Sökning: "Håkan Pettersson"

Visar resultat 1 - 5 av 13 avhandlingar innehållade orden Håkan Pettersson.

  1. 1. Chewing gum and human hair as retrospective dosimeters

    Författare :Axel Israelsson; Håkan B.L. Pettersson; Eva Lund; Håkan Gustafsson; Mats Eriksson; Bastian Breustedt; Linköpings universitet; []
    Nyckelord :MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES;

    Sammanfattning : Retrospective dosimeters are sometimes needed after radiological/nuclear (RN) exposures to determine the doses to individuals. Conventional dosimeters may not be at hand or may not be applicable calling for alternative materials. LÄS MER

  2. 2. Studies on deep electronic levels in silicon and aluminium gallium arsenide alloys

    Författare :Håkan Pettersson; Fasta tillståndets fysik; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Fysicumarkivet A:1993:Pettersson;

    Sammanfattning : [abstract missing].... LÄS MER

  3. 3. Silicon nitride for total hip replacements

    Författare :Maria Pettersson; Cecilia Persson; Håkan Engqvist; Staffan Jacobson; Kenneth Holmberg; Uppsala universitet; []
    Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; SiNx; Si3N4; coatings; CoCr; Ti; alloy; tribology; wear; corrosion; dissolution; debris; hip; arthroplasty; Teknisk fysik med inriktning mot materialvetenskap; Engineering Science with specialization in Materials Science;

    Sammanfattning : For more than 50 years total hip replacements have been a common and successful procedure to increase patient mobility and quality of life. The 10-year implant survival rate is 97.8%. LÄS MER

  4. 4. Studiesituationen för elever med särskilda matematiska förmågor

    Författare :Eva Pettersson; Inger Wistedt; Håkan Sollervall; Häggblom Lisen; Linnéuniversitetet; []
    Nyckelord :NATURAL SCIENCES; NATURVETENSKAP; gifted students; mathematics; mathematical abilities; talent development; social norms; socio-mathematical norms; teacher competence; case studies.; MATHEMATICS; MATEMATIK; Mathematical Education; Matematikdidaktik;

    Sammanfattning : The study aims to describe variation in the expression of students’ mathematical ability and the various ways in which their mathematical aptitude is acknowledged and supported by their teachers, parents and peers in a Swedish context. Ability is defined as a complex of various abilities each of which may be more or less pronounced in a given individual. LÄS MER

  5. 5. Full Scale tests and Structural Evaluation of Soil Steel Flexible Culverts with low Height of Cover

    Författare :Lars G. Pettersson; Håkan Sundquist; Jan Vaslestad; KTH; []
    Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Building engineering; Byggnadsteknik;

    Sammanfattning : .... LÄS MER