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 9 of 9 for “"Thermal cameras"”.
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NIR silicon photodetector enhancement using photonic crystal cavity resonators
… efficient infrared sensors for light ranging, thermal-cameras, and soon, free-space optical communications has yet to be answered. In this study, we use polycrystalline silicon in conjunction with a photonic crystal cavity (PhCC) to enhance light absorption for efficient sensing. We present a …
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Studying the Performance of Object Recognition with Fusion of Visible Light and Infrared Images with Neural Networks
… intensity camera images. As the use of infrared cameras, colloquially termed thermal cameras, has increased and costs have decreased, object detection and recognition in infrared camera images have been increasingly studied. An infrared image is treated as an intensity image, just like a …
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Measurement technologies to enhance human capabilities via Mixed Reality
… technologies include three-dimensional cameras, wearable sensors, inertial sensors, thermal cameras, and pressure matrices. Many challenges were overcome in this dissertation, such as designing and testing the proper measurement frame and interface, finding new calibration procedures for …
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An Experimental Study of the Impinging and Freezing Dynamics of a Colloidal Droplet on Solid Surfaces
… thesis focuses on observing the dynamics and thermal properties of colloidal droplets. High-speed and thermal cameras were employed to facilitate this analysis. Significant differences were observed between the final deposition patterns formed through freeze-drying and evaporation methods. Our …
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Aerial Thermography in Archaeological Prospection: Applications & Processing
… potential for detecting anthropogenic anomalies. Thermal infrared radiation is absorbed and reemitted at varying rates by all objects on and within the ground depending upon their density, composition, and moisture content. If an area containing archaeological features is recorded at the moment …
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Computer Vision Applications for Autonomous Aerial Vehicles
… of special vision sensors, such as depth cameras, lidar sensors and thermal cameras, and major breakthroughs in computer vision and machine learning fields accelerated the advance of UAV research and technology. However, due to certain unique challenges imposed by UAVs, such as limited …
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Scalable 3D carbon nanotube structures for bolometric infrared sensor arrays
… strength, excellent IR absorption, low thermal mass, and are electrically conductive. These properties make CNT structures especially suitable for IR sensing, where the IR absorber and detector in a device can be combined in one element. A common structure for a microbolometer is a thin …
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Understanding emplacement of rapidly-emplaced volume-limited lava flows from Mount Etna’s 2011-2012 eruption : a multidisciplinary study
… the application of long-range ground-based thermal cameras for studying lava flows. Results from (1) agreed with previous studies, showing strong correlations between final flow length and the following: total volume, duration, flow field width, number of bifurcations in the proximal zone of …
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Laser-induced heating, phase-shift, and damage : measurements and simulations
… of Texas at Austin to study laser induced thermal lensing. Analysis with a high-frame rate thermal camera system in an optical cuvette determined rates of heating and cooling in water exposed to 1200, 1310 and 1318-nm wavelengths. Thermal modeling software (BTEC) developed at AFRL was used …