4. Electric lamp and discharge devices
  5. Electrode and shield structures
  6. Point source cathodes
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Device including a tapered microminiature silicon structure

Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes
Patent

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Diamond film with sharp field emission turn-on

Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes
Patent

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Direct electron injection field-emission display device

Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes
Patent

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Direct heating cathode for high frequency thermionic tube

Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes
Patent

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