Material for suppressing secondary electron emission
A technology of secondary electron emission and carbon fiber, applied in the direction of solid thermionic cathode of discharge tube, main electrode of discharge tube, etc., can solve the problem of high secondary electron emission coefficient, increase wall potential, reduce heat flux, suppress secondary electron emission The effect of electron emission
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Embodiment 1
[0024]Example 1: A material composed of graphite walls and carbon fibers vertically and evenly distributed on the surface of the graphite walls, wherein the length of the carbon fibers is 1.5 mm and the distribution density is 0.8%.
Embodiment 2
[0025] Embodiment 2: A material composed of graphite walls and carbon fibers vertically and evenly distributed on the surface of the graphite walls, wherein the length of the carbon fibers is 1.5 mm, and the distribution density is 0.5%.
Embodiment 3
[0026] Embodiment 3: A material composed of graphite walls and carbon fibers vertically and evenly distributed on the surface of the graphite walls, wherein the length of the carbon fibers is 1.5 mm and the distribution density is 1.8%.
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