News tagged with led light

Graphene quantum dot LEDs

The first graphene quantum dot light-emitting diodes (GQD-LEDs), fabricated by using high-quantum-yield graphene quantum dots through graphite intercalation compounds, exhibit luminance in excess of 1,000 ...

dateJun 15, 2015 in Nanomaterials
shares65 comments 0

A bright future for LEDs

A single wafer-level LED chip that produces more than 150 Watts of light output has been made in work form China. This level of output from a single chip makes applications for LEDs in high power lighting ...

dateDec 05, 2014 in Semiconductors
shares0 comments 6

Giving LEDs a cozy, warm glow

When the 2014 Nobel Prize in physics was awarded this October to three Japanese-born scientists for the invention of blue light emitting diodes (LEDs), the prize committee declared LED lamps would light the ...

dateNov 19, 2014 in Optics & Photonics
shares0 comments 1