The plasma microwave radiation,as a novel high power microwave(HPM) source,has gotten more attention in recent years for its merits of broadband,coherent emission and tunable frequency.

• 近年来,等离子体微波辐射作为新兴高功率微波源,因其具有频带宽、相干和可调谐等优点,因而受到国际上的广泛关注。