http://www.technology-blog.com/ Read and research in the technology field from technology-blog.com Sat, 21 Jan 2012 00:35:27 GMT en-us http://www.technology-blog.com/images/blogs/technology-blog.jpg http://www.technology-blog.com/ 115 82 http://www.technology-blog.com/blogs/permalinks/1-2012/in-solar-cells-tweaking-the-tiniest.html http://www.technology-blog.com/blogs/permalinks/1-2012/in-solar-cells-tweaking-the-tiniest.html Sat, 21 Jan 2012 00:35:27 GMT Scientists from the University at Buffalo, Army Research Laboratory and Air Force Office of Scientific Research have developed a new, nanomaterials-based technology that has the potential to increase the efficiency of photovoltaic cells up to 45 percent. -- Specifically, the scientists have shown that embedding charged quantum dots into solar cells can improve electrical output by enabling the cells to harvest infrared light, and by increasing the lifetime of photoelectrons. The technology can be applied to a number of different photovoltaic structures........ ]]> http://www.technology-blog.com/blogs/permalinks/7-2011/an-application-for-every-occasion.html http://www.technology-blog.com/blogs/permalinks/7-2011/an-application-for-every-occasion.html Sat, 21 Jan 2012 00:35:27 GMT The Nokia W8 has an application to suit all. It includes a HTML Browser along with various social networking sites applications that allow the user to stay in touch with both their friends and family on a regular basis whilst on the go! Facebook and Twitter are two of the most popular social networking applications available and both come with the option of push notifications. This will notify the user of when he or she has been contacted through either site........ ]]> http://www.technology-blog.com/blogs/permalinks/7-2011/new-laser-technology-could-kill-viruses.html http://www.technology-blog.com/blogs/permalinks/7-2011/new-laser-technology-could-kill-viruses.html Sat, 21 Jan 2012 00:35:27 GMT A team led by a professor at the University of California, Riverside Bourns College of Engineering has made a discovery in semiconductor nanowire laser technology that could potentially do everything from kill viruses to increase storage capacity of DVDs. Ultraviolet semiconductor diode lasers are widely used in data processing, information storage and biology. Their applications have been limited, however, by size, cost and power. The current generation of ultraviolet lasers is based on a material called gallium nitride, but Jianlin Liu, a professor of electrical engineering, and colleagues have made a breakthrough in zinc oxide nanowire waveguide lasers, which can offer smaller sizes, lower costs, higher powers and shorter wavelengths........ ]]> http://www.technology-blog.com/blogs/permalinks/7-2011/optics-in-leds-for-lighting.html http://www.technology-blog.com/blogs/permalinks/7-2011/optics-in-leds-for-lighting.html Sat, 21 Jan 2012 00:35:27 GMT Light-emitting diodes (LEDs) have been changing the way we see the world since the 1960s. Their usage in everyday life is pervasive and continues to increase thanks to the cutting-edge research being done in the field of optics. To highlight breakthroughs in LEDs, the editors of Energy Express, a bi-monthly supplement to Optics Express, the open-access journal of the Optical Society (OSA), today published a special Focus Issue on Optics in LEDs for Lighting. The issue is organized and edited by Guest Editors Jae-Hyun Ryou and Russell Dupuis of the Georgia Institute of Technology........ ]]> http://www.technology-blog.com/blogs/permalinks/6-2011/putting-a-new-spin-on-computing.html http://www.technology-blog.com/blogs/permalinks/6-2011/putting-a-new-spin-on-computing.html Sat, 21 Jan 2012 00:35:27 GMT In a recent publication in Physical Review Letters, physicists at the University of Arizona propose a way to translate the elusive magnetic spin of electrons into easily measurable electric signals. The finding is a key step in the development of computing based on spintronics, which doesn't rely on electron charge to digitize information........ ]]> http://www.technology-blog.com/blogs/permalinks/5-2011/electronic-life-on-the-edge.html http://www.technology-blog.com/blogs/permalinks/5-2011/electronic-life-on-the-edge.html Sat, 21 Jan 2012 00:35:27 GMT As far back as the 1990s, long before anyone had actually isolated graphene � a honeycomb lattice of carbon just one atom thick � theorists were predicting extraordinary properties at the edges of graphene nanoribbons. Now physicists at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab), and their colleagues at the University of California at Berkeley, Stanford University, and other institutions, have made the first precise measurements of the "edge states" of well-ordered nanoribbons........ ]]> http://www.technology-blog.com/blogs/permalinks/4-2011/cloud-computing.html http://www.technology-blog.com/blogs/permalinks/4-2011/cloud-computing.html Sat, 21 Jan 2012 00:35:27 GMT Cloud.CM is a cloud computing website for people of all ages and backgrounds. Using leading-edge technology they have created an online virtual desktop that can be accessed anytime and from anywhere. Users can use Cloud.CM to create, store, and share files while simultaneously collaborating with friends, family, and colleagues in a secured and safe environment. They provide additional multimedia and social networking tools that serve to round out the ultimate online experience and offer users an all-in-one solution to their everyday online needs........ ]]> http://www.technology-blog.com/blogs/permalinks/3-2011/smart-phones-not-replacing-other-media.html http://www.technology-blog.com/blogs/permalinks/3-2011/smart-phones-not-replacing-other-media.html Sat, 21 Jan 2012 00:35:27 GMT Ohio - In a first-of-its-kind study, scientists observed that mobile media technologies such as smart phones aren't taking people away from relying on traditional media sources such as newspapers or television. Instead, mobile media are filling the spaces in people's daily routine in which other media sources are either unavailable or inconvenient to use........ ]]> http://www.technology-blog.com/blogs/permalinks/3-2011/batteries-charge-quickly-and-retain-capacity.html http://www.technology-blog.com/blogs/permalinks/3-2011/batteries-charge-quickly-and-retain-capacity.html Sat, 21 Jan 2012 00:35:27 GMT The batteries in Illinois professor Paul Braun's lab look like any others, but they pack a surprise inside. Braun's group developed a three-dimensional nanostructure for battery cathodes that allows for dramatically faster charging and discharging without sacrificing energy storage capacity. The researchers' findings would be reported in the March 20 advance online edition of the journal Nature Nanotechnology........ ]]> http://www.technology-blog.com/blogs/permalinks/3-2011/better-memory-chips.html http://www.technology-blog.com/blogs/permalinks/3-2011/better-memory-chips.html Sat, 21 Jan 2012 00:35:27 GMT Engineering scientists at the University of Michigan have found a way to improve the performance of ferroelectric materials, which have the potential to make memory devices with more storage capacity than magnetic hard drives and faster write speed and longer lifetimes than flash memory. In ferroelectric memory the direction of molecules' electrical polarization serves as a 0 or a 1 bit. An electric field is used to flip the polarization, which is how data is stored........ ]]> http://www.technology-blog.com/blogs/permalinks/2-2011/a-technology-tourist-in-new-york.html http://www.technology-blog.com/blogs/permalinks/2-2011/a-technology-tourist-in-new-york.html Sat, 21 Jan 2012 00:35:27 GMT Taking a trip to New York can be very rewarding for those who have an interest in technology. Home to some of the greatest museums and technological attractions in the world, New York will make any tech geek feel right at home. Visiting some of these museums will not only fill the day with wonder, but it will offer technology buffs a chance to enjoy a day in an environment they love........ ]]> http://www.technology-blog.com/blogs/permalinks/2-2011/growing-nanolasers-on-silicon.html http://www.technology-blog.com/blogs/permalinks/2-2011/growing-nanolasers-on-silicon.html Sat, 21 Jan 2012 00:35:27 GMT Engineers at the University of California, Berkeley, have found a way to grow nanolasers directly onto a silicon surface, an achievement that could lead to a new class of faster, more efficient microprocessors, as well as to powerful biochemical sensors that use optoelectronic chips. They describe their work in a paper to be published Feb. 6 in an advanced online issue of the journal Nature Photonics....... ]]> http://www.technology-blog.com/blogs/permalinks/1-2011/new-lab-on-chip-advance.html http://www.technology-blog.com/blogs/permalinks/1-2011/new-lab-on-chip-advance.html Sat, 21 Jan 2012 00:35:27 GMT Scientists have invented a technique that uses inexpensive paper to make "microfluidic" devices for rapid medical diagnostics and chemical analysis. The innovation represents a way to enhance commercially available diagnostic devices that use paper-strip assays like those that test for diabetes and pregnancy........ ]]> http://www.technology-blog.com/blogs/permalinks/1-2011/increasing-wireless-speed.html http://www.technology-blog.com/blogs/permalinks/1-2011/increasing-wireless-speed.html Sat, 21 Jan 2012 00:35:27 GMT In the first phase of a more than two-year study funded by InterDigital, Virginia Tech scientists have made great strides in the development of more reliable and efficient spectrum sensing techniques that will be needed to meet the ever-expanding demand for wireless technologies. "The U.S. government has noted that broadband wireless access technologies are a key foundation for economic growth, job creation, global competitiveness, and a better way of life," explained Claudio da Silva, an assistant professor in Virginia Tech's Bradley Department of Electrical and Computer Engineering http://www.ece.vt.edu/faculty/cdasilva.php. He was referring to a recent report by the Federal Communications Commission on the need to ensure all Americans have access to broadband capability http://www.broadband.gov/download-plan/........ ]]> http://www.technology-blog.com/blogs/permalinks/1-2011/a-practical-path-to-superfast-computing.html http://www.technology-blog.com/blogs/permalinks/1-2011/a-practical-path-to-superfast-computing.html Sat, 21 Jan 2012 00:35:27 GMT They said it could be done and now they've done it. What's more, they did it with a GRIN. A team of scientists with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California, Berkeley, have carried out the first experimental demonstration of GRIN - for gradient index - plasmonics, a hybrid technology that opens the door to a wide range of exotic optics, including superfast computers based on light rather than electronic signals, ultra-powerful optical microscopes able to resolve DNA molecules with visible light, and "invisibility" carpet-cloaking devices........ ]]>