Search Results - "Hult, Bjorn"

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  1. 1

    High Voltage and Low Leakage GaN-on-SiC MISHEMTs on a "Buffer-Free" Heterostructure by Hult, Bjorn, Thorsell, Mattias, Chen, Jr-Tai, Rorsman, Niklas

    Published in IEEE electron device letters (01-05-2022)
    “…The performance of a novel 'buffer-free' AlGaN/GaN-on-SiC MISHEMTs for power switching applications is demonstrated in this letter. High voltage operation with…”
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    Journal Article
  2. 2

    Characterization of Drain-Induced Barrier Lowering in GaN HEMTs Using a Drain Current Injection Technique by Hult, Bjorn, Bergsten, Johan, Castillo, Ragnar Ferrand-Drake Del, Darakchieva, Vanya, Malmros, Anna, Hjelmgren, Hans, Thorsell, Mattias, Rorsman, Niklas

    Published in IEEE transactions on electron devices (08-11-2024)
    “…Assessing short channel effects (SCEs) is crucial in the high-frequency optimization of downscaled field-effect transistors (FETs) such as GaN high electron…”
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    Journal Article
  3. 3

    Investigation of Isolation Approaches and the Stoichiometry of SiNx Passivation Layers in “Buffer‐Free” AlGaN/GaN Metal–Insulator–Semiconductor High‐Electron‐Mobility Transistors by Hult, Björn, Thorsell, Mattias, Jr-Tai, Chen, Rorsman, Niklas

    “…Critical process modules for the fabrication of metal–insulator–semiconductor high‐electron‐mobility transistors (MISHEMTs) based on a novel ‘buffer‐free’…”
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    Journal Article
  4. 4

    Investigation of Isolation Approaches and the Stoichiometry of SiN x Passivation Layers in “Buffer‐Free” AlGaN/GaN Metal–Insulator–Semiconductor High‐Electron‐Mobility Transistors by Hult, Björn, Thorsell, Mattias, Chen, Jr-Tai, Rorsman, Niklas

    “…Critical process modules for the fabrication of metal–insulator–semiconductor high‐electron‐mobility transistors (MISHEMTs) based on a novel ‘buffer‐free’…”
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    Journal Article
  5. 5

    Design, Fabrication and Characterization of GaN HEMTs for Power Switching Applications by Hult, Björn

    Published 01-01-2022
    “…The unique properties of the III-nitride heterostructure, consisting of gallium nitride (GaN), aluminium nitride (AlN) and their ternary compounds (e.g. AlGaN,…”
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    Dissertation
  6. 6

    AlGaN/GaN/AlN 'Buffer-Free' High Voltage MISHEMTs with Si-rich and Stoichiometric SiNx First Passivation by Hult, Bjorn, Thorsell, Mattias, Chen, Jr-Tai, Rorsman, Niklas

    Published in 2022 Compound Semiconductor Week (CSW) (01-06-2022)
    “…'Buffer-free' AlGaN/GaN/AlN high electron mobility transistors (HEMTs) with a thin GaN channel layer and a thin AlN nucleation layer grown on a semi-insulating…”
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    Conference Proceeding
  7. 7

    Mg-doping and free-hole properties of hot-wall MOCVD GaN by Papamichail, Alexis, Kakanakova, Anelia, Sveinbjörnsson, Einar O, Persson, Axel R, Hult, Björn, Rorsman, Niklas, Stanishev, Vallery, Le, Son Phuong, Persson, Per O. Å, Nawaz, Muhammad, Chen, Jr-Tai, Paskov, Plamen P, Darakchieva, Vanya

    Published 28-02-2022
    “…The hot-wall metal-organic chemical vapor deposition (MOCVD), previously shown to enable superior III-nitride material quality and high performance devices,…”
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    Journal Article