(Phys.org)—University of Illinois researchers have a new low-cost method to carve delicate features onto semiconductor wafers using light – and watch as it happens.
Nanophysics
Sep 28, 2012
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Gallium nitride (GaN) is a highly promising material for a wide range of optical and high-power electronic devices, which can be fabricated by dry etching with plasmas. However, the plasma-induced defects and surface residues ...
Condensed Matter
Jun 14, 2012
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Creating semiconductor structures for high-end optoelectronic devices just got easier, thanks to University of Illinois researchers.
Nanophysics
Dec 22, 2011
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Plasma etching (using an ionized gas to carve tiny components on silicon wafers) has long enabled the perpetuation of Moore's Law -- the observation that the number of transistors that can be squeezed into an integrated circuit ...
Plasma Physics
Nov 10, 2011
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Engineers in the CNST NanoFab have developed a new plasma etching technique for silicon which improves the etch rate, the mask selectivity, and the sidewall profile by optimizing the addition of argon to the process flow. ...
Nanophysics
Sep 29, 2011
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(PhysOrg.com) -- Imagine yourself nano-sized, standing on the edge of a soon-to-be computer chip. Down shoots a beam of electrons, carving precise topography that is then etched the depth of the Grand Canyon into the chip. ...
Nanophysics
Aug 19, 2011
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(PhysOrg.com) -- They see more than the naked eye and could make traffic safer: miniaturized thermal imaging sensors. But they are difficult to manufacture on a commercial scale. Researchers have now developed a new system. ...
Materials Science
Jun 8, 2011
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To make solar cells a competitive alternative to other renewable energy sources, researchers are investigating different alternatives. A step in the right direction is through new processes that change the surfaces of silicon ...
Nanomaterials
May 26, 2011
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A breakthrough in the study of chemical reactions during etching and coating of materials was achieved by a research group headed by Kiel physicist, Professor Olaf Magnussen. The team from the Christian-Albrechts-Universitat ...
Condensed Matter
Mar 23, 2011
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Laser labeling of fruit and vegetables is a new, patented technology in which a low-energy carbon dioxide laser beam is used to label, or "etch" information on produce, thereby eliminating the need for common sticker-type ...
Other
Nov 3, 2009
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