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Archive for August, 2008

Meme that machine intelligence will surpass human intelligence gathers support

Posted by Jim Lewis on August 29th, 2008

Kurzweil’s concept of an impending “singularity,” in which machine intelligence surpasses human intelligence, has garnered support from Intel’s Chief Technology Officer Justin Rattner.

Act today to nominate undergraduate aging research project for $1.5 M award

Posted by Jim Lewis on August 28th, 2008

Whether you are an American Express cardholder or not, you can vote for an innovative effort to inspire undergraduates to strive for fundamental advances in our ability to control the aging process.

US and European approaches to advanced nanotechnology implications compared

Posted by Jim Lewis on August 28th, 2008

Government-sponsored discussions of the implications for society of advanced nanotechnology and other emerging technologies have taken place and are ongoing in both the US and Europe. A recent Nanowerk Spotlight written by Michael Berger gives an update of deliberations in Europe and compares and contrasts the US and European approaches. From “Europe and the U.S. [...]

Lining up proteins for nanotechnology

Posted by Jim Lewis on August 27th, 2008

Advanced nanotech might benefit if proteins could be arrayed on a surface so that they could be quickly and easily scanned for function or interactions with other molecules.

Multiple nanotechnology paths lead to harvesting solar energy

Posted by Jim Lewis on August 26th, 2008

Two stories today in ScienceDaily point to different nanotech applications that could enable a solar solution to our energy problems.

Nanotechnology advances toward atomically precise control of nanoparticle surfaces

Posted by Jim Lewis on August 25th, 2008

UK scientists have developed a combined computational and experimental method to determine how specific peptides self-assemble on the surface of a gold nanoparticle.

Nanotechnology tailors carbon nanotubes to deliver cancer treatment in mice

Posted by Jim Lewis on August 22nd, 2008

In a study with breast cancer in mice, a nanotech cancer therapy suppresses tumor growth with minimal side effects.

Nanotechnology provides key to turning waste into ethanol

Posted by Jim Lewis on August 21st, 2008

A new nanotech catalyst now enables the efficient conversion of syngas to ethanol.

Nanotechnology combines two different types of nanoparticles for more antibacterial action

Posted by Jim Lewis on August 20th, 2008

A combination of silver and calcium phosphate nanoparticles provides an even more effective nanotech antiseptic.

US citizens weigh in on nanotechnology for human enhancement

Posted by Jim Lewis on August 19th, 2008

The Center for Nanotechnology in Society at Arizona State University is one of two centers funded by the National Science Foundation to study nanotechnology in society. One of their tools for studying the impact of nanotech upon society is the National Citizens’ Technology Forum (NCTF). They have recently published the results of their National Citizens’ [...]

Nanotechnology integrates dissimilar nanowire arrays to make sensor circuits

Posted by Jim Lewis on August 18th, 2008

Two different types of nanowires have been integrated on a chip to detect and amplify optical signals.

Nanotechnology shows longer particles better to enter cancer cells

Posted by Jim Lewis on August 15th, 2008

Long particles are internalized by cancer cells more efficiently than are round particles.

Impermeable membrane one atom-thick for nanotechnology

Posted by Jim Lewis on August 14th, 2008

Nanotech has fashioned from graphene a one atom-thick membrane impermeable even to helium gas.

Nanotechnology produces highly conductive, single-molecule junction between electrodes

Posted by Jim Lewis on August 13th, 2008

Nanotech has taken a major step along the road to molecular electronics with the demonstration that one molecule of benzene can form a highly conductive junction between two platinum electrodes.

US House bill would establish a prize competition for nanotechnology

Posted by Jim Lewis on August 12th, 2008

H.R. 6661 establishes a prize competition for five key areas of nanotech.

Diamond mechanosynthesis for atomically precise nanotechnology to be explored experimentally

Posted by Jim Lewis on August 11th, 2008

A pioneering UK program aimed at developing a nanofactory has made a £1.53M ($3M) award to Professor Philip Moriarty of the University of Nottingham to support a five-year series of experiments to investigate the possibility of diamond mechanosynthesis, testing the theoretical proposals recently made by Robert Freitas and Ralph Merkle. Details are contained in the [...]

Russia’s nanotechnology "Manhattan Project" gets slow start

Posted by Christine Peterson on August 8th, 2008

From The Economist, a look at Russia’s technology, including nanotech: After years of high oil prices, money is again no object: in 2007 Russia put 130 billion roubles ($5.5 billion) into a state corporation for nanotechnologies that is being likened to the Manhattan Project… But the big problem for high technology in Russia is neither [...]

UV laser may enable nanotechnology to build atom-by-atom

Posted by Jim Lewis on August 8th, 2008

Nanotech researchers have constructed a UV laser that they expect will eventually be able to manipulate and precisely deposit Group III and Group V atoms to construct composite materials atom-by-atom.

Nanoscale self-assembled surfaces robust enough for nanotechnology applications

Posted by Jim Lewis on August 7th, 2008

Sturdy structures ordered with nanometer precision have now been formed by combining supramolecular assembly of ordered networks with self-assembled monolayers.

Potential of nanotechnology for clean energy draws attention of US presidential candidates

Posted by Jim Lewis on August 6th, 2008

A role for nanotech applications can be seen in the responses to the US energy crisis made by both candidates for the US Presidency.