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Showing 1 to 12 of 3179 entries
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Using the vapor pressure of pure volatile organic compounds to predict the enthalpy of vaporization and computing the entropy of vaporization

Louis Stokes Alliances for Minority Participation AND Program Evaluation

[No authors listed]
GSID: 4NS3Izl5yQgJ
SM Abernathy - Open Access Library Journal, 2015 - scirp.org

The objective of this investigation was to develop a vapor pressure (VP) acquisition system and methodology for performing temperature-dependent VP measurements and predicting the enthalpy of vaporization (ΔHvap) of volatile organic compounds, ie VOCs. High quality VP data were...

The biological diversity and production of volatile organic compounds by stem-inhabiting endophytic fungi of Ecuador

STEM and diversity

Narváez-Trujillo A, Spakowicz DJ.
GSID: 40uTI48fRj4J
SM Rundell, DJ Spakowicz, A Narváez-Trujillo… - Journal of Fungi, 2015 - mdpi.com

… , endophytes—particularly those inhabiting stem tissues—are still a vastly underexplored component of microbial diversity. In this study, we explored the diversity of over 1500 fungal …

Common household chemicals and the allergy risks in pre-school age children

Pre-school

[No authors listed]
GSID: 71cZU8GDHhAJ
H Choi, N Schmidbauer, J Sundell, M Hasselgren… - PloS one, 2010 - journals.plos.org

Background The risk of indoor exposure to volatile organic compounds (VOCs) on allergic airway diseases in children remains unknown. Objective We examined the residential concentrations of VOCs, emitted from building materials, paints, furniture, and other lifestyle …

Exhaled volatile organic compounds identify patients with colorectal cancer (Br J Surg 2013; 100: 144-150).

The British journal of surgery

Zbar AP.
PMID: 23212622
Br J Surg. 2013 Jan;100(1):151. doi: 10.1002/bjs.8970.

No abstract available.

Construction of a cryogen-free thermal desorption gas chromatographic system with off-the-shelf components for monitoring ambient volatile organic compounds.

Journal of separation science

Ou-Yang CF, Liao WC, Wang PC, Fan GJ, Hsiao CC, Chuang MT, Chang CC, Lin NH, Wang JL.
PMID: 26924196
J Sep Sci. 2016 Apr;39(8):1489-99. doi: 10.1002/jssc.201501336. Epub 2016 Apr 06.

An automated gas chromatographic system aimed at performing unattended measurements of ambient volatile organic compounds was configured and tested. By exploiting various off-the-shelf components, the thermal desorption unit was easily assembled and can be connected with any existing commercial...

Measurement of volatile organic compounds (VOCs) in libraries and archives in Florence (Italy).

The Science of the total environment

Cincinelli A, Martellini T, Amore A, Dei L, Marrazza G, Carretti E, Belosi F, Ravegnani F, Leva P.
PMID: 27505266
Sci Total Environ. 2016 Dec 01;572:333-339. doi: 10.1016/j.scitotenv.2016.07.201. Epub 2016 Aug 06.

Indoor air samples from libraries and archives in Florence, Italy, were collected and analysed for a variety of volatile organic compounds. The aim was to perform a characterisation of the indoor air quality, and try to elucidate if there...

Characteristics of carbonaceous aerosols: Impact of biomass burning and secondary formation in summertime in a rural area of the North China Plain.

The Science of the total environment

Yao L, Yang L, Chen J, Wang X, Xue L, Li W, Sui X, Wen L, Chi J, Zhu Y, Zhang J, Xu C, Zhu T, Wang W.
PMID: 27031303
Sci Total Environ. 2016 Jul 01;557:520-30. doi: 10.1016/j.scitotenv.2016.03.111. Epub 2016 Mar 29.

To determine the characteristics of carbonaceous aerosols in rural areas of the North China Plain, field measurements were conducted at Yucheng (YC) in the summers of 2013 and 2014. The concentrations of carbonaceous aerosols at YC exhibited clear diurnal...

Modified Sagnac interferometer for contact-free length measurement of a direct absorption cell.

Applied optics

Elandaloussi H, Rouillé C, Marie-Jeanne P, Janssen C.
PMID: 26974791
Appl Opt. 2016 Mar 10;55(8):1971-7. doi: 10.1364/AO.55.001971.

Accurate path length measurements in absorption cells are recurrent requirements in quantitative molecular absorption spectroscopy. A new twin path laser interferometer for length measurements in a simple direct path absorption geometry is presented, along with a full uncertainty budget....

Fatty Acid Surfactant Photochemistry Results in New Particle Formation.

Scientific reports

Alpert PA, Ciuraru R, Rossignol S, Passananti M, Tinel L, Perrier S, Dupart Y, Steimer SS, Ammann M, Donaldson DJ, George C.
PMID: 28978998
Sci Rep. 2017 Oct 04;7(1):12693. doi: 10.1038/s41598-017-12601-2.

Organic interfaces that exist at the sea surface microlayer or as surfactant coatings on cloud droplets are highly concentrated and chemically distinct from the underlying bulk or overlying gas phase. Therefore, they may be potentially unique locations for chemical...

Proton-Transfer-Reaction Mass Spectrometry: Applications in Atmospheric Sciences.

Chemical reviews

Yuan B, Koss AR, Warneke C, Coggon M, Sekimoto K, de Gouw JA.
PMID: 28976748
Chem Rev. 2017 Nov 08;117(21):13187-13229. doi: 10.1021/acs.chemrev.7b00325. Epub 2017 Oct 04.

Proton-transfer-reaction mass spectrometry (PTR-MS) has been widely used to study the emissions, distributions, and chemical evolution of volatile organic compounds (VOCs) in the atmosphere. The applications of PTR-MS have greatly promoted understanding of VOC sources and their roles in...

Mining the Volatilomes of Plant-Associated Microbiota for New Biocontrol Solutions.

Frontiers in microbiology

Bailly A, Weisskopf L.
PMID: 28890716
Front Microbiol. 2017 Aug 25;8:1638. doi: 10.3389/fmicb.2017.01638. eCollection 2017.

Microbial lifeforms associated with land plants represent a rich source for crop growth- and health-promoting microorganisms and biocontrol agents. Volatile organic compounds (VOCs) produced by the plant microbiota have been demonstrated to elicit plant defenses and inhibit the growth...

DRIFTS evidence for facet-dependent adsorption of gaseous toluene on TiO2 with relative photocatalytic properties.

Langmuir : the ACS journal of surfaces and colloids

Wang M, Zhang F, Zhu X, Qi Z, Hong B, Ding J, Bao J, Sun S, Gao C.
PMID: 25602129
Langmuir. 2015 Feb 10;31(5):1730-6. doi: 10.1021/la5047595. Epub 2015 Jan 28.

Effective adsorption is of great importance to the photocatalytic degradation of volatile organic compounds. Herein, we succeeded in the preparation of anatase TiO2 with clean dominant {001} and {101} facets. By using in situ diffuse reflectance infrared Fourier transform...

Showing 1 to 12 of 3179 entries