aerotatak Messages 1 Reaction score 0 Thread starter Mar 28, 2007 #1 why should silicon exhibit metallic luster when viewed in visible light, yet be transparent when viewed in infrared light?
why should silicon exhibit metallic luster when viewed in visible light, yet be transparent when viewed in infrared light?
ZapperZ Staff Emeritus Science Advisor Homework Helper Insights Author Messages 32,819 Reaction score 4,724 Mar 29, 2007 #2 Look at the energy range of visible light, and look at the energy range of IR. Now compare those to the band gap of silicon. Zz.
Look at the energy range of visible light, and look at the energy range of IR. Now compare those to the band gap of silicon. Zz.