The Elusive Green LED

The Elusive Green LED

New manufacturing technique could see the elusive green LED become as powerful and cheap as its red and blue counterparts

2D Beats 3D

2D Beats 3D

Ceria, present in catalytic converters, stores more oxygen in its 2D platelet form than its 3D nanocrystalline form

Viral Solar Cells

Viral Solar Cells

Using a genetically modified virus as a template for carbon nanotubes improves solar-cell efficiency by nearly one-third