Journal of the Illuminating Engineering SocietyBierman A. 2001. What is useful life for white light LEDs? J Illum Eng Soc 30(1): 57-67.Narendran N,Bullough J D,Maliyagoda N,and Bierman A.What is useful life for white light leds?[J].Illum.Eng.Soc.,2001,30 (1):57-67....
Scotland is a dream destination and a trip here has great potential to become a life-time memory. But planning can be overwhelming when you’ve built up a destination so much in your head. These 70 useful travel tips for Scotland will help you get the most out of your trip! This post ...
from decorative laminate panels, and particularly, from decorative laminate panels with top-coated decorative overlays. It is likewise an object of the invention to allow for the manufacture of end-use laminated articles which are more durable, and to thereby increase the useful life of such ...
★ Lifespan (hours):50000 ★ Beam Angle(°):180 ★ Applicable Places:Living room, Bedroom ,Home Size Details Picture Size Power D65x32cm LED 48W D75x32cm LED 70W D104X39cm LED 100W D65x32cm LED 140W Detailed Photos Trade Terms ---EXW, FOB, C&R, CIF ...
Still, when the results work it’s more than worth it. “It’s not always easy to get kids to engage with something educational, but getting to chat to a seemingly-real life, walking, talking, bone-crunching dinosaur?” Gemma Chandler, Digital Editor at NG Kids, told Digital Trends. “...