.iop.org
… ) by injecting a tungsten pellet. Vertical profiles of the UTA line are measured with a space-…
+ , and W 26+ ions are evaluated from the radial profile measured at the above-mentioned …

Quantitative analysis on tungsten spectra of W6+ to W45+ ions

S Morita, CF Dong, D Kato, Y Liu, L Zhang… - Journal of Physics …, 2019 - iopscience.iop.org
Tungsten ion densities are determined by measuring radial profiles of line emissions in LHD…
The centrally peaked profile indicates that Zn-like tungsten ions exist in the plasma centre. …

Photoionization of tungsten ions: experiment and theory for and

BM McLaughlin, CP Ballance… - Journal of Physics B …, 2016 - iopscience.iop.org
ions were convoluted with a Gaussian profile of 100 meV full width at half maximum (FWHM).
For the two tungsten ions … directly with the present measurements, though accepting this …

Depth profile analyses of implanted deuterium in tungsten by secondary ion mass spectrometry

K Tokunaga, M Takayama, T Muroga… - Journal of nuclear …, 1995 - Elsevier
ion gun. After the irradiations, the depth profiles near the surface of the specimens were
measured using … The instrument used for the measurements was SIMS Lab 3A of VG-Ionix. Fig. 1 …

Ion-driven deuterium retention in tungsten

OV Ogorodnikova, J Roth, M Mayer - Journal of Applied Physics, 2008 - pubs.aip.org
… The ion-driven retention of deuterium in polycrystalline tungsten (… ion implantation the sample
temperature was controlled by a pyrometer. The precision of the temperature measurement

Evolution of tungsten film deposition induced by focused ion beam

H Langfischer, B Basnar, H Hutter… - Journal of Vacuum …, 2002 - pubs.aip.org
… secondary ion mass spectroscopy showed the depth profiles … transition zone between the
tungsten layer and the substrate. … secondary ion mass spectroscopy SIMS measurements for …

Spectroscopy of highly charged tungsten ions relevant to fusion plasmas

C Biedermann, R Radtke, R Seidel, T Pütterich - Physica Scripta, 2009 - iopscience.iop.org
… by measuring the radiation from highly charged ions, particularly … across the confined plasma
profile due to the Maxwell … which shows and ITER tungsten ion abundance along the cross …