نتایج جستجو برای: volatile organic compounds vocs

تعداد نتایج: 426167  

2004
U. Mathis M. Mohr

The nucleation of nanoparticles in the exhaust of a modern light-duty diesel vehicle was investigated on a chassis dynamometer. This laboratory study is focused on the influence of volatile organic compounds (VOCs) on nucleation of volatile nanoparticles. Different organic compounds were added to the dilution air of the particle sampling under different sampling conditions. Sample temperature a...

2015
Yu Huang Steven Sai Hang Ho Yanfeng Lu Ruiyuan Niu Lifeng Xu Shuncheng Lee Junji Cao

Volatile organic compounds (VOCs) and formaldehyde are ubiquitous in indoor environment. 16 Inhalation of VOCs can cause irritations, difficulty breathing, and nausea, and damage the central 17 nervous system as well as other organs. Formaldehyde is even a carcinogen. Removal of VOCs and 18 formaldehyde is thus critical to control indoor air quality (IAQ). Photocatalytic oxidation has been 19 d...

2014
Aydin Berenjian Natalie Chan Hoda Jafarizadeh Malmiri

Volatile Organic Compounds (VOCs) are among the most toxic chemicals which are detrimental to humans and environment. There is a significant need of fully satisfactory method for removal of VOCs. There are several methods including physical, chemical and biological treatments available to remove VOCs by either recovery or destruction. The aim of the present study is to summarize the available m...

Journal: :The Plant journal : for cell and molecular biology 2006
Dorothea Tholl Wilhelm Boland Armin Hansel Francesco Loreto Ursula S R Röse Jörg-Peter Schnitzler

Plants emit volatile organic compounds (VOCs) that play important roles in their interaction with the environment and have a major impact on atmospheric chemistry. The development of static and dynamic techniques for headspace collection of volatiles in combination with gas chromatography-mass spectrometry analysis has significantly improved our understanding of the biosynthesis and ecology of ...

Journal: :Molecules 2016
Yu Huang Steven Sai Hang Ho Yanfeng Lu Ruiyuan Niu Lifeng Xu Junji Cao Shuncheng Lee

Volatile organic compounds (VOCs) are ubiquitous in indoor environments. Inhalation of VOCs can cause irritation, difficulty breathing, and nausea, and damage the central nervous system as well as other organs. Formaldehyde is a particularly important VOC as it is even a carcinogen. Removal of VOCs is thus critical to control indoor air quality (IAQ). Photocatalytic oxidation has demonstrated f...

Journal: :Soil Biology & Biochemistry 2021

Understanding the change in function of biological community under different soil conditions is key to effective quality monitoring and mitigation degradation. Current measures suffer from drawbacks with most techniques having high expense, low throughput or a narrow focus on one component community. The aim this study was assess use volatilomics as method profile microbial compare technique ph...

Journal: :Current opinion in microbiology 2006
Gary Strobel

Endophytic microorganisms exist within the living tissues of most plant species. They are most abundant in rainforest plants. Novel endophytes usually have associated with them novel secondary natural products and/or processes. Muscodor is a novel endophytic fungal genus that produces bioactive volatile organic compounds (VOCs). This fungus, as well as its VOCs, has enormous potential for uses ...

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