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Creator | Title | Description | Subject | Date |
301 |
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Simpson, Jamesina J. | Introducing a new method for FDTD modeling of electromagnetic wave propagation in magnetized plasma | Computational investigations of electromagnetic wave propagation in the upper atmosphere are important for studying space weather hazards, such as geomagnetically induced currents (GICs). GICs are currents generated in gas/oil pipelines, railroads, and electric power networks due to solar storms and... | | 2014-01-01 |
302 |
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Furse, Cynthia M. | Invisible fray: a critical analysis of the use of reflectometry for fray location | Significant international research and development efforts have been devoted to methods and equipment for locating wiring faults, particularly those on aging aircraft. Several reflectometry methods that send high frequency signals down the line and analyze the returned reflections have risen to the... | Reflectometry; Fray location; Invisible fray; Fault location; Aging wiring; Spread spectrum reflectometry | 2006-06 |
303 |
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Furse, Cynthia M. | Iterative array level optimization of MIMO antennas | Multiple-input-multiple-output systems have gained importance in the last decade due to their ability to provide improved capacity as compared to their SISO counterparts. System optimization promises further improvement in the capacity. The optimization can be either optimization of detection algori... | | 2008 |
304 |
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Stringfellow, Gerald B. | Kinetically controlled order/disorder structure in GaInP | A Ga0.52In0.58p order/disorder heterostructure having a band-gap energy difference exceeding 160 meV has been grown by organometallic vapor phase epitaxy. The two layers were grown on a nominally (OOl)-oriented GaAs substrate misoriented by 3° toward the [110] direction in the lattice. The disorder... | Indium phosphides; Gallium Phosphides; Heterojunctions | 1994 |
305 |
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Stringfellow, Gerald B. | Kinetics of Te doping in disordering GaInP grown by organometallic vapor phase epitaxy | Te-doped GaInP epitaxial layers were grown by organometallic vapor phase epitaxy in an effort to clarify the Te disordering mechanism. CuPt ordered GaInP is produced under normal growth conditions. The addition of Te has been reported to induce disorder. One suggested mechanism for disordering GaInP... | Crystal growth; Epitaxy; Dynamics | 2001 |
306 |
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Furse, Cynthia M. | Lab report writing (and teaching!) made easy | This paper reports on a project to improve students' ability to write better lab reports and assist teaching assistants (TAs) in grading reports in a consistent manner. A lab report teaching system was developed that includes lab report templates, teaching assistant instructions, grading rubrics, ex... | Lab report writing | 2008 |
307 |
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Furse, Cynthia M. | Laboratory Project in Wireless FSK Receiver Design | This paper describes a wireless local area network laboratory project that provides senior and first-year graduate students in microwave engineering courses the opportunity to design, build, and test several passive microstrip components and integrate them into a working system. Students design fil... | Microwave engineering; Project-based education | 2004-02 |
308 |
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Mathews, V. John | Lattice algorithms for recursive least squares adaptive second-order volterra filtering | This paper presents two computationally efficient recursive least-square (RLS) lattice algorithms for adaptive nonlinear filtering based on a truncated second-order Volterra system model. The lattice formulation transforms the nonlinear filtering problem into an equivalent multichannel, linear filte... | | 1994 |
309 |
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Mathews, V. John | Lattice and QR decomposition-based algorithms for recursive least squares adaptive nonlinear filters | This paper presents a lattice structure for adaptive Volterra systems. The stucture is applicable to arbitrary planes of support of the Volterra kernels. A fast least squares lattice and a fast QR-lattice adaptive nonlinear filtering algorithms based on the lattice structure are also presented. The... | | 1990 |
310 |
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Stevens, Kenneth | Lazy transition systems and asynchronous circuit synthesis with relative timing assumptions | This paper presents a design flow for timed asynchronous circuits. It introduces lazy transitions systems as a new computational model to represent the timing information required for synthesis. The notion of laziness explicitly distinguishes between the enabling and the firing of an event in a tr... | | 2002 |
311 |
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Furse, Cynthia M. | Leaky fields from damaged shields | In a world where wireless devices appear to dominate society, it is wires that truly rule and connect our lives. Certainly the spread of cellular phones, Bluetooth technology, wireless sensor networks, and advances of ion-lithium battery capabilities have made common daily devices more disconnecte... | | 2011 |
312 |
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Myers, Chris J. | Learning genetic regulatory network connectivity from time series data | Abstract-Recent experimental advances facilitate the collection of time series data that indicate which genes in a cell are expressed. This information can be used to understand the genetic regulatory network that generates the data. Typically, Bayesian analysis approaches are applied which neglect ... | | 2011 |
313 |
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Myers, Chris J. | Learning genetic regulatory network connectivity from time series data | Abstract. Recent experimental advances facilitate the collection of time series data that indicate which genes in a cell are expressed. This paper proposes an efficient method to generate the genetic regulatory network inferred from time series data. Our method fi_x000C_rst encodes the data into le... | | 2006 |
314 |
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Furse, Cynthia M. | Learning to teach in the flipped classroom | The flipped classroom has gained tremendous recent popularity. This paper reports on a new faculty training program for helping and mentoring faculty to learn to teach with the flipped classroom. Several modules were piloted in 2013-2014, including active teaching, how to create video lectures, cont... | | 2014-01-01 |
315 |
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Myers, Chris J. | LEMA: A tool for the formal verification of digitally-intensive analog/mixed-signal circuits | The increasing integration of analog/mixed-signal (AMS) circuits into system designs has further complicated an already difficult verification problem. Recently, formal verification, which has been successful in the purely digital domain, has made some in-roads in the AMS domain. This paper describe... | | 2014-01-01 |
316 |
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Myers, Chris J. | Level oriented formal model for asynchronous circuit verification and its efficient analysis method | Using a level-oriented model for verification of asynchronous circuits helps users to easily construct formal models with high readability or to naturally model datapath circuits. On the other hand, in order to use such a model on large circuits, techniques to avoid the state explosion problem must ... | | 2002 |
317 |
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Harrison, Reid R. | Local field potential measurement with low-power analog integrated circuit | Local field potentials (LFPs) in the brain are an important source of information for basic research and clinical (i.e., neuroprosthetic) applications. The energy contained in certain bands of LFPs in the 10-100 Hz range has been shown to correlate with specific arm movement parameters in nonhuman ... | Local field potentials; Neural recording; Low-power circuit design; Neural prosthesis; VLSI | 2004-01-01 |
318 |
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Harrison, Reid R.; Rieth, Loren W.; Tathireddy, Prashant; Solzbacher, Florian | Long term in vitro stability of fully integrated wireless neural interfaces based on Utah slant electrode array | We herein report in vitro functional stability and recording longevity of a fully integrated wireless neural interface (INI). The INI uses biocompatible Parylene-C as an encapsulation layer, and was immersed in phosphate buffered saline (PBS) for a period of over 150 days. The full functionality ... | | 2010 |
319 |
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Rieth, Loren W; Tathireddy, Prashant; Harrison, Reid R.; Solzbacher, Florian | Long term in vitro stability of fully integrated wireless neural interfaces based on Utah slant electrode array | We herein report in vitro functional stability and recording longevity of a fully integrated wireless neural interface (INI). The INI uses biocompatible Parylene-C as an encapsulation layer, and was immersed in phosphate buffered saline (PBS) for a period of over 150 days. The full functionality (... | | 2010 |
320 |
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Stringfellow, Gerald B. | Long wavelength lattice dynamics for quaternary alloys: GaInPSb and AlGaAsSb | Presents information on a study which investigated the long wavelength lattice dynamics of quaternary alloys. Theory of the random cell isodisplacement model; Secular equation developed; Results and discussion. | Lattice dynamics; Quaternary alloys | 1992 |
321 |
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Stringfellow, Gerald B.; Sadwick, Laurence P. | Low pressure pyrolysis of alternate phosphorus precursors for chemical beam epitaxial growth of InP and related compounds | The most widely used phosphorous source in chemical beam epitaxy (CBE) is phosphine (PH3). However, because it is highly toxic, alternatives to phosphine have been sought for the growth of phosphorous-containing compounds. We have investigated the pyrolysis rates and reaction products, in low pres... | Chemical Beam Epitaxy; CBE | 1994 |
322 |
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Mathews, V. John | Low-delay nonuniform pseudo-QMF banks with application to speech enhancement | Abstract-This paper presents a method for designing low-delay nonuniform pseudo quadrature mirror filter (QMF) banks. This method is motivated by the work of Li, Nguyen, and Tantaratana, in which the nonuniform filter bank is realized by combining an appropriate number of adjacent sub-bands of a uni... | | 2007 |
323 |
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Mastrangelo, Carlos H.; Young, Darrin J. | Low-interference sensing electronics for high-resolution error-correcting biomechanical ground reaction sensor cluster | Abstract- This paper presents a low-interference and low -power sensing electronics design for a high-resolution errorcorrecting biomechanical ground reaction sensor cluster (GRSC) developed for improving inertial measurement unit (IMU) positioning resolution and accuracy. The GRSC is composed of 13... | | 2010 |
324 |
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Harrison, Reid R. | Low-power analog VLSI visual collision detector | We have designed and tested a single-chip analog VLSI sensor that detects imminent collisions by measuring radially expansive optic flow. The design of the chip is based on a model proposed to explain leg-extension behavior in flies during landing approaches. A new elementary motion detector (EMD) c... | VLSI; Visual collision detection; Elementary motion detectors | 2004-01-01 |
325 |
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Harrison, Reid R. | Low-power FM transmitter for use in neural recording applications | We present a low power FM transmitter for use in neural recording telemetry. The transmitter consists of a low noise biopotential amplifier and a voltage controlled oscillator used to transmit the amplified neural signals at a frequency of 433 MHz. The circuit is powered through a transcutaneous,... | RF telemetry; Transmitter; Neural recording; Low power circuits; Multielectrode arrays; Voltage controlled oscillator (VCO) | 2004-01-01 |