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Triboelectric charging of fungal spores during resuspension and rebound

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Triboelectric charging of fungal spores during resuspension and rebound. / Kuuluvainen, Heino; Saari, Sampo; Mensah-Attipoe, Jacob; Arffman, Anssi; Pasanen, Pertti; Reponen, Tiina; Keskinen, Jorma.

In: Aerosol Science and Technology, Vol. 50, No. 2, 01.02.2016, p. 187-197.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Kuuluvainen, H, Saari, S, Mensah-Attipoe, J, Arffman, A, Pasanen, P, Reponen, T & Keskinen, J 2016, 'Triboelectric charging of fungal spores during resuspension and rebound', Aerosol Science and Technology, vol. 50, no. 2, pp. 187-197. https://doi.org/10.1080/02786826.2016.1141164

APA

Kuuluvainen, H., Saari, S., Mensah-Attipoe, J., Arffman, A., Pasanen, P., Reponen, T., & Keskinen, J. (2016). Triboelectric charging of fungal spores during resuspension and rebound. Aerosol Science and Technology, 50(2), 187-197. https://doi.org/10.1080/02786826.2016.1141164

Vancouver

Kuuluvainen H, Saari S, Mensah-Attipoe J, Arffman A, Pasanen P, Reponen T et al. Triboelectric charging of fungal spores during resuspension and rebound. Aerosol Science and Technology. 2016 Feb 1;50(2):187-197. https://doi.org/10.1080/02786826.2016.1141164

Author

Kuuluvainen, Heino ; Saari, Sampo ; Mensah-Attipoe, Jacob ; Arffman, Anssi ; Pasanen, Pertti ; Reponen, Tiina ; Keskinen, Jorma. / Triboelectric charging of fungal spores during resuspension and rebound. In: Aerosol Science and Technology. 2016 ; Vol. 50, No. 2. pp. 187-197.

Bibtex - Download

@article{b907edb31b3d43f08c50f5d10fcd273a,
title = "Triboelectric charging of fungal spores during resuspension and rebound",
abstract = "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 (silicon carbide and silver). The critical velocity of rebound was determined using a variable nozzle area impactor (VNAI), and the charging state of particles after resuspension and rebound was measured using the FSSST, different impactor setups, electrometers, and optical particle counters. In the impactor setups and the FSSST, five different surface materials relevant for indoor environments were used (steel, glass, polystyrene, paper, and polytetrafluoroethylene). The critical velocity of rebound was determined to be 0.57 m/s for fungal spores, which is relatively low compared to silicon carbide and previous results for micron-sized aerosol particles. Based on the rebound impactor measurements, we were able to define the crucial parameters of charge transfer for different particle-surface material pairs. A contact charge parameter, which describes the triboelectric charging during rebound, was found to have a negative correlation with the charging state of the particles after the resuspension from an impactor. This connects the triboelectric charging during rebound and resuspension to each other. Based on the contact charge parameter values, quantified triboelectric series could be formed. The results of this work show that fungal spores can be charged both positively and negatively during rebound and resuspension depending on the fungal species and surface material.",
author = "Heino Kuuluvainen and Sampo Saari and Jacob Mensah-Attipoe and Anssi Arffman and Pertti Pasanen and Tiina Reponen and Jorma Keskinen",
year = "2016",
month = "2",
day = "1",
doi = "10.1080/02786826.2016.1141164",
language = "English",
volume = "50",
pages = "187--197",
journal = "Aerosol Science and Technology",
issn = "0278-6826",
publisher = "Taylor & Francis",
number = "2",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Triboelectric charging of fungal spores during resuspension and rebound

AU - Kuuluvainen, Heino

AU - Saari, Sampo

AU - Mensah-Attipoe, Jacob

AU - Arffman, Anssi

AU - Pasanen, Pertti

AU - Reponen, Tiina

AU - Keskinen, Jorma

PY - 2016/2/1

Y1 - 2016/2/1

N2 - 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 (silicon carbide and silver). The critical velocity of rebound was determined using a variable nozzle area impactor (VNAI), and the charging state of particles after resuspension and rebound was measured using the FSSST, different impactor setups, electrometers, and optical particle counters. In the impactor setups and the FSSST, five different surface materials relevant for indoor environments were used (steel, glass, polystyrene, paper, and polytetrafluoroethylene). The critical velocity of rebound was determined to be 0.57 m/s for fungal spores, which is relatively low compared to silicon carbide and previous results for micron-sized aerosol particles. Based on the rebound impactor measurements, we were able to define the crucial parameters of charge transfer for different particle-surface material pairs. A contact charge parameter, which describes the triboelectric charging during rebound, was found to have a negative correlation with the charging state of the particles after the resuspension from an impactor. This connects the triboelectric charging during rebound and resuspension to each other. Based on the contact charge parameter values, quantified triboelectric series could be formed. The results of this work show that fungal spores can be charged both positively and negatively during rebound and resuspension depending on the fungal species and surface material.

AB - 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 (silicon carbide and silver). The critical velocity of rebound was determined using a variable nozzle area impactor (VNAI), and the charging state of particles after resuspension and rebound was measured using the FSSST, different impactor setups, electrometers, and optical particle counters. In the impactor setups and the FSSST, five different surface materials relevant for indoor environments were used (steel, glass, polystyrene, paper, and polytetrafluoroethylene). The critical velocity of rebound was determined to be 0.57 m/s for fungal spores, which is relatively low compared to silicon carbide and previous results for micron-sized aerosol particles. Based on the rebound impactor measurements, we were able to define the crucial parameters of charge transfer for different particle-surface material pairs. A contact charge parameter, which describes the triboelectric charging during rebound, was found to have a negative correlation with the charging state of the particles after the resuspension from an impactor. This connects the triboelectric charging during rebound and resuspension to each other. Based on the contact charge parameter values, quantified triboelectric series could be formed. The results of this work show that fungal spores can be charged both positively and negatively during rebound and resuspension depending on the fungal species and surface material.

U2 - 10.1080/02786826.2016.1141164

DO - 10.1080/02786826.2016.1141164

M3 - Article

VL - 50

SP - 187

EP - 197

JO - Aerosol Science and Technology

JF - Aerosol Science and Technology

SN - 0278-6826

IS - 2

ER -