New nanoscale LED design overcomes long-standing LED efficiency problem

The concept, demonstrated with microscopic LEDs in the lab, achieves a dramatic increase in brightness as well as the ability to create laser light -- all characteristics that could make it valuable in a range of large-scale and miniaturized applications.

Nanoparticles to immunize plants against heat stress

Scientists have created a new type of nanoparticle that may be able to immunize plants against harsh environmental conditions and pathogens.

Liquid crystals that can replace color shifting ink in preventing counterfeiting

Formation of liquid crystals consisting of several layers that are the thickness of a hair strand. Functional particles created by phase separation between hydrophilic and hydrophobic liquids.