News tagged with silicon wafers

Related topics: solar cells , silicon

Graphene transistor could advance nanodevices

(PhysOrg.com) -- For years, scientists and researchers have been looking into the properties of carbon nanotubes and graphene for use in nanoelectronics. "There is no real mass application of devices based ...

Nanotechnology / Nanophysics

created May 11, 2010 | popularity 4.7 / 5 (22) | comments 5 | with audio podcast feature

Silicon nanohole solar cells aim to make photovoltaics cost-competitive

(PhysOrg.com) -- Due to the increasing demand for renewable energy sources, photovoltaic solar cells have advanced significantly over the past decade. Since 2002, photovoltaic production worldwide has been ...

Nanotechnology / Nanomaterials

created May 07, 2010 | popularity 4.5 / 5 (26) | comments 13 | with audio podcast feature

Controlling silicon evaporation allows scientists to boost graphene quality

Scientists from the Georgia Institute of Technology have for the first time provided details of their "confinement controlled sublimation" technique for growing high-quality layers of epitaxial graphene on ...

Nanotechnology / Nanomaterials

created Sep 22, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Engineers at Yale develop new type of mechanical memory

(PhysOrg.com) -- Research engineers at Yale University have succeeded in building a mechanical memory switch that is controlled and then read by lasers. In their paper published in Nature Nanotechnology, the te ...

Nanotechnology / Nanophysics

created Oct 25, 2011 | popularity 4.3 / 5 (3) | comments 1 | with audio podcast report

IBM introduces new graphene transistor

(PhysOrg.com) -- In a report published in Nature, Yu-ming Lin and Phaedon Avoris, IBM researchers, have announced the development of a new graphene transistor which is smaller and faster than the one they i ...

Nanotechnology / Nanophysics

created Apr 11, 2011 | popularity 4.9 / 5 (23) | comments 22 | with audio podcast report

Solar cells thinner than wavelengths of light hold huge power potential

(PhysOrg.com) -- Ultra-thin solar cells can absorb sunlight more efficiently than the thicker, more expensive-to-make silicon cells used today, because light behaves differently at scales around a nanometer, ...

Nanotechnology / Nanomaterials

created Sep 27, 2010 | popularity 4.8 / 5 (46) | comments 3 | with audio podcast

Graphene: New electronics material closer to commercial reality

(PhysOrg.com) -- Researchers have developed a method for creating single-crystal arrays of a material called graphene, an advance that opens up the possibility of a replacement for silicon in high-performance ...

Nanotechnology / Nanomaterials

created May 26, 2011 | popularity 4.8 / 5 (8) | comments 7 | with audio podcast

Trapping Sunlight with Silicon Nanowires

(PhysOrg.com) -- Berkeley Lab researchers have found a better way to trap light in photovoltaic cells through the use of vertical arrays of silicon nanowires. This could substantially cut the costs of solar ...

Nanotechnology / Nanomaterials

created Mar 03, 2010 | popularity 4.5 / 5 (28) | comments 2 | with audio podcast

Cheaper, better solar cell is full of holes

A new low-cost etching technique developed at the U.S. Department of Energy's National Renewable Energy Laboratory can put a trillion holes in a silicon wafer the size of a compact disc.

Nanotechnology / Nanomaterials

created Sep 03, 2010 | popularity 4.9 / 5 (32) | comments 17 | with audio podcast

Next generation devices get boost from graphene research

(PhysOrg.com) -- Researchers in the Electro-Optics Center (EOC) Materials Division at Penn State have produced 100 mm diameter graphene wafers, a key milestone in the development of graphene for next generation ...

Nanotechnology / Nanomaterials

created Jan 22, 2010 | popularity 4.7 / 5 (29) | comments 2 | with audio podcast

Silicon strategy shows promise for batteries

A team of Rice University and Lockheed Martin scientists has discovered a way to use simple silicon to radically increase the capacity of lithium-ion batteries.

Nanotechnology / Nanomaterials

created Oct 13, 2010 | popularity 4.8 / 5 (14) | comments 2 | with audio podcast

IBM Scientists Effectively Eliminate Wear at the Nanoscale

(PhysOrg.com) -- IBM scientists have demonstrated a promising and practical method that effectively eliminates the mechanical wear in the nanometer-sharp tips used in scanning probe-based techniques. This discovery can potentially ...

Nanotechnology / Nanophysics

created Sep 07, 2009 | popularity 4.4 / 5 (14) | comments 8

Moore's Law Marches on at Intel

Intel President and CEO Paul Otellini today displayed a silicon wafer containing the world's first working chips built on 22nm process technology. The 22nm test circuits include both SRAM memory as well as ...

Technology / Semiconductors

created Sep 22, 2009 | popularity 4.3 / 5 (30) | comments 10

Glitter-sized solar photovoltaics produce competitive results

Sandia National Laboratories scientists have developed tiny glitter-sized photovoltaic cells that could revolutionize the way solar energy is collected and used.

Technology / Energy & Green Tech

created Dec 22, 2009 | popularity 4.4 / 5 (33) | comments 0

Researchers develop ultra-simple method for creating nanoscale gold coatings (w/ Video)

Researchers at Rensselaer Polytechnic Institute have developed a new, ultra-simple method for making layers of gold that measure only billionths of a meter thick. The process, which requires no sophisticated ...

Nanotechnology / Nanomaterials

created Jun 16, 2010 | popularity 4.8 / 5 (9) | comments 4 | with audio podcast