Search for dissertations about: "sulphur isotopes"

Showing result 1 - 5 of 7 swedish dissertations containing the words sulphur isotopes.

  1. 1. Landscape hydrogeochemistry of Fe, Mn, S and trace elements (As, Co, Pb) in a boreal stream network

    University dissertation from Stockholm : Institutionen för geologi och geokemi

    Author : Louise Björkvald; Stockholms universitet.; [2008]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; landscape hydrogeochemistry; boreal streams; spring flood; Fe; Mn; S; As; Co; Pb; sulphur isotopes; sulphate; organic S; DOC; spatial variability; temporal variability; wetlands; NATURAL SCIENCES Earth sciences; NATURVETENSKAP Geovetenskap; geokemi; Geochemistry;

    Abstract : The transport of elements by streams from headwater regions to the sea is influenced by landscape characteristics. This thesis focuses on the influence of landscape characteristics (e.g. READ MORE

  2. 2. Hydrogeochemistry of iron, manganese and sulphur- and strontium isotopes in a coniferous catchment, central Sweden

    University dissertation from Stockholm : Stockholm University

    Author : Per Andersson; [1991]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : .... READ MORE

  3. 3. Environmental and climatic changes in the Baltic Sea and the eastern Mediterranean Sea as recorded by pigments and isotopes in sediments

    University dissertation from Stockholm : Institutionen för geologi och geokemi

    Author : Johanna Borgendahl; Stockholms universitet.; [2006]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURAL SCIENCES Earth sciences; NATURVETENSKAP Geovetenskap;

    Abstract : This thesis is a study of Holocene sapropels from two semi-enclosed seas; the Baltic Sea and the Mediterranean Sea. Sapropels are sedimentary layers with organic C > 2%. READ MORE

  4. 4. Migration in Prehistory : DNA and stable isotope analyses of Swedish skeletal material

    University dissertation from Stockholm : Institutionen för arkeologi och antikens kultur

    Author : Anna Linderholm; Stockholms universitet.; [2008]
    Keywords : HUMANIORA; HUMANITIES; Migration; ancient DNA; stable isotopes; δ13C; δ15N; δ34S; mtDNA; lactose tolerance; Neolithic; Pitted Ware culture; Funnel Beaker culture; Vikings; Öland; Rössberga; Birka; Björned; HUMANITIES and RELIGION History and philosophy subjects Archaeology subjects Archaeology; HUMANIORA och RELIGIONSVETENSKAP Historisk-filosofiska ämnen Arkeologiämnen Arkeologi; Archaeological Science; laborativ arkeologi;

    Abstract : The main aim of this thesis is to show how scientific methods may be used to look at migration in prehistory on the basis of archaeological material. The individuals examined represent the period 4 000 BC to 1 000 AD and have their geographical origins in various parts of Sweden.Ancient DNA analysis is employed in three cases. READ MORE

  5. 5. Chalcopyrite (Bio)leaching in Sulphate Solutions An Investigation into Hindered Dissolution with a Focus on Solution Redox Potential

    University dissertation from Luleå tekniska universitet

    Author : Seyed Mohammad Khoshkhoo Sany; Luleå tekniska universitet.; [2016]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Process Metallurgy; Processmetallurgi;

    Abstract : Chalcopyrite (CuFeS2) is the most abundant and the most economically important copper mineral. Increasing worldwide demand for copper accompanied by exhaustion of copper resources necessitate the development of new processes for treating lower-grade copper ores. READ MORE