Zobrazeno 1 - 10 of 14 pro vyhledávání: '"Olli Heinonen"'
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O9-1 Physical activity change and stability patterns from adolescence to early adulthood: how activity domains and sedentary behaviour are associated with maintaining, increasing and decreasing activity?
Autor: Tuula Aira, Tommi Vasankari, Olli Heinonen, Raija Korpelainen, Jari Parkkari, Kai Savonen, Arja Uusitalo, Maarit Valtonen, Jari Villberg, Sami Kokko
Publikováno v: European Journal of Public Health. 32
Background Longitudinal studies demonstrate that physical activity (PA) declines on average from adolescence to early adulthood. However, some subgroups of adolescents increase activity while others decrease or maintain high or low activity. Determin
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dc508ee215452cfab1edab13641cbe6f
https://doi.org/10.1093/eurpub/ckac094.065
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3
Survey of Viral Reactivations in Elite Athletes: A Case-Control Study
Autor: Perdomo, Lari Pyöriä, Maarit Valtonen, Raakel Luoto, Wilma Grönroos, Matti Waris, Olli Heinonen, Olli Ruuskanen, Maria
Publikováno v: Pathogens; Volume 10; Issue 6; Pages: 666
Exercise-induced immune perturbations have been proposed to increase susceptibility to viral infections. We investigated the replication of persisting viruses as indicators of immune function in elite cross-country skiers after ten months of sustaine
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=multidiscipl::50dd4d31ac5a6e9257b312fa9a80bc59
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5
Lessons learned from dismantlement of South Africa's biological, chemical, and nuclear weapons programs
Autor: Olli Heinonen
Publikováno v: The Nonproliferation Review. 23:147-162
South Africa had active nuclear, biological, and chemical weapons programs during the 1970s and 1980s. South Africa dismantled its nuclear weapon program prior to its 1991 accession to the Treaty on the Non-Proliferation of Nuclear Weapons (NPT). Sim
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0dea4034c2e4a4e6c61d1f76ce202068
https://doi.org/10.1080/10736700.2016.1182685
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7
A multinational fuel consortium: Obstacles, options, and ways forward
Autor: Olli Heinonen
Publikováno v: Bulletin of the Atomic Scientists. 67:37-42
The World Nuclear Association estimates that by 2030, 600 nuclear reactors will be in operation around the world; 60 countries are considering nuclear power, out of which 10 to 25 are expected to bring nuclear power plants on line by 2030. This could
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ee214a6b20bd09b91a9c2a49909498e4
https://doi.org/10.1177/0096340211413356
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10
Laser and gas centrifuge enrichment
Autor: Olli Heinonen
Publikováno v: AIP Conference Proceedings.
Principles of uranium isotope enrichment using various laser and gas centrifuge techniques are briefly discussed. Examples on production of high enriched uranium are given. Concerns regarding the possibility of using low end technologies to produce w
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5ed754d934bc09e37179f2b9c3ceeaea
https://doi.org/10.1063/1.4876469
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