Vishvas Nanjunda Swamy -
Wide bandgap semiconductor, particularly Silicon Carbide (SiC), based electronic devices and circuits are presently being developed for use in hightemperature, high-power, and high-radiation conditions under which conventional semiconductors cannot adequately perform. Th...
Yi Wei -
In ammonothermal GaN crystal growth, residual moisture and oxygen species adsorbed on internal autoclave surfaces can severely degrade crystal quality. This thesis presents a high-temperature autoclave purification procedure aimed at eliminating these impurities from the growth environm...
Geng Chongwei -
In this study, a two-dimensional axisymmetric model of a three-zone furnace for the ammonothermal growth of nitride crystals was developed using CrysMAS software. The geometry of the model was constructed to closely match that of the real furnace, and the temperature boundary con...
Johannes Bauer -
Diese Arbeit befasst sich mit der Modellierung von Mikrospektroskopiemessungen. Das Ziel ist, erstmals die komplexen Brechungsindizes eines Materials aus dessen Reflektanz- und Transmittanzspektren zu bestimmen. Der von der Mikrospektroskopie ermöglichte kleine Messfleck erlaubt...
Manan Rupesh Nandwana -
In this project work the main focus is on developing a Python-based Image processing tool for analyzing X-ray images. The goal is simple to generate spatially resolved concentration maps of solutes during ammonothermal synthesis experiments. Growing high-quality gallium n...
Maitri Bharatbhai Savani -
This work examines the solubility of gallium nitride (GaN) in supercritical ammonia to understand its behavior under ammonothermal growth conditions. A systematic evaluation and comparison of thermodynamic and empirical models was conducted. Results demonstrate that d...
Anu Anna Koshy
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Silicon carbide (4H-SiC) MOSFET devices are essential for high-power and potentially also for high-temperature applications. However, especially the reliability of their gate oxides at high temperatures has not yet been extensively studied. This thesis investigates the gat...