Search for dissertations about: "harsh environment"

Showing result 16 - 20 of 108 swedish dissertations containing the words harsh environment.

  2. 16. Meteorological impact and transmission errors in outdoor wireless sensor networks

    Author : Hjalmar Wennerström; Lars-Åke Nordén; Christian Rohner; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Datavetenskap med inriktning mot datorkommunikation; Computer Science with specialization in Computer Communication;

    Abstract : Wireless sensor networks have been deployed outdoors ever since their inception. They have been used in areas such as precision farming, tracking wildlife, and monitoring glaciers. These diverse application areas all have different requirements and constraints, shaping the way in which the sensor network communicates. READ MORE

  4. 17. Breeding programme and infrastructure : the case of Red Maasai sheep in Kenya

    Author : Emelie Zonabend König; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Keywords : LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

    Abstract : The aim of this thesis was to study potential breeding strategies for indigenous livestock in Eastern and Southern Africa under low input production systems. The thesis covered a study of the status of supportive infrastructure for use of animal genetic resources. READ MORE

  5. 18. Advanced Plasma Analyzer for Measurements in the Magnetosphere of Jupiter

    Author : Joan Stude; Stas Barabash; Martin Wieser; Joseph H. Westlake; Umeå universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; plasma instrumentation; time-of-flight; space; Jupiter; JUICE; PEP; JDC; start surface; charge fraction; the final frontier; accidental counts; chance counts; micro pore optics; spherical-wedge electrostatic analyzer; rymd- och plasmafysik; Space and Plasma Physics; fysik; Physics;

    Abstract : The Jupiter Icy Moons Explorer is a planetary exploration mission that aims to study the moons of Jupiter in the planet’s vast magnetosphere. Among the various instruments on board is the Particle Environment Package (PEP), that is led by the Swedish Institute of Space Physics (IRF) in Kiruna. READ MORE

  6. 19. Use of Macro Basalt Fibre Concrete for Marine Applications

    Author : Ali Mohammadi Mohaghegh; Johan L. Silfwerbrand; Vemund Årskog; Anniken T.Karlsen; Björn Täljsten; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Concrete Barges; Reinforcement Corrosion; Floating Structures; Macro Basalt Fibres; Self-Compacting Fiber Concrete; Byggvetenskap; Civil and Architectural Engineering;

    Abstract : Deterioration of concrete structures due to the corrosion of embedded steel is a well-known universal problem. Norway with its numerous bridges, ports, offshore and floating structures along its coastline, is also encountered with corrosion degradation. READ MORE

  7. 20. Natural Products from Highland and Medicinal Plants from Bolivia

    Author : Yonny Flores; Centrum för analys och syntes; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Defense mechanism; Bolivian plants; Organic chemistry; Organisk kemi; Secondary Metabolites;

    Abstract : Bolivia is located in the central part of South America and has a large varied ecology - the Amazonas rainforests, the dry forests of the Chaco, the mist forests, the punas and high Andean vegetation. Plants that live in the Bolivia highlands have developed physical and chemicals defense mechanisms to survive in the hard environment of the region. READ MORE