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Visar resultat 1 - 5 av 29 avhandlingar som matchar ovanstående sökkriterier.
1. Theoretical and experimental study of vertical MESFETs in Si and SiC
Sammanfattning : .... LÄS MER
2. Development of Process Technology for Photon Radiation Measurement Applications
Sammanfattning : This thesis presents work related to new types of photo detectors and their applications. The focus has been on the development of process technology and methods by means of experimentation and measurements. LÄS MER
3. Position Sensitive Detectors : Device Technology and Applications in Spectroscopy
Sammanfattning : This thesis deals with the development, processing and characterization of position sensitive detectors and, in addition, to the development of compact and cost effective spectrometers. Position sensitive detectors are used to measure, with great accuracy and speed, the position of a light spot incident on the surface. LÄS MER
4. Power Scaling of Highly Compact Single-Frequency Yb-Doped Fiber Amplifiers
Sammanfattning : Both scientific interests and industrial applications have stimulated the advance of single-frequency laser technology. The high spatial and temporal coherence of this technology has facilitated many applications such as gravitational wave detection, high-precision fiber sensors, high-resolution spectroscopy, holography, and nonlinear optical conversion. LÄS MER
5. Simulation and Optimization of SiC Field Effect Transistors
Sammanfattning : Silicon Carbide (SiC) is a wide band-gap semiconductor material with excel-lent material properties for high frequency, high power and high temperature elec-tronics. In this work different SiC field-effect transistors have been studied using theoretical methods, with the focus on both the devices and the methods used. LÄS MER