دانلود مقالات ISI درباره Ptr-Ms + ترجمه فارسی

Modifying PTR-MS operating conditions for quantitative headspace analysis of hydro-alcoholic beverages. 2. Brandy characterization and discrimination by PTR-MS

Keywords: PTR-MS; Ethanol; Fragmentation; Brandy; Volatile organic compounds; Headspace;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2014 سفارش ترجمه

Product ion distributions for the reactions of NO+ with some physiologically significant aldehydes obtained using a SRI-TOF-MS instrument

Keywords: Aldehydes; SRI-TOF-MS; NO+ reactions; Fragmentation patterns; VOCs; PTR-MS;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2014 سفارش ترجمه

Volatile organic compound speciation above and within a Douglas fir forest

Keywords: BVOC; PTR-MS; vDEC; Monoterpene; Pinene; Isoprene;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2014 سفارش ترجمه

Headspace analysis of new psychoactive substances using a Selective Reagent Ionisation-Time of Flight-Mass Spectrometer

Keywords: PTR-MS; SRI-TOF-MS; New psychoactive substances; Drug detection; Branching ratios;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2014 سفارش ترجمه

Characterisation of flavour-texture interactions in sugar-free and sugar-containing pectin gels

Keywords: Erythritol; Pectin gel; PTR-MS; Texture; Flavour release; Rheology;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2014 سفارش ترجمه

PTR-MS monitoring of volatiles fingerprint evolution during grape must cooking

Keywords: Grape must; Cooking; PTR-MS; Volatile compounds; Maillard reaction;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2013 سفارش ترجمه

Measurements of formaldehyde at the U.S.-Mexico border during the Cal-Mex 2010 air quality study

Keywords: Formaldehyde; PTR-MS; Ozone; Hydroxyl radical; Secondary organic aerosol; Air pollution;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2013 سفارش ترجمه

Discrimination of four different postharvest treatments of 'Red Delicious' apples based on their volatile organic compound (VOC) emissions during shelf-life measured by proton transfer reaction mass spectrometry (PTR-MS)

Keywords: Apple (Malus × domestica Borkh.); 'Red Delicious'; Shelf-life; PTR-MS; Volatile organic compounds; Storage techniques;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2013 سفارش ترجمه

Aroma volatile release kinetics of tomato genotypes measured by PTR-MS following artificial chewing

Keywords: Tomato aroma volatiles; Quantitative descriptive analysis; SPME-GC-MS; PTR-MS; Chewing device; Retronasal perception;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2013 سفارش ترجمه

Volatile organic compounds in Tijuana during the Cal-Mex 2010 campaign: Measurements and source apportionment

Keywords: VOCs; Trace gases; PTR-MS; Positive matrix factorization; Conditional probability function; Tijuana;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2013 سفارش ترجمه

Modifying PTR-MS operating conditions for quantitative headspace analysis of hydro-alcoholic beverages. 1. Variation of the mean collision energy to control ionization processes occurring during PTR-MS analyses of 10-40% (v/v) ethanol-water solutions

Keywords: PTR-MS; Ethanol; Fragmentation; Ionization; E/N; Ion kinetic energy;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2013 سفارش ترجمه

Impact of diffuse light on isoprene and monoterpene emissions from a mixed temperate forest

Keywords: Forest ecosystems; Monoterpenes; Isoprene; Disjunct eddy-covariance; PTR-MS

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2013 سفارش ترجمه

Geographical provenance of palm oil by fatty acid and volatile compound fingerprinting techniques

Keywords: Authenticity; Chemometrics; Fatty acid composition; Geographical provenancing; PTR-MS; Palm oil; Volatile compounds

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2013 سفارش ترجمه

Air–water mass transfer of sparingly soluble odorous compounds in granular biofilter media

Keywords: Mass transfer; Biological air filter; PTR-MS; Volatile sulfur compounds; Particle size distribution; Filter air velocity

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2013 سفارش ترجمه

Volatile release and structural stability of β-lactoglobulin primary and multilayer emulsions under simulated oral conditions

Keywords: Volatile release; Multilayer emulsion; PTR-MS; Model mouth; Saliva; Salt

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2013 سفارش ترجمه

Experimental determination of mass transfer coefficients of volatile sulfur odorants in biofilter media measured by Proton-Transfer-Reaction Mass Spectrometry (PTR-MS)

Keywords: Mass transfer; Biological air filter; PTR-MS; Volatile sulfur compounds

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2013 سفارش ترجمه

From conventional proton-transfer-reaction mass spectrometry (PTR-MS) to universal trace gas analysis

Keywords: PTR-MS; PTR-TOFMS; Chemical ionization; Trace gas analysis; Charge transfer; Direct injection mass spectrometry

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2012 سفارش ترجمه

Proton transfer reaction-mass spectrometry volatile organic compound fingerprinting for monovarietal extra virgin olive oil identification

Keywords: Monovarietal extra-virgin olive oil; Volatile organic compounds; PTR-MS; Chemometric discrimination;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

PTR-TOF-MS monitoring of in vitro and in vivo flavour release in cereal bars with varying sugar composition

Keywords: PTR-MS; PTR-TOF-MS; Cereal bars; Flavour release; Nose-space; Bulk sweeteners; Polydextrose;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Evaluation of accuracy in measurements of VOC emissions with dynamic chamber system

Keywords: Volatile organic compounds (VOC); Dynamic chamber; PTR-MS; Accuracy; Field measurements

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Development of a model mouth containing an artificial tongue to measure the release of volatile compounds

Keywords: Flavor release; Model mouth; Tongue pressure; PTR-MS; Swallowing; Computer controlled;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Minimisation of artefact formation of dimethyl disulphide during sampling and analysis of methanethiol in air using solid sorbent materials

Keywords: Methanethiol; Dimethyl disulphide; PTR-MS; TD-GC–MS; Sorbent tubes

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Interference in the PTR-MS measurement of acetonitrile at m/z 42 in polluted urban air—A study using switchable reagent ion PTR-MS

Keywords: Acetonitrile; Switchable reagent ion; PTR-MS; Mass interference; Urban air

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Adsorption behavior of two model airborne organic contaminants on wafer surfaces

Keywords: Silicon surface; XPS; Adsorption; Thermo chemistry; PTR-MS

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Model-based approach to account for the variation of primary VOC emissions over time in the identification of indoor VOC sources

Keywords: Long-term emission; Emission source identification; Material emission signature; VOC; PTR-MS

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2012 سفارش ترجمه

Effect of drought stress on isoprene emission from two major Quercus species native to East Asia

Keywords: Quercus crispula; Quercus serrata; PTR-MS; G93 model; Light; Temperature

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2011 سفارش ترجمه

Influence of polyols and bulking agents on flavour release from low-viscosity solutions

Keywords: Bulking agent; Flavour release; Polyol; Viscosity; PTR-MS;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2011 سفارش ترجمه

Analysis of biogenic volatile organic compounds in human health and disease

Keywords: Biological marker; Breath analysis; Breath test; Electronic nose; Exhaled nitric oxide; GC-MS; PTR-MS; Sensor array; SIFT-MS; Volatile organic compound

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2011 سفارش ترجمه

Proton Transfer Reaction Mass Spectrometry detects rapid changes in volatile metabolite emission by Mycobacterium smegmatis after the addition of specific antimicrobial agents

Keywords: Mass spectrometry; PTR-MS; Volatile organic compounds (VOCs); Drug susceptibility testing; Mycobacteria;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2011 سفارش ترجمه

Rapid characterization of dry cured ham produced following different PDOs by proton transfer reaction time of flight mass spectrometry (PTR-ToF-MS)

Keywords: PTR-MS; PTR-ToF-MS; Dry cured ham; Volatile compounds; PDO; Flavour compounds;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2011 سفارش ترجمه

A new strategy to assess the quality of broccoli (Brassica oleracea L. italica) based on enzymatic changes and volatile mass ion profile using Proton Transfer Reaction Mass Spectrometry (PTR-MS)

Keywords: Peroxidase; Volatile; Enzyme; Broccoli; Ascorbate oxidase; PTR-MS; PLS

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2011 سفارش ترجمه

VOC identification and inter-comparison from laboratory biomass burning using PTR-MS and PIT-MS

Keywords: VOC identification; PTR-MS; Inter-comparison; Biomass burning

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2011 سفارش ترجمه

PTR-MS monitoring of VOCs and BVOCs in food science and technology

Keywords: Aroma; Biogenic volatile organic compound; BVOC; Direct-injection mass spectrometry; Fingerprinting mass spectrometry; Flavor; Proton transfer reaction mass spectrometry; PTR-MS; VOC; Volatile organic compound

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2011 سفارش ترجمه

The dynamics of aroma release during consumption of candies of different structures, and relationship with temporal perception

Keywords: Aroma compounds; Gels; Structure; Dynamic of release; PTR-MS; Perception over time; Eating behaviour

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2011 سفارش ترجمه

Mixture design approach as a tool to study in vitro flavor release and viscosity interactions in sugar-free polyol and bulking agent solutions

Keywords: Critical concentration (c*); Experimental mixture design; Flavor release; Matrix-flavor-interactions; PTR-MS; Viscosity

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2011 سفارش ترجمه

Isoprene and monoterpene emissions from a mixed temperate forest

Keywords: Forest ecosystems; Monoterpenes; Isoprene; Disjunct eddy covariance; PTR-MS

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2011 سفارش ترجمه

Development of a novel methodology for indoor emission source identification

Keywords: Material emission signature; PTR-MS; VOC; Source identification; Signal processing

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2011 سفارش ترجمه

Direct, rapid quantitative analyses of BVOCs using SIFT-MS and PTR-MS obviating sample collection

Keywords: Absolute quantification; Ambient air; BVOC; Chemical ionization; Gas chromatography; Headspace analysis; Mass spectrometry; PTR-MS; Sample collection; SIFT-MSBVOC, Biogenic volatile organic compound; m/z, Mass-to-charge ratio; ppbv, Parts per billion by v

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2011 سفارش ترجمه

Direct-injection mass spectrometry adds the time dimension to (B)VOC analysis

Keywords: APCI; BVOC; Chemometrics; CIR-MS; DIMS; Direct-injection mass spectrometry; MS-e-nose; PTR-MS; SIFT-MS; VOC

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2011 سفارش ترجمه

Direct aqueous injection analysis of trace compounds in water with proton-transfer-reaction mass spectrometry (PTR-MS)

Keywords: PTR-MS; Water analysis; Proton-transfer-reaction; Direct injection; Online quantification

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2010 سفارش ترجمه

Quantification of interferences in PTR-MS measurements of monoterpene emissions from Fagus sylvatica L. using simultaneous TD-GC-MS measurements

Keywords: GC-MS; PTR-MS; BVOC; Linalool; Monoterpene; Quality control

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2010 سفارش ترجمه

Hydroxyl radical (OH) yields from the ozonolysis of both double bonds for five monoterpenes

Keywords: OH; OH-yield; Ozone; Terpenes; PTR-MS; Ozonolysis

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2010 سفارش ترجمه

The effect of a photocatalytic air purifier on indoor air quality quantified using different measuring methods

Keywords: Photocatalytic oxidation; Air purifier; Sensory assessments; GC/MS; HPLC/UV; PTR-MS; Indoor air quality

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2010 سفارش ترجمه

Multidimensional statistical analysis of PTR-MS breath samples: A test study on irradiation detection

Keywords: Multidimensional analysis; PTR-MS; Breath gas VOC; Detection of exposure

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2010 سفارش ترجمه

Laboratory studies in support of the detection of biogenic unsaturated alcohols by proton transfer reaction-mass spectrometry

Keywords: PTR-MS; Proton transfer; Unsaturated biogenic alcohol; Product ion distribution

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2010 سفارش ترجمه

History effect of light and temperature on monoterpenoid emissions from Fagus sylvatica L.

Keywords: Monoterpene; Monoterpenoid; Fagus sylvatica L.; Emission algorithm; MEGAN; PTR-MS;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2010 سفارش ترجمه

Prediction of the identity of fats and oils by their fatty acid, triacylglycerol and volatile compositions using PLS-DA

Keywords: Authenticity; Fat composition, identity; Prediction models; PTR-MS

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2010 سفارش ترجمه

Proton transfer reaction mass spectrometry investigations on the effects of reduced electric field and reagent ion internal energy on product ion branching ratios for a series of saturated alcohols

Keywords: Proton transfer; PTR-MS; Saturated alcohol; Internal ion energy; Product ion branching ratio; E/N

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2010 سفارش ترجمه

High-resolution measurement of multiple volatile organic compounds dissolved in seawater using equilibrator inlet–proton transfer reaction-mass spectrometry (EI–PTR-MS)

Keywords: Volatile organic compounds; PTR-MS; Equilibrator; Isoprene; Western North Pacific Ocean

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2010 سفارش ترجمه

The effect of relative humidity on the detection of pyrrole by PTR-MS for OH reactivity measurements

Keywords: Hydroxyl; OH reactivity; PTR-MS; Pyrrole; Humidity

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2009 سفارش ترجمه