The results show that an electron efficiency over 27% is predicted for suitable dimensions for the complex cavity and magnetic field coefficient and current and the velocity ratio of the electron beam.

標 簽 3 mm波段二次諧波回旋管復(fù)合腔多模注波互作用 3mm band Second-harmonic Gyrotron Complex cavity Multiple mode interacting with an electron beam

This invention relates to a new type nanometer crystal Fe-Zr-Nb-Si-Al-Cu series soft magnetic alloy super thin band and its process technology in which, the mother alloy is smelted by vacuum IF induction oven, an amorphous band is processed by a single quick cooling device to be processed by magnetic field heating at last to get the needed product with good soft magnet performance and iron core made by the super thin band improves its magnetic performance greatly.

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magnetic striction：磁伸縮[現(xiàn)象]

magnetic stress tensor 磁應(yīng)力張量 | magnetic striction 磁伸縮[現(xiàn)象] | magnetic sub-band 磁次能帶,磁支帶

Van Allen magnetic radiation belt：范艾倫磁力輻射帶

范艾倫帶 Van Allen band | 范艾倫磁力輻射帶 Van Allen magnetic radiation belt | 范艾倫輻射帶 Van Allen radiation belt