Sökning: "Per Roos"

Visar resultat 1 - 5 av 17 avhandlingar innehållade orden Per Roos.

  1. 1. 231Pa and Th isotopes as tracers of deep water ventilation and scavenging in the Mediterranean Sea

    Författare :Sandra Gdaniec; Per Anerson; Carl-Magnus Mörth; Matthieu Roy-Barman; Helen Coxall; Per Roos; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Protactinium; Thorium; particle transport; deep water circulation; geokemi; Geochemistry;

    Sammanfattning : The naturally occurring isotopes 231Pa and 230Th are used as tracers of marine biogeochemical processes. They are both produced from the radioactive decay of their uniformly distributed uranium parents (235U and 234U) in seawater. LÄS MER

  3. 2. Studies of actinides in a superanoxic fjord

    Författare :Per Roos; Lund Medicinsk strålningsfysik; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Geology; colloids.; TIMS; pore water; remobilisation; sediments; ultrafiltration; uranium; thorium; americium; plutonium; Anoxic; Framvaren; fjord; physical geography; Geologi; fysisk geografi;

    Sammanfattning : Water column and sediment profiles of plutonium, americium, thorium and uranium have been obtained in the superanoxic Framvaren fjord, southern Norway. The concentrations of bomb test fallout Pu, Am as well as 'dissolved' Th in the bottom water are the highest recorded in the marine environment. LÄS MER

  4. 3. Studies on metals in motor neuron disease

    Författare :Per M Roos; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : A slow but steady increase in neurodegenerative disorders has been noted in recent decades. Degenerations in the nervous system are found in Alzheimer's disease, Parkinson's disease and motor neuron diseases. Amyotrophic lateral sclerosis (ALS) is the most common of the motor neuron diseases. LÄS MER

  5. 4. Nationens styvbarn : Judisk samhällsintegration i några Norrlandsstäder 1870-1940

    Författare :Per Hammarström; Torkel Jansson; Lars M Andersson; Laura Kolbe; Lena Roos; Uppsala universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; History; Historia; Judar; Historia; 1800-talet; 1900-talet; Sverige; Norrland; Sundsvall; Sverige; Nationalism; Nationell identitet; Minoriteter; Antisemitism; Sverige; Samhällsintegration; Socialhistoria; Lokalhistoria; historia; History; History of religion;

    Sammanfattning : Syftet med denna avhandling är att undersöka vilken ekonomisk och social ställning den judiska minoriteten intog i det svenska samhället under perioden 1870 till 1940. Tidigare forskning har riktat stor uppmärksamhet mot rättsliga och politiska aspekter av den svenska judenhetens historia, mer sällan mot judarna och samhället i en bredare bemärkelse. LÄS MER

  7. 5. Scoring the World: The Musical Imagery of Orchestration in Gustav Mahler's Symphonies no. 4 and 5

    Författare :Fredrica Roos; Lars Berglund; Per-Henning Olsson; Joakim Tillman; Uppsala universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; Gustav Mahler; music analysis; orchestration; narratology; Musikvetenskap; Musicology;

    Sammanfattning : Gustav Mahler’s comment to Sibelius in 1907 that a symphony must be like the world is one of classical music’s most cited and has functioned as a crucial springboard for interpretations of the composer’s works. However, these have mostly centred on autobiographical, programmatic, or narrative aspects, with a focus on temporally unfolding plots or generic and semiotic connotations. LÄS MER