Browsing Department of Electrical Engineering by Issue Date
Now showing items 1-20 of 647
-
Internal Structure And Dynamic Decisions For Coalitions On Graphs
(Electrical Engineering, 05-07-2013)The notions of collaboration, advantage, cost and impact are investigated in this dissertation, following are the details. Contribution to Cooperation between Agents for Routing in an Unknown Graph Using Reinforcement ... -
Micromachined Devices For In Vitro Biomedical Applications
(Electrical Engineering, 11-09-2012)Cell migration is a central process in the development and maintenance of tissues. Any deviation in the process can have serious consequences, such as atherosclerosis and cancer metastasis. During cancer metastasis, ... -
Comparison of Integral Equation Predictions and Experimental Backscatter Measurements from Random Conducting Rough Surfaces
(IEEE, 1990-05)The scattering behavior from randomly rough surface targets has been analyzed by comparing the predictions of an integral equation model for surface scattering (Li and Fung, PIERS' 89, pg.144)to experimental data. This ... -
Comparisons Between a Dense Medium Scattering Model and Seaice Measurements
(IEEE, 1990-05)A scattering model for a plane dense medium layerembeded with randomly located small spherical scatterers was developed. The effects of close spacing between the Scatterers were included in the developed phase matrix by ... -
Comparison of Measurements and Theory for Backscatter from Bare and Snow-covered Saline Ice
(IEEE, 1990-07)C-band backscatter measurements were made on artificially grown sea ice at the U.S. Army Cold Regions Research and Engineering Laboratory (CRREL) during the winters of 1987-1988 and 1988-1989. These measurements were made ... -
Circular and Linear Polarization Inverse Sar Imaging of Simple Deterministic Targets and Statistically Known Randomly Rough Surfaces Using Constant and Varying Illumination
(IEEE, 1992)In order to study mechanisms of scattering and their relative contributions to SAR and inverse SAR images, a special measurement setup has been constructed in the University of Texas at Arlington bistatic anechoic measurement ... -
Attenuation Behavior of Solid Dense Random Media at Microwave Frequencies
(IEEE, 1992)To better understand scattering from nontenuous dense random media such as sea ice and snow, attenuation measurements have been performed on two different types of random media with ka values ranging from 0.5 to 0.7, and ... -
A Millimeter-wave Instrument for Use in a Synergistic, optical/millimeter-wave Approach to Pollution Monitoring
(IEEE, 1993-03)A multisensor approach is being developed at the University of Texas at Arlington (UTA) to improve upon current capabilities in environmental monitoring. These sensors consist of an FT-IR for operation in the near to ... -
Microwave/optical Studies of Saline Ice, Snow, Melt Ponds and Refrozen Melt Pond Ice
(IEEE, 1993-03)Optical and microwave measurements of a variety of ice and snow targets were obtained in a large indoor cold room at the U.S. Army Cold Regions Research and Engineering Laboratory (CRREL) in Hanover, N.H. Bistatic ... -
Determination of volume and surface scattering from saline ice using ice sheets with precisely controlled roughness parameters
(IEEE Xplore, 1995-09)Experiments were performed at the U.S. Army Cold Regions Research and Engineering Laboratory (CRREL) in Hanover, NH, to precisely determine the relative contributions of surface and volume scattering from saline ice that ... -
Wheeling Charge Under a Deregulated Environment
(IEEE Xplore, 2001-01)Today's electric power industry is undergoing many fundamental changes due to the process of deregulation. Traditionally, electric power systems in many countries were structured in a single vertically integrated company ... -
Capacity and coverage management issues in the forward link of CDMA systems
(IEEE, 2003-04)A multisensory approach is being developed at the University of Texas at Arlington (UTA) to improve upon current capabilities in environmental monitoring. These sensors consist of an FT-IR for operation in the near to ... -
Thermal stability of ohmic contacts between Ti and Se-passivated n-type Si(001)
(AIPDepartment of Electrical Engineering, NanoFAB Center, University of Texas at ArlingtonTexas Instruments, 2004-01-26)The thermal stability of the interface between Ti and Se-passivated n-type Si(001) is investigated. As-deposited Ti contacts show ohmic characteristics. After annealing at temperatures from 200 °C to 480 °C in air, the ... -
Direct current electrical characterization of ds-DNA in nanogap junctions
(Copyright American Institute of Physics;Department of Electrical Engineering, 2005-04-05)Measurements of DNA conductivity, hybridization, and melting using electronic means can have wide applications in molecular electronics and biological sensors. We have fabricated nanogap break-junctions by electromigration ... -
Closure to Discussion of “Reactive Compensation Techniques to Improve the Ride-Through Capability ofWind Turbine During Disturbance
(IEEE Xplore, 2005-05)For original article by C. Chompoo-inwai et al. see ibid., vol.41, no.3, p.666-72, May/Jun. 2005 and for discussion by Shih-Min Hsu see ibid., vol.41, no.6, p.1483, Nov./Dec. 2005. -
Encapsulation for efficient electrical injection of photonic crystal defect mode surface-emitting lasers
(IEEE, 2006-01-31)We propose and report an encapsulated photonic crystal concept for efficient electrical injection of photonic crystal surface-emitting lasers. Detailed rate equation analysis reveals a significant threshold current ... -
Fabrication and characterization of solid-state nanopores using a field emission scanning electron microscope
(Copyright American Institute of Physics, 2006-03-08)The fabrication of solid-state nanopores using the electron beam of a transmission electron microscope (TEM) has been reported in the past. Here, we report a similar method to fabricate solid-state nanopores using the ... -
Effect of sulfur passivation of silicon „100… on Schottky barrier height: Surface states versus surface dipole
(AIPDepartment of Electrical Engineering, 2007-05-21)Aluminum and nickel contacts were prepared by evaporation on sulfur-passivated n- and p-type Si(100) substrates. The Schottky diodes were characterized by current-voltage, capacitance-voltage, and activation-energy ... -
Surface texturing by solution deposition for omnidirectional antireflection
(Original publisher: Applied Physics LettersUniversity of Texas at ArlingtonDepartment of Electrical Engineering, 2007-08)Surface texturing by solution deposition has been developed for antireflection in solar cells. The surface texture is formed by a monolayer of microscale silica particles partially immersed into a spin-on-glass film with ... -
Integrated High Speed Intelligent Utility Tie Unit For Disbursed/renewable Generation Facilities
(Electrical Engineering, 2007-08-23)After experiencing the price hikes and rotating blackouts in California, the disbursed or distributed generation (DG) is considered as one of the most attractive alternatives for future utility industry. In addition to the ...