News tagged with quantum capacitance
Graphene's versatility promises new applications
Since its discovery just a few years ago, graphene has climbed to the top of the heap of new super-materials poised to transform the electronics and nanotechnology landscape. As N.J. Tao, a researcher at the ...
Nanotechnology / Nanomaterials
Jul 09, 2009 |
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Search results for quantum capacitance
Toward faster transistors: New physical phenomenon could lead to increases in computers' clock speed
In the 1980s and 90s, competition in the computer industry was all about "clock speed" how many megahertz, and ultimately gigahertz, a chip could boast. But clock speeds stalled out almost 10 ...
May 13, 2011 |
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Fujitsu achieves 40-Gbps optical-fiber transmission using directly-modulated laser
Fujitsu today announced the achievement of a 40 gigabits per second (40-Gbps) optical-fiber transmission employing an uncooled directly-modulated laser. This was realized through the combination of a structure ...
Mar 10, 2011 |
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New electromechanical circuit sets record beating microscopic 'drum'
Described in the March 10 issue of Nature, the NIST experiments created strong interactions between microwave light oscillating 7.5 billion times per second and a "micro drum" vibrating at radio frequencies 11 mil ...
Mar 09, 2011 |
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Ultra-Fast Quantum-Dot Information Storage
The information-storage market is dominated by two main types: Flash memory, used in memory sticks and cell phones, and dynamic random access memory (DRAM), which is the main memory in a personal computer. Both types have ...
Carbon nanotubes outperform copper nanowires as interconnects
Researchers at Rensselaer Polytechnic Institute have created a road map that brings academia and the semiconductor industry one step closer to realizing carbon nanotube interconnects, and alleviating the current bottleneck ...
Mar 13, 2008 |
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Switchyard for single electrons
German scientists achieved to transfer very small charge "packets", comprising a well-defined number of few electrons, between metallic electrons precisely by using a single-electron pump. A single-electron transistor, being ...
Feb 25, 2008 |
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New technique makes atomic-level microscopy 100 times faster
Using an existing technique in a novel way, Cornell physicist Keith Schwab and colleagues at Cornell and Boston University have made the scanning tunneling microscope (STM) -- which can image individual atoms ...
Nov 01, 2007 |
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Light-emitting transistor uses light to transfer an electrical signal
In one of the early discoveries of the current "silicon electrophotonics era," scientists from Hitachi, Ltd. in Tokyo have built a light-emitting transistor (LET) that transfers, detects and controls an electrical ...
How can we make nanoscale capacitors even smaller?
Researchers at UC Santa Barbara have discovered what limits our ability to reduce the size of capacitors, often the largest components in integrated circuits, down to the nanoscale. They have answered a 45-year old question: ...
Oct 12, 2006 |
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Nanoscale electron island could lead to new efficient flat-panel displays
UW-Madison Electrical and Computer Engineering Associate Professor Robert Blick and colleagues in Germany have demonstrated a new nanoscale mechanism for field emission that could lead to a new type of energy ...
Jan 18, 2005 |
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List of search results for quantum capacitance