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 26 for “"Nano Technology"”.
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A linear ultrasonic motor for nano-technology
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1996.
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Development of low-cost sensing and separation devices based on macro, micro and nano technology for health applications
… This research employs macro, micro and nano technology. The first sensing device developed was a tonerbased micro-device. The initial development of microfluidic devices was based on glass or quartz devices that are often expensive to fabricate; however, the introduction of new types of …
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Design and prototype of an automated system for commercially viable production using micro contact printing
… transfer using soft organic materials, for a nano technology based company in Cambridge, Massachusetts during the summer of 2006. The thesis takes the reader through an extensive literature review of the suite of soft lithography techniques - Near Field Soft Optical Lithography, Replica …
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The Investigation of Nano Silica in the Cement Hydration Pro
<p>With the advent of nano technology, materials have been developed that can be applied to high performance concrete mix designs. Nano silica reacts with calcium hydroxide (CH) to develop more of the strength carrying structure of cement: calcium silica hydrate (CSH). In this paper, relationships …
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Computational Raman imaging and thermography
… perform accurate temperature measurements with nanoscale resolution are highly desired in our modern society. Although researchers have put extensive efforts in developing nanoscale thermography for more than three decades and a significant amount of achievements have been made in this field, …
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Computational analysis of thermodynamic and mechanical properties of nano-materials
Current research in nano-technology has led to advances in design and fabrication of nano-electro-mechanical systems (NEMS). The design, optimization and fabrication of NEMS for various applications can be accelerated by developing accurate physical theories, and computational design tools to …
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Distribution power level by GSM900 base station for RF energy harvesting
A development in nano-technology allows the creation electronic equipment operating at microwave frequency. Rectenna is a high gain antenna receiver that's good in rectifiers able to converse radio frequency (RF) energy to DC (direct current) power is an evidence of achievement in the field of …
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Understanding and developing capabilities for large area and continuous micro contact printing
… cost solution to these problems to be used by a nano-technology based company in Cambridge, Massachusetts. In this dissertation, we first present an extensive literature review of soft lithography techniques, focusing more on micro-contact printing and critical factors for taking this technology …
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Quantum transport of electrons through graphene and carbon nanotubes
… has attracted increased interest in the field of nano-technology. Quantum transport through mesoscopic systems explains a wide range of interesting experimental findings, such as: rectification, switching mechanism and transistor actions. We focused our research on the quantum transmission of …
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Control of AFMs in contact mode
… surface characterization tool commonly used in Nano-technology, Bio-technology, semiconductors, MEMS, and life sciences' applications. As most versatile systems, AFM offers little guarantees on achieving repeatable satisfactory operation. This is the case as AFMs are not used to perform a single …
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Centrifugal casting and fast curing of polydimethylsiloxane (PDMS) for the manufacture of micro and nano featured components
… (PDMS) is commonly used to prototype micro and nano featured components. In the field of microfluidics, PDMS-based devices have been used for cell sorting, cell culturing, microbioreactors, DNA sequencing, and immunoassays. In energy-related applications, PDMS has been used in fuel cell …
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Single-molecule studies of mechanical and helicase-catalyzed disruption of nucleic acid duplexes
… process them has fueled advances in bio- and nano-technology. In this thesis, we focus on two main systems: the elastic behavior of ultrashort nucleic acids and the activity of E. coli UvrD helicase. First, we use a hybrid instrument combining high-resolution optical tweezers with …
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Air tight : polemics at the intersection of art, technology and the public domain
… tactic of critique. Forty years later, thanks to nano technology and capitalist regimes, society's relationship to air space is changing drastically. Innovation in air quality sensors is allowing for the most precise readings of one's immediate air space ever. This comes from breakthroughs in …
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Design, Analysis, Fabrication, and Testing of a Nanosatellite Structure
… constant, the industry is turning towards nano-technology, such as microelectromechanical systems, and distributed satellite systems to perform the same missions that once required super-satellites. Nanosatellites form one group of these high risk/low cost spacecraft. The Virginia Tech …
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Quantum mechanical study of molecular switches : electronic structure, kinetics and dynamical aspects
… mostly because of their possible applications in nano technology, and their role in biology. One of the widely studied representatives of photochromic molecules is azobenzene (AB). With light, by a static electric field, or with tunneling electrons this specie can be "switched" from the flat and …
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Design and Control of Versatile High-Speed and Large-Range Atomic Force Microscopes
Microscopy instruments are important in nano-technology research for imaging of nanoscale phenomena. Among such tools is the atomic force microscope (AFM) for nanoscale imaging and surface characterization. An AFM scans a micro-cantilever over the sample surface to measure various quantities from …
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After architecture : charting a new course
The thesis is a synthesis of technology, art, science, computation and philosophy in charting a new course for architecture. It attempts to address the questions: Can architecture model natural phenomena's or nonlinear processes? Can we have a theory for the generation of architectural forms? The …
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Formal Verification Techniques for Reversible Circuits
… of the chip becomes a bottleneck. New nano-technology materials have been proposed as viable alternatives to CMOS to tackle area and power issues. The power consumption can be minimized by the use of reversible logic instead of conventional combinational circuits. Theoretically, …
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TWO-DIMENSIONAL FLUIDIZATION OF NANOMATERIALS VIA BIOMIMETIC MEMBRANES TOWARDS ASSISTED SELF-ASSEMBLY
… take advantage of the exceptional properties of nano-meter sized aggregates of atoms are poised to play an important role in future technologies. Prime examples for such nano-materials that have an extremely large surface to volume ratio and thus are physically determined by surface related …
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Topics in Electromagnetic, Acoustic, and Potential Scattering Theory
… of both acoustic and electromagnetic aspects for nano-technology, transformation optics, fiber optics, metamaterials with negative refractive indices, cloaking and invisibility, the topic of time-independent scattering theory in quantum mechanics is becoming a useful field to re-examine in the …
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