Abstract
A high current plasma electron emitter based on a miniature plasma source has been developed. The source is characterized by a high electron emission current density and emission current, small size, and low impurity content. The emitting plasma is created by a pulsed high current gas discharge. The source is biased negatively to extract electrons. Electron currents of the order of 1 kA at a bias voltage of about 100 V are obtained. The source has a simple design and has proven to be very reliable in operation. Extensive studies of the effect of the source geometry and materials have been conducted.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 219 |
| Number of pages | 1 |
| Journal | IEEE International Conference on Plasma Science |
| State | Published - 1996 |
| Event | Proceedings of the 1996 IEEE International Conference on Plasma Science - Boston, MA, USA Duration: Jun 3 1996 → Jun 5 1996 |
All Science Journal Classification (ASJC) codes
- Atomic and Molecular Physics, and Optics
- Condensed Matter Physics
- Electrical and Electronic Engineering
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