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Key achievements and challenges in STM and AFM

Peter Grütter talks about progress in identifying structure-function relations at the atomic scale using atomic force microscopy.

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

Technology update

Breaking research and industry highlights

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Photonic crystals could enhance solar cells

Results of new study should help in the design of more sophisticated photovoltaics

Black nanoneedles for anti-reflective coatings

Ge nanostructures could be used in high-performance photodetectors and photovoltaic devices best of 2009

Top five most viewed stories of the year

Cold nanopatterning for ultra-high density data storage

New AFM lithography technique no longer requires hot tip

Polymer battery breaks new records

Highest charge capacity and charging rates for cellulose battery coated with nano-polypyrrole layer

Nanotubes set to shine for solar energy

Multiple carrier generation could boost efficiency

Scaling up graphene production using organic dispersion

Simple, high-yield method to produce nanosheets developed by Rice scientists

Inverse nanosphere lithography orders CNT array

Masking method might benefit mobile phones, solar-cell electrodes, super capacitors and field emitters

Nanotubular morphology upgrades lithium-ion storage

Hollow and semi-hollow electrode materials pave the way for better batteries

3D nanopillars make good photovoltaics

Devices built on low-cost, flexible substrates show promising light-conversion efficiencies

CNT arrays for photonics

Deep-UV photonic crystals and total optical absorbers are some of the applications for multiwalled nanotube arrays

Nanoblade array confronts hydrogen storage bottleneck

Vanadium-decorated magnesium nanoblade array put to the test

Honda eyes nanowires for multi-junction cells

20 nm columns made of five different semiconductor materials avoid lattice mismatch and overall cell size limitations

Locking nanoparticle prevents gas leakage

Russian team investigates methane storage in bottle-like nanocapsules

In situ doped titanium dioxide nanotubes come out on top

Photocatalyst offers higher illumination area, extended absorption range and reduced electron-hole recombination rate

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