Researchers create nanopatch for the heart

Engineers at Brown University have created a nanopatch for the heart that tests show restores areas that have been damaged, such as from a heart attack. Credit: Frank Mullin/Brown University Engineers at Brown University and in India have a promising new approach to treating heart-attack victims. The researchers created a nanopatch with carbon nanofibers and …

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Henry Markram and the Human Brain Project are in talks with EU for $1.61 billion to achieve human brain emulation by 2024

Henry Markram, a neuroscientist at the École Polytechnique Fédérale in Lausanne, Switzerland, has assembled a team of nine top European scientists for the research effort to build a computer model of a human brain. The Human Brain Project is in discussion with the EU for a £1billion (US$1.61 billion) grant. ‘This is one of the …

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DNA Computation

Researchers at New York University’s Courant Institute of Mathematical Sciences have outlined a method for storing programs inside DNA that simplifies nanocomputing—computation at the molecular level. Co-authored by Jessie Chang and Dennis Shasha, Stored Clocked Programs Inside DNA: A Simplifying Framework for Nanocomputing (Morgan and Claypool) describes how to build millions of DNA programs from …

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Diamond Aerogel could be followed by more forms of diamond with the right pressure and temperature combinations

A diamond aerogel has been hammered out of a microscopic anvil. Image by Kwei-Yu Chu/LLN Follow up on nano-crystalline diamond aerogel A Livermore team created a diamond aerogel from a standard carbon-based aerogel precursor using a laser-heated diamond anvil cell. The Livermore team has provided more pictures and information on their work. * The new …

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The switching location of a bipolar memristor: chemical, thermal and structural mapping

Three-dimensional steady-state heat transfer simulation. (a) Temperature map for an x–y slice taken through the middle of a 2 nm high and 100 nm wide cylindrical uniform heat source located directly on top of the bottom electrode (i.e. 1 nm above the surface of the bottom electrode, illustrated in right inset). Left inset shows a …

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Replacing – Graphene-Powered Optical Networks Could Lead to Petabit and Exabit Transmission Speeds

graphene-based waveguide-integrated optical modulator. This is a follow up to coverage of graphen optical modulators from a few days ago. UC Berkeley researchers have a graphene optical modulator down to 25 square microns in size — small enough to include in silicon circuitry — and modulated it at a speed of 1GHz. The researchers say …

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Impulse radar on a chip for medical, security, automotive and other applications

Novelda is a startup in Norway that has Impulse Radar on a 5 millimeter by 5 mm chip. The device can sense the distance to one or more remote objects by emitting and receiving very short pulses of electromagnetic energy. The pulses used by the Novelda Impulse Radars are typically shorter than 1 nanosecond in …

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Waste heat engine that can use any fuel receives patent and will launch commercially later in 2011

Cyclone Power Technologies, developer of the external combustion Cyclone Engine, announced that the US Patent and Trademark Office has allowed the company a patent on its scalable waste energy recycling engine known as the WHE (Waste Heat Engine). It is designed to run on waste heat from the exhaust of small industrial furnaces, diesel engines …

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Five arrested under Terrorism Act near UK Sellafield nuclaer reprocessing facilities

Five men were arrested under the UK’s Terrorism Act near the Sellafield site on 2 May, said Cumbria Police. Sellafield (formerly known as Windscale) is a nuclear processing and former electricity generating site, close to the village of Seascale on the coast of the Irish Sea in Cumbria, England. Facilities at the site include the …

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Tiny robots self-assemble with a single command – robots use electrostatic power

wafer holds many individual microrobots. Each robot consists of a body (about 100 micrometers long) and an arm that it uses to turn. Several of these robots can be controlled at once. Credit: Igor Paprotny Researchers at the University of California, Berkeley and Duke University have shown how to use a single electrical signal to …

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