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"Genetically Engineered" Nanoelectronics
Pasadena, California July 19-July 21
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/EH.1999.785460The First NASA/DOD Workshop on Evolva ...
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Gerhard Klimeck, California Institute of Technology
Carlos H. Salazar-Lazaro, California Institute of Technology
Adrian Stoica, California Institute of Technology
Thomas Cwik, California Institute of Technology
The quantum mechanical functionality of nanoelectronic devices such as resonant tunneling diodes (RTDs), quantum well infrared photodetectors (QWIPs), quantum well lasers, and heterostructure field effect transistors (HFETs) is enabled by material variations on an atomic scale. The design and optimization of such devices requires a fundamental understanding of electron transport in such dimensions. The Nanoelectronic Modeling Tool (NEMO) is a general-purpose quantum device design and analysis tool based on a fundamental non-equilibrium electron transport theory. NEMO was combined with a parallelized genetic algorithm package (PGAPACK) to evolve structural and material parameters to match a desired set of experimental data. A numerical experiment that evolves structural variations such as layer widths and doping concentrations is performed to analyze an experimental current voltage characteristic. The genetic algorithm is found to drive the NEMO simulation parameters close to the experimentally prescribed layer thicknesses and doping profiles. With such a quantitative agreement between theory and experiment design synthesis can be performed.
Citation:
Gerhard Klimeck, Carlos H. Salazar-Lazaro, Adrian Stoica, Thomas Cwik, ""Genetically Engineered" Nanoelectronics," eh, pp.247, The First NASA/DOD Workshop on Evolvable Hardware, 1999
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