Plasma configuration for the experiment (a) D(H) MH at 80 MHz; (b) MC heating at 50 MHz. Both plasmas have , and in upper-single-null.
Layout of the PCI system (vertical laser beam) and x-ray crystal spectral tomography system (side view).
Data traces comparison of the MH plasma (blue dashed line) and MC plasma (red solid line): (a) Central toroidal rotation; (b) and ; (c) .
Change in toroidal rotation velocity at different viewing chords responding to the application of rf power at 0.8 s.
(a) Tomographically inverted toroidal rotation profiles (on the midplane on the LFS of the axis) for the MC and MH plasmas shown in Fig. 3 ; (b) The difference of rotation with and without rf power.
Toroidal rotation scaling: (a) vs intrinsic rotation scaling law ; (b) vs . Lines are linear fits of the data.
Change in poloidal rotation profile (Ohmic is subtracted) at different rf power levels: (a) MC; (b) MH.
(a) Spectra vs time of density fluctuations measured by PCI; (b) poloidal rotation trace at ; (c) .
Antenna phase dependence of rotation: (a) ; (b) . The antenna phase of the 50 MHz rf is labeled at the top. Total rf power 3.4 MW (1.7 MW at 50 MHz and 1.7 MW from 80 MHz) at .
Flow drive efficiency vs field. The corresponding major radii of IC resonance and MC are also indicated. Magnetic axis at . The dashed line is an order of three polynomial fit of the data points.
Mode converted waves measured by PCI of the MC plasma shown in Fig. 3 : (a) amplitude (in terms of density fluctuation) vs time and major radius; (b) -spectra vs time.
Direct rf power to electrons: (a) direct electron heating profile calculated from break-in-slope of ECE signals; (b) deposition profile from TORIC simulation .
Direct power to ions: (a) 2D power deposition from TORIC simulation with FW and MC ICW labeled; (b) flux surface averaged profile.
Argon impurity temperature from the x-ray spectra measurement and electron temperature from ECE ( of the plasmas shown in Fig. 3 , averaged over two sawtooth periods).
(a) Radial electric field profile; (b) shearing rate (brown solid and dashed lines), and maximum linear growth rate from GYRO ( of the MC plasma shown in Fig. 3 ).
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