A simple way to identify the number of graphene sheets on a substrate, even over a large area, is shown by US researchers.
Technology
Video abstract: Solution-Processed Organic Light-Emitting Transistors
Jung Hwa Seo and Gui Bazan describe solution-processed Organic Light-Emitting Transistors (OLETs).
DNA Encoding with Fluorescent Upconverting Nanoparticles Embedded in Microbarcodes
Microbarcodes embedded with rare earth nanocrystals show promise for disease detection and biomedicine.
Any Shape, Any Substrate Ferroelectric Materials
A new method of making ferroelectrics that uses a heated probe tip means they can be produced directly on virtually any substrate and in any shape.
Quantitative Blueprint for Better Nanomachines
The possibility to obtain work from nanomachines is a step closer to reality as scientists provide a quantitative framework describing interfacial interactions in a nanobiomolecular system.
A Physical Route to Highly Crystalline Graphene
A new method to produce purer, more conductive graphene sheets has been developed by a Korean research team
Surface Functionalization of Nanotube Fillers: A Review
Professor Dmitri Golberg reviews the first volume of the new Polymer Nano, Micro- & Macrocomposites series, edited by Dr. Vikas Mittal.
Nanocontrol using Peptides
Small changes can have a big effect; a very small change in molecular structure can have a profound controlling effect on the size of gold nanoparticle superstructures.
The power is within you: Composite biofuel cells
Carbon nanotube-enzyme composite electrodes are applied in glucose biofuel cells.
Multimetallic Nanomachines: Magnetic and Chemical Power Combine
Scientists at University of California, San Diego, USA, led by Joseph Wang, have put together a multisegment nanomotor that contains components responsive to magnetic and to chemical stimuli.
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