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Showing 1 to 16 of 16 for “"Microdroplet"”.
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Polymerization in emulsion microdroplet reactors
The goal of this research project is to utilize emulsion droplets as chemical reactors for execution of complex polymerization chemistries to develop unique and functional particle materials. Emulsions are dispersions of immiscible fluids where one fluid usually exists in the form of drops. Not …
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Numerical simulation and modeling of microdroplet evaporation
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-11 without embargo terms
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Screening of algal cells using microdroplet technology
… tricornutum (Pt) cells were encapsulated in microdroplets and their growth was monitored over 11 days and was found to be heterogeneous. To limit cell sedimentation during encapsulation and to increase the time over which the encapsulation procedure could be run, 10% v/v OptiPrep density …
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Enhanced Fabrication of Microdroplet Generator Nozzle Arrays: Optimizing KOH Etching for Microfluidic Applications
<p>Ultrasonic microdroplet generators are useful devices with broad applications ranging from aerosolized drug delivery to three-dimensional (3D) printing-based additive manufacturing. One such technology comprises a microfabricated array of nozzles with droplet production driven by a piezoelectric …
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Application of Argon Plasma Technology to Hydrophobic and Hydrophilic Microdroplet Generation in PDMS Microfluidic Devices
… Plasma Technology to Hydrophobic and Hydrophilic Microdroplet Generation in PDMS Microfluidic Devices Brennan Graham Microfluidics has gained popularity over the last decade due to the ability to replace many large, expensive laboratory processes with small handheld chips with a higher throughput …
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Development of High-Performance Optofluidic Sensors on Micro/Nanostructured Surfaces
… driving a macro-size solid structure with liquid microdroplets, opening a new avenue for developing reconfigurable components such as optical switches in next-generation sensor network. Furthermore, the WGM sensing system is demonstrated to be stimulated along the meridian plane of a liquid …
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Development of Micro and Nanostructured Materials for Interfacial Self -Healing
… self-healing functionalized fiber embedded in a microdroplet of epoxy, are used to test virgin and healed fiber-matrix interfacial shear strength. When damage initiates at the fiber-matrix interface, the attached capsules rupture, and healing agent is released into the crack plane where it …
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Effects of surface properties on solder bump formation by direct droplet deposition
Recent advances in microdroplet generation and deposition processes have made it possible to directly form solder bumps on integrated circuits using micron-sized molten metal droplets. The direct droplet deposition bumping process can potentially produce uniform-sized bumps more economically than …
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Microfluidic tools for metabolomics
… the most efficient use of nutrients. Existing microdroplet analysis techniques are accurate and suitable for non-invasive assessment of single embryos. Unfortunately, the process of determining metabolite levels in nanoliters of culture media through fluorometric assays is low-throughput and …
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In situ formed magnetic ionic liquids: DNA extraction performance and fluorescence-compatibility in bioanalytical applications
… directly analyze the DNA within the enriched MIL microdroplet therefore, in a second study the fluorescence quenching effects of the MIL were evaluated. These studies provide an insight into how the paramagnetic metal (Ni, Co, Mn) and ligand used in the design of the MIL can be tailored in order …
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Surface characterization of plasma treated carbon fibers and adhesion to polyethersulfone
… an epoxy resin. The load required to debond the microdroplet was used as a measure of the bond strength. The data were also analyzed in terms of interfacial fracture energy accordIng to the model developed by Jiang and Penn (1992). The microbond pull-out test results showed no significant …
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Engineering a Reverse C4 Photosynthetic Pathway in C3 species Arabidopsis thaliana
… impact on pathway efficiency. Second, a microdroplet-based cell-free protein expression system was built to mimic plant metabolic pathways in vitro. Fluorescent proteins and enzymes could be directly synthesised from DNA templates in microdroplets. Fluorescence corresponding to betalains …
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Uso de biomassa de microalgas e cianobactérias cultivadas em águas residuais de avicultura como potencial energético na produção de biodiesel e amônia como transportadora de hidrogênio
… (SSM). Bacterial growth was monitored by the microdroplet plating technique. Wastewater characterization was performed to determine nitrogen by ion chromatography, phosphorus and chemical oxygen demand by spectrophotometer reading, and metals by ICP OES. The biomass was collected and …
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Microvortices In Droplets: Generation & Applications
… reliant on high throughput workflows, microdroplet technology can meet the growing demand to perform screening at ultra-high throughputs with reduced sample volume. This thesis contributes three important unit operations which expand the capabilities of droplet-based workflows in …
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Electrostatic control of microfluidic systems for enhancement of nanoparticle separations and FET nanobiosensors
… reduce the scale of the biosensor to that of a microdroplet as well as incorporate surface-area enhancements on the desalting electrodes. Although challenging to implement such a construct, sub-nanoliter droplets around FET(s) can serve as isolated chambers for parallel reactions. We have …
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Solvent-based self-healing approaches for fiber-reinforced composites
… specimens consisting of a single fiber and a microdroplet of epoxy are cured at 35C, tested, and the interfacial shear strengths (IFSS) during the initial (virgin) debonding and subsequent healing events are measured. Debonding of the fiber/matrix interface ruptures the capsules, releasing …