A new concept for the collection of an electron beam, which is configured by an externally
applied axial magnetic field, is presented. The two major advantages of this new idea are …

Considering the recent understanding of the physics of electron trapping mechanisms taking
place in the magnetron injection gun (MIG) region of gyrotrons and the sensitivity of the …

A numerical model is presented to describe the electron beam neutralization during long-
pulse and continuous-wave operation in gyrotrons. This model has been implemented in the …

The Electron Cyclotron system for ITER is an in-kind procurement shared between five
parties and the total installed power will be 24MW, corresponding to a nominal injected …

The gyrotron operational efficiency is considered as a very important factor of future fusion
power plants. The development of an efficient multistage depressed collector (MDC) for the …

The combination of a D-Band phase-locked backward-wave oscillator (BWO) with a
spectrum analyzer for measurement of permittivity and low loss-tangent is presented. For …

Die auf magnetischem Einschluss basierende Kernfusion stellt eine vielversprechende
Methode zur nachhaltigen, emissionsfreien Energiegewinnung dar. Die Elektron-Zyklotron …

A preliminary gun design for the EU 170 GHz, 1 MW conventional cavity gyrotron, for the TE
32, 09 mode [1], will be presented. The ASG magnet of the EU 170 GHz, 2 MW coaxial cavity …

Coordinated by the EUROfusion Consortium, several European research institutes are
working on fusion technologies towards options for a European DEMOnstration Fusion …

Karlsruhe Institute of Technology (KIT) is doing research and development in the field of
high power gyrotrons for W7-X, ITER, and, towards a future DEMOnstration fusion power …