Results 31 to 40 of about 81,664 (299)

Volatile compound fingerprinting of mixed-culture fermentations. [PDF]

open access: yes, 2011
Item does not contain fulltextWith the advent of the -omics era, classical technology platforms, such as hyphenated mass spectrometry, are currently undergoing a transformation toward high-throughput application.
Hylckama, J., van   +24 more
core   +1 more source

Introducing Volatile Organic Compound Model Intercomparison Project (VOCMIP) [PDF]

open access: yesGeoscientific Model Development
Volatile organic compounds (VOCs) play an important role in atmospheric chemistry, influencing the cycling of peroxy and hydroxyl radicals, the formation of tropospheric ozone, hydrogen, secondary organic aerosol, and the lifetime of methane and other ...
G. Myhre   +29 more
doaj   +1 more source

Broadband Dielectric Spectroscopic Detection of Ethanol: A Side-by-Side Comparison of ZnO and HKUST-1 MOFs as Sensing Media

open access: yesChemosensors, 2022
The most common gas sensors are based on chemically induced changes in electrical resistivity and necessarily involve making imperfect electrical contacts to the sensing materials, which introduce errors into the measurements.
Papa K. Amoah   +5 more
doaj   +1 more source

Non-enantioselective and enantioselective determination of microbial volatile organic compounds as tracer for human exposure to mould growth in buildings [PDF]

open access: yes, 2006
In the industrialized countries people spend 80 to 90 % of their time in indoor areas. About 5 % of the population are known to be sensitive or allergic to the more than 200 mould species that are found in the indoor environment today.
Heekmann, Sven
core   +1 more source

Measuring the quantity of harmful volatile organic compounds inhaled through masks

open access: yesEcotoxicology and Environmental Safety, 2023
An increase in the concentration of environmental particulate matter and the spread of the COVID-19 virus have dramatically increased our time spent wearing masks.
Hajoo Ryu, Yong-Hyun Kim
doaj   +1 more source

Volatile Compound Fingerprints of Black Cumin (Nigella sativa L.) Seed Oil Extracted by Supercritical Carbon Dioxide

open access: yesBiology and Life Sciences Forum, 2021
Black cumin (Nigella sativa L.) seed oil consists of many volatile oils dissolved in the fixed oil. In this work, the seed oil samples were obtained from supercritical CO2 (SCCO2) extraction under various pressures (20.0–30.0 MPa) and temperatures (40–60
Winatta Sakdasri   +3 more
doaj   +1 more source

VOLATILE ORGANIC COMPOUNDS

open access: yesEPRA International Journal of Research & Development (IJRD), 2020
Diverse amount of volatile organic compounds is synthesized by plants, proven to be of utmost importance to the plants in various stages of their perpetuation cycle. Their functions are attraction of insects for pollination, dispersal of seeds, helping plants to withstand competition from neighboring plants, contributing towards maintaining plant ...
null Deepika Bhardwaj   +3 more
openaire   +1 more source

Ozone stress as a driving force of sesquiterpene emissions: a suggested parameterisation [PDF]

open access: yes, 2012
Sesquiterpenes (C15H24) are semi-volatile organic compounds emitted by vegetation and are of interest in atmospheric research because they influence the oxidative capacity of the atmosphere and contribute to the formation of secondary organic aerosols ...
Dittmann, A.   +17 more
core   +1 more source

Volatile organic compound fluxes in a subarctic peatland and lake [PDF]

open access: yesAtmospheric Chemistry and Physics, 2020
Ecosystems exchange climate-relevant trace gases with the atmosphere, including volatile organic compounds (VOCs) that are a small but highly reactive part of the carbon cycle.
R. Seco   +17 more
doaj   +1 more source

Ozone formation sensitivity study using machine learning coupled with the reactivity of volatile organic compound species

open access: yes, 2022
Ozone formation sensitivity study using machine learning coupled with the reactivity of volatile organic compound ...
Xuezhong Wang   +8 more
core   +2 more sources

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