Cleantech
A look at how nanotechnology benefits solar cells, water treatment, wind turbines and other clean energy applications
Lab talk
Nanotechnology research highlights: find out what the authors have to say
Stamped polymer top layer provides opportunity for more-efficient hybrid solar cells
Apr 17, 2012
Upper network of thin channels further enhances the performance of hybrid polymer-silicon nanowire devices
Core-shell nanoparticles further improve cycling stability of lithium-ion batteries
Mar 13, 2012
Combination of a high-capacity active core and an electroconductive shell shown to enhance battery performance
Synergistic effect of nanocrystal integration and process optimization ramps up polymer solar-cell efficiency
Feb 15, 2012
Texas Tech team investigates the photophysical properties of SWNT/P3HT composite as a function of semiconducting-SWNT fractions
Anomalous thickness-dependence of photocurrent explained for planar nano-heterojunction organic solar cells
Feb 10, 2012
Combined model shows that ideal thickness determined by more than just the exciton diffusion length
Wearable electronics: ionic-liquid-based gel electrolyte boosts all-solid-state flexible supercapacitors
Feb 7, 2012
Formulation greatly improves energy and power density
Antibody-assisted self-assembly applied to solar cells
Jan 24, 2012
Bio-directed manipulation of nanowires could help to make photocell and display fabrication more environmentally friendly
Nano-engineered carbons promise better gas storage materials for advanced transportation
Jan 11, 2012
Tunable pore space will allow developers to selectively optimize carbons for high volumetric or high gravimetric storage capacity to meet different vehicle requirements
Out-of-plane growth of CNTs on graphene for supercapacitor applications
Dec 8, 2011
3D structure vastly reduces self-aggregation of graphene flakes
Short nanogenerators may be good enough
Oct 26, 2011
Electro-mechanical modelling predicts that relatively short nanowires can be sufficient for high-efficiency nanogenerators
Polymer solar cell gets two-dimensional DNA lattice implant
Sep 20, 2011
DNA lattice acts as electron blocking layer and boosts power conversion efficiency by 10.2%
Graphene makes field emission devices flexible and more efficient
Sep 2, 2011
Metallic NW-graphene hybrid nanostructures point towards highly efficient and flexible field emission devices
Thin-film solar: low-cost synthesis of CZTS nanocrystals
Jul 7, 2011
Method uses inorganic metal salts as precursors, smaller amounts of coordinating solvent, and offers shorter reaction time and simpler post-reaction treatment
Easy-to-produce black silicon could unlock promising applications
Jun 23, 2011
High density and high aspect ratio nanowhiskers have many uses across a wide range of fields including solar energy, batteries and chemical sensing
Solar cell developers combine merits of nanotubes and nanoparticles
Jun 3, 2011
Coating TiO2 nanotubes with particles inside and out increases overall photon conversion efficiency of DSSCs
Nanowire arrays improve performance of thin-film solar cells
Apr 19, 2011
Replacing window layer with embedded or free-standing nanowire array puts cells on a path to 26.8% increase in power-conversion efficiency
Effective light trapping in single coaxial nanowires
Mar 22, 2011
Optimized hybrid silicon nanowire system gives dramatic increase in photocurrent
Compound surface textures maximize solar-energy harvesting
Mar 9, 2011
Nanowhiskers and micro-grooves overlaid to boost broadband antireflection and light trapping in silicon solar cells
Graphene hybrid advances solubility and fluorescence quenching
Feb 22, 2011
Chemical functionalization improves processing and could benefit electrochemical and photochemical devices
Multiple dye layers expand the spectral response of solar cells
Jan 19, 2011
KIST researchers use selective positioning method to generate higher photocurrent density
SWCNT films outperform platinum in dye-sensitized solar cells
Oct 26, 2010
Gel-coated carbon nanotube films exhibit excellent electrochemical catalysis throughout four-week trial