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Showing 1 to 13 of 13 for “"Nano-patterning"”.
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Design and fabrication of novel and functional 3D structures via proximity field nano-patterning
Proximity field Nano-Patterning (PnP) is a large-area interference lithography technique that is used to fabricate multi-dimensionally periodic micro-structures. Though a potent technique for 3D microfabrication that offers dual and superior advantage of scalable resolution and throughput, this …
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Modifying the magnetic properties of Laves phase intermetallic multilayers and films by nano-patterning and ion implantation
… data storage. Artificial structuring on the nano-scale will be beneficial in improving the functionality of exchange spring systems in all of these areas. In this work, two distinctly different routes to nano-structuring in epitaxially grown rare earth – iron (REFe2) films and exchange spring …
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Transfer printing of nitride based light emitting diodes
… 16x16 array format using a modifed dip-pen nano-patterning system. Two different methods 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 …
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Sub-20nm substrate patterning using a self-assembled nanocrystal template
… quantum dots is presented as a template for patterning with a tunable resolution from 2 to 20nm. Spin-casting and micro-contact printing are resolved as methods of forming and depositing these monolayers of quantum dots through self-assembly. Four methods of templated patterning - …
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Submicron patterning using laser interference lithography
… protocol, and initial results of an alternative nanopatterning technique called Interferometric Lithography (IL) are presented. Comprised of the identical process attributes of traditional projection photolithography, IL mirrors the wafer preparation and development procedures of our existing …
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Fabrication and Characterization of Electrically Injected Photonic Crystal Light Emitters
… The design parameters of the photonic crystal nanocavity structure are determined by computing the photonic band gap and cavity resonant modes. Secondary ion mass spectrometry analysis is used to assist the development of an epitaxial structure in the InGaAs/GaAs material system for electrical …
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Less strain, more gain_nano_patterning III-N thin films
Controlling the growth mechanism for nano-structures is one of the most critical topics in material science. In the past 10 years there has been intensive research worldwide in IIIN based nanowires for its many unique photonic and electrical properties at this scale. There are several advantages to …
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Nanoimprinting of Photonic Devices for Visible Light Applications
… that stem from the interaction of light with nanostructured matter. On the other hand, nanotechnology provides a key support to the research in photonics. In particular nanoimprint lithography (NIL) proved important to accelerate the development and prototyping of novel photonic device …
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Structural and optical properties of phase transition cubic phase gallium nitride for photonic devices
… GaN grown on Si(100) via phase transition and nano patterning enabled through phase-transition modeling and cubic GaN material characterization. Crystal growth geometry of GaN in nano-patterned silicon U-shaped grooves separated by oxides are modeled through crystallographic equivalence to …
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Solid state electrochemical processes for nanofabrication
Metallic nanostructures play a defining role in micro and nanotechnology, from interconnects in electronics to electrodes in chemical sensors, batteries, fuel-cells, antennae, plasmonic waveguides in sub-wavelength optics and structural color generation. While the demand for making functional …
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Fluid dynamics of thin films in semiconductor manufacturing processes
Nanostructures and nanomaterials are means to dramatically improve the performance of LEDs, solar cells, hard disk drives, laser diodes, and displays. This improvement comes from fabricating nanostructures inside or on the surface of a substrate. Fabrication of these nanostructures often involves …
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Template Directed Growth of Nb doped SrTiO₃ using Pulsed Laser Deposition
… to that of bismuth telluride. Semiconductor nanostructures have demonstrated a decrease in thermal conductivity (κ) resulting in an increase in the thermoelectric figure of merit (ZT). Nanostructures of doped oxides like niobium doped strontium titanate, may also lead to decreased κ and a …
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Solid-state superionic stamping: Patterning 3D metallic micro- and nanostructures for surface enhanced Raman sensing
Metallic nanostructures play a pivotal role in micro- and nanotechnology, contributing to various applications such as interconnects in electronics; electrodes in chemical sensors, batteries, fuel cells, antennae, plasmonic waveguides in sub-wavelength optics; etc. As the demand for functional …