Essays about: "Pristine survey"

Found 5 essays containing the words Pristine survey.

  1. 1. The Metallicity Structure of the Milky Way Halo II : Characterising the distant halo substructure

    University essay from Uppsala universitet/Observationell astrofysik

    Author : Amanda Byström; [2022]
    Keywords : Milky Way; Galactic archaeology; halo; photometric metallicities; stellar catalogue; Gaia-Enceladus-Sausage; Sagittarius; Pristine survey; metallicity; Gaia mission;

    Abstract : The Milky Way galaxy, like all spiral galaxies, is surrounded by a roughly spherical distribution of stars called the halo. The halo was largely formed when the galaxy merged with smaller galaxies. READ MORE

  3. 2. The Metallicity Structure of the Milky Way halo I : Creating a stellar catalogue of the distant halo’s red giants

    University essay from Uppsala universitet/Observationell astrofysik

    Author : Amanda Byström; [2021]
    Keywords : Milky Way; Galactic archaeology; halo; photometric metallicities; stellar catalogue; giant stars; distance calculations; Pristine survey; Gaia mission; metallicity distribution;

    Abstract : The Milky Way's halo is an approximately spherical distribution of stars surrounding the Galaxy that carries the history of the Milky Way. The outer halo is a Galactic region with long dynamical timescales largely built up by accreted material. READ MORE

  4. 3. ÖSI och naturvården : hur hanterades naturvärden när staten kartlade småskogsbrukets skogar?

    University essay from SLU/School for Forest Management

    Author : Brita Asplund; [2019]
    Keywords : Översiktlig skogsinventering; Skogspolitik; Skogsvårdslagen;

    Abstract : At the beginning of the 1970´s the Swedish forestry had developed into a highly mechanized and intensive operation. It received strong criticism for its methods and negative effects on the environment. READ MORE

  5. 4. Conditions for detecting population III galaxies with next-generation telescopes

    University essay from Uppsala universitet/Observationell astrofysik

    Author : Emma Fransson; [2019]
    Keywords : population III stars galaxies WFIRST;

    Abstract : Through the spectral synthesis model YGGDRASIL, developed by E. Zackris- son et al. 2011, luminosities for the chemically pristine population III galaxies are retrieved and compared to the capabilities of the upcoming infrared telescopes, in particluar the Wide Field InfraRed Survey Telescope (WFIRST). READ MORE

  6. 5. Vegetation development in a restored saltmarsh at Blakeney, north Norfolk coast, England

    University essay from SLU/Dept. of Ecology

    Author : Erik Hammar; [2011]
    Keywords : plant zonation; vegetation communities; biodiversity; transect sampling; ecological restoration; managed realignment;

    Abstract : Saltmarshes worldwide are under threat from anthropogenic activities and has been so for the last centuries. In UK, land reclamation for agriculture has been a driving factor for the loss of these habitats. READ MORE