Results 11 to 20 of about 38,320 (249)

Analysis of Aroma Characteristics of Fermented Lingyun Baihao Tea Based on Odor Activity Value [PDF]

open access: yesShipin Kexue, 2023
This study aimed to analyze the difference in aroma components and aroma characteristics of different types (white, oolong, yellow and black) of fermented Lingyun Baihao tea.
YANG Jingyang, LIANG Guangzhi, LI Ziping, LIANG Xianzhi, CHEN Yuanquan
doaj   +2 more sources

Research on Odor Interaction between Aldehyde Compounds via a Partial Differential Equation (PDE) Model

open access: yesSensors, 2015
In order to explore the odor interaction of binary odor mixtures, a series of odor intensity evaluation tests were performed using both individual components and binary mixtures of aldehydes.
LuchunYan   +4 more
doaj   +2 more sources

ODOR ACTIVITY VALUE IN RED WINES AROMA FROM THREE WINE REGIONS IN ROMANIA [PDF]

open access: yesAgricultura, 2019
Four monovarietal red wines from three wine regions in Romania were analysed (Cabernet Sauvignon, Fetească neagră and Pinot noir from two areas in Satu Mare and Fetească neagră and Merlot from Constanța) in a liquid-liquid extraction with dichloromethane
Mihail Manolache   +4 more
doaj   +2 more sources

An Odor Interaction Model of Binary Odorant Mixtures by a Partial Differential Equation Method

open access: yesSensors, 2014
A novel odor interaction model was proposed for binary mixtures of benzene and substituted benzenes by a partial differential equation (PDE) method. Based on the measurement method (tangent-intercept method) of partial molar volume, original parameters ...
Luchun Yan   +3 more
doaj   +2 more sources

Use of a Modified Vector Model for Odor Intensity Prediction of Odorant Mixtures

open access: yesSensors, 2015
Odor intensity (OI) indicates the perceived intensity of an odor by the human nose, and it is usually rated by specialized assessors. In order to avoid restrictions on assessor participation in OI evaluations, the Vector Model which calculates the OI of ...
Luchun Yan, Jiemin Liu, Di Fang
doaj   +2 more sources

Comparison of Different Volatile Extraction Methods for the Identification of Fishy Off-Odor in Fish By-Products

open access: yesMolecules, 2022
This study was conducted to analyze volatile odor compounds and key odor-active compounds in the fish soup using fish scarp and bone. Five extraction methods, including solid-phase microextraction (SPME), dynamic headspace sampling (DHS), solvent ...
Yuanyuan Zhang   +7 more
doaj   +2 more sources

Analysis of Volatile Profile and Aromatic Characteristics of Raw Pu-erh Tea during Storage Based on GC-MS and Odor Activity Value. [PDF]

open access: yesFoods, 2023
Volatile constituents are critical to the flavor of tea, but their changes in raw Pu-erh tea (RAPT) during storage have not been clearly understood. This work aimed to investigate the volatile composition and their changes at various storage durations ...
Guo J   +8 more
europepmc   +2 more sources

Volatile Compound Abundance Correlations Provide a New Insight into Odor Balances in Sauce-Aroma Baijiu

open access: yesFoods, 2022
Sauce-aroma Baijiu (SAB) is one of the most famous Baijius in China; SAB has more than 500 aroma compounds in it. However, the key aroma compound in SAB flavor remains unclear.
Qijie Guan   +12 more
doaj   +2 more sources

Characterizing Key Volatile Pollutants Emitted from Adhesives by Chemical Compositions, Odor Contributions and Health Risks

open access: yesMolecules, 2022
As one of the major sources of volatile pollutants in indoor air, gaseous emissions from adhesives during interior decoration have attracted increasing concern.
Zixuan Zhao   +7 more
doaj   +2 more sources

Determination of Odor Compounds in Lignocellulose-Based Panels Using DHS-GC/MS Combined with Odor Activity Value Analysis. [PDF]

open access: yesPolymers (Basel)
Wood, as the oldest natural polymer composite material on Earth, holds significant importance in the era of carbon neutrality and serves as an irreplaceable core material in the furniture and construction industries.
Tang L   +6 more
europepmc   +2 more sources

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