2018 IEEE International Power Modulator and High Voltage Conference, IPMHVC 2018, 147-150 STARTPAGE=147;ENDPAGE=150;TITLE=2018 IEEE International Power Modulator and High Voltage Conference, IPMHVC 2018 2018 IEEE International Power Modulator and High Voltage Conference (IPMHVC), 147-150 STARTPAGE=147;ENDPAGE=150;TITLE=2018 IEEE International Power Modulator and High Voltage Conference (IPMHVC)