In certain massive galaxies, including our own Milky Ways, the large black holes at their cores appear to be starving. That is to say, they no longer accumulate new matter in their accretion disks, from where they pass it on through the event horizon. In a new development, researchers using the NASA Chandra X-ray Obs... |
6 January 2010
18:01 GMT |
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Scientists from the US Department of Energy's (DOE) Lawrence Berkeley National Laboratory (Berkeley Lab) have recently developed a new method of increasing the electrical conductance of cadmium-selenide nanorod crystals by about 100,000 times. The advancement could have significant implications for future genera... |
11 September 2009
02:57 GMT |
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Since it was first discovered in 2004, graphene has been one of the materials largely touted as having the potential to completely revolutionize the world, at least in terms of electronic devices. Believed to be a sustainable alternative to the silicon used in modern chips, the carbon compound has proven its abiliti... |
10 July 2009
04:44 GMT |
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For a long time, ferroelectric materials have been touted as one of the most promising classes of materials to be used for next-generation electronic devices that would be smaller, faster, more powerful and consume less energy than existing ones. However, making them a feasible option is not easy, because of the tech... |
18 June 2009
18:01 GMT |
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