Sökning: "Hartman Jonas"

Hittade 3 avhandlingar innehållade orden Hartman Jonas.

  1. 1. Hemicellulose as barrier material

    Författare :Hartman Jonas; Ann-Christine Albertsson; Gunnar Henriksson; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Hemicellulose; galactoglucomannan; plasma surface treatment; vaporphase grafting; benzylation; contact angle; oxygen permeability; solution casting; Cellulose and paper engineering; Cellulosa- och pappersteknik;

    Sammanfattning : Polysaccharides constitute an important source of raw materials for the packaging industry today. Polysaccharides have good natural barrier properties which are necessary for packaging films. Cellulose is the forerunner among renewable polymers for such applications. Hemicelluloses represent a new interesting breed of barrier materials. LÄS MER

  3. 2. Electromagnetic Modeling with Complex Dielectrics : A Partial Element Equivalent Circuit Approach

    Författare :Andreas Hartman; Jonas Ekman; Jerker Delsing; Frank Gronwald; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Industrial Electronics; Industriell elektronik;

    Sammanfattning : Wireless communication systems have become an integral part of many complex systems in diverse areas of society, for the exchange of data in business and industrial settings. With the advent of Internet of Things (IoT) and wireless sensor network architectures, the tighter demands on interoperability between different devices are putting heavy requirements their ability to exchange data wirelessly among them reliably. LÄS MER

  4. 3. "Vidunder till qvinnor" : Sju systrar som pionjärer i yrkesliv och offentlighet 1860-1935

    Författare :Ingrid Hartman Söderberg; Ann-Sofie Ohlander; Ingrid Åberg; Elisabeth Haavet; Örebro universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; Emancipation of women; changed living conditions; right to authority; right to education; autonomous professional women; women as pioneers; daughters of liberalism ; new female pattern; historia; History; Historia; Historia; History;

    Sammanfattning : The second half of the 19th century saw the Swedish agrarian society transforming into an industrial society, a development which brought with it major social change including an incipient emancipation of woman. The unmarried woman obtained a number of new rights legally, politically and financially. LÄS MER