Sökning: "index reduction"

Visar resultat 16 - 20 av 273 avhandlingar innehållade orden index reduction.

  1. 16. Weight reduction and alcohol abuse in sleep apnea patients

    Författare :Pia Nerfeldt; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Obstructive sleep apnea syndrome (OSAS) has an estimated prevalence of 2 percent in women and 4 percent in men. OSAS is characterized by repeated obstructive events of the pharyngeal upper airway during sleep. LÄS MER

  3. 17. Utility of bispectral index (BIS) monitoring during general anesthesia

    Författare :Maj-Lis Lindholm; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : The possibility to objectively measure effects from anesthetics on the level of consciousness has since long been desired. General anesthetics cause changes in brain electrical activity, seen as changes in the electroencephalogram (EEG). LÄS MER

  4. 18. 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

  5. 19. The Influence of Steel Sheet Surface-Topography on Friction in Stamping

    Författare :Anders Wihlborg; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Micro Plasto HydroDynamic Lubrication MPHDL ; EBT; ECD; EDT; WC index; SBT; surface topography; Micro Plasto HydroStatic Lubrication MPHSL ; tribology; steel sheets; Surface Indentation Test; bending under tension;

    Sammanfattning : Steel sheet is the prevalent material for car body panels. In the manufacturing of steel sheets a certain surface roughness is achieved from the ground or textured rolls used in the three final reduction steps. When manufacturing car body panels the sheets first are formed and then painted. LÄS MER

  7. 20. Fixed mandibular retainers : a controlled 12-year follow-up

    Författare :Ulrike Schütz-Fransson; Malmö universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Irregularity Index; Long-term stability; Relapse; Orthodontic retainers; Adolescent; Child; Device Removal; Female; Follow-Up Studies; Humans; Incisor; Male; Malocclusion; Mandible; Orthodontic Retainers; Recurrence; Risk Factors; Treatment Outcome;

    Sammanfattning : Fixed retainer after orthodontic treatment is an increasing retention appliance. For the mandibular incisors there are two different fixed retainers that are commonly used, either a canine-to-canine retainer bonded only to the canines or a twistflex retainer bonded to each of the mandibular incisors and canines. LÄS MER