The field of high-power microwave and millimeter-wave generation continues to be an active area of research and technological development to meet the demand of high peak, average, and prime power needs of government and industrial applications. High-power vacuum electronic devices, producing coherent electromagnetic radiation ranging from tens of centimeters to submillimeter wavelengths, continue to find application in advanced fusion and accelerator device applications, state-of-the-art radar and electronic countermeasures, high data-rate communications, and material processing. Advances in materials, plasmas, cathode technology, and electromagnetic structure design, as well as theory, modeling, and simulation, help to drive this technology to achieve unprecedented peak and average power, more compact size, enhanced waveform agility, greater bandwidth, and higher efficiency.

中文翻译：

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客座社论第十八期高功率微波和毫米波生成特刊

大功率微波和毫米波发电领域继续成为研究和技术开发的活跃领域，以满足政府和工业应用的高峰值、平均和主要功率需求。高功率真空电子设备产生从几十厘米到亚毫米波长的相干电磁辐射，继续在先进的聚变和加速器设备应用、最先进的雷达和电子对抗、高数据速率通信、和材料加工。材料、等离子体、阴极技术和电磁结构设计以及理论、建模和仿真方面的进步有助于推动该技术实现前所未有的峰值和平均功率、更紧凑的尺寸、增强的波形敏捷性、