News tagged with logic gates
Training cells to perform boolean functions? It's logical
(Phys.org) -- Johns Hopkins scientists have engineered cells that behave like AND and OR Boolean logic gates, producing an output based on one or more unique inputs. This feat, published in the May issue of ...
May 31, 2012 |
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Quantum computing: The light at the end of the tunnel may be a single photon
Quantum physics promises faster and more powerful computers, but quantum versions of basic logic functions are still needed to bring this technology to fruition. Researchers from the University of Cambridge and Toshiba Research ...
May 18, 2012 |
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Physicists demonstrate teleportation-based optical quantum entangling gate
(PhysOrg.com) -- Taking a step toward the realization of futuristic quantum technologies, a team of physicists from China and Germany has demonstrated a key element – an entangling gate – of a quantum ...
Dec 08, 2010 |
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Scientists work up a crab-powered computer
(Phys.org) -- A team of scientists from Japan and England have hit the high mark in exploring and testing unconventional forms of computation. They have built and tested a computer using crabs. This is a computer ...
Apr 14, 2012 |
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Scientists create computing building blocks from bacteria and DNA
Scientists have successfully demonstrated that they can build some of the basic components for digital devices out of bacteria and DNA, which could pave the way for a new generation of biological computing ...
Oct 18, 2011 |
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Largest biochemical circuit built out of small synthetic DNA molecules
In many ways, life is like a computer. An organism's genome is the software that tells the cellular and molecular machinery—the hardware—what to do. But instead of electronic circuitry, life relies ...
Jun 02, 2011 |
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DNA could be backbone of next generation logic chips
(PhysOrg.com) -- In a single day, a solitary grad student at a lab bench can produce more simple logic circuits than the world's entire output of silicon chips in a month.
Nanotechnology / Bio & Medicine
May 11, 2010 |
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Computer chip that computes probabilities and not logic
(PhysOrg.com) -- Lyric Semiconductor has unveiled a new type of chip that uses probability inputs and outputs instead of the conventional 1's and 0's used in logic chips today. Crunching probabilities is much ...
Technology / Computer Sciences
Aug 19, 2010 |
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Scientists Propose Thermal Memory to Store Data
Most computers today store memory electronically, by maintaining a certain voltage. In contrast, a new kind of memory that stores data thermally, by maintaining temperature, is being investigated by researchers Lei Wang of ...
Jan 07, 2009 |
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New method to make gallium arsenide solar cells
(PhysOrg.com) -- A new "transfer-printing" method of making light-sensitive semiconductors could make solar cells, night-vision cameras, and a range of other devices much more efficient, and could transform ...
May 20, 2010 |
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Team develops 'logic gates' to program bacteria as computers
A team of UCSF researchers has engineered E. coli with the key molecular circuitry that will enable genetic engineers to program cells to communicate and perform computations.
Dec 08, 2010 |
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'Chaogates' hold promise for the semiconductor industry
In a move that holds great significance for the semiconductor industry, a team of researchers has created an alternative to conventional logic gates, demonstrated them in silicon, and dubbed them "chaogates." The researchers ...
Nov 16, 2010 |
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Researchers create molecular diode
(PhysOrg.com) -- Recently, at Arizona State University’s Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...
Oct 22, 2009 |
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Researchers create molecular diode
Recently, at Arizona State University's Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...
Oct 13, 2009 |
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Electrical circuits talk to single atoms
(PhysOrg.com) -- If a practical quantum computer is ever to be realized, conventional electronic devices will have to interface with the delicate quantum systems such as atoms or ions in traps or wisps of ...
Mar 06, 2012 |
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