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 44 for “"Transfer printing"”.
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Elastomeric microsystems fabricated using transfer printing
Transfer printing, a method to transfer microscale objects using polymeric stamps, has been studied extensively over the past decade as an enabling technology for the micro and nanofabrication of novel flexible electronics. This dissertation focuses on the adoption of transfer printing towards the …
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Microassembly via polymeric stamp-based transfer printing
… microassembly of micro-scale objects involving transfer printing and its applications. Conventional top-down monolithic microfabrication schemes puts many limitations on fabricating structures with complex device architectures or packaging schemes. As such, engineering approaches enabling …
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Transfer printing of nitride based light emitting diodes
… focuses on the implementation and development of transfer printing as a novel technique for heterogeneous integration of III-nitride based light emitting diodes (LEDs) onto a wide range of substrates, whether flexible or rigid in their nature. The initial steps towards a functioning prototype are …
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Transfer Printing and Micro-Scale Hybrid Materials Systems
… with nearly arbitrary composition) via transfer printing, a form of soft lithography. The approach uses rubber stamps to manipulate arrays of small-scale objects including but not limited to carbon nanotubes, metal thin films, single-crystal silicon and III-V semiconductor …
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Biomimetic adhesion for transfer printing via microstructured surfaces
… about the effectiveness and future potential of transfer printing via kinetically controlled microstructured stamps.
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Laser-driven micro-transfer printing for MEMS/NEMS integration
… materials integration, motivated by material transfer processes, has evolved to address the technology gap between the conventional micro-fabrication processes and multi-layer functional device integration. In its basic embodiment, micro-transfer printing is used to deterministically transfer …
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Towards Active Monitoring of The Micro Transfer Printing Process
… Over the past few years many low cost, fast printing processes have begun to emerge capable of economically producing electronics and MEMS on a variety of substrates. Examples of printed electronic devices include sensors, organic photovoltaic, intelligent packaging, radio frequency …
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Advanced transfer printing methods and their applications to functional surfaces
Transfer printing is a method to transfer homogeneous or heterogeneous materials called ‘inks’ from a donor substrate where they are produced to a receiving substrate where they are utilized via a polymeric stamp. Transfer printing inherently promises the heterogeneous material integration to …
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Transfer printing based microassembly and colloidal quantum dot film integration
… monolithic microfabrication. In this context, transfer printing has emerged as a method to transfer heterogeneous material pieces from their mother substrates to a foreign substrate utilizing a polymeric stamp in a dry condition. In this thesis, advanced modes of transfer printing are studied …
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Advanced instrumented stamps for micro transfer printing and novel application areas
Transfer printing refers to a set of techniques for deterministic assembly of functional micro/nano scale devices into two and three dimensional spatial arrangements. It provides a versatile route for realizing multifunctional heterogeneously integrated systems such as flexible electronics, …
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Micro-assembly of integrated photonic devices using a high accuracy transfer printing process
… and implementation of a high accuracy transfer printing (TP) technique for the micro-assembly of integrated photonic devices. The method has particular relevance for the integration of hybrid photonic waveguides, and enables the production of passive/active photonic circuit technologies …
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Advanced stamp geometries and adhesiveless transfer printing modalities for use in deterministic materials assembly
Transfer printing has become a robust technique for assembling disparate classes of micro-and nanomaterials into spatially organized, functional arrangements in two and three-dimensional layouts. Such capabilities have made this assembly process invaluable in realizing novel or unusual forms of …
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Shape memory polymers as direct contact dry adhesives for transfer printing and general use
… is first evaluated for the purpose of microscale transfer printing, wherein micro-objects are assembled through precise control of adhesive surface forces. Significant benefits over existing solutions in terms of maximum adhesive strength during loading (~7 MPa), minimum strength for release (~0 …
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Shape memory polymer dry adhesives and their use for advanced transfer printing enabling soft microsystems
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2025-05-01
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Ultra-High Resolution Environmentally-Friendly Full-Colour Quantum Dot Display Fabricated via Cracking Assisted Transfer Printing
… pixelization process known as cracking assisted transfer printing was specially designed and developed for pixel sizes ranging from micrometre scale to nanometre scale. This method demonstrated superior and unique processability for large-area, ultrahigh-resolution patterning of RGB QD pixels …
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A comprehensive study and validation of high-throughput microscale electrode production using thermal transfer printing techniques
… a critical analysis of the use of thermal transfer printing techniques for the manufacture of microscale electrical conductors used for biochemical assays- in this instance, cell lysate spectroscopy. This process affords advantages over traditional techniques such as chemical vapor …
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Microtransfer printing of elastomeric active composites
… that includes both photolithography and micro-transfer printing. Thus, an active elastomeric composite with a 4x4 array of individual, active stamps with a Lead Zirconate Titanate (PZT) actuator was developed to enable high throughput micro-transfer printing. This was achieved by introducing a …
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Printable zirconia membranes for high power density micro solid oxide fuel cells
… into a fuel cell stack. It is believed that the transfer printing technology developed at the University of Illinois provides a solution to the problem of how to assemble µSOFCs. Transfer printing would allow the ultrathin membrane electrode assembly (MEA) to be fabricated separately, and then …
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Micro-transfer print integration of high-speed photodetectors to SOI platform
… optical sensing. Among various approaches, micro-transfer printing emerges as a rapid and universally compatible integration technology to generate PICs. To implement this technology, it is necessary to separate the devices from their original substrate using a release layer and transfer print …
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Development of high-performance GaN-based power transistors
… enhancement-mode MOSHEMT. Finally, a new transfer printing approach is developed to fabricate flexible hybrid inductor-capacitor (LC) filters via the pre-etched silicon-on-insulator wafer. The selectively patterned semi-stable Si-supporting membranes are sufficiently robust to support the …
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