News tagged with photoelectric
Measuring Electron Orbitals
Nov 16, 2009 |
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(PhysOrg.com) -- For the first time, it has been possible to measure electron density in individual molecular states using what is known as the photoelectric effect. Now published in Science, this method repres ...
Engineers design silicon-free photoelectric module of easy incorporation
Feb 23, 2009 |
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A team of researchers at the Ikerlan-IK4 technological centre have made a laboratory-scale photoelectric panel which, apart from fulfilling the function of converting solar light into electricity, solves the problems of integratability ...
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Shaking the Fundamentals of Physics: At the Limits of the Photoelectric Effect
Apr 24, 2009 |
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With extremely short wavelengths and very high intensities, light-matter interaction seems to be different than previously accepted.
Discovered after 40 years: Moon dust hazard influenced by Sun's elevation
Space & Earth / Earth Sciences
Apr 17, 2009 |
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In the 1960s and 1970s, the Apollo Moon Program struggled with a minuscule, yet formidable enemy: sticky lunar dust. Four decades later, a new study reveals that forces compelling lunar dust to cling to surfaces ...
Space-Based Solar Power Coming to California in 2016
Apr 15, 2009 |
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(PhysOrg.com) -- In the near future, a solar power satellite may be supplying electricity to 250,000 homes around Fresno County, California. Unlike ground-based solar arrays, satellites would be unaffected ...
Life Expectancy on the Rise -- Even for Quantum States
Apr 14, 2009 |
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(PhysOrg.com) -- For the first time, scientists have succeeded in measuring and controlling the lifetime of quantum states with potential use in optoelectronic chips. This achievement is highly significant ...
In Memoriam: Martin J. Klein, Historian of Modern Physics, Edited Einstein Papers
Apr 10, 2009 |
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(PhysOrg.com) -- Martin Jesse Klein, a historian of modern physics and former senior editor of "The Collected Papers of Albert Einstein," passed away on March 28. He was 84 years old.
Plugging in Molecular Wires
Feb 11, 2009 |
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(PhysOrg.com) -- Plants, algae, and cyanobacteria (blue-green algae) are masters of everything to do with solar energy because they are able to almost completely transform captured sunlight into chemical energy. This is in ...
Not all smoke alarms created equal
Apr 11, 2008 |
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If you thought all smoke alarms were equally effective, think again. According to a recent study by researchers from the Harborview Injury Prevention and Research Center (HIPRC) and the University of Washington in Seattle, ...
First direct observations of spinons and holons
Jul 13, 2006 |
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The theory has been around for more than 40 years, but only now has it been confirmed through direct and unambiguous experimental results. Working at the Advanced Light Source (ALS) of the U.S. Department of ...
Scientists design Maglev car with greater stability
Jun 02, 2006 |
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Since the late ‘60s, scientists have been designing, building and operating “flying trains,” or magnetically levitated (“Maglev”) systems. However, the sci-fi-like technology still faces challenges for increased ...
Scientists create the first synthetic nanoscale fractal molecule
May 11, 2006 |
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From snowflakes to the leaves on a tree, objects in nature are made of irregular molecules called fractals. Scientists now have created and captured an image of the largest man-made fractal molecule at the ...
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