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 39 for “"Novel sensor"”.
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NOVEL SENSOR PLATFORMS BASED ON FABRY-PEROT RESONATORS FOR APPLICATIONS IN ENVIRONMENTAL GEOPHYSICS
<p>"Fabry-Perot resonator sensors have been widely used for various physical and chemical measurements owing to their unique advantages over traditional sensors such as high measurement resolution, mechanically robust, and distributed sensing capabilities. This dissertation focuses on the …
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Advancing AFM Nanometrology Through Experimental FSI Quantification, Novel Sensor Design, and Fractional ODE-based Material Models
… materials in a fluidic environment. Next, a novel AFM cantilever sensor will be designed to tune the stiffness of the sensor according to the sample of interest. This dissertation will also focus on updating the current material models to characterize materials for a wide range of …
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Colloidal structures with novel functions
… For the development of colloidal systems showing novel functionality we have designed various experimental systems for imaging the adsorption of surfactant at the interface between a nematic liquid crystal (LC) and water, self.propelling stimuli - responsive hydrogels and Janus particles. Optical …
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Integrated nanoscaled detectors of biochemical species
… industrial research in the development of new sensor prototypes and improvement of existing technologies. With respect to demographic changes and inhomogeneous distribution of the clinical facilities worldwide, especially in rural regions, a new generation of miniaturized biosensors is highly …
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Measurement of Temperature, Refractive Index, or Axial Acceleration with Etched PCF Microfiber Structure
In the field of optical fiber sensors, one of the most versatile structures is the Fabry-Perot interferometer. This thesis will present a novel sensor based on an Intrisnic Fabry-Perot Inferferometer (IFPI) cavity to measure axial acceleration, refractive index, and temperature. The sensor …
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NON INVASIVE CANCER DETECTION: FROM BENCH TO BEDSIDE
… identified using end-tidal exhaled breath. A novel plant inspired, robust, low-cost, eco-friendly and easy to use chemiresistive volatile sensor array was developed. In future, this novel sensor array could be used as diagnostic tool for detecting cancer.
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Development of a reinforcing fibre light-guide for use as a damage sensor within composite structures
… the results of an investigation to develop a novel sensor which would give a direct indication of the extent of impact damage in a composite. This was achieved by using glass reinforcing fibres to produce a light-guide, which was embedded within a composite laminate. The laminate was then …
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Development of a Miniature, Fiber-optic Temperature Compensated Pressure Sensor
… etc. [2]. Although the semiconductor based sensors can operate at around 500oC, sapphire fiber sensors were demonstrated at even higher temperatures [3]. In this research, a novel sensor structure is proposed that can measure both pressure and temperature simultaneously. This work effort …
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Development Of An Accurate Benchmarking System For Microwave Breast Imaging
… microwave imaging setups are not adaptable. A novel method for of the development of a dielectric phantom using regression analysis is presented. This is followed by a discussion of the design of a novel sensor for the purpose of in vivo dielectric properties measurements. The goal is to …
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Closed-loop bladder function control for rats using optogenetics
… rats. The bladder activity is monitored using a novel sensor in a less invasive manner than the traditional pressure sensors. A neuromodulation technique called optogenetics is used as the method of intervention to help control the bladder function. The battery-less implantable device is …
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Engineered sensors and genetic regulatory networks for control of cellular metabolism
… To construct this program, I first developed sensors that detected and propagated relevant information into genetic circuits. These sensors include a novel sensor for genotoxic methylation exposure in Saccharomyces cerevisiae and sensors for oxygen, acetate, and glycolytic flux in E. coli. The …
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OpenSpace : enhancing social awareness at the workplace
… privacy. In this document, we shall discuss a novel sensor network based approach to enhancing the social awareness of people while maintaining low levels of privacy invasiveness. We use a grid of motion sensors to collect anonymous information about activity in various locations of our …
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High throughput optical sensor arrays for drug screening
… This report details the development of several novel sensor systems capable of detecting cellular ion flux in multi-well plate format. Optodes are employed as the primary sensors, which are an optically based ion selective polymer. These assays utilize both potassium and sodium selective optodes …
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Electromagnetic Characterization of Complex-Shaped Carbon Nanotubes Using Characteristic Mode Analysis
… for using these complex CNT nanostructures in novel sensor, nanoelectronics, and smart composites applications.
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Development and Validation of Wearable Systems for Human Postural Sway Analysis
… of parts and assembly of the board. The final sensor developed (Mini-Logger) was validated for sway acquisition in laboratory setting. Further the novel sensor was tested on healthy adults for its sensitivity with postural sway at 12 different standing conditions. The results from this study …
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Design and Application of Task-Specific Organic Salts for Chemical and Biochemical Sensing
… is an increasing demand for development of new sensors and sensor strategies for accurate detection and discrimination of various analytes. In this regard, colorimetric and fluorometric sensor approaches have attracted considerable attention, primarily because they represent facile and …
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Novel Optical Sensors for High Temperature Measurement in Harsh Environments
… often prevent conventional temperature sensors from being used or make them difficult to use. Novel sensor systems should not only provide accurate and reliable temperature measurements, but also survive the harsh environments through proper fabrication material selections and mechanical …
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Feature Extraction Workflows for Urban Mobile-Terrestrial LiDAR Data
… of automated feature extraction. A LiDAR sensor-centric perspective during the data acquisition phase is used to organize data for the user and to transform the data into a 2D reference frame for object-oriented image analysis of MTL data. Organizing the display of MTL data relative to the …
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Multi-channel solutions for optical labelfree detection schemes based on the interferometric and grating coupler principle
In this work novel concepts for the realization of multi-channel optical labelfree sensors are presented. The concepts aim at two important fields of application, namely the high throughput screening and the so called high content screening with two different optical labelfree sensor approaches. …
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