Abstract
Technology and equipment have been developed for growing sapphire tubes for high-pressure sodium lamps, very effective light sources for large-scale illumination. The sapphire crystals of various shapes, whose production is described here, may also find application in many other areas of technology.
Original language | English (US) |
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Pages (from-to) | 90-93 |
Number of pages | 4 |
Journal | Soviet electrical engineering |
Volume | 50 |
Issue number | 8 |
State | Published - 1979 |
ASJC Scopus subject areas
- General Engineering