March 2010
Featured Highlights:
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Semiconductors: Localized yet magnetic
The interplay between carrier localization and magnetism in dilute magnetic semiconductors has been revealed.
Nature Phys.
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Superconductivity: Switched on
An elegant electrochemical circuit allows superconductivity to be ‘switched on’ at temperatures up to 15 K.
Nature Mater.
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Magnetic tunneling junctions: Merits of asymmetry
The asymmetry of magnetic tunneling junctions could be engineered to improve device efficiency.
Nature Phys.
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Nanocontainers: Responsive release
Porous silica nanoparticles release trapped guest molecules in response to multiple stimuli for applications including disease diagnostics, imaging and drug delivery.
J. Am. Chem. Soc.
Research Highlights:
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Carbon nanotubes: Spinning a yarn
An efficient process makes it possible to spin kilometer-long yarns of carbon nanotubes.
Adv. Mater. -
DNA detection: Gold gets a color boost
Hybrid nano-materials expand the spectrum of color-based biomolecular sensors.
Nano Lett. -
Crystallization: Enzymes take charge
Biomolecules provide a route to the benign synthesis of three polymorphs of titania.
Adv. Mater. -
Biodetection: One DNA at a time
Single-molecule nanoprobes have been prepared by DNA-templated synthesis.
Nature Mater. -
Nanotube sponges: Clean it up
Carbon nanotube sponges that could find applications in environmental clean-up have been synthesized.
Adv. Mater. -
Heavy-electron metals: Feeling the pressure
Increasing external pressure changes ytterbium sulfide from an insulator to a heavy-electron metal.
Phys. Rev. Lett.
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