“Magnonics” using nanoscale magnetic waves could replace microwaves for many applications

A group of scientists from the University of Gothenburg and the Royal Institute of Technology (KTH) have become the first group in the world to demonstrate that theories about nanoscale spin waves agree with observations. This opens the way to replacing microwave technology in many applications, such as mobile phones and wireless networks, by components …

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The coming age of robotics

The field of robotics is about to enter an exponential growth phase. Robots from corporations such as Qinetic, irobot, and Vecna Robotics are already used extensively by the military and industry, and new robotics corporations, such as Seegrid and Heartland robotics, have formed. A combination of factors, including Moore’s law, the increasing cost of human …

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2G HTS Wire for High Magnetic Field Applications

2G HTS Wire for High Magnetic Field Applications (37 pages, May 27, 2011) 10-fold improvement by combination of higher self-field critical current and improved retention of in-field performance through technical innovations. Even at 4.2 K, 15 T, 2G HTS wire is comparable now with Nb3 Sn wire. Opportunity to improve to be 10X better than …

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Promise and hurdles to printed organs and some printed replacement parts in human trials by 2013 to 2016

“If the federal government created a ‘human organ project’ and wanted to make the kidney, I literally think it could happen in 10 years,” said chemical engineer Keith Murphy, co-founder of Organovo, a firm that makes and works with high-end bioprinters. But that would require a massive commitment of people, resources and billions of dollars. …

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A detailed Qualitative Approach to the Cold Fusion Nuclear Reactions of H/Ni

Christos Stremmenos has presented a new theory about the Rossi and Focardi low energy nuclear reactions The following two questions should be answered: 1. Which is the supposed mechanism that overcomes the powerful electrostatic repulse (Coulomb barrier) between the “shielded proton” and the Nickel nucleus? 2. For what reason there is almost no radiation of …

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AIDS tranmission could be stopped with about a 40% increase in funding and effort

About $16 billion a year is spent on AIDS in poor and middle-income countries. Half is generated locally and half is foreign aid. A report in this week’s Lancet suggests a carefully crafted mixture of approaches that does not involve treating all those without symptoms would bring great benefit for not much more than this—a …

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Carnival of Nuclear Energy 53

The Carnival of Nuclear Energy 53 is up at Cool Hand Nuke Deregulate the Atom looks at the Friday May 13 Blue Ribbon Commission hearing on Nuclear Waste A recurring theme for the six hour marathon meeting was that technical issues are processed far too slowly by the NRC. The NRC has been delaying their …

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Lead telluride with selenium and sodium has thermoelectric ZT of 1.8

Valence band structure of PbTe1 − xSex. Researchers have long tried to enhance the thermoelectric effect (turning heat into electricity) to make the devices practical. In doing so, the goal is typically to increase a property in the materials known as ZT, which depends on a set of factors that include a material’s ability to conduct heat …

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