Sökning: "Anna Joelsson"

Hittade 5 avhandlingar innehållade orden Anna Joelsson.

  1. 1. Primary energy efficiency and CO2 mitigation in residential buildings

    Författare :Anna Joelsson; Mittuniversitetet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Environmental engineering; Miljöteknik;

    Sammanfattning : In order to control climate change it is important to limit the atmosphericconcentration of carbon dioxide (CO2). Increased energy efficiency, as well as ashift from fossil fuels to renewable resources can reduce net CO2 emission. LÄS MER

  3. 2. High strength paper from high yield pulps by means of hot-pressing

    Författare :Tove Joelsson; Per Engstrand; Gunilla Pettersson; Anna Svedberg; Samuel Schabel; Mittuniversitetet; []
    Nyckelord :high yield pulp; hot-pressing; lignin; paper properties; wet strength;

    Sammanfattning : AbstractHigh Yield Pulp (HYP), i.e. TMP, SGW or CTMP, is normally used in printing papers (News, SC and LWC) or in a middle layer on cardboard i.e. LÄS MER

  4. 3. The influence of Pulp Type and Hot-pressing Conditions on Paper Strength Development

    Författare :Tove Joelsson; Per Engstrand; Gunilla Pettersson; Anna Svedberg; Tom Lindström; Mittuniversitetet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Hot pressing; lignin; HYP; high strength; wet strength; softening temperature; kraft pulp; lignocellulose;

    Sammanfattning : The hot-pressing technology has proven to have the potential for manufacturing of strong, wet stable materials based on eco-friendly renewable and recyclable lignocellulose. The purpose of this work was to study how the pulp characteristics and the hot-pressing conditions affect the dry and wet strength properties of paper. LÄS MER

  5. 4. Lifestyle and Reproductive Health among Women prior to Conception

    Författare :Lana Salih Joelsson; Alkistis Skalkidou; Tanja Tydén; Anna Berglund; Kjell Wånggren; Staffan Nilsson; Uppsala universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; lifestyle; pregnancy; infertility; in vitro fertilization; smoking; obesity; alcohol; Obstetrik och gynekologi; Obstetrics and Gynaecology;

    Sammanfattning : Health and lifestyle is of great importance when women intend to become pregnant, as well as during pregnancy. It is crucial that people seeking for infertility are aware of which lifestyle changes they can undertake to enhance the likelihood of treatment success. LÄS MER

  7. 5. Energy performance of residential buildings : projecting, monitoring and evaluating

    Författare :Itai Danielski; Morgan Fröling; Anna Joelsson; Tomas Kåberger; Mittuniversitetet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Sammanfattning : Energy security and climate change mitigation have been discussed in Sweden since the oil crisis in the 1970s. Sweden has since then increased its share of renewable energy resources to reach the highest level among the EU member states, but is still among the countries with the highest primary energy use per capita. LÄS MER