Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Rapid sequential heart-cut multidimensional gas chromatographic analysis.

Michael Dunn1, Robert Shellie, Paul Morrison

  • 1Australian Centre for Research on Separation Science, School of Applied Sciences (Applied Chemistry), RMIT University, G.P.O. Box 2476V, Melbourne 3001, Australia.

Journal of Chromatography. A
|December 15, 2004
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Genomic Variation Predicts Real-Time Δ <sup>9</sup> -tetrahydrocannabinol Response in Humans.

medRxiv : the preprint server for health sciences·2026
Same author

PROMETHEUS clinical trial protocol: tailoring healthy ageing with lifestyle and nutraceuticals.

GeroScience·2026
Same author

A study of volatile compounds in hop by headspace sampling and comprehensive two-dimensional gas chromatography.

Journal of chromatography. A·2026
Same author

How individuals formulate their beliefs about chronic musculoskeletal pain: introducing the dual implicit-explicit processing (DIP) model of pain belief formation - a qualitative exploration.

BMC musculoskeletal disorders·2026
Same author

Reclaiming 'abnormal' embryos after preimplantation genetic testing for aneuploidy: patients' perspectives on transferring embryos against prior institutional advice.

Human reproduction open·2026
Same author

Immediate delivery room interventions for prevention of preterm brain injury: An evidence-based review.

Seminars in fetal & neonatal medicine·2026

This study introduces a fast multidimensional gas chromatography method for analyzing essential oils. It enables rapid, sequential analysis of sample heart-cuts, significantly improving efficiency and signal response.

Area of Science:

  • Analytical Chemistry
  • Chromatography

Background:

  • Multidimensional gas chromatography (GCxGC) is crucial for complex sample analysis.
  • Efficient heart-cutting and rapid second-dimension analysis are key challenges in GCxGC.

Purpose of the Study:

  • To develop a method for sequential fast analysis of heart-cuts in multidimensional gas chromatography.
  • To improve the efficiency and peak capacity of essential oil analysis using GCxGC.

Main Methods:

  • Utilized a short, narrow-bore capillary column in the second dimension.
  • Employed fast cryogenic modulation for cryofocussing and rapid transfer of heart-cuts.
  • Demonstrated the method with peppermint essential oil heart-cuts.

Main Results:

Related Experiment Videos

  • Achieved a total analysis time of approximately 30 s on the second column.
  • Observed an increase in signal response by up to 40-fold due to cryofocussing.
  • Reported a total peak capacity of approximately 1800, with potential for over 5000 peaks.

    • Conclusions:

    • The developed method allows on-line heart-cutting for comprehensive two-dimensional separation in a single analysis.
    • This approach eliminates the need for repeat injections and reduces analysis time.
    • The technique significantly enhances signal response and peak capacity for essential oil analysis.