Sökning: "Helmet"

Visar resultat 21 - 25 av 29 avhandlingar innehållade ordet Helmet.

  1. 21. Diversity and Limits of Colour Vision in Terrestrial Vertebrates

    Författare :Lina Roth; Biologiska institutionen; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Reptiles; Dim light vision; Colour vision; Camera-type eyes; Vertebrates; Mammals; Geckos; Horses;

    Sammanfattning : Most terrestrial vertebrates have colour vision, some perceive a less colourful world and others actually discriminate a wider colour spectrum than humans do. Still, we can all make use of the valuable colour information, which is more rigid than just brightness. LÄS MER

  3. 22. Optimizing microwave hyperthermia antenna systems

    Författare :Pegah Takook; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; head and neck tumors.; wideband antenna; microwave hyperthermia; time reversal;

    Sammanfattning : This thesis presents design and optimization of a microwave hyperthermia antenna system for treatment of head and neck cancer as well as brain cancer. Hyperthermia has shown the ability to enhance the performance of radiotherapy and chemotherapy in many clinical trials. LÄS MER

  4. 23. Epidemiology and prevention of bicycle-related injuries in Sweden

    Författare :Glenn Welander; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :Bicycle helmets; bicycle-related injuries; injury prevention; epidemiology; work-related injuries; head injuries; program evaluation; process evaluation; media.;

    Sammanfattning : The main objectives of the study are. to analyse injury patterns and trends in injuries among bicyclists at county and national levels in Sweden (with a primary focus on head injuries) and to develop methods for the analysis and prevention of bicycle-related injuries, including head injuries. For children under 15 in Skaraborg County there. LÄS MER

  5. 24. Experimental test setups and simulations in skiing mechanics

    Författare :Mikael Swarén; Anders Eriksson; Thomas Stöggl; KTH; []
    Nyckelord :sports equipment; test methods; sports mechanics; alpine skiing; cross-country skiing; poles; helmets; glide; performance;

    Sammanfattning : Product testing and development are essential parts in sports and for the athletes in their quest to reach the podium. Manufacturers of sports equipment often use basic test methods which do not test the equipment in a sports specific way. LÄS MER

  7. 25. Forecasting Indian Road Traffic Casualties: Guidance to Prioritize Road Safety Technologies and Regulations

    Författare :Pradeep Puthan Pisharam; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; effectiveness; safety benefit; Accidents; future crashes; vision zero; assessment; evaluation; crash; ADAS;

    Sammanfattning : India accounts for 11% (nearly 150,000) of global road traffic deaths and its fatality rate is 22.6 per 100,000 people, almost three times higher than that of the European region. India is committed to reducing fatalities and has signed the Stockholm declaration to halve the fatalities by 2030. LÄS MER