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 210 for “"Device fabrication"”.
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Flexible Electronics: Materials and Device Fabrication
… will outline solution processable materials and fabrication techniques to manufacture flexible electronic devices from them. Conductive ink formulations and inkjet printing of gold and silver on plastic substrates were examined. Line patterning and mask printing methods were also investigated as …
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Digital Manufacturing Techniques for Microfluidic Device Fabrication
Microfluidic devices are currently used in a wide range of scientific and biomedical areas such as tissue engineering, cell biology, and implantable devices. Lab-on-a-chip research utilizing microfluidic devices has advanced significantly over the last decade and provides advantages of …
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GaN heterojunction FET device Fabrication, Characterization and Modeling
… concerning the reliability and stability of the device. In order to improve the device performance, we first optimized the growth and fabrication procedures for the conventional AlGaN barrier HFET, on which high carrier mobility and sheet density were achieved. Second, the AlInN barrier HFET was …
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Large-Scale Graphene Film Deposition for Monolithic Device Fabrication
… developments and helped in shrinking electronic devices. Nowadays, an IC consists of more than a million of compacted transistors.</p> <p>The majority of current ICs use silicon as a semiconductor material. According to Moore's law, the number of transistors built-in on a microchip can be double …
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Encapsulation Studies and Planar Device Fabrication in Gallium-Arsenide
Made available in DSpace on 2014-12-12T20:55:07Z (GMT). No. of bitstreams: 1 8009058.pdf: 3441777 bytes, checksum: 51a8f6412e5af50aa8a0db8469926358 (MD5) Previous issue date: 1979
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High fidelity pattern transfer in InP photonic device fabrication
… photonic integrated circuits (PIC) are required. Device performance is affected by everything from component coupling to electrical connectivity of the active components. However the most fundamental and often challenging aspect of photonic device fabrication is dimensional control. At 1550 nm, …
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Electronic device fabrication and characterization based on two-dimensional materials
… for novel electronic and optoelectronic devices in low power, high performance and flexible applications. In this thesis, the optical and electrical properties of MoS2/WS2 heterostructures grown by chemical vapor deposition (CVD) are studied. By using Raman spectra, photoluminescence (PL) …
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Synthesis and characterization of nanocrystalline CuCl hybrid films for electroluminescent device fabrication.
… type conduction for higher field regions. The device showed bright electroluminescent emission at ~384 nm when subjected to an AC voltage of about 100 volts peak to peak. One challenge linked with the use of CuCl is that it is sensitive to moist air, i.e. CuCl is not stable in ambient …
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Graphene characterization and device fabrication: doping analysis, strains engineering towards terahertz radiation
… and optical properties have made many new devices possible. Its ultra-thin thickness makes both the fabrication and characterization of graphene-based device challenging. In my thesis, I will discuss different approaches to fabricate and characterize graphene devices for the use in …
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Characterization of the photochemical etching process: an alternative microfluidic device fabrication method
… to fabricate the master mold of a microfluidic device. During this process, a semiconductor substrate is submerged in an etchant solution. Structures are then etched into its surface based on the image formed by a commercial projector. Once characterized and optimized, PC etching could reduce or …
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Surface Patterning, Electronic Device Fabrication And, Three-Dimensional Self-Assembly Using Polydimethylsiloxane
A masterless decal transfer lithography technique is herein described for pattering with polydimethylsiloxane (PDMS). This procedure uses a novel ultraviolet zone (UVO) exposure mask, which allows for the photopatterning of UVO modifications of PDMS surfaces. This modification enables the direct …
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Towards in-situ device fabrication : electrostatic lithography and nanowire field effect devices
… source, drain, gate-oxide and gate material fabrication using electron beam induced chemical vapor deposition. Field effect transistor and ring oscillator architectures were fabricated using this process. Nanowires were characterized using scanning electron microscopy and transmission …
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Novel Thin Film Nanogap Device Fabrication And 3D Integration Enabled By Adhesion Lithography
… to the nature of these materials, conventional fabrication processes for Si and its oxides, as well as III-V materials, are not compatible anymore. Many new deposition methods, such as ink jet printing, gravure, and roll-to-roll coating have already been finely developed and used to deposit and …
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Plasma-Assisted Molecular Beam Epitaxial Growth of Indium Nitride for Future Device Fabrication
… qualities good enough to characterize and use in devices. Much, however, is yet to be answered regarding the processes of crystal formation of InN. This study investigates the processes by which InN nanostructures form in MBE growth. A phase diagram depicting the various growth modes was created …
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Metal-assisted chemical etching of III-V semiconductors for advanced optoelectronic device fabrication
… decades has necessitated the scaling and precise fabrication of device elements and features down to the nanometer level. Top-down fabrication modules in semiconductor processing including etching have been extensively explored and implemented for a wide variety of device structures. One of the …
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Structure-property engineering and device fabrication of conjugated polymers by chemical vapor deposition
… deposition (CVD)-synthesized soft materials and device applications. High quality and large-scale synthesis of soft materials are the foundation of soft electronics. CVD approach has proved to be a low-cost and scalable technique to synthesize a wide variety of soft materials with desired …
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Advancing Molecular-Field Coupled Nanocomputing actualization: Unifying device fabrication, molecular modelling, and integration strategies
L'abstract è presente nell'allegato / the abstract is in the attachment
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Optimization of the Process for Semiconductor Device Fabrication in the MicrON 636 Whittemore Cleanroom Facility
… is to develop and optimize a process for the fabrication of basic semiconductor devices in silicon using the Modu-lab toolset in the MicrON 636 Whittemore cleanroom facility. This toolset is designed to work with four-inch silicon wafers, in a class 10000 cleanroom. Early work on this process …
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Growth and characterisation of platinum and palladium catalysed silicon based nanostructures for nano-device fabrication
… eliminating hazardous acids during lithography device preparation with the use of silicide forming metal. With regard to palladium coatings, self-aligned polycrystalline palladium-silicide nanowires and palladium catalysed crystalline core-amorphous shell silicon nanowires were synthesised. The …
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