M. Petelin

High-power microwave diplexers for advanced ECRH systems

V. Erckmann, F. Purps, Walter Kasparek, 2009 .

A fast switch, combiner and narrow-band filter for high-power millimetre wave beams

V. Erckmann, W. Kasparek, D. Shchegolkov, 2008 .

Power Combination of Two 140-GHz Gyrotrons and Fast Switching of the Combined Beam

V. Erckmann, W. Kasparek, F. Purps, 2009 .

New Concepts for Quasi-Optical Structures for Use With Gyrotron Systems

V. Erckmann, W. Kasparek, D. Shchegolkov, 2009, IEEE Transactions on Electron Devices.