Search for dissertations about: "Sub-millimetre wave"
Showing result 1 - 5 of 8 swedish dissertations containing the words Sub-millimetre wave.
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1. Millimetre wave waveguide enclosed grid frequency multipliers and imaging
Abstract : The utilisation of the THz spectrum ( 0.3-10 THz ) is hampered by fundamental difficulties in generating power at these frequencies. READ MORE
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2. Symmetric varactor frequency multipliers
Abstract : This thesis describes heterostructure barrier varactor (HBV) frequency multipliers for millimetre and sub-millimetre wave applications.The basic principles of HBVs are explained. Starting from basic varactor theory, an equivalent circuit model for HBVs is presented. READ MORE
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3. Low and High Tc Bolometer Detectors for THz Frequencies
Abstract : .... READ MORE
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4. Submillimeter Heterodyne Array for High-speed Radio Astronomy
Abstract : .... READ MORE
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5. Planar Heterostructure Barrier Varactor Diodes for Millimetre Wave Applications
Abstract : This thesis deals with fabrication, characterisation and modelling of the Heterostructure Barrier Varactor (HBV) diode and its use in frequency multiplier applications. Different aspects of material structures and frequency multipliers are described. READ MORE