Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 94 for “"Electro-Optical"”.
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Novel Electro-Optical Light Modulators
Made available in DSpace on 2014-12-08T22:23:42Z (GMT). No. of bitstreams: 1 6503686.pdf: 2566448 bytes, checksum: 994ad6539b11d31ffc368638c07e1641 (MD5) Previous issue date: 1964
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Electro-optical method of distinguishing recyclable plastics
… collect the radiation and pass a signal to an electronic circuit to indicate its suitability for recycling.
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Electro-optical sensor evaluation of airfield pavement
… checksum: c07179e23b120ec95fc27984054616ab (MD5) Electro-Optical Sensor Evaluation of Airfield Pavement by Stephanie Graves.docx: 54846006 bytes, checksum: 2444dd5964ace5f378ff780026a0ed96 (MD5) license.txt: 4066 bytes, checksum: 2dbaa1257d9f9f1432f0431612f88c77 (MD5)
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An on-Line Electro-Optical Video Processing System
Made available in DSpace on 2014-12-08T22:24:36Z (GMT). No. of bitstreams: 1 7000810.pdf: 3458372 bytes, checksum: 158e028a09b94a025d5ce8c471c1c233 (MD5) Previous issue date: 1969
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Electro-optical Properties of Ultra-Thin Organic Films
Electro-optical properties of thin film are of great interest owing to the perpetual demand for miniaturization and higher speed devices for communication, electronic, and biomedical applications. The thickness of polymer films developed for these applications has decreased dramatically making …
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The Electro -Optical Dynamics of Nanoscale Liquid Crystalline Mesophases
The surface-dependent anchoring and electro-optical (EO) dynamics of thin liquid crystalline (LC) films of 4-n-pentyl-4'-cyanobiphenyl (5CB) have been examined using polarized Fourier-transform infrared (FTIR) and step-scan time-resolved (TRS) vibrational spectroscopies. A simple coarse-grained …
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ELECTRO-OPTICAL AND ELECTRO-MECHANICAL RESPONSE OF FERROELECTRIC NEMATIC FLUIDS
… this novel mesophase. Indeed, the electrical and optical properties of NF phase, in which molecules share a common direction other than a common orientation, vastly differ from the ones of conventional liquid and liquid-crystalline materials, making it an optimal candidate for both basic research …
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Synthesis and characterization of bifunctional materials for electro-optical applications
… with synthesis of organic materials for electro-optical applications and interfacial modifications in such applications. It is structured into two major sections each of which presenting a new concept of bifunctional materials: I. Bifunctional Ru(II) dyes carrying hole transport units II. …
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Dielectric and electro-optical properties of some cyanobiphenyl liquid-crystals
… used in polarised spectroscopy, dielectric and electro-optic studies. Also, novel dielectric and electro-optic cells were constructed for use over a range of temperature. Dielectric response of thin layers of E7 and E8 (eutectic mixture liquid-crystals) have been measured in the frequency range …
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Optical and Electro-Optical Studies of Nucleic Acid Orientation in Solution
Made available in DSpace on 2014-12-10T23:02:08Z (GMT). No. of bitstreams: 1 7511586.pdf: 4165593 bytes, checksum: 4fce581b1be771c966b1a80472881556 (MD5) Previous issue date: 1974
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Developing and testing of a prototype electro-optical phase encoded position transducer
… validation of a proposed idea for a prototype electro-optical phase encoded position transducer was conducted. The intensity of two IR LED beams were modulated sinusoidally at frequency omega, with a 90 degree temporal phase difference. They further modulated by a pair of sinusoidal optical …
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The Synthesis, Characterisation and Electro-Optical Properties of Polypentenylene-Block-Co-Acetylene
… spectroscopy, elemental analysis and scanning electron microscopy. Block copolymers containing polyacetylene and polypentenylene segments were synthesised by sequential addition of cyclopentene and acetylene to an active metathesis catalyst system. When WCI6/AIEtCl2 was used as catalyst, the …
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Colftar: A Real-Time Electro-Optical System for Two-Dimensional Fourier Transforms
Made available in DSpace on 2014-12-10T19:07:09Z (GMT). No. of bitstreams: 1 7317399.pdf: 4271772 bytes, checksum: 399f5708d1f6de899e282af1d8b326c8 (MD5) Previous issue date: 1972
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Design and analysis of highspeed electronics for electro optical payload of small satellites
… to operate at a very high-speed with the sensor electronics requiring faster clock rates and larger bandwidth. The sensor data handler has to transfer a large amount of data to the spacecraft in real time incorporating the outcomes of the signal integrity and power integrity analysis in the …
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Engineering of integrated devices on electro-optical chip: grating couplers, algorithms, and switches
… wires. The conversion of electrical signals to optical signals has been proposed in the future electro-optical computers as a way of addressing this issue. Much work has gone into the design, fabrication, and testing of components of new optical elements that can be implemented in chips …
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Experimental and theoretical investigations of the dielectric and electro-optical properties of polycarbazoles and polysiloxanes
… has been undertaken of these materials. The electronic, atomic and orientational polarizations have been determined in the undiluted state for number-average molar masses in the range 160-7700 and dipole moments calculated. For cyclic dimethyl siloxanes containing more than 20 skeletal bonds …
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Large area electro-optical tactile sensor:Characterization and design of a polymer, nanoparticle based tunneling device
… thin-film device working on the principles of electron tunneling is self-assembled, such that the change in current density through the film and the electroluminescence light intensity are linearly proportional to the local stress. By pressing a United States 1 cent coin (and also a copper …
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An electro-optical simulation methodology for the analysis of single-event radiation effects in photonic devices
… devices that transmit and perform operations on optical signals. PICs offer significant benefits compared to conventional electronics, including increased data transmission rates. Despite the desire to leverage these benefits for space systems increasing in recent years, the study of radiation …
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Design of the Electronics Subsystem for a High-Resolution Electro-Optical Payload Using Systems Engineering Approach
… is an essential part of an Earth Observation Electro Optical (EO) payload that is designed in response to needs such as military demands, changes in world politics, inception of new technologies, operational requirements and experiments. As one of the key subsystems, the Imager Electronics …
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