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The tiniest refrigerator in the world

A Finnish group of researchers at the Low Temperature Laboratory of Helsinki University of Technology (TKK) have developed and fabricated a nanoscale heat transistor, and simultaneously the smallest refrigerator ever made.

Posted: Nov 8th, 2007

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Nanoparticle images and treats cancer, reports on drug delivery

Using a quantum dot plus an aptamer that doubles as a tether for the anticancer drug doxorubicin, a team of investigators at the Massachusetts Institute of Technology (MIT)-Harvard Center of Cancer Nanotechnology Excellence has developed a multifunctional nanoparticle that not only treats cancer but also images those tumors that have received drug therapy.

Posted: Nov 8th, 2007

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Mining tiny diamonds for drug delivery

Northwestern University researchers have shown that nanodiamonds are effective at delivering chemotherapy drugs to cells without the negative effects associated with current drug delivery agents.

Posted: Nov 8th, 2007

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Tracking targeted siRNA nanoparticles with in vivo imaging

Using nanoparticles tagged with both a fluorescent label and a radioactive isotope of the element copper, a team of investigators at the California Institute of Technology has shown that targeting siRNA-containing nanoparticles to tumors increases tumor uptake rather than tumor localization.

Posted: Nov 8th, 2007

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Hydrogen, the energy vector for the plane of tomorrow

The scientific community is progressively experiencing a greater interest in environmentally friendly energy generation technologies, and their suitable applications, such is the case of hydrogen fuel cells applied to aeronautics.

Posted: Nov 7th, 2007

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Breakthrough toward industrial-scale production of nanodevices

Scientists in Maryland are reporting an important advance toward the long-sought goal of industrial-scale fabrication of nanowire-based devices like ultra-sensitive sensors, light emitting diodes, and transistors for inexpensive, high-performance electronics products.

Posted: Nov 7th, 2007

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Aiding the environment, a nanostep at a time

The New York Times runs an article today (Aiding the Environment, a Nanostep at a Time) takes a critical look at nanotechnology's promised benefits for the environment - with not much to show yet.

Posted: Nov 7th, 2007

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UTSA, UT Austin lead national nanoscience team

The University of Texas at San Antonio and the University of Texas at Austin are two of five research universities in a nationwide consortium awarded $1.4 million from the National Science Foundation. The Nanoscale Interdisciplinary Research Team grant will enable researchers to explore ways to concentrate optical energy on a scale of nanometers and develop means to control optical energy for applications in nanoscience and nanotechnology.

Posted: Nov 7th, 2007

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