Cracked glass is an accident waiting to happen, but it doesn't automatically mean you need to toss it. You can repair it at ...

What do you reason for interior designers’ renewed interest in stained glass? David Judson: We’re living in a digital world ...

Abstract: LEDs are potential successors of incandescent lamps with high luminous efficacy and long lifetime. To improve the overall luminair efficacy and lifetime, the power efficiency and lifetime of ...