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Home > News > Tags > semiconductors
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Stories about: semiconductors |
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For the first time ever, a team of experts at the US Department of Energy's (DOE) Lawrence Berkeley National Laboratory (Berkeley Lab) managed to develop a technique that allows them to observe as single copper sulfide nanocrystal undergoes structural transformation.
If these observations can be translated in... |
9 July 2011
05:53 GMT |
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Physicists in the United States say that it is possible to use a new semiconducting material to increase the efficiency of solar cells by more than 300 percent from current levels. They further add that this transition can be made rather inexpensively. In some of the world's most efficient solar cells, several l... |
31 January 2011
04:13 GMT |
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In an achievement that could change the way the electronics industry runs, experts at an American university managed to develop the first two-terminal memory chips made entirely out of silicon.The accomplishment could have far-reaching implications for the electronics industry, as well as for mamoelectronic manufactu... |
1 September 2010
09:07 GMT |
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In a development that could see major innovations being introduced to the computer industry, a team of investigators recently managed to produce the first plastic-based memory device that uses electrons to read and write data, rather the usual magnetic “1s” and “0s.”The accomplishment could se... |
10 August 2010
10:29 GMT |
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A team of experts at the Joint Institute for Laboratory Astrophysics (JILA), which is jointly operated by the University of Colorado in Boulder (UCB) and the US National Institute of Standards and Technology (NIST) has recently developed a new method of decontaminating semiconductor materials. The achievement is very... |
4 August 2010
10:35 GMT |
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It's no secret to anyone that flawless diamonds are the most expensive ones. That naturally happens because they are very rare. A large portion of all extracted diamonds have flaws, while others only small defects. Some time ago, researchers at the University of California in Santa Barbara (UCSB) have determined... |
4 May 2010
09:43 GMT |
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At this point, nanowire technology counts as one of the most promising in the world, with enormous potential applications for a wide array of fields. Usually made out of alloy materials, these very thin wires can be used in the electronics industry, or for designing new medical tools and new processors. In recent adv... |
22 March 2010
06:02 GMT |
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Graphene, a carbon compound that was discovered only 6 years ago, is one of the materials that promise to innovate science, creating better radios, computers, electronics and phones, in addition to revolutionizing materials science. But the atom-thick, semi-metallic graphene suffers from a major drawback, and namely ... |
26 February 2010
11:05 GMT |
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Scientists were finally able to modify a molecule to the extent that it could soon be possible to use it as a semiconductor. This is the first time this was achieved, and the team behind the investigation, based at the University of New Hampshire, is ecstatic about the results. Manufacturing flexible organic electron... |
12 February 2010
04:31 GMT |
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Experts at the University of Notre Dame, in Paris, have recently managed to achieve new heights in nitride semiconductor research. They have been able to produce materials that are far more efficient than existing ones, thus opening the way for a completely new generation of ultraviolet (UV) lasers and light-emitting... |
4 January 2010
04:05 GMT |
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Scientists at the Boston College recently announced that they managed to devise a new type of very thin solar cells, which are able to harvest the energy stored in so-called “hot electrons.” These particles are generated as free electrons, when photons making up light are captured by the components of reg... |
11 December 2009
10:21 GMT |
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Rumors around the Internet and the blogosphere have it that researchers working with the Cryogenic Dark Matter Search (CDMS) collaboration may have discovered certain signs of the elusive dark matter, the proposed force that acts like gravity, keeping galaxies together. The existence of this type of matter has been h... |
10 December 2009
10:49 GMT |
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Scientists at IBM, the Purdue University, and the University of California in Los Angeles (UCLA) announce the creation of a new generation of ultrasmall transistors and advanced computer processors, which rely solely on the massive improvements made possible by semiconducting nanowires. These small-scale structures a... |
27 November 2009
15:01 GMT |
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Scientists at the Stanford University announce the completion of a new class of electronic devices, fully biodegradable organic transistors. The materials hold great promise for the field of medicine, where they could be used to control temporary medical implants, before being harmlessly absorbed within the organism ... |
14 November 2009
14:01 GMT |
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Semiconductor chips, which could be rightfully dubbed the “backbone” of modern society, are at the very foundation of a number of electronic devices including microchips and other circuits. They essentially keep the world moving today and are of invaluable use to humans in most aspects of life. In spite o... |
5 November 2009
05:04 GMT |
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Over the past few years, numerous and important advancements have been made in the battery industry, with scientists developing ever smaller and more effective devices for a wide range of applications. In fact, it was progress in the industry that allowed car manufacturers to ponder releasing all-electric vehicle lin... |
8 October 2009
13:41 GMT |
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Silicon is the most widely used material in the semiconductor industry today, and experts have often said that the chemical is just as brittle as glass, and that it breaks easily. Apparently, that is entirely true, but only at the macroscale. As soon as researchers took the idea down to a smaller level – the na... |
8 October 2009
10:57 GMT |
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Carbon nanotubes (CNT) are among the most promising new materials around at this point. They exhibit amazing chemical and physical properties, and could be of tremendous use in future, electronic devices. A large number of research groups is looking into customizing their properties, as it became obvious that they co... |
2 October 2009
08:51 GMT |
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A team of physicists from the University of Michigan (UM) announce the creation of the world's first atomic-scale map of the promising quantum dots, semiconductors whose excitons are confined in all three spatial dimensions. Quantum dots potentially have the ability to influence a large number of production proc... |
1 October 2009
05:03 GMT |
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According to an international science group, the now-renowned carbon compound known as graphene can be turned into a highly efficient semiconductor material through a simple tug. The experts, from the University of Manchester, in the United Kingdom, the Institute of Materials Science, in Madrid, Spain, and the Univer... |
28 September 2009
10:05 GMT |
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Ever since lasers first appeared, efforts have been oriented towards making them more efficient, smaller, larger, or more powerful. While some laser facilities boast instruments spanning hundreds of feet in size, some scientists are working on the micro- and nanoscale, to create devices with applications in handling ... |
31 August 2009
14:01 GMT |
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Experts at the University of Texas in Austin, led by chemical engineer Brian Korgel, have recently developed a new type of solar cells, a bit less conventional. They propose that the energy-producing structures be made out of nanoparticle “inks,” which could be sprayed on rooftops and other structures lik... |
25 August 2009
15:51 GMT |
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Semiconductors have been the base for modern-day electronics since the first processors appeared, but, for a long time, experts have been trying to make them into structures that not only conduct electricity, but also have their own unique functions. Inspiration for this was drawn from magnets, which, for instance, p... |
21 August 2009
05:21 GMT |
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Moore's Law has been the sacred rule of the computing hardware industry since its announcement in 1965. Basically, it states that the number of transistors in an average processor, for example, will increase exponentially, with the number doubling once every two years. However, it has been known that the pace of... |
24 July 2009
15:11 GMT |
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Regular solar cells are expected in the near future to be replaced by thin film cells, which are both cheaper and more efficient. Their costs are driven down by the fact that they require less material to construct, while their quality is boosted by the new materials it incorporates, and also its reduced thickness. J... |
24 July 2009
08:55 GMT |
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Experts at the US Department Of Energy's (DOE) Lawrence Berkeley National Laboratory (Berkeley Lab) recently reported the creation of a new class of nanocrystals, perfectly able to store carbon dioxide. The non-toxic, magnesium oxide particles can also emit blue light very effectively, and their creators hope to... |
22 July 2009
05:57 GMT |
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Fuel cell technology holds the most promise as the next big thing in energy storage, as it is far more effective than conventional batteries in providing electrical current to electric cars and other such machines. However, at this point, it is still not quite ready for implementation, and the cells' rather bulk... |
22 June 2009
06:54 GMT |
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A team of experts from the University of Chicago and Lawrence Berkeley National Laboratory has recently announced the development of a new type of material, an electronic glue that is able to bind nanocrystals together, and that also helps them pass electrical charge from one to the other. The find could have importa... |
12 June 2009
05:56 GMT |
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Most chemical elements have the ability to become superconductors under given circumstances, when they are subjected to very low temperatures and high pressures, depending on the material. However, until now, researchers failed to endow copper, silver, gold, and germanium with this ability, mostly because of the part... |
30 May 2009
03:20 GMT |
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Ever since graphene was first discovered in 2004, the scientific community has been buzzing with excitement as to the wide array of possibilities that the new, one-atom-thick material opened. One of the most hyped subjects was that of using the exotic material as a basis for a new generation of computer processors th... |
8 May 2009
09:56 GMT |
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Producing carbon nanotubes is easy - scientists cracked that secret more than a decade ago, albeit making them grow in an orderly fashion is somewhat more complicated. Or at least it was, because two teams of researchers have recently proven new methods through which carbon nanotubes can be sorted and organized so th... |
9 July 2008
10:16 GMT |
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Light emitting diodes, or most commonly known as LEDs, are solid-state electronic devices used to produce light. Practically LEDs are a special type of diodes encased into tiny transparent plastic bulbs, which emit light when powered. Unlike traditional light bulbs and fluorescent tubes, LEDs do not use metal filamen... |
9 April 2008
10:48 GMT |
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Graphene has a thermal conductivity fifty percent higher than that of carbon nanotube, and about 10 times higher than metals such as copper and aluminum. Better still, graphene combines both semiconductor and metal properties which make it ideal for a replacement for semiconductors currently used in computer chips. G... |
24 March 2008
11:32 GMT |
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Most of us regard lasers as some kind of weird devices that came from the future and are restricted only to scientific investigations, when in fact use lasers every day without even noticing. Infrared remote control? Laser powered, so is your compact disk player. Remember that the thin line of light scanning your pro... |
18 March 2008
07:44 GMT |
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I'm sure most of you have heard a few things about quantum dots in science news, however most of these never seem to present what a quantum dot really is. Quantum dots are usually constructed out of semiconductors and routinely studied in electronic devices such as transistors, light emitting diodes or laser dio... |
3 March 2008
10:05 GMT |
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Chartered Semiconductor has just announced having signed an agreement with Hitachi regarding the buyout of its 8-inch fab in Singapore for $233 million. The purchase is meant to expand Chartered's production capacity for eight-inch wafer semiconductors.The agreement between Chartered Semiconductor Manufacturing ... |
15 February 2008
08:16 GMT |
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The study conducted by Thomas Lummerstorfer represents a review of one of his earlier papers into the study of solid-solid interfaces with the help of infrared spectroscopy techniques, which could not be tested experimentally until now. He previously predicted that with the help of a sandwich-like optical configurati... |
13 February 2008
06:57 GMT |
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Micron Technologies has reported a quarterly loss after a full year of profit. The largest manufacturer of memory chips in the United States has been terribly affected by the free-falling prices that could not even cover the manufacturing costs.Previously, Micron reported first fiscal quarter net loss of $262 millio... |
21 December 2007
10:47 GMT |
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The two all-times Japanese rivals Toshiba and Sharp have reached an agreement upon enlarging their liquid crystal displays businesses, in order to fight the increasing competition in the flat-panel TV sector. According to both companies' presidents, Toshiba will purchase LCD panels from Sharp for TVs of 32 inch... |
21 December 2007
10:17 GMT |
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Infineon Technologies and IBM have reached an agreement upon the latter purchasing an embedded flash memory manufacturing process license. IBM is ready to deploy the 30-nm version of the process to the company's units in North America. At the same time, Infineon has announced that it would use the IBM foundry fo... |
20 December 2007
10:36 GMT |
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I think we have had enough of computers packed with tens of fans, all blowing air around like it's some kind army experiment to develop a new air turbine engine, and of worrying all the time about the possibility of the microprocessor fan dying on us, and ruining the chip. Most people think that the microproces... |
20 December 2007
06:48 GMT |
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The device used in order to generate the pure spin current, produced at the Naval Research Laboratory, modulates and electrically detects pure spin in silicon semiconductors, mostly used in electronic devices. A silicon n-type layer enables the generation of a spin current, with the help of magnetic contacts placed o... |
6 December 2007
10:07 GMT |
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Professor Mildred S. Dresselhaus from the Massachusetts Institute of Technology has brought back to life the old idea of designing materials that could be used for controlling temperatures, with extremely efficient electronic devices similar to the photovoltaic cells and electronic devices. The material works in effi... |
21 November 2007
07:17 GMT |
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They're not really functioning cybernetic organisms, but they may be a new step towards taking this concept from the sci-fi productions and bringing it to the real world. A new generation of electronics was now created by combining semiconductors with biological viruses, in what could be considered an environmen... |
14 July 2007
04:52 GMT |
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At the Windows Hardware Engineering Conference (WinHEC) 2007 in Los Angeles, on May 15, Microsoft Chairman Bill Gates applauded approximately 40 million sold Windows Vista licenses. "We've really been amazed at the customer response," Gates stated. "What's happened in the last 100 days has been beyond our e... |
5 July 2007
11:52 GMT |
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Organic semiconductors have a good electrical conductivity, ranging between that of ordinary metals and that of insulating chemical compounds, but they have another advantage, given by their organic nature. Polyacetylene is a good example of organic semiconductors.Among future and present applications of these mate... |
28 June 2007
09:06 GMT |
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