Factors influencing the concentration of negative air ions during the year in forests and urban green spaces of the Dapeng Peninsula in Shenzhen, China
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DOI: 10.1007/s11676-019-01047-z
Abstract: Negative air ions (NAIs) benefit the mental and physical health of humans, but rapid urbanization can decrease the abundance of NAIs. Quantifying the spatial and seasonal distribution of NAIs and determining the factors that influence… read more here.
Keywords: air ions; green spaces; forests urban; negative air ... See more keywords
Generation and Determination of Negative Air Ions
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DOI: 10.1007/s41664-017-0007-7
Abstract: This review intends to cover a range of brief description of the generation mechanisms, the determination of the concentration, and the identification of negative air ions (NAI). This is divided into two parts: (i) it… read more here.
Keywords: air ions; determination; negative air; generation ... See more keywords
Controlled trial evaluation of exposure duration to negative air ions for the treatment of seasonal affective disorder
Sign Up to like & getrecommendations! Published in 2018 at "Psychiatry Research"
DOI: 10.1016/j.psychres.2017.08.040
Abstract: This study evaluated the effectiveness of 30 or 60min of daily exposure to high-density or to zero-density (placebo condition) negative air ions over 18 days on the symptoms of seasonal affective disorder (SAD) in 40… read more here.
Keywords: air ions; high density; negative air; air ... See more keywords
Plant-based release system of negative air ions and its application on particulate matter removal.
Sign Up to like & getrecommendations! Published in 2020 at "Indoor air"
DOI: 10.1111/ina.12729
Abstract: Particulate matter (PM, specially PM2.5 with diameter 2.5 microns) has been regarded as the major air pollutant. Negative air ions (NAIs) could electrically charge PM and remove it much more efficiently. In this study, a… read more here.
Keywords: air ions; plant; negative air; air ... See more keywords
Importance Evaluation Based on Random Forest Algorithms: Insights into the Relationship between Negative Air Ions Variability and Environmental Factors in Urban Green Spaces
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DOI: 10.3390/atmos11070706
Abstract: Negative air ions (NAIs) exert positive effects on human health. Urban green spaces produce NAIs and perform valuable ecological functions; this phenomenon has attracted much attention. However, NAIs in urban green spaces are influenced by… read more here.
Keywords: air ions; environmental factors; green spaces; negative air ... See more keywords
Enhanced Antimicrobial Activity on Non-Conducting and Conducting Air Filters by Using Air Ions and Grapefruit Seed Extract
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DOI: 10.4209/aaqr.2016.10.0466
Abstract: ABSTRACTThe application of grapefruit seed extract (GSE) and air ions to filters was investigated with the goal of collecting indoor bioaerosols. GSE exhibits antimicrobial activity because it contains flavonoids such as naringin. Air ions are… read more here.
Keywords: seed; air ions; air; rate ... See more keywords