Ultrasensitive prototype device approaches gold standard for magnetic field detection

A tiny sensor that can detect magnetic field changes as small as 70 femtoteslas-equivalent to the brain waves of a person daydreaming-has been demonstrated at the National Institute of Standards and Technology (NIST). The sensor could be battery-operated and could reduce the costs of non-invasive biomagnetic measurements such as fetal heart monitoring. The device also …

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Scanning tunneling microscope made 100 to 1000 times faster

From physorg.com, using an existing technique in a novel way, Cornell physicist Keith Schwab and colleagues at Cornell and Boston University have made the scanning tunneling microscope (STM) — which can image individual atoms on a surface — at least 100 times faster. The simple adaptation, based on a method of measurement currently used in …

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Future Robosapien variant with infrared location

the makers of Robosapien is partnering with a company that will help them to add location awareness to new robot products starting in 2009 How the robotic location is done using infrared “Evolution’s technologies are revolutionizing the way we interact with robots and consumers will be truly amazed when they see what these products can …

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