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Researchers from Harvard as well as MITRE make known world’s initial programmable nanoprocessor

Posted in February 11th, 2011
Published in Breakthrough

Researchers from Harvard as well as MITRE make known worlds initial programmable nanoprocessor

We’ve seen plenty of breakthroughs involving nanowires over a years, but none of those have involved an actual programmable processor — until now, which is. That particular “world’s initial” was just voiced by a team of researchers from Harvard University as well as the MITRE Corporation this week, as well as it’s being described as zero reduced of a “quantum jump brazen in a complexity and duty of circuits built from the bottom up.” As for a processor itself, it consists of an array of scarcely 500 germanium nanowires which have been criss-crossed with metal wires on a chip that’s just 960 micrometers (or reduction than 1 millimeter) block. That becomes an tangible processor when the researchers run a high voltage through a metal wires and switch a particular intersections off and on during will — we’re simplyfing things the bit, though you get the thought. What’s more, a researchers note that a design is entirely scalable, as well as promises to allow for the public of “most incomparable and ever some-more organic nanoprocessors.” Head upon past the mangle for a official press recover.

[Thanks, Chris]Show full PR textResearchers at Harvard as well as MITRE furnish world’s initial programmable nanoprocessor

Nanowire tiles can perform mathematics as well as judicious functions as well as have been entirely scalable

Cambridge, Mass. – February 9, 2011 – Engineers and scientists collaborating during Harvard University and the MITRE Corporation have grown as well as demonstrated a world’s initial programmable nanoprocessor.

The groundbreaking prototype mechanism scheme, described in a paper looming today in a biography Nature, represents the poignant step forward in a complexity of mechanism circuits which can be fabricated from synthesized nanometer-scale components.

It additionally represents an advance because these ultra-tiny nanocircuits can be programmed electronically to perform the series of basic mathematics and judicious functions.

“This work represents the quantum jump forward in the complexity and duty of circuits built from the bottom up, as well as thus demonstrates that this bottom-up model, which is distinct from a way blurb circuits have been built currently, can yield nanoprocessors and other integrated systems of a future,” says principal investigator Charles M. Lieber, who holds the joint appointment during Harvard’s Department of Chemistry as well as Chemical Biology and School of Engineering as well as Applied Sciences.

Nanoprocessor combination image 2

The versatile, nanoscale circuits are fabricated into little tile-like nanoprocessors from sets of precisely engineered and built germanium-silicon wires with functional oxide shells, carrying the total diameter of only 30 nanometers. Shown here are atomic force (left) as well as optical microscopy (center) images of the programmable nanowire nanoprocessor, as well as a analogous schematic (right) of the nanowire circuit architecture. Image courtesy of Charles M. Lieber.

The work was enabled by advances in a design as well as singularity of nanowire office building blocks. These nanowire components now denote the reproducibility indispensable to setup functional electronic circuits, as well as also do so at a distance as well as element complexity difficult to grasp by traditional top-down approaches.

Moreover, a tiled design is entirely scalable, permitting a assembly of most incomparable and ever more organic nanoprocessors.

“For a past 10 to 15 years, researchers operative with nanowires, carbon nanotubes, as well as alternative nanostructures have struggled to build all but the most basic circuits, in vast partial due to variations in properties of particular nanostructures,” says Lieber, the Mark Hyman Professor of Chemistry. “We have shown that this limitation can now be strike as well as have been excited about prospects of exploiting a bottom-up model of biology in building prospect electronics.”

An one more feature of the allege is which a circuits in the nanoprocessor operate regulating very small energy, even permitting for their miniscule distance, because their component nanowires enclose transistor switches which have been “nonvolatile.”

This means that distinct transistors in required microcomputer circuits, once a nanowire transistors have been automatic, they do not require any one more output of electrical power for maintaining memory.

“Because of their very small size as well as really low energy mandate, these new nanoprocessor circuits have been office building blocks that can control as well as capacitate an entirely brand new category of much smaller, lighter weight electronic sensors as well as consumer electronics,” says co-author Shamik Das, the lead engineer in MITRE’s Nanosystems Group.

“This brand new nanoprocessor represents a major milestone toward realizing a prophesy of a nanocomputer which was initial articulated more than 50 years ago by physicist Richard Feynman,” says James Ellenbogen, the arch scientist at MITRE.

Co-authors upon the paper included 4 members of Lieber’s lab at Harvard: Hao Yan (Ph.D. ’10), SungWoo Nam (Ph.D. ’10), Yongjie Hu (Ph.D. ’10), and doctoral candidate Hwan Sung Choe, as well as collaborators at MITRE.

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The investigate group at MITRE comprised Das, Ellenbogen, and nanotechnology laboratory executive Jim Klemic. The MITRE Corporation is the not-for-profit company that provides systems engineering, investigate and growth, and information record support to a supervision. MITRE’s principal locations are in Bedford, Mass., as well as McLean, Va.

The research was upheld by the Department of Defense National Security Science and Engineering Faculty Fellowship, a NanoEnabled Technology Initiative, and the MITRE Innovation Program.

Via Engadget

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