Structure of the 0.14 THz RSWO.
Dispersion curve of the overmoded SWS.
Injected diode voltage.
The simulated output power and frequency (a) instantaneous output power and (b) Fourier spectrum of electric field.
Experimental device of 0.14 THz overmoded RSWO.
Current in magnetic field coil.
Cross-section view of the graphite cathode.
Damaged pattern of Teflon target bombarded by ten-shots electron beams.
Typical beam voltage pulses (top) and beam currents (bottom) with 10 PPS shown on oscilloscope.
Period pieces and assembly of SWS.
Layout of the measurement system.
The detected terahertz pulses (a) terahertz pulse series (top) and (b) single pulse (top).
Intermediate frequency signal and its Fourier transform (a) intermediate frequency signal and (b) Fourier transform of the intermediate frequency signal.
3-D Image of near-field radiation pattern.
Measured power density distribution in far-field region.
Structural parameters of the 0.14THz RSWO.
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