Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Sampo Saari"'
Autor:
Ilpo Kulmala, Aimo Taipale, Enni Sanmark, Natalia Lastovets, Piia Sormunen, Pekka Nuorti, Sampo Saari, Anni Luoto, Arto Säämänen
Publikováno v:
Heliyon, Vol 10, Iss 9, Pp e30724- (2024)
We estimated the hourly probability of airborne severe acute respiratory coronavirus 2 (SARS-CoV-2) transmission and further the estimated number of persons at transmission risk in a day care centre by calculating the inhaled dose for airborne pathog
Externí odkaz:
https://doaj.org/article/120d59cccccf4d3e9ffb644d6f049c5d
Autor:
Markus Karjalainen, Anton Kontunen, Sampo Saari, Topi Rönkkö, Jukka Lekkala, Antti Roine, Niku Oksala
Publikováno v:
PLoS ONE, Vol 13, Iss 4, p e0195274 (2018)
Electrosurgery produces surgical smoke. Different tissues produce different quantities and types of smoke, so we studied the particle characteristics of this surgical smoke in order to analyze the implications for the occupational health of the opera
Externí odkaz:
https://doaj.org/article/e06ef98929bb4ba6ae4a794ec57040b4
Publikováno v:
Inverse Problems in Science and Engineering. 29:3261-3278
This study focuses on advancing the inversion of aerosol data measured by a cascade impactor. We aim to find and validate a comprehensive and robust mathematical model for reconstructing a particle...
Autor:
A.-K. Viitanen, Martin Täubel, Sampo Saari, Sinikka Vainiotalo, Kaarle Hämeri, Tianren Wu, Rauno Holopainen, Anne Hyvärinen, Brandon E. Boor, Timo Tuomi, Jorma Keskinen
Publikováno v:
Environmental Science & Technology. 52:237-247
Human-induced resuspension of floor dust is a dynamic process that can serve as a major indoor source of biological particulate matter (bioPM). Inhalation exposure to the microbial and allergenic content of indoor dust is associated with adverse and
Autor:
Risto Hillamo, Heino Kuuluvainen, Topi Rönkkö, Anssi Järvinen, Jorma Keskinen, Jarkko V. Niemi, Liisa Pirjola, Panu Karjalainen, Tero Lähde, Sampo Saari
Publikováno v:
Atmospheric Environment. 136:105-113
Lung deposited surface area (LDSA) concentration is considered as a relevant metric for the negative health effects of aerosol particles. We report for the first time the size distributions of the LDSA measured in urban air. The measurements were car
Autor:
Liisa Pirjola, Topi Rönkkö, Pekka Matilainen, Panu Karjalainen, Sampo Saari, Leonidas Ntziachristos, Jorma Keskinen
Publikováno v:
Atmospheric Environment. 126:136-144
Particle and NO x emissions of an SCR equipped HDD truck were studied in real-world driving conditions using the “Sniffer” mobile laboratory. Real-time CO 2 measurement enables emission factor calculation for NO x and particles. In this study, we
Autor:
Heino Kuuluvainen, Sampo Saari, Jacob Mensah-Attipoe, Jorma Keskinen, Anssi Arffman, Pertti Pasanen, Tiina Reponen
Publikováno v:
Aerosol Science and Technology. 50:187-197
The triboelectric charging of fungal spores was experimentally characterized during rebound and resuspension. A fungal spore source strength tester (FSSST) was used as a primary aerosol generator for spores of three fungal species and two powders (si
Autor:
Sampo Saari, Risto Hillamo, Kauko Janka, Liisa Pirjola, Jarkko V. Niemi, Anssi Järvinen, Topi Rönkkö, Jorma Keskinen, Heino Kuuluvainen, M. Dal Maso
Publikováno v:
Urban Climate. 14:441-456
Urban air contains considerable amounts of harmful gaseous substances and aerosol particles. In this study, a recently introduced diffusion charger based PPS-M particle sensor (Pegasor Oy, Tampere, Finland) was evaluated for outdoor air quality measu
Publikováno v:
Saari, S, Arffman, A, Harra, J, Rönkkö, T & Keskinen, J 2018, ' Performance evaluation of the HR-ELPI + inversion ', Aerosol Science and Technology, vol. 52, no. 9, pp. 1037-1047 . https://doi.org/10.1080/02786826.2018.1500679
Data inversion methods used in aerosol measurement instruments have significant influence on the resolution and quality of the result. A freshly launched new electrical low pressure impactor (ELPI) instrument version, high resolution ELPI+ (HR-ELPI+,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82068a09f9815d49d3408756aea6fd40
https://cris.vtt.fi/en/publications/3ca4c652-b8dc-4e12-80b5-48c334568813
https://cris.vtt.fi/en/publications/3ca4c652-b8dc-4e12-80b5-48c334568813
Autor:
Pirkka V. Kirjavainen, Martin Täubel, Balamuralikrishna Jayaprakash, Sampo Saari, Anne Hyvärinen, Rauno Holopainen, Brandon E. Boor, Heidi Hyytiäinen, Kaarle Hämeri, Jorma Keskinen
Publikováno v:
Microbiome, Vol 6, Iss 1, Pp 1-12 (2018)
Microbiome
Hyytiäinen, H K, Jayaprakash, B, Kirjavainen, P V, Saari, S E, Holopainen, R, Keskinen, J, Hämeri, K, Hyvärinen, A, Boor, B E & Täubel, M 2018, ' Crawling-induced floor dust resuspension affects the microbiota of the infant breathing zone ', Microbiome, vol. 6, no. 1, 25 . https://doi.org/10.1186/s40168-018-0405-8
Microbiome
Hyytiäinen, H K, Jayaprakash, B, Kirjavainen, P V, Saari, S E, Holopainen, R, Keskinen, J, Hämeri, K, Hyvärinen, A, Boor, B E & Täubel, M 2018, ' Crawling-induced floor dust resuspension affects the microbiota of the infant breathing zone ', Microbiome, vol. 6, no. 1, 25 . https://doi.org/10.1186/s40168-018-0405-8
Background Floor dust is commonly used for microbial determinations in epidemiological studies to estimate early-life indoor microbial exposures. Resuspension of floor dust and its impact on infant microbial exposure is, however, little explored. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::65d8069d8c88ecb577d6e4ef8f38eb13
https://trepo.tuni.fi/handle/10024/126470
https://trepo.tuni.fi/handle/10024/126470