التفاصيل البيبلوغرافية
العنوان: |
THE GLASS AGE WHERE GLASS BENDS AND GLASS BOUNCES. |
المؤلفون: |
BENNETT, JAY |
المصدر: |
National Geographic; Feb2024, Vol. 245 Issue 2, p34-63, 26p, 13 Color Photographs, 1 Chart, 4 Cartoon or Caricatures |
مصطلحات موضوعية: |
GLASS, MOLTEN glass, FUSED silica, GLASS beads, OPTICAL glass, LAMINATED glass |
مستخلص: |
The article focuses on the production of E6, some of the world's purest optical glass, at Chiba Kogaku glass factory in Japan, where a traditional method involving handmade clay pots has been used for over 50 years, producing a stable and low-expansion glass crucial for building glass mirrors for large telescopes, with the entire output of E6, totaling 134 tons over 42 years. |
قاعدة البيانات: |
Complementary Index |