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Search results for Applied Physics Letters
40% efficient solar cells to be used for solar electricity
Jun 01, 2007 |
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Scientists from Spectrolab, Inc., a subsidiary of Boeing, have recently published their research on the fabrication of solar cells that surpass the 40% efficiency milestone—the highest efficiency achieved ...
Moth eyes may hold key to more efficient solar cells
Feb 22, 2008 |
4.7 / 5 (115) |
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One of the difficulties with solar power is that solar cells are notoriously inefficient. Some of that inefficiency, says Peng Jiang, is due to the fact that silicon is reflective. Jiang, an assistant professor ...
Researchers create gold aluminum, black platinum, blue silver
Feb 01, 2008 |
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Using a tabletop laser, a University of Rochester optical scientist has turned pure aluminum, gold. And blue. And gray. And many other colors. And it works for every metal tested, including platinum, titanium, ...
V-shaped solar cells could lead to better efficiency
Dec 19, 2007 |
4.6 / 5 (102) |
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“In solar cells,” Peter Peumans tells PhysOrg.com, “the goal is always higher efficiencies. Higher efficiencies usually mean lower cost.”
Ultra-Fast Quantum-Dot Information Storage
Mar 21, 2008 |
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The information-storage market is dominated by two main types: Flash memory, used in memory sticks and cell phones, and dynamic random access memory (DRAM), which is the main memory in a personal computer. Both types have ...
Physicists Demonstrate How Information Can Escape From Black Holes
May 14, 2008 |
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Physicists at Penn State have provided a mechanism by which information can be recovered from black holes, those regions of space where gravity is so strong that, according to Einstein's theory of general ...
Titan's surface organics surpass oil reserves on Earth
Space & Earth / Earth Sciences
Feb 13, 2008 |
4.7 / 5 (85) |
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Saturn’s orange moon Titan has hundreds of times more liquid hydrocarbons than all the known oil and natural gas reserves on Earth, according to new Cassini data. The hydrocarbons rain from the sky, collecting ...
Scientists fabricate first plasma transistor
Nov 12, 2008 |
4.2 / 5 (84) |
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Since their development in the 1940s, transistors have been at the heart of computers and other modern electronic devices. Transistors - whose job is to start, stop, or amplify electric current - come in all ...
Single-pixel camera has multiple futures: Terahertz version adds new potential to unique invention
Oct 14, 2008 |
4.6 / 5 (73) |
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A terahertz version of the single-pixel camera developed by Rice University researchers could lead to breakthrough technologies in security, telecom, signal processing and medicine.
Quantum Chaos Unveiled?
Aug 06, 2008 |
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(PhysOrg.com) -- A University of Utah study is shedding light on an important, unsolved physics problem: the relationship between chaos theory - which is based on 300-year-old Newtonian physics - and the modern ...
Advance brings low-cost, bright LED lighting closer to reality
Jul 17, 2008 |
4.8 / 5 (70) |
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Researchers at Purdue University have overcome a major obstacle in reducing the cost of "solid state lighting," a technology that could cut electricity consumption by 10 percent if widely adopted.
Simple OLEDs ready for quick manufacturing
Oct 02, 2007 |
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With their attractively low energy consumption, Organic Light Emitting Diodes (OLEDs) are widely predicted to replace the LCDs now used in the large screens of laptops and TVs. Currently, OLEDs are commonly ...
Physicist Proposes Solution to Arrow-of-Time Paradox
Aug 27, 2009 |
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(PhysOrg.com) -- Entropy can decrease, according to a new proposal - but the process would destroy any evidence of its existence, and erase any memory an observer might have of it. It sounds like the plot ...
Scientists tailor light waves to desired frequencies
Jun 14, 2007 |
4.6 / 5 (62) |
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The ability to control light is vital for many of today’s technologies, most notably in communications and advanced computing. For example, by using materials from mirrors to nanoparticles, scientists can ...
Nanoparticles Generate Supersonic Shock Waves to Target Cancer
Jan 16, 2008 |
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By mixing nanomaterials that act as fuel and oxidizer, researchers have created a combustible nano explosive that can generate shock waves with Mach numbers up to 3.
