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Production of grid controlled source which emits electrons by means of divided particles for the determination of the grid openings

机译:产生栅控源,该栅控源借助分隔的粒子发射电子以确定栅孔

摘要

An electron-emitter having a lower non-insulating emitter region (42), an overlying insulating layer (44), and a gate layer (48A, 60A, 60B, 120A, or 180A/184) is fabricated by a process in which particles (46) are distributed over one of the following layers: the insulating layer, the gate layer, a primary layer (50A, 62A, or 72) provided over the gate layer, a further layer (74) provided over the primary layer, or a pattern-transfer layer (182). The particles are utilized in defining gate openings (54, 66, 80, 122, or 186/188) through the gate layer. The gate openings are then variously employed in forming dielectric openings (56, 58, 80, 114, 128, 144, or 154) through the insulating layer. Electron-emissive elements that can, for example, be shaped like cones (58A or 70A) or like filaments (106B, 116B, 130A, 146A, or 156B) are formed in the dielectric openings.
机译:通过以下方法制造具有下部非绝缘发射极区(42),上面的绝缘层(44)和栅极层(48A,60A,60B,120A或180A / 184)的电子发射极(46)分布在以下层之一上:绝缘层,栅极层,设置在栅极层上方的主层(50A,62A或72),设置在主要层上方的另一层(74)或图案转印层(182)。颗粒用于限定穿过栅极层的栅极开口(54、66、80、122或186/188)。然后,在形成穿过绝缘层的电介质开口(56、58、80、114、128、144或154)中,各种采用栅极开口。在介电开口中形成例如形状可以像圆锥体(58A或70A)或类似细丝(106B,116B,130A,146A或156B)的电子发射元件。

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