Sökning: "movpe"

Visar resultat 6 - 10 av 33 avhandlingar innehållade ordet movpe.

  1. 6. Surface-Micromachined Vertical-Cavity Micro-Opto-Electro-Mechanical Devices on InP

    Författare :Nicolae Chitica; KTH; []
    Nyckelord :MOEMS; Optical MEMS; InP; GaInAsP; VCSEL; MOVPE; surface micromachining; tunable devices; vertical cavity devices; air-gap reflectors; III-V micromechanics;

    Sammanfattning : .... LÄS MER

  3. 7. Aerosol Metal Nanoparticles and their Role in Particle-Assisted Growth of III–V Nanowires

    Författare :Robert Hallberg; NanoLund: Centre for Nanoscience; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; aerosol formation; III–V semiconductor materials; catalyst particles; Palladium nanoparticles; Gold nanoparticles; Spark discharge generation; MOVPE; MOCVD; Transmission electron microscopy TEM ; Phase stability; Nanoparticle deposition; Nanoparticle generation; nanoparticles characterization; Nanowire NW ; Nanowire growth;

    Sammanfattning : Semiconductor nanowires have properties that make them potentially useful for applications in future electronic, photovoltaic, and optoelectronic devices. A powerful nanowire fabrication technique is the use of a nanoparticle as a preferential nucleation site, from which a nanowire grows. LÄS MER

  4. 8. Growth and Characterization of Tandem-Junction Photovoltaic Nanowires

    Författare :Lukas Hrachowina; NanoLund: Centre for Nanoscience; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; III–V semiconductors; nanowire; photovoltaics; tandem junction; MOVPE; EBIC; Fysicumarkivet A:2022:Hrachowina;

    Sammanfattning : In order to satisfy the growing energy needs of our planet’s population, and at the same time mitigate global warming, sustainable energy sources such as solar energy are indispensable. In addition to conventional silicon-based solar cells, nanotechnology offers interesting approaches for complementary applications. LÄS MER

  5. 9. Semiconductor Nanowires: Epitaxy and Applications

    Författare :Thomas Mårtensson; Fasta tillståndets fysik; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; semiconductor; nanotechnology; nanowires; crystal growth; metal-organic vapour phase epitaxy; III-V; silicon; MOVPE; light-emitting diode; single-electron transistor; cell;

    Sammanfattning : Semiconductor nanowires are nanoscale objects formed by bottom-up synthesis. In recent years their unique properties have been exploited in fields such as electronics, photonics, sensors and the life sciences. In this work, the epitaxial growth of nanowires and their applications were studied. LÄS MER

  7. 10. InGaAs Nanowire and Quantum Well Devices

    Författare :Lasse Södergren; NanoLund: Centre for Nanoscience; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; nanowire; quantum well; cryogenic; III-V; InGaAs; MOSFET; MOVPE; Hall; mobility; ballistic; RF;

    Sammanfattning : To fulfill the increasing demand for high-speed electronics used for computation or communication is one everlasting challenge for the semiconductor industry. Emerging fields such as quantum computation also has a need for circuits operating at cryogenic temperatures. LÄS MER