Search results for semiconductors:
Gallium nitride transistor could replace silicon
4 hours ago |
4.9 / 5 (10) |
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(PhysOrg.com) -- A Cornell researcher has created an extremely efficient transistor made from gallium nitride, which may soon replace silicon as king of semiconductors for power applications.
Spin polarization achieved in room temperature silicon
Nov 27, 2009 |
4.8 / 5 (19) |
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(PhysOrg.com) -- A group in The Netherlands has achieved a first: injection of spin-polarized electrons in silicon at room temperature. This has previously been observed only at extremely low temperatures, ...
Nanowires key to future transistors, electronics
Nov 26, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- A new generation of ultrasmall transistors and more powerful computer chips using tiny structures called semiconducting nanowires are closer to reality after a key discovery by researchers ...
New study confirms exotic electric properties of graphene
Nanotechnology / Nanomaterials
Nov 17, 2009 |
4.8 / 5 (23) |
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(PhysOrg.com) -- First, it was the soccer-ball-shaped molecules dubbed buckyballs. Then it was the cylindrically shaped nanotubes. Now, the hottest new material in physics and nanotechnology is graphene: ...
Research helps overcome barrier for organic electronics
Nanotechnology / Nanomaterials
Nov 10, 2009 |
4.9 / 5 (10) |
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(PhysOrg.com) -- Electronic devices can't work well unless all of the transistors, or switches, within them allow electrical current to flow easily when they are turned on. A team of engineers has determined ...
Argonne 'homegrown' hybrid solar cell aims for low-cost power
Nanotechnology / Nanomaterials
Nov 10, 2009 |
4.3 / 5 (12) |
3
(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s (DOE) Argonne National Laboratory have refined a technique to manufacture solar cells by creating tubes of semiconducting material and then "growing" ...
New 'finFETs' promising for smaller transistors, more powerful chips
Nov 10, 2009 |
4.9 / 5 (15) |
3
(PhysOrg.com) -- Purdue University researchers are making progress in developing a new type of transistor that uses a finlike structure instead of the conventional flat design, possibly enabling engineers ...
Life after silicon: Using exotic materials to help microchips keep improving
4 hours ago |
5 / 5 (1) |
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(PhysOrg.com) -- The huge increases in the power and capacity of computers, cell phones and communications networks in the last 40 years have been the result of ever-shrinking silicon transistors. But silicon ...
Researchers put a new spin on atomic musical chairs
Dec 02, 2009 |
5 / 5 (4) |
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Researchers from the National Institute of Standards and Technology and the Naval Research Laboratory have developed a new way to introduce magnetic impurities in a semiconductor crystal by prodding it with ...
Fujitsu Develops Technology for Low-Temperature Full-Service Direct Formation of Graphene Transistors on Large-Scale Sub
Nov 27, 2009 |
5 / 5 (21) |
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Fujitsu Laboratories today announced, as a world first, the development of a novel technology for forming graphene transistors directly on the entire surface of large-scale insulating substrates at low temperatures ...
Crashing the size barrier
Nov 18, 2009 |
4.5 / 5 (15) |
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Like surfers on monster waves, electrons can ride waves of plasma to very high energies in a very short distance. Scientists have proven that plasma acceleration works. Now they're developing it as a way to ...
Measuring Electron Orbitals
Nov 16, 2009 |
5 / 5 (8) |
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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 ...
Research is shattering traditioinal notions of laser limits
Dec 07, 2009 |
5 / 5 (2) |
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Air Force Office of Scientific Research and National Science Foundation-funded professor, Dr. Xiang Zhang has demonstrated at the University of California, Berkeley the world's smallest semiconductor laser, ...
Toshiba develops molecular photoresist technology for EUV lithography
Nov 17, 2009 |
2 / 5 (16) |
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Toshiba Corporation today announced that it has developed a high resolution photoresist (photo-sensitive film) essential for future application of EUV (extreme ultraviolet) lithography in semiconductor fabrication, ...
Nanomedicine: ending 'hit and miss' design
Nanotechnology / Bio & Medicine
4 hours ago |
not rated yet |
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(PhysOrg.com) -- One of the promises of nanomedicine is the design of tiny particles that can home in on diseased cells and get inside them. Nanoparticles can carry drugs into cells and tag cells for MRI and other diagnostic ...
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