![]() |
I'm not sure which oxides are involved, but it's an interference film producing the color.
Straw yellow is about 340C and blue/green about 500C, when produced by heating in air. John |
| All times are GMT -5. The time now is 08:02 AM. |
Powered by vBulletin® Version 3.8.4
Copyright ©2000 - 2026, Jelsoft Enterprises Ltd.
©Copyright 2012 VideoKarma.org, All rights reserved.