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

created Jul 09, 2009 | popularity 5 / 5 (6) | comments 1




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 ...

Physics / General Physics

created May 13, 2011 | popularity 4.8 / 5 (17) | comments 5 | with audio podcast

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 ...

Physics / General Physics

created Mar 10, 2011 | popularity 5 / 5 (5) | comments 1

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 ...

Physics / General Physics

created Mar 09, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

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 ...

Physics / General Physics

created Mar 21, 2008 | popularity 4.7 / 5 (95) | comments 8 feature

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 ...

Nanotechnology / Nanophysics

created Mar 13, 2008 | popularity 4.2 / 5 (10) | comments 0

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 ...

Physics / General Physics

created Feb 25, 2008 | popularity 4.4 / 5 (7) | comments 0

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 ...

Nanotechnology / Nanophysics

created Nov 01, 2007 | popularity 4.5 / 5 (24) | comments 0

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 ...

Physics / General Physics

created Nov 01, 2006 | popularity 4.5 / 5 (107) | comments 0 feature

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: ...

Nanotechnology / Nanophysics

created Oct 12, 2006 | popularity 3.3 / 5 (14) | comments 0

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 ...

Nanotechnology /

created Jan 18, 2005 | popularity not rated yet | comments 0


List of search results for quantum capacitance