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 18 of 18 for “"Conductive inks"”.
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Flame-based synthesis of multi-component metal nanoparticles and conductive inks
… remains. Alloying of silver with various other conductive materials has potential to reduce cost while maintaining satisfactory performance. In this thesis, we discuss the synthesis of various multi-component metal nanopowders and nano-inks including copper-silver, nickel-silver and …
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Two-dimensional material enhanced dielectric and conductive inks for printable electronics
… electronic industry. The pairing of functional conductive, semiconducting, and dielectric inks with printing technologies enables the production of low-cost, large-scale electronic devices and systems. There are some drawbacks of current functional inks, such as high material cost, complex …
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Selective Deposition of Copper Traces onto Additively Manufactured All-Aromatic Polyimides via Laser Induced Graphene to Enable Conformal Printed Electronics
… work in AME has demonstrated the integration of conductive traces into and onto geometries and form factors that are not possible through traditional electronics packaging processes. This has largely been accomplished by using AM and DW technology to deposit conductive inks to form interconnects …
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Printing conductive ink tracks on textile materials
… Traditionally the techniques used to create conductive textiles are conductive fibers, treated conductive fibers, conductive woven fabrics and conductive ink. The technologies to print conductive ink on textile materials are still under progress of development thus this study is to …
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Characterization of Flexible Hybrid Electronics Using Stretchable Silver Ink and Ultra-Thin Silicon Die
… By combining the dynamic performance of conductive inks, and the functionality of ultra-thinned, traditional IC technology, new FHE devices allow for development of applications previously excluded by relying on a specific type of electronics technology.</p> <p>The characterization and …
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Micro- and nano-soft lithography for the fabrication of photonic devices
… to pattern organic molecules, photoresists, and conductive inks to create optically active structures and devices. A series of light emitting polymers (LEPs), blended with a photo-curable host system, have been integrated as colour converters with an array of matrix-addressable gallium nitride …
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Improvements to the electrohydrodynamic jet printing process
… an investigation into new silver nanoparticle inks for use in electronics printing yielded 4-20 µm lines with resistivities around ten times that of bulk silver. The printed performance is demonstrated to be promising for microscale additive manufacturing. Specific obstacles and solutions …
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Manufacturing conductive patterns on polymeric substrates : development of a microcontact printing process
… suitable for creating very high resolution conductive patterns on polymer substrates, in a way that can be scaled to high volume manufacturing. The original motivation for this work came from the problem of manufacturing electrodes on microfluidic devices (which in volume production are …
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Fabricating Multifunctional Composites via Transfer of Printed Electronics Using Additively Manufactured Sacrificial Tooling
… through selective patterning of electrically conductive materials onto composites. Thus far, multifunctional composite performance has been limited by the conductivity of functional materials used, and the methods of integration have resulted in compromises to both structural and functional …
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Hybridization of PolyJet and Direct Write for the Direct Manufacture of Functional Electronics in Additively Manufactured Components
… in conjunction with direct write (DW) of conductive materials, enables the direct manufacture of parts featuring embedded electronics, including interconnects and sensors. The scope of previous works in which DW and AM processes are combined has been limited to single material AM …
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Wireless Coupled Feed Structure for Additively Manufactured Conformal Antennas
… printed directly onto 3D surfaces using conductive inks and dielectric pastes. Instance, the traditional antenna radomes that had the purpose of protecting the antenna on its inside can now become the antenna itself. With the components on the surface of the structure, instead of inside …
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Transfer printing of nitride based light emitting diodes
… of addressing the LEDs were studied by using conductive inks on the LED bonding pads or through the use of metal tracks. Both addressing schemes are compared and studied for reliability. Individual study of the printed array elements showed blue emission centred at 486 nm with a …
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Characterization of the Integration of Additively Manufactured All-Aromatic Polyimide and Conductive Direct-Write Silver Inks
… structures and direct write (DW) deposition of conductive traces enables the design and physical creation of integrated, complex, and conformal electronics such as embedded electronics and complex routing on a fully AM structure. Although this hybridization has a promising outlook, there are …
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Flexible electronics : materials and sensor fabrication
… attempts to develop a solution processable conductive ink for ink-jet printing. It then details the printing of commercial conductive ink on flexible substrates employing the three printing methods. Raman spectroscopy and Fourier transform infrared spectroscopy, are both used to investigate …
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The Impact of Morphology and Composition on the Resistivity and Oxidation Resistance of Metal Nanostructure Films
… materials to generate high conductivity devices. Conductive inks for thick film applications utilizing inkjet, aerosol, and screen printing technologies are often comprised of expensive and rare silver particles. Thin film applications such as organic light emitting diodes (OLEDs) and organic …
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Extrusion Printing of Carbon Nanotube Inks, from Rheology to Electronics
Printed electronics rely on the deposition of conductive liquid-based inks into continuous lines and films, typically on polymeric substrates. Among candidate conductive fillers for use in electronic inks, carbon nanotubes (CNTs) have high conductivity, low density, processability at ambient …
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High-resolution direct ink writing of soft conductive materials
Conductive polymers are important materials that attract increasing attention in diverse fields due to their tunability and easy preparation. The various applications range from tissue-engineering scaffold in the biomedical field to intelligent electronics and energy storage devices. The ability to …
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Graphene and Related Materials Inks and Composites for Space Applications
… the practical applications of the resulting GRM inks and composites across a spectrum of space technologies, spanning thermal control devices, additive manufacturing materials, and lunar surface exploration. Moreover, this work highlights the potential of in-space manufacturing (ISM) and …