Sökning: "parent material"

Visar resultat 36 - 40 av 98 avhandlingar innehållade orden parent material.

  1. 36. Finska krigsbarn

    Författare :Lillemor Lagnebro; Umeå universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; HUMANIORA; HUMANITIES; Migration; identity; discrimination; trauma; separation; guilt; Finnish warchildren;

    Sammanfattning : The worlds largest exodus of children is considered the transfer of circa 70,000 children from Finland to Sweden from 1939 to 1945. The experience of the Finnish war children contains a distinctive wealth of knowledge which should not be lost. LÄS MER

  3. 37. Welds in the lean duplex stainless steel LDX 2101 : effect of microstructure and weld oxides on corrosion properties

    Författare :Elin M. Westin; John Ågren; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Duplex stainless steel; welding; weld metal; HAZ; nitrogen; manganese; austenite formation; phase balance; precipitates; pitting resistance; heat input; solidification; element loss; evaporation; deposition; weld oxides; discoloration; mechanical properties; thermo-mechanical simulation; Geeble; GTA; laser; LOM; SEM; EDS; TEM; Leco; EPMA; ferroxyl test; XPS; post weld cleaning; pickling; Materials science; Teknisk materialvetenskap;

    Sammanfattning : Duplex stainless steels are a very attractive alternative to austenitic grades due to their higher strength and good corrosion performance. The austenitic grades can often be welded autogenously, while the duplex grades normally require addition of filler metal. LÄS MER

  4. 38. Buckling of T-section beam-columns in aluminium with or without transverse welds

    Författare :Stefan Edlund; KTH; []
    Nyckelord :;

    Sammanfattning : This thesis deals with buckling of T-section beam-columns inaluminium with or without transverse welds. Totally 26 unweldedand 39 transversely welded T-section beam-columns were tested.Five of the welded beams were clamped. All unwelded and therest of the welded beams were simply supported for bending. LÄS MER

  5. 39. From family language practices to family language policies : Children as socializing agents

    Författare :Mina Kheirkhah; Asta Cekaite; Helena Bani-Shoraka; Elizabeth Lanza; Linköpings universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; HUMANIORA; HUMANITIES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Family language policy; multilingualism; language socialization; Familj språkpolicy; flerspråkighet; språk socialisation;

    Sammanfattning : combining approaches to family language policy with a language socialization approach, the present thesis examines family interoctions in five bi/multilingual lronian families in Sweden. The foci of the thesis have emerged from viewing and analyzing video-recordings of the families' everyday interactions, interviews and observations conducted during two phases of fieldwork. LÄS MER

  7. 40. Characterisation of Muko iron ores (Uganda( for defferent routes of iron production

    Författare :Abraham Judah Bumalirivu Muwanguzi; Andrey V Karasev; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; iron ore; iron; characterization; physical and metallurgical properties; sinter; pellet; blast furnace; direct reduction; Muko; Uganda; Materials science; Teknisk materialvetenskap; SRA - Production; SRA - Produktion;

    Sammanfattning : Iron and its products, especially the various forms of steel, have been and still are a vital material in many sectors of life. It is utilized in many industrial activities ranging from production of heavy duty mechanical equipment to light electrical appliances and home appliances. With the world‟s iron ore consumption estimated to stand at 1. LÄS MER