
leds
Rice Husk Could Replace Heavy Metals In LEDs
The world’s first quantum dot LEDs made from recycled rice husks are shining a light on developing environmentally sustainable LED displays, report researchers in Japan.

LED Pioneers Win 2021 Queen Elizabeth Prize for Engineering
For making low-cost, efficient lighting possible, LED pioneers and Nobel laureates Isamu Akasaki and Shuji Nakamura were awarded the world's most prestigious engineering prize.
Charging Medical Implants With Light
In the future, implanted medical devices like pacemakers could be wirelessly charged through LED patches on the skin.
Four Asian Scientists Elected To The Royal Academy Of Engineering
For their pioneering contributions to the engineering community, Professors Shuji Nakamura, Wu Jian-Ping, Paik Jeom Kee and Toh Chai Keong were elected as International Fellows of The Royal Academy of Engineering.
Blue-Enriched White Light May Help Alertness
Researchers in South Korea have demonstrated that blue-enriched white light is associated with lower levels of melatonin and reduced sleepiness.
Building Better Inorganic Perovskite LEDs
By using cesium trifluoroacetate, scientists have created bright, all-inorganic perovskite LEDs with a half-lifetime of over 250 hours.
10 Scientists Behind South Korea’s R&D Dominance
A global leader in research, development and innovation, South Korea is home to these 10 award-winning scientists who are pushing the frontiers of science.
Flexible Blue Micro-LEDs That Work In The Brain
Scientists in South Korea have devised a technique to manufacture sheets of blue flexible vertical micro-LEDs cheaply and efficiently.
Lighting Up Brains And LED Displays
South Korean researchers have fabricated flexible vertical micro-LEDs and used it in optogenetics studies to control the behavior of mice.
A Small Way To Make Quantum Dots Brighter
A team of researchers in South Korea have found that metallic nanostructures can improve the efficiency of quantum dot LEDs.