A novel multi-pin rectangular waveguide slow-wave structure based backward wave amplifier at 340 GHz

Zhang Kai-Chun†^a),^b), Qi Zhong-Kuo^a),^b), Yang Zhao-Long^a),^b)

PIC simulation model and results: (a) 3D model with electric field distribution, (b) time domain spectrum on the output port, (c)electron energy modulation, (d) current bunching spectrum.