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Transformative Power Semiconductor Technologies to Impact 21st Century Energy Economy, and Space and Defense Electronics
22 Sep 2010 | | Contributor(s):: Krishna Shenai
This talk will focus on advanced power semiconductor materials, devices, circuits and systems that are needed in order to address this daunting challenge. Specifically we will discuss emerging silicon and wide bandgap materials and power devices, heterogeneous chip-scale power integration,...
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NanoV: Nanowire-based VLSI Design
08 Sep 2010 | | Contributor(s):: muzaffer simsir
In the coming decade, CMOS technology is expected to approach its scaling limitations. Among the proposed nanotechnologies, nanowires have the edge in the size of circuits and logic arrays that have already been fabricated and experimentally evaluated. For this technology, logic-level design...
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Metal Oxide Nanowires as Gas Sensing Elements: from Basic Research to Real World Applications
21 Sep 2009 | | Contributor(s):: andrei kolmakov
Quasi 1-D metal oxide single crystal chemiresistors are close to occupy their specific niche in the real world of solid state sensorics. Potentially, the major advantage of this kind of sensors with respect to available granular thin film sensors will be their size and stable, reproducible and...
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MCW07 Exploring Trends in Conductance for Well-Defined Single Molecule Circuits
04 Apr 2009 | | Contributor(s):: Mark S Hybertsen
In our recent research, we have been able to measure and characterize the impact of intrinsic molecular properties on the conductance of single molecule circuits formed with amine-gold linkages. In this talk, I will review the experiments and the physical picture of the junction based on the...
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Quantitative, Kinetic Models of Cellular Circuits
04 Apr 2009 | | Contributor(s):: Michael R. Brent
Living cells contain complex, analog circuits that regulate the rate at which each gene produces its product. The kinetic properties of these circuits enable cells to respond to changes in their environments and thus to survive, reproduce, and compete. For decades, molecular biologists have been...
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Energy and Nanoscience A More Perfect Union
29 Mar 2009 | | Contributor(s):: Mark Ratner
Huge problems of energy and sustainability confront the science/engineering community, mankind, and our planet. The energy problem comes in many dimensions, including supply, demand, conservation, transportation, and storage. This overview will stress the nature of these problems, and offer a few...
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ECE 612 Lecture 22: CMOS Circuit Essentials
24 Nov 2008 | | Contributor(s):: Mark Lundstrom
Outline: 1) The CMOS inverter,2) Speed,3) Power,4) Circuit performance,5) Metrics,6) Limits.This lecture is an overview of CMOS circuits. For a more detailed presentation, the following lectures from the Fall 2006 teaching of this course should be viewed:Lecture 24: CMOS Circuits, Part I (Fall...
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a TCAD Lab
29 Oct 2008 | | Contributor(s):: Gerhard Klimeck, Dragica Vasileska
An Assembly of TCAD tools for circuit, device, and process simulation
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Exploring CMOS-Nano Hybrid Technology in Three Dimensions
31 Mar 2008 | | Contributor(s):: Wei Wang
CMOS-nano hybrid technology incorporate the advantages of both traditional CMOS and novel nanowire/nanotube structures, which will enhance future IC performances and create long-term breakthroughs. The CMOS-nano hybrid IC can be efficiently fabricated using the 3D integration approach. This talk...
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Multiphase Gallium Nitride Nanowires and Nanocircuits
04 Feb 2008 | | Contributor(s):: Virginia M. Ayres
Catalyst-free vapor-solid nanowire growth, a newly described method for the production of nanowires compatible with a wide variety of semiconductor materials, has been used to produce novel multiphase zinc-blende/wurtzite gallium nitride nanowires. Orientation relation-ships within the multiphase...
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Reed-Muller Reversible Logic Synthesizer (RMRLS) 0.2
04 Jan 2008 | | Contributor(s):: James Donald, Pallav Gupta
Reed-Muller Reversible Logic Synthesis tool (a.k.a. RELOS) is a tool for the synthesis of reversible functions based on positive-polarity Reed-Muller expressions. The second release of RMRLS features reversible logic synthesis with SWAP, Fredkin, and Peres gates. This work was done under the...
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New Dimension in Performance: Harnessing 3D Integration Technology
29 Nov 2007 | | Contributor(s):: Kerry Bernstein
Despite generation on generation of scaling, computer chips have remained essentially 2-dimensional. Improvements in on-chip wire delay, and in the total number of inputs and outputs has not been able to keep up with improvements to the transistor, and its getting harder and harder to hide it! 3D...
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On the Rise of an Electronic Species: Thoughts on the Impending Singularity
29 Nov 2007 | | Contributor(s):: Kerry Bernstein
The human brain is vastly more complex that our best supercomputers; yet it can be argued that both systems evolve towards common underlying solutions to fundamental compute problems. Biologically-inspired electronic technologies already are enabling new products, and inversely, nano-electronics...
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ThrEshold Logic Synthesizer (TELS) and Majority Logic Synthezier (MALS)
09 Oct 2007 | | Contributor(s):: Pallav Gupta
TELS and MALS are threshold and majority/minority logic synthesis tools that were developed by Rui Zhang and Pallav Gupta under the supervision of Prof. Niraj K. Jha of Princeton University. Dr. Lin Zhong, of Rice University, was also a contributor.Both of these tools have been integrated into...
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Simulating with PETE: Purdue Exploratory Technology Evaluator
25 Sep 2007 | | Contributor(s):: Arijit Raychowdhury
Using PETE one can evaluate any MOSFET like devices or any New Devices in terms of performance on Benchmark circuits. The input to the tool can be in terms of typical MOSFET parameters or in terms of I-V and C-V tables. The Benchmark circuits include minimum sized inverter, nand chain, norchain,...
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MCW07 Conductance Switching in Fluorene/TiO2 Molecular Heterojunctions
13 Sep 2007 | | Contributor(s):: Richard L.McCreery
Molecular junctions consisting of a monolayer of fluorene and 10 nm of TiO2 between conducting contacts exhibit a memory effect upon positive polarization of the of the TiO2 for a few milliseconds. The junction conductance increases for a period of several minutes, but can be “erased” by a...
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Amine Linked Single Molecule Circuits: Systematic Measurements & Understanding
02 Jul 2007 | | Contributor(s):: Mark S Hybertsen
Formation and function of well-defined linkages between organic molecules and metallic electrodes has been a key issue in the field of molecular electronics. We recently discovered that the conductance of single molecule junctions formed using gold-amine linkages can be measured reliably and...
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PETE : Purdue Emerging Technology Evaluator
26 Jun 2007 | | Contributor(s):: Arijit Raychowdhury, Charles Augustine, Yunfei Gao, Mark Lundstrom, Kaushik Roy
Estimate circuit level performance and power of novel devices
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SUGAR: the SPICE for MEMS
21 May 2007 | | Contributor(s):: Jason Clark
In this seminar, I present some design, modeling, and simulation features of a computer aided engineering tool for microelectromechanical systems (MEMS) called SUGAR. For experimental verification, I use a microdevice that is difficult to simulate with conventional MEMS software. I show that...
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Modeling and Analysis of VLSI Interconnects
10 May 2007 | | Contributor(s):: Cheng-Kok Koh
With continual technology scaling, the accurate and efficient modeling and simulation of interconnect effects have become problems of central importance. In order to accurately model the distributive effects of interconnects, it is necessary to divide a long wire into several segments, with each...