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Nader Engheta: Achieving extreme photonics with nanostructures

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A look at how nanotechnology benefits solar cells, water treatment, wind turbines and other clean energy applications

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Photoelectrochemical efficiency of titania photoanodes enhanced

Nanostructure synthesis and plasma surface modification ramp up performance of solar-to-hydrogen conversion candidate

Spray-on carbon nanotube electrodes offer scalable solution

Supercapacitors and paper batteries could benefit from modified spray deposition technique

Graphane makes its debut

Hydrogenating graphene produces new 2D insulator

Rapid prototyping: silicon nanostructures realized in two hours

FIB and cryogenic DRIE combined to speed up prototyping of high aspect ratio nanostructures

Nanowires improve dye-sensitized solar cells

3D electrode interface increases conversion efficiency

CNTs tuned to provide electrocatalyst support

Mild method for preparing carbon nanotubes for fuel-cell applications best of 2008

Top five most viewed stories of the year

Superconductor switches on and off

Discovery could lead to faster and more efficient transistors

Scaling up graphene production

New scalable technique to make high-quality, single-layer graphene sheets

SmCo nanoblades make good magnets

Highly ferromagnetic samarium cobalt nanoparticles in a simple one-step process

Nanomatrix puts tungsten within reach of goal

Magnetic and electrical anomalies raise hopes of high-temperature superconducting phase

DIY solar cells on tour

Nanostructured device can be made by anyone in 15 minutes under ambient conditions

Nanocapacitors increase memory storage

Stencil patterning is promising alternative to conventional lithography for ferroelectrics

Alkaline mix cuts the cost of titanate nanotubes

Low temperature, atmospheric synthesis may benefit hydrogen storage and drug delivery

Magnetic refrigeration materials resist oxidation

No need to encapsulate DyCo2 nanoparticles

Nanojets impinge to form uniform channel

One-step process proposed for fabricating polymeric nanochannels on silicon

Slip enhances nanofluidic energy harvest

Theory suggests that a CNT filter could deliver conversion efficiencies of more than 70%

Luminescent nanowires grow horizontally

Blue emission from ultra-long gallium oxide nanowires could benefit biological science

Quasi-2D structures make better batteries

Nickel silicide nanobelts and nanosheets tested in lithium-ion cells

Nanogravimetry reveals new hydrogen storage material

Hydrogen uptake in transition metal-ethylene complexes reaches a record 12%