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.
Results
Showing 1 to 20 of 87 for “"sensing platform"”.
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A universal miniaturized electrochemical sensing platform and its applications
… portable universal miniaturized electrochemical sensing platform, which integrates with a microelectronic sensor strip, that can perform various electrochemical and impedance sensing measurements. This sensing platform works as a miniaturized potentiostat that supports a number of potential …
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Highly Integrated Graphene-Based Chemical Sensing Platform for Structural Monitoring Applications
… materials, such as graphene, hold promise for sensing applications. Graphene's remarkable surface-to-volume ratio, when employed as a transducer, enables the sensor channel to be readily modulated in response to chemical changes in proximity to its surface, effectively converting chemical …
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The development and optimisation of a low cost optical chemical sensing platform
… networks are made up of a multitude of low power sensing nodes and are typically deployed in a scatter web configuration. A key concept is that the nodes are so low cost and are spread so densely, that the failure of any one node will not be a cause for great concern. The sensed data collected …
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Geo-referencing and mosaicing agricultural field images from a close-range sensing platform
… images are becoming more frequently used for sensing the crucial properties of the crops in Precision Agriculture. Some of them contain distortions that need to be removed before further analysis. Data from images, such as the coordinates of the crops, also need specific algorithm to be …
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Estimation and Mapping of Ship Air Wakes using RC Helicopters as a Sensing Platform
… system utilizes an RC helicopter as a carrier platform and uses the helicopter's dynamics for spatial 3D mapping of wind turbulence. The system was tested with a YP676 naval training craft to map ship airwake generated in controlled heading wind conditions. Novel system modeling techniques were …
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Novel Integration of Conductive-Ink Circuitry with a Paper-Based Microfluidic Battery as an All-Printed Sensing Platform
… into printed circuitry for scalable platforms. In this study, a microfluidic battery was mated with silver-nanoparticle conductive ink to prototype an all-printed sensing platform. A multi-layer, two-cell device was fabricated, generating 200 μA of direct electrical current at 2.5 V …
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Design, Development, and Validation of an End-User Photo-Thermal Sensing Platform for Rapid Detection and Quantification of Analytes in Fluidic Samples
… an inferior limit of detection. To date, several sensing devices have been designed to interrogate these LFIAs and decrease their limit of detection, however, these devices are often prohibitively expensive. This thesis outlines attempts to design and validate a sensing platform which could …
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Development of a robot localization and environment mapping system
… less expensive, more reliable and safer. The sensing platform designed in this work can collect data about the environment and track the robotic inspection platform, recording the defect locations. It consists of a two axis gimbaled sensing platform with a single point distance sensor placed …
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Neural Network Fusion of Multi-Modal Sensor Data For Autonomous Surface Vessels
… for ASVs. This is primarily due to lacking ASV sensing platforms and public datasets for ASV-based perception research. To that end, this dissertation demonstrates the design of a synchronized multi-modal sensing platform for ASVs utilizing GPS/INS, LiDAR, LWIR cameras, HDR camera, and …
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Graphene-based Biochemical Sensing Array: Materials, System Design and Data Processing
… challenge, we have developed a bioelectronic sensing platform comprising thousands of integrated sensing units, custom-designed high-speed readout electronics, and machine-learning-based inference. This platform has demonstrated reconfigurable sensing capability in both the liquid and gas …
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Smart-phone-based electrochemical sensor for environmental applications
We demonstrated a mobile phone sensing platform, MoboSens, with integrated plug-n-play microelectronic ionic sensor that performs electrochemical measurement by using audio jack of a smart phone. This platform was used to measure nitrate concentration using a few microliter liquid samples on field …
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Multimaterial Fibers for Biosensing Application Using Electrochemistry
The biosensing field has grown in importance and research efforts over the last few years for many reasons including point of care sensing devices and possible early detection of diseases in the body. Dopamine sensing is discussed in this paper and the development of a dopamine sensing platform …
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Data collection and management of a mobile sensor platform
This thesis explores the development of a platform to better collect and manage data from multiple senor inputs mounted on a car sensor platform. Specifically, focusing on the collection and synchronization of multiple forms of data across a single mobile sensor system. The project will be …
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Progress towards a highly efficient and accurate platform for enantiomeric excess determination
… sought to expand on two previously developed ee sensing assays from our lab– an iron based amine assembly and a zinc based multicomponent assembly. To start, the substituent effect of the zinc multicomponent dynamic assembly for secondary chiral alcohol ee determination was investigated. A new …
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Investigating the plasmonic behaviour of gold nanostructured arrays with finite element method modelling for optical sensing applications
… novel, plasmonic gold nanorod array surface as a sensing platform for diagnostic applications. Biological species were detected through the sensitivity of plasmons to refractive index changes and the binding kinetics were determined. Investigations were Lysozyme, an immune system enzyme, Proteins …
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Nanocomposite-graphene based platform for heavy metal detection
… and antimony film electrode was used as a sensing platform for trace metal analysis in 0.1 M acetate buffer (pH 4.6) at 120 s deposition time, using square-wave anodic stripping voltammetry (SWASV). Detection limits were calculated using 3σblank/slope. For practical applications recovery …
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Multispectral Remote Sensing of the Earth and Environment Using KHawk Unmanned Aircraft Systems
… and testing of the KHawk multispectral remote sensing system for environmental and agricultural applications. KHawk Unmanned Aircraft System (UAS), a small and low-cost remote sensing platform, is used as the test bed for aerial video acquisition. An efficient image geotagging and …
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Context detection and abstraction in smart environments
… navigation by means of a wearable inertial sensing platform assisted by the vision based tracking system for initial settings an real-time calibration; Pedestrian navigation by means of a wearable inertial sensing platform augmented with GPS measurements; Pedestrian identification and …
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Multiplexed biochemical imaging reveals the extent and complexity of non-genetic heterogeneity in DNA damage-induced caspase dynamics.
… these limitations, we have developed a unique sensing platform based on fluorescence lifetime imaging microscopy (FLIM) capable to multiplex at least three biosensors by utilizing Förster Resonance Energy Transfer (FRET) efficiently. After an overall introduction in Chapter 1, I describe the …
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