Avancerad sökning

Hittade 3 avhandlingar som matchar ovanstående sökkriterier.

  1. 1. Female reproductive strategies and sexual conflicts in a polygynous mating system

    Författare :Maria Sandell; Biologiska institutionen; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; female aggression; nestling feeding; intraspecific brood parasitism; mating system; parental investment; sexual conflict; intrasexual competition; Animal ecology; Djurekologi;

    Sammanfattning : In this thesis, I have investigated conflicts of interest in the facultatively polygynous European starling (Sturnus vulgaris) with a focus on female reproductive strategies. The extent to which males provided parental care was a key issue in understanding the mating system of the starling. LÄS MER

  3. 2. Electronic and Molecular Surface Structures of Dye-Sensitized TiO2 Interfaces

    Författare :Maria Hahlin; Håkan Rensmo; Hans Siegbahn; Anders Sandell; Mats Göthelid; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Photoelectron spectroscopy; Electron spectroscopy; Solar Cells; Dye; TiO2; Surface; Interface; Electronic structure; Molecular surface structure; coadsorbent; Physics; Fysik; Fysik; Physics;

    Sammanfattning : The dye-sensitized solar cell is a promising solar cell technology. In these systems the key process for light to electricity conversion is molecular in nature and is initiated in dye molecules adsorbed at a semiconducting surface. LÄS MER

  4. 3. Sexuality in the aftermath of breast and prostate cancer : Gendered experiences

    Författare :Kicki Klaeson; Carina Berterö; Kerstin Sandell; Maria Nyström; Linköpings universitet; []
    Nyckelord :Breast cancer; prostate cancer sexuality; gender; lifeworld; psycho social oncology;

    Sammanfattning : Sexuality is a sensitive topic in health care and is often interpreted through a natural scientific lens as just corresponding to sexual dysfunction and fertility problems. The purpose of this thesis was to describe sexuality and its outcomes in two cancer populations. LÄS MER