Essays about: "aged"

Showing result 16 - 20 of 757 essays containing the word aged.

  1. 16. Exhaust system for hydrogen fuelled combustion engines: effect of high-water content on the SCR vanadium catalyst

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Cecilia Zambelli; [2023]
    Keywords : ;

    Abstract : Transportation represents a key secot in the journey towards a greener future, and alternative solutions are needed to meet the decarbonaisation need. Hydrogen internal combustion engines could represent a solution in the short-term, allowing for emission reduction with limited modification to the already existing traditional combustion engines. READ MORE

  3. 17. Are large clearcuts the only way to manage forests? : a study of economic performance and deadwood production of various silviculture systems

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Haidi Andersson; [2023]
    Keywords : uneven-aged forestry; continuous cover forestry; CCF; clearcut; deadwood; RFM; even-aged forest; Net present value; Heureka;

    Abstract : Our forests are a natural resource which is needed for many purposes. Their importance and different values are expressed in the Swedish legislation, where production and environmental goals are set as equal. To many it is not sufficient, there has been a debate regarding how forests are managed and the practice of clear-cutting for decades. READ MORE

  4. 18. Developing a portable, customizable, single-channel EEG device for homecare and validating it against a commercial EEG device

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Máté Károly Tóth; [2023]
    Keywords : Electroencephalography EEG ; Portable EEG; Single-channel EEG; Commercial EEG; Brain-machine interface; Prototype development; Elektroencefalografi EEG ; Bärbar EEG; Enkanaligt EEG; Kommersiellt EEG; Hjärna-maskin-gränssnitt; Prototyputveckling;

    Abstract : There are several commercial electroencephalography (EEG) devices on the market; however, affordable devices are not versatile for diverse research applications. The purpose of this project was to investigate how to develop a low-cost, portable, single-channel EEG system for a research institute that could be used for neurofeedback-related applications in homecare. READ MORE

  5. 19. Problematic social media use and self-rated health among Swedish adolescents : Is the association moderated by perceived familial social support?

    University essay from Stockholms universitet/Institutionen för folkhälsovetenskap

    Author : Åsa Ledel; [2023]
    Keywords : Adolescents; perceived familial social support; HBSC survey; SRH; Sweden; problematic social media use; ungdomar; upplevt föräldrastöd; HBSC; självuppskattad hälsa; Sverige; problematisk sociala medier användning;

    Abstract : The purpose of this study was to explore the association between problematic social media use (PSMU) and self-rated health (SRH) among Swedish adolescent boys and girls, and additionally to examine whether perceived familial social support buffers against poor health in the same association. The study was based on the Health Behaviour in School-aged Children (HBSC) survey from 2017/2018. READ MORE

  6. 20. The Effects of Aerobic Exercise on The Neural Basis of Memory Functions in Elderly Individuals : A Systematic Review

    University essay from Högskolan i Skövde/Institutionen för biovetenskap

    Author : Mariam Sharif Osman; Suzan Almostafa; [2023]
    Keywords : Aerobic exercise; memory function; healthy older adults; neuroimaging; cognitive aging;

    Abstract : This systematic review aims to investigate the effects of aerobic exercise on the neuroal basis of memory functions in healthy elderly individuals. The search was conducted in accordance with PRISMA and covered three electronic databases, namely PubMed, Scopus, and Web of Science, for peer-reviewed published, and original research. READ MORE