Results 111 to 120 of about 7,896 (250)

Explorative Study on Volatile Organic Compounds of Cinnamon Based on GC-IMS

open access: yesMetabolites
Cinnamon is one of the most popular spices worldwide, and volatile organic compounds (VOCs) are its main metabolic products. The misuse or mixing of cinnamon on the market is quite serious. This study used gas chromatography-ion migration spectroscopy (GC-IMS) technology to analyze the VOCs of cinnamon samples.
Yu Pan   +8 more
openaire   +3 more sources

Exploring the Controllability of Microbial Metabolism on the Flavor of Chinese Baijiu

open access: yeseFood, Volume 7, Issue 1, February 2026.
Regulation of flavor compounds by core functional microorganisms. ABSTRACT The flavor and quality of Baijiu are closely related to the environment and microbial metabolism. The microbial community structure is highly dynamic in time and space, making it trouble to control the flavor and quality of Baijiu. Therefore, this paper reviewed the role of core
Hang Ying   +6 more
wiley   +1 more source

Towards the Development of an In-Process Quality Monitoring System for Polyethylene Recyclates by Pyrolysis Gas Chromatography Ion Mobility Spectrometry [PDF]

open access: yes
Over the past few decades, the topic of recycling has become increasingly prominent in the field of sustainable materials and circular economy. One significant challenge is the physical separation of different types of plastics to obtain recyclates of ...
Ahrens, André   +3 more
core   +2 more sources

Selectivity Beyond Mass: Real‐Time Isomer Separation Using SLIM IMS Coupled to PTR‐MS

open access: yesJournal of Mass Spectrometry, Volume 61, Issue 2, February 2026.
ABSTRACT Proton‐transfer‐reaction—mass spectrometry (PTR‐MS) provides real‐time analysis of volatile organic compounds (VOCs) relevant to atmospheric research, food and flavor characterization, industrial process control, and medical applications. However, PTR‐MS is inherently limited in its ability to resolve isomers of molecules with the same mass‐to‐
Jacob Jordan   +6 more
wiley   +1 more source

VOC analysis for rapid, early detection of bacteria, mold, and mycoplasma in cell and tissue cultures

open access: yesSLAS Discovery
Identifying microbial contamination early in cell culture processing can save time, money, and reagents. However, standard strategies for performing contamination testing often take days, leaving production vulnerable to potential spread of bacteria ...
Hannah A. Strobel   +6 more
doaj   +1 more source

Mobility Spectrometer Studies on Hydrazine and Ammonia Detection [PDF]

open access: yes
An airborne vapor analyzer for detecting sub- to low- parts-per-million (ppm) hydrazine in the presence of higher concentration levels of ammonia has been under development for the Orion program.
Eiceman, Gary   +3 more
core   +1 more source

Integrated Atmosphere Resource Recovery and Environmental Monitoring Technology Demonstration for Deep Space Exploration [PDF]

open access: yes, 2012
Exploring the frontiers of deep space continues to be defined by the technological challenges presented by safely transporting a crew to and from destinations of scientific interest.
Abney, Morgan B.   +5 more
core   +1 more source

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