Browsing by Title
Now showing items 5743-5762 of 24439
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DESIGN AND STIFFNESS OPTIMIZATION OF QUADRI-DIRECTIONAL COMPOSITE GRID LATTICE STRUCTURES
(2016-05-11)Composite grid structures are rib stiffeners connected to each other rigidly in a pattern or a lattice such that the whole grid pattern has certain smeared stiffness property and has a certain structural behavior. The main ... -
Design And Structural Of A Fence Used For Protecting Modular Data Center From High Speed Wind
Various data centers built in an open area are occasionally susceptible to different kinds of natural calamities. Wind, either from any of the sources like hurricane, tornado or storm is one of those ecological dangers ... -
Design And Study Of Phase Locked Loop For Space Applications In Sub-micron CMOS Technology
(Electrical Engineering, 2009-09-16)This work proposes a successful design of a radiation hard phase locked loop (PLL) using Silicon-on-Sapphire CMOS (SOS) technology for space applications. A fully self-bias radiation hard PLL providing frequency of 2.5 GHz ... -
Design And Synthesis Of A High Potential Ruthenium (II) Tetraazatetrapyridopentaphene Complex Capable Of Two-electron Reduction
(Chemistry & Biochemistry, 2010-03-03)We report the synthesis of a complex, [(phen)₂Ru(tatpph)Ru(phen)₂]⁴⁺ (Ph⁴⁺), which like its predecessor compound, [(phen)₂Ru(tatppc)Ru(phen)₂]⁴⁺ (Pc ⁴⁺), can undergo two sequential 1-electron photoreductions in MeCN in ... -
Design And Synthesis Of Flavin-based Organocatalysts For Biomimetic Aerobic Oxidation Reactions
(Chemistry & Biochemistry, 2014-03-12)Oxidation reactions are among the most costly and least selective transformations in synthetic chemistry. Catalytic methods that utilize O₂ as a terminal oxidant strive to reduce the inefficiency in this large area of ... -
The Design Attributes Of Identity In Revitalized Commercial Districts: Implications Of Stakeholders' Perceptions Of The Bishop Arts District
(Landscape Architecture, 2014-07-14)This thesis uses qualitative research methods to study the design attributes of identity in revitalized neighborhood commercial districts. Using the Bishop Arts District as a case study, the thesis analyzes the perceptions ... -
DESIGN CONSIDERATION AND STEADY STATE STUDY OF THRUST BEARINGS IN HIGH SPEED SUBSONIC APPLICATIONS
(2016-05-10)Thrust bearings are required to perform at high speeds in various turbomachinery applications causing the nature of fluid flow within the bearings to be in high subsonic as well as supersonic regimes. The motivation of ... -
DESIGN FOR A VARIABLE PIPE CUTTING JIG
(University of Texas at Arlington, 2015-12)Parker-Hannifin is an aerospace company located in Fort Worth, Texas. A large part of their business entails creating custom metal pipes that are used for aerospace applications. These pipes are all bent and cut at different ... -
DESIGN FOR OLDER ADULTS – FUNCTIONAL LIMITATIONS AND HUMAN FACTORS ENGINEERING
(2021-12-13)Background: Throughout the aging process, people experience changes in functional ability and such changes can happen in physical and mental functions. As a result, older adults develop limitations in their capabilities ... -
Design For Reliability In Microoptelectromechanical Systems (MOEMS)
(Mechanical Engineering, 2008-08-08)Microelectromechanical systems (MEMS) is an enabling technology for miniaturization. MEMS consist of micron sized moving mechanical structures and electronics fabricated on a suitable substrate such as silicon. MEMS has ... -
Design History Meets Digital History: A Classroom Experiment
(2015-04-10)The study of design history supported by the methods of digital humanities scholarship provides an opportunity for designers to experience both history and research in a way that complements their strengths. My graphic ... -
DESIGN OF A CLC TESTBED TO STUDY HIGH VOLTAGE CAPACITORS
(2019-12-06)Pulsed power systems rely on the interconnection of several unique stages for successful implementation. These stages can include, but are not limited to a prime power source, power conditioning circuit, intermediate energy ... -
Design Of A CMOS VCO And Frequency Divider For 5 GHz Applications
(Electrical Engineering, 2007-08-23)This thesis presents the design of a new CMOS Voltage Controlled Oscillator and a frequency divider, both of which form important blocks in the design of a PLL synthesizer. These components are important because they operate ... -
Design Of A Novel Electrostatic Micro Energy Harvester
(Electrical Engineering, 2011-07-14)The batteries have been a major source of energy for the electronic devices. However, the exhaustible nature of the batteries has encouraged the researchers to exploit the renewable energy sources for powering the electronics. ... -
The Design Of A Precision Current Miror Using A High-gain Current Amplifier
(Electrical Engineering, 2009-09-16)An improved high gain, precision, low sensitivity current mirror is designed around a feedback circuit. This mirror utilizes a buffered Widlar current mirror to drive the constant input reference current, two beta helpers ... -
Design Of A Real Time Reconfigurable Bioreactor
In this thesis we present the design of a reconfigurable continuous culture bioreactor that allows researchers to grow microorganisms in a controlled environment for long periods of time, as long as several months. The ... -
Design Of A Signal Generator Using Current Feedback Operational Amplifiers
(Electrical Engineering, 2008-09-17)Sinusoidal, triangular and rectangular waveforms are generated using current feedback operational amplifiers. A signal generator using a Current Feedback Operational Amplifier (CFOA) was designed, simulated and fabricated. ... -
Design Of An Enhanced Translinear Variable Floating Resistor And Its Application In A VGA
(Electrical Engineering, 2008-08-08)An improved current controlled floating resistor is designed based on translinear loops for application in a Variable Gain Amplifier (VGA). This work compares the use of two different devices and evaluates the difference ... -
Design Of Analog Correlator For 22-29ghz UWB Vehicular Radar Systems In IBM 90nm CMOS Process
(Electrical Engineering, 2008-09-17)In this thesis analog correlator is designed for UWB vehicular radar system. Operating frequency of the correlator is 22-29GHz. IBM 90nm CMOS process is used for the design, Simulation are done in CADENCE Spectre and ... -
The Design Of CMOS Impulse Generators For Ultra-wideband Communication And Radar Systems
(Electrical Engineering, 2011-10-11)Impulse generators play an important role in the ultra-wideband (UWB) systems. Particularly in the transmitter, impulse generator performs an interface between input data and the antenna determining the overall performance ...