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Optimization of GC-IMS parameters and determination of volatile fingerprint of flavors and fragrances using GC-IMS

open access: goldCyTA - Journal of Food
To investigate the optimum parameters of gas chromatography ion mobility spectrometry (GC-IMS) in determination of flavors and fragrances in tobacco. The effects of reaction parameters such as chromatographic column temperature, incubation temperature ...
Dechun Geng   +5 more
doaj   +4 more sources

Investigation of the differences in volatile organic compounds of sesame oil under different processing methods using GC-IMS and electronic nose [PDF]

open access: goldFrontiers in Nutrition
IntroductionSesame oil is an edible oil of high economic and nutritional value, possessing a unique flavor and exerting various physiological effects, including antioxidant, anti-inflammatory, and hypoglycemic effects.
Wen Ai   +10 more
doaj   +4 more sources

Preprocessing Methods for GC-IMS Image Analysis [PDF]

open access: bronzeBulletin of the Polytechnic Institute of Iași. Electrical Engineering, Power Engineering, Electronics Section, 2021
Abstract The paper presents a cascade of preprocessing procedures aiming at enhancing the quality of images generated by gas-chromatography ion mobility spectrometers (GC-IMS). The methods successfully eliminate the Reactant Ion Peak (RIP) lines, while additionally filtering out noisy components.
Simona Condaragiu   +4 more
openalex   +2 more sources

Characterization of Volatile Component Changes in Peas under Different Treatments by GC-IMS and GC-MS

open access: yesJournal of Food Quality, 2021
Volatile profiles of peas under 9 kinds of different treatments including native, washing, blanching, precooling, freezing, steaming, boiling, frying, and freeze-drying were characterized by GC-IMS and GC-MS.
Kangyi Zhang   +5 more
doaj   +5 more sources

GC-IMS data on the discrimination between geographic origins of olive oils

open access: yesData in Brief, 2022
Gas chromatography hyphenated with ion mobility spectrometry (GC-IMS) is an emerging benchtop technique for sensitive and selective detection of volatile organic compounds.
Joscha Christmann   +2 more
doaj   +3 more sources

Optimizing GC-IMS for Pork Volatile Fingerprinting: Effects of Incubation Conditions and Medium on Aroma Profiles [PDF]

open access: yesFoods
Volatile organic compounds (VOCs) are key aroma determinants in pork, and gas chromatography-ion mobility spectrometry (GC-IMS) is an effective technique for their detection.
Lei Yu   +7 more
doaj   +2 more sources

Fingerprinting of Green Arabica Coffee Volatile Organic Compounds (VOCs): HS-GC-IMS Versus GC × GC-MS [PDF]

open access: yesInternational Journal of Food Science
This study compared two nontargeted analytical techniques—headspace gas chromatography–ion mobility spectrometry (HS-GC-IMS) and comprehensive two-dimensional gas chromatography–mass spectrometry (GC × GC-MS)—to fingerprint the volatile organic compounds
Matteo Bordiga   +7 more
doaj   +2 more sources

Effects of variety and cultivation on volatile organic compounds in Dictyophora rubrovolvata: Insights from integrated GC-IMS, GC-MS and E-nose and Multivariate Data Analysis [PDF]

open access: yesFood Chemistry: X
This study investigated the volatile organic compounds (VOCs) of Dictyophora rubrovalvata (DR) varying varieties and cultivation conditions by E-nose, GC-MS, GC-IMS, Multivariate Data Analysis (MDA). E-nose and PCA indicated overall volatile intensity as
Lingshuai Meng   +11 more
doaj   +2 more sources

Development of the Volatile Fingerprint of Qu Aurantii Fructus by HS-GC-IMS [PDF]

open access: goldMolecules, 2022
Volatile components are important active ingredients of Rutaceae. In this study, HS-GC-IMS (headspace-gas chromatography-ion mobility spectrometry) was used to study the volatile compounds of Qu Aurantii Fructus, and a total of 174 peaks were detected, 102 volatile organic compounds (131 peaks) were identified.
Cuifen Fang   +4 more
openalex   +4 more sources

Discrimination of different edible vegetable oils based on GC-IMS and SIMCA

open access: yesCyTA - Journal of Food, 2023
Ion mobility spectrometry coupled to gas-chromatographic (GC-IMS) is tested regarding their ability to analyze various refined edible vegetable oils, including sunflower seed, rapeseed, sesame, soybean, peanut, corn, camellia, linseed, walnut, coconut ...
Dechun Geng   +3 more
doaj   +3 more sources

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