Materials
Perovskites boost silicon solar cells: study
24 Jan 2015
Putting a film of the crystalline material perovskite on top of a silicon solar cell increases the cell's efficiency nearly 50 per cent, Stanford engineers say
Laser-induced graphene ‘super’ for electronics
22 Jan 2015
New fibres can deliver many simultaneous stimuli
22 Jan 2015
Implanted into the brain or spinal column, they can transmit drugs, light, and electrical signals
Cheap asphalt provides ‘green’ carbon capture
12 Jan 2015
Contact lens merges plastics and active electronics via 3-D printing
07 Jan 2015
The contact lens is part of an ongoing effort to use 3-D printing to assemble diverse, and often hard-to-combine, materials into functioning devices
Titanium metal foam may help fuse metal into bones to repair damages
27 Dec 2014
The porus metallic foam allows the bone to grow around and within it, truly integrating the implant with the skeleton
Defects are perfect in laser-induced graphene
13 Dec 2014
Material made of single-atom layers snap together like Legos
10 Dec 2014
The new material — made of a layer of graphene and a layer of tungsten disulphide — could be used in solar cells and flexible electronics
Protons fuel graphene prospects
09 Dec 2014
Engineers invent high-tech mirror to beam heat away from buildings into space
01 Dec 2014
A new ultra-thin multi-layered material can cool buildings without air conditioning by radiating warmth from inside the buildings into space while also reflecting sunlight to reduce incoming heat