Results 41 to 50 of about 1,648,508 (271)

The SIFT-MS fingerprint of Vitis vinifera L. cv. Syrah berries is stable over the second part of maturation under warm conditions of climate

OENO One, 2022
Wine grape breeding for fungal resistance has been very dynamic worldwide over the last decade. The quick phenotyping of genotype quality traits, including aroma composition, remains challenging.
Olivier GEFFROY, Thomas Baerenzung dit Baron, Olivier Yobrégat, Marie Denat, Valérie Simon, Alban Jacques   +5 more
doaj   +1 more source

A study on the Characteristics of HAPs in Residential areas affected by Industrial Complex using SIFT-MS

대한환경공학회지, 2023
In Yaeum-dong, a residential area near the industrial complex, SIFT-MS, which enables real-time continuous measurement, was used to identify the characteristics of VOCs and odorous substances.
Imjo Choi, Dongwook Lee, Kyunghak Tak, Jeongho Jo   +3 more
doaj   +1 more source

SIFT-MS: Quantifying the Volatiles You Smell…and the Toxics You Don’t

Chemosensors, 2023
The human olfactory system is highly attuned to detection of a wide range of volatile organic compounds (VOCs), but the sensitivity varies considerably based on chemical functionality.
Vaughan S. Langford
doaj   +1 more source

A comprehensive survey on investigation techniques of exhaled breath (EB) for diagnosis of diseases in human body

Informatics in Medicine Unlocked, 2021
The breath analysis technique is one of the oldest investigation strategies for disease diagnosis and human health monitoring. This strategy explores volatile organic compound (VOCs) present in human exhaled breath (EB) and their organic connection with ...
Nilakshi Maruti Mule, Dipti D. Patil, Mandeep Kaur   +2 more
doaj   +1 more source

SIFT-MS and FA-MS methods for ambient gas phase analysis: developments and applications in the UK [PDF]

, 2015
Selected ion flow tube mass spectrometry, SIFT-MS, a relatively new gas/vapour phase analytical method, is derived from the much earlier selected ion flow tube, SIFT, used for the study of gas phase ion-molecule reactions.
Smith, D, Spanel, P
core   +2 more sources

Cyanogenesis in Macadamia and Direct Analysis of Hydrogen Cyanide in Macadamia Flowers, Leaves, Husks, and Nuts Using Selected Ion Flow Tube–Mass Spectrometry

Foods, 2020
Macadamia has increasing commercial importance in the food, cosmetics, and pharmaceutical industries. However, the toxic compound hydrogen cyanide (HCN) released from the hydrolysis of cyanogenic compounds in Macadamia causes a safety risk. In this study,
Hardy Z. Castada, Jinyi Liu, Sheryl Ann Barringer, Xuesong Huang   +3 more
doaj   +1 more source

Kinetic Measurements of Cl Atom Reactions with C₅–C₈ Unsaturated Alcohols

Atmosphere, 2020
The reactions of five structurally similar unsaturated alcohols, i.e., (Z)-2-penten-1-ol, (E)-2-hexen-1-ol, (E)-3-hexen-1-ol, (Z)-3-hexen-1-ol, and 1-octen-3-ol, with Cl atoms in the gas phase, were investigated at 296 ± 2 K and 1 atm by the ...
Asma Grira, Cornelia Amarandei, Manolis N. Romanias, Gisèle El Dib, André Canosa, Cecilia Arsene, Iustinian Gabriel Bejan, Romeo Iulian Olariu, Patrice Coddeville, Alexandre Tomas   +9 more
doaj   +1 more source

Sub-parts per billion detection of trace volatile chemicals in human breath using Selected Ion Flow Tube Mass Spectrometry

BMC Research Notes, 2008
Background Selected ion flow tube mass spectrometry (SIFT-MS) allows the real time quantification of trace gases in air. Due to its tolerance of high humidity levels the technique is particularly suited to the chemical analysis of breath.
Ross Brian M
doaj   +1 more source

Hyphenated Mass Spectrometry versus Real-Time Mass Spectrometry Techniques for the Detection of Volatile Compounds from the Human Body

Molecules, 2021
Mass spectrometry (MS) is an analytical technique that can be used for various applications in a number of scientific areas including environmental, security, forensic science, space exploration, agri-food, and numerous others.
Oliver Gould, Natalia Drabińska, Norman Ratcliffe, Ben de Lacy Costello   +3 more
doaj   +1 more source

Recent developments and applications of selected ion flow tube mass spectrometry (SIFT-MS). [PDF]

Mass Spectrom Rev, 2023
AbstractSelected ion flow tube mass spectrometry (SIFT‐MS) is now recognized as the most versatile analytical technique for the identification and quantification of trace gases down to the parts‐per‐trillion by volume, pptv, range. This statement is supported by the wide reach of its applications, from real‐time analysis, obviating sample collection of
Smith D, Španěl P, Demarais N, Langford VS, McEwan MJ.   +4 more
europepmc   +4 more sources