KAWAMOTO, Yasuko

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators for CIII and OV.

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators for CIII and OV.

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators for CIII and OV.

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators, grazing incidence monochromator, and interference filter + photomultipliers (or + APD), for CIV, OVI, HI, …

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators, grazing incidence monochromator, and interference filter + photomultipliers (or + APD), for CIV, OVI, HI, …

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators, grazing incidence monochromator, and interference filter + photomultipliers (or + APD), for CIV, OVI, HI, …

Line intensities of Lyman-alpha and some impurity ions to monitor impurity behaviors, which use 20cm normal incidence monochromators, grazing incidence monochromator, and interference filter + photomultipliers (or + APD), for CIV, OVI, HI, …

Radial profile of Z-effective from the Bremsstrahlung continuum emissivity measurement

Radial profile of Z-effective from the Bremsstrahlung continuum emissivity measurement

Radial profile of Z-effective from the Bremsstrahlung continuum emissivity measurement

Radial profile of Z-effective from the Bremsstrahlung continuum emissivity measurement

Toroidal visible array to measure toroidal distribution of H-alpha and He-I, ratio of helium to hydrogen: H/(H+He) or D/(D+He), and particle recycling and edge tau_p. H-alpha and He-I line emissions are detected by photomultipliers passing …

Monitor impurity behaviors, and also supply signals to ECH power control system during long pulse discharge, by using 20 cm normal & grazing incidence monochromators with SEM and others.