News tagged with gallium
Fujitsu Develops Technology for Low-Temperature Full-Service Direct Formation of Graphene Transistors on Large-Scale Sub
10 hours ago |
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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 ...
Spin polarization achieved in room temperature silicon
17 hours ago |
4.8 / 5 (12) |
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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, ...
Danish nanowires have great potential
Nov 02, 2009 |
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Danish nanophysicists have developed a new method for manufacturing the cornerstone of nanotechnology research - nanowires. The discovery has great potential for the development of nanoelectronics and highly ...
Sharp Develops Solar Cell with World's Highest Conversion Efficiency of 35.8%
Oct 22, 2009 |
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Sharp Corporation has achieved the world's highest solar cell conversion efficiency (for non-concentrator solar cells) of 35.8% using a triple-junction compound solar cell.
Fujitsu Develops Millimeter-Wave Gallium-Nitride Transceiver Amplifier Chipset
Sep 30, 2009 |
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Fujitsu announced today the development of the world's first gallium-nitride HEMT-based transceiver amplifier chipset for broadband wireless transmission equipment operating in the millimeter bandwidth, the ...
Discovery brings new type of fast computers closer to reality
Sep 27, 2009 |
4.6 / 5 (34) |
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Physicists at UC San Diego have successfully created speedy integrated circuits with particles called "excitons" that operate at commercially cold temperatures, bringing the possibility of a new type of extremely ...
Two chips in one: Researchers combine microprocessor materials
Sep 16, 2009 |
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(PhysOrg.com) -- An MIT team led by Tomás Palacios, assistant professor in the Department of Electrical Engineering and Computer Science, has succeeded in combining two semiconductor materials, silicon ...
Graphene and gallium arsenide: Two perfect partners find each other
Sep 16, 2009 |
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It is the marriage of two top candidates for the electronics of the future, both excentric and extremely interesting: Graphene, one of the partners, is an extremely thin fellow and besides, very young.
Graphene -- the copy beats the original
Jul 17, 2009 |
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(PhysOrg.com) -- The first artificial graphene has been created at the NEST laboratory of the Italian Institute for the Physics of Matter (INFM-CNR) in Pisa. It is sculpted on the surface of a gallium-arsenide ...
Low-cost solution processing method developed for CIGS-based solar cells
Nanotechnology / Nanomaterials
Jul 07, 2009 |
3.3 / 5 (3) |
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Though the solar industry today predominately produces solar panels made from crystalline silicon, they remain relatively expensive to make. New players in the solar industry have instead been looking at panels that can harvest ...
Fujitsu Develops World's First Gallium-Nitride HEMT for Power Supply
Jun 24, 2009 |
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Fujitsu Laboratories today announced the development of a new structure for gallium-nitride high electron-mobility transistors (GaN)(HEMT) that can minimize power loss in power supplies, thus enabling reduced ...
GaAs self-assembled nanowires could make chips smaller and faster
Apr 20, 2009 |
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(PhysOrg.com) -- Researchers at the University of Illinois have found a new way to make transistors smaller and faster. The technique uses self-assembled, self-aligned, and defect-free nanowire channels made ...
Scientists spy Galfenol's inner beauty mark
Mar 25, 2009 |
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(PhysOrg.com) -- The sonar on submarines may get far more sensitive ears in the near future thanks to a mysterious compound developed by the military. Developed over a decade ago, it took a collaboration of ...
Research advances nanowire technology for large-scale applications
Nanotechnology / Nanomaterials
Feb 26, 2009 |
4 / 5 (2) |
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(PhysOrg.com) -- Researchers at Northeastern created a network of nanowires that can be scaled up more efficiently and cost-effectively to create displays such as the NASDAQ sign in New York City’s Times Square.
Low-cost LEDs to slash household electric bills
Jan 29, 2009 |
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A new way of making LEDs could see household lighting bills reduced by up to 75% within five years.
