Astronomers reveal contents of mysterious black hole jets
An international team of astronomers has answered a long standing question about the enigmatic jets emitted by black holes, in research published today in prestigious journal Nature.
An international team of astronomers has answered a long standing question about the enigmatic jets emitted by black holes, in research published today in prestigious journal Nature.
Astronomy
Nov 13, 2013
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This image from the NASA/ESA Hubble Space Telescope reveals tendrils of dark dust threading across the heart of the spiral galaxy NGC 7172. The galaxy lies approximately 110 million light-years from Earth in the constellation ...
Astronomy
Apr 4, 2022
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Metalenses—flat surfaces that use nanostructures to focus light—are poised to revolutionize everything from microscopy to cameras, sensors, and displays. But so far, most of the lenses have been about the size of a piece ...
Nanomaterials
Dec 3, 2019
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1390
Researchers at Duke University have discovered that a perfect absorber of electromagnetic waves they described in a 2017 paper can easily be tweaked into a sort of "time-reversed laser" known as a coherent perfect absorber ...
Optics & Photonics
Feb 15, 2019
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Nearly doubling the efficiency of a breakthrough photovoltaic cell they created last year, UCLA researchers have developed a two-layer, see-through solar film that could be placed on windows, sunroofs, smartphone displays ...
Energy & Green Tech
Jul 29, 2013
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(PhysOrg.com) -- Researchers at the University of Dundee have made a breakthrough in the study of magnetic fields, which enhances our understanding of how stars, including the Sun, work.
General Physics
Aug 20, 2010
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(PhysOrg.com) -- Australian and US solar cell researchers have achieved the highest efficiency for solar power, setting a new world record of 43 per cent of sunlight converted into electricity.
Energy & Green Tech
Aug 27, 2009
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For more than 100 years, scientists have debated what the underlying molecular structure of water is, and the common view has been that H2O molecules are either "water-like" or "ice-like." Now through computer simulation ...
Condensed Matter
Jan 20, 2016
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(PhysOrg.com) -- "There is a lot of interest in creating more efficient solar cells that are also simpler than many of the designs common now," Wladek Walukiewicz tells PhysOrg.com. "We think that, through the mixing of certain ...
Scientists now have a way to more accurately compare how efficiently plants and photovoltaic, or solar, cells convert sunlight into energy, thanks to findings by a research consortium that included a U.S. Department of Agriculture ...
Energy & Green Tech
Jan 16, 2012
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